mct math web sites

Web Sites for Mathematics Practice

Whole Numbers

Adding/Subtracting

http://www.321know.com/add27_x1.htm add tens

http://www.321know.com/add27_x4.htm add 2-digit numbers w/o renaming

http://www.321know.com/add27_x2.htm add 3 numbers

http://www.321know.com/add38_x1.htm add hundreds

http://www.321know.com/add27_x3.htm add 3 2-digit numbers

http://www.321know.com/add38cx1.htm add 3-digit numbers

http://www.321know.com/add38_x1.htm add hundreds

http://www.321know.com/add38cx2.htm add 5-digit numbers

http://www.321know.com/add38cx3.htm add 6-digit numbers

http://www.321know.com/add38cx4.htm add 7-digit numbers

http://www.321know.com/sub28_x3.htm subtract tens

http://www.321know.com/sub38_x3.htm subtract hundreds

http://www.321know.com/sub38osx.htm subtract 3-digit numbers

http://www.321know.com/sub38gx1.htm subtract 4-digit numbers

http://www.321know.com/sub38cx2.htm subtract 5-digit numbers

http://www.aplusmath.com/Worksheets/OnlineSubtraction.html subtract up to 4 digits

http://www.aplusmath.com/Worksheets/OnlineAddition.html add up to 4 digits

http://www.scugog-net.com/room108/MadMath/mmm.htm add/subtract w/varying limitations

Multiplying/Dividing

http://www.321know.com/div41_x2.htm division w/o remainder

http://www.321know.com/div41_x3.htm division w/remainder

http://www.321know.com/div55_x2.htm long division

http://www.aplusmath.com/Worksheets/OnlineDivision.html division w/o remainder

http://www.aplusmath.com/Worksheets/OnlineMultiplication.html multiply

http://www.scugog-net.com/room108/MadMath/mmm.htm multiply/divide w/varying limitations

Decimals

Adding/Subtracting

http://www.321know.com/dec312x3.htm addition of tenths

http://www.321know.com/dec312x2.htm subtraction of tenths

http://www.aplusmath.com/Worksheets/OnlineDecimalSubtraction.html subtract decimals of all types http://www.aplusmath.com/Worksheets/OnlineDecimalAddition.html add decimals of all types

Multiplying/Dividing

http://www.321know.com/dec54ax2.htm multiply thousandths by tenths

http://www.321know.com/dec54bx2.htm multiply thousandths by hundredths

http://www.321know.com/dec54cx2.htm multiply thousandths by thousandths

http://www.math.com/school/subject1/practice/S1U1L5/S1U1L5Pract.html multiply decimals

http://www.321know.com/div56ax2.htm divide decimal by integer

http://www.321know.com/div56bx2.htm divide decimal by whole number

http://www.math.com/school/subject1/practice/S1U1L6/S1U1L6Pract.html divide decimals

http://www.aplusmath.com/Worksheets/OnlineDecimalDivision.html divide decimals (all types)

http://www.aplusmath.com/Worksheets/OnlineDecimalMultiplication.html multiply decimals (all types)

Fractions

Adding/Subtracting

http://www.321know.com/add66ax1.htm add fractions w/like denominators

http://www.321know.com/add66kx1.htm add fractions w/unlike denominators

http://www.321know.com/add66dx1.htm add mixed numbers w/like denominators

http://www.321know.com/sub66bx2.htm subtract proper fractions w/like denominators

http://www.321know.com/sub66lx2.htm subtract proper fractions w/unlike denominators

http://www.321know.com/sub66ex2.htm subtract mixed numbers w/like denominators

http://www.math.com/school/subject1/practice/S1U4L3/S1U4L3Pract.html add/subtract proper fractions

http://www.math.com/school/subject1/practice/S1U4L6/S1U4L6Pract.html add/subtract mixed numbers

http://www.aplusmath.com/Worksheets/OnlineFractions.html add like/unlike proper fractions

Multiplying/Dividing

http://www.321know.com/div66ox2.htm divide fractions

http://www.321know.com/div66px2.htm divide fraction by whole number

http://www.math.com/school/subject1/practice/S1U4L7/S1U4L7Pract.html multiply mixed numbers

http://www.math.com/school/subject1/practice/S1U4L8/S1U4L8Pract.html divide with mixed numbers

http://www.aplusmath.com/Worksheets/OnlineFractions.html multiply proper fractions

Integers

Adding/Subtracting

http://www.321know.com/add65_x2.htm add 2 integers

http://www.321know.com/add65_x1.htm add 3 integers

http://www.321know.com/sub65_x4.htm subtract integers

http://www.math.com/school/subject1/practice/S1U1L11/S1U1L11Pract.html add/subtract integers

http://www.scugog-net.com/room108/MadMath/mmm.htm add/subtract integers

Multiplying/Dividing

http://www.321know.com/div65_x2.htm divide integers

http://www.321know.com/g83e_mx1.htm multiply integers

http://www.math.com/school/subject1/practice/S1u1L12/S1U1L12Pract.html multiply/divide integers

http://www.scugog-net.com/room108/MadMath/mmm.htm multiply/divide integers

Percents

http://www.321know.com/pct61ax2.htm calculate part given percent and whole

http://www.321know.com/pct61bx1.htm calculate percent given part and whole

http://www.math.com/school/subject1/practice/S1U1L7/S1U1L7Pract.html find part given whole and percent

Numeration

Read/Recognize Numbers

http://www.bbc.co.uk/schools/numbertime/games/mend.shtml fill in missing no. in sequence

http://www.321know.com/nam14ax2.htm find name given number 1-50

http://www.321know.com/nam14ax3.htm find name given number 51-100

http://www.321know.com/nam14bx2.htm find number given name 1-100

http://www.321know.com/nam37ax3.htm write tenths decimal no. given name

http://www.321know.com/nam37ax2.htm write tenths mixed decimal no. given name

http://www.321know.com/nam37bx3.htm write hundredths decimal no. given name

http://www.321know.com/nam37bx2.htm write hundredths mixed decimal no. given name

http://www.321know.com/nam44ax2.htm write thousandths mixed decimal no. given name

http://www.321know.com/nam51ax2.htm write ten-thousandths decimal no. given name

http://www.funbrain.com/numwords/index.html=> method 1: write name given number

http://www.funbrain.com/numwords/index.html=> method 2: write number given name

Ordering

http://www.321know.com/cmp11dx2.htm put 3 1-digit wholes in ascending/descending order

http://www.321know.com/cmp22bx2.htm put 3 2-digit wholes in ascending/descending order

http://www.321know.com/cmp22cx2.htm put 3 3-digit wholes in ascending/descending order

http://www.321know.com/cmp33_x3.htm put 3 4-digit wholes in ascending/descending order

http://www.321know.com/cmp33_x4.htm put 3 5-digit wholes in ascending/descending order

http://www.interactivestuff.org/sums4fun/switch.html arrange 5 decimal numbers in ascending order

http://www.tldsb.on.ca/Schools/GrandviewPS/Room_108/numseq/numintro.htm put 3 wholes in ascending order

http://www.sgdesign.com/af/aflinkjr/con2.swf connect dots in numerical order to make picture

http://www.funbrain.com/ofm/index.html select rationals in order from list of 25

Fractional Part

http://matti.usu.edu/nlvm/nav/category_g_2_t_1.html=> fractions – naming: write fraction for highlighted part

http://matti.usu.edu/nlvm/nav/category_g_2_t_1.html=> fractions – parts of a whole: shade to make a fraction

http://matti.usu.edu/nlvm/nav/category_g_2_t_1.html=> fractions – visualizing: shade to make a fraction

Place Value

http://www.321know.com/plc31dx2.htm write number in ordinal form given expanded form

http://www.321know.com/add31dx1.htm write number in ordinal form given expanded form

http://www.321know.com/plc31ex2.htm write number in ordinal form given place values

http://www.321know.com/plc41ax2.htm identify digit of whole number given its place value

http://www.321know.com/plc51cx2.htm identify digit of decimal number given its place value

http://www.math.com/school/subject1/practice/S1U1L1/S1U1L1Pract.html place value of a whole number digit

http://www.berghuis.co.nz/abiator/maths/mcindex.html place value of a whole number digit

Scientific Notation

http://www.321know.com/dec71ix2.htm write scientific notation for a decimal number

http://www.321know.com/dec71jx2.htm write decimal number for scientific notation

http://www.321know.com/g8_71fx1.htm write scientific notation for a whole number

http://www.321know.com/g8_71gx1.htm write whole number for scientific notation

http://www.321know.com/g8_71nx1.htm multiply numbers written in scientific notation

http://www.321know.com/g8_71ox1.htm divide numbers written in scientific notation

http://janus.astro.umd.edu/astro/scinote/ write decimal number or scientific notation

Square roots

http://www.math.com/school/subject1/practice/S1U1L9/S1U1L9Pract.html find the square root of a number

http://www.math.com/school/subject3/practice/S3U3L3/S3U3L3Pract.html evaluate squares and square roots

Number Theory

Even/Odd

www.aaamath.com

http://www.321know.com/nam25ax2.htm select even or odd for each number

Equivalent Form

http://www.321know.com/pct61cx1.htm convert fraction to percent

http://www.321know.com/dec61gx2.htm convert fraction to decimal

http://www.321know.com/pct61dx2.htm convert percent to fraction

http://www.321know.com/dec71ex2.htm convert percent to decimal

http://www.321know.com/pct61ex2.htm convert decimal to 1-99 percent

http://www.321know.com/pct61fx2.htm convert 1-99 percent to decimal

http://www.321know.com/cmp42ax2.htm identify equivalent fractions

http://www.321know.com/cmp42bx2.htm identify decimal equivalent given fraction

http://www.321know.com/cmp42cx2.htm identify fraction equivalent given decimal

http://www.321know.com/cmp64ax2.htm compare decimal number and fraction

http://www.321know.com/cmp43bx2.htm compare fractions w/like numerators, different denominators

http://www.321know.com/cmp43cx2.htm compare fractions w/different numerators and denominators

http://www.math.com/school/subject1/practice/S1U4L2/S1U4L2Pract.html reduce fractions

http://www.math.com/school/subject1/practice/S1U1L2/S1U1L2Pract.html fraction to decimal

http://www.aplusmath.com/Worksheets/OnlineFractions.html reduce fractions

http://www.interactivestuff.org/sums4fun/shade.html shade in equivalent form of a fraction

Sequence

http://www.321know.com/patran3.htm complete a number sequence differing by 1 to 3

http://www.321know.com/patran5.htm complete a number sequence differing by 1 to 5

http://www.321know.com/patra10.htm complete a number sequence differing by 1 to 10

http://www.internet4classrooms.com/skills_4th.htm=> crack the code: give missing integer in a sequence

Divisibility

http://www.321know.com/div66_x2.htm determine if given number is divisible by 2

http://www.321know.com/div66_x3.htm determine if given number is divisible by 3

http://www.321know.com/div66_x2.htm determine if given number is divisible by 2

http://www.321know.com/div66_x5.htm determine if given number is divisible by 5

http://www.321know.com/div66_x7.htm determine if given number is divisible by 7

Factors

http://matti.usu.edu/nlvm/nav/category_g_2_t_1.html=> factor tree: make factor tree and find GCF/LCM

Ratio/Proportion

http://www.321know.com/rat62ax2.htm solve a given proportion

http://www.321know.com/rat62bx2.htm determining a ratio and reducing it

Data Interpretation

Graph

http://demo.granada-learning.com/maths2000/# => data handling => rise or fall: make a line graph given data

http://www.bbc.co.uk/schools/revisewise/maths/data/ interactive or worksheet graph interpretation questions

Mean, Median, Mode

www.internet4classrooms.com

http://www.321know.com/g8_518x1.htm find the mean of given numbers

http://www.321know.com/g8_518x1.htm find the mode of given numbers

http://www.321know.com/g818_sx3.htm find the range of given numbers

http://www.321know.com/g818_sx2.htm find the median of given numbers

http://www.bbc.co.uk/schools/revisewise/maths/data/ activities to find the mean, mode, median

Pre-Algebra/Algebra

Functions/Patterns

http://matti.usu.edu/nlvm/nav/category_g_2_t_1.html=> number patterns: fill in missing numbers in a pattern

http://matti.usu.edu/nlvm/nav/category_g_2_t_1.html=> function machine: complete table given function values

http://www.funbrain.com/=> number cracker: given a number pattern, determine the missing integer

Order of Operations

http://www.321know.com/g82_orx1.htm order of operations

http://www.aplusmath.com/cgi-bin/Worksheets/Online_Order_Of_Operations different 10 problems each time

Exponents

http://www.math.com/homeworkhelp/HotSubjects_exponents.html evaluate exponential expressions

Slope/Y-intercept

http://www.math.com/school/subject2/practice/S2U4L2/S2U4L2Pract.html identify slope and y-intercept

Equation of a line

http://www.math.com/school/subject2/practice/S2U4L3/S2U4L3Pract.html identify the equation of a line

Parallel/perpendicular

http://www.math.com/school/subject3/practice/S3U1L3/S3U1L3Pract.html parallel, perpendicular, or neither

Add/subtract integers

http://matti.usu.edu/nlvm/nav/category_g_2_t_1.html=> color chips—addition/subtraction

Compare integers

http://www.math.com/school/subject1/practice/S1U1L10/S1U1L10Pract.html compare integers

Measurement

Length

http://www.funbrain.com/measure/index.html Read a 12-inch ruler

Time

http://www.netrover.com/~jjrose/time/Time.html move hands on analog clock to show a given time

http://www.edu4kids.com/clock/time3.php calculate analog clock time difference

http://www.teachrkids.com => time: word problems to compute time difference and sum

Money

http://www.netrover.com/~jjrose/moneypete/money.html select coins to total a given amount of money

http://www.aplusmath.com/Worksheets/OnlineMoney.html give total of displayed money

http://www.usacreditunions.com/teaching-kids-money.html money concepts

Area

http://www.321know.com/geo78_x4.htm find area of square given a side

http://www.321know.com/geo78_x3.htm find area of rectangle given length and width

http://www.321know.com/geo78_x2.htm find area of parallelogram given base and height

http://www.321know.com/geo78_x5.htm find area of trapezoid given bases and height

http://www.321know.com/geo78_x6.htm find area of triangle given base and height

http://www.321know.com/geo612x2.htm find area of circle given radius or diameter

http://www.funbrain.com/=> shape surveyor: mixed area and perimeter problems

Perimeter

http://www.321know.com/geo78_x8.htm find perimeter of square given a side

http://www.321know.com/geo78_x7.htm find perimeter of rectangle given length and width

http://www.321know.com/geo612x4.htm find circumference of circle given radius or diameter

http://www.funbrain.com/=> shape surveyor: mixed area and perimeter problems

Volume

http://www.321know.com/geo79_x4.htm find volume of cube given a side

http://www.321know.com/geo79_x5.htm find volume of cylinder given radius/diameter & ht.

http://www.321know.com/geo79_x7.htm find volume of rect. container given ht, length, width

http://www.321know.com/geo79_x3.htm find volume of cone given diameter/radius & height

Geometry

Pattern/Shape

http://matti.usu.edu/nlvm/nav/category_g_2_t_1.html=> color patterns

Symmetry

http://www.bbc.co.uk/schools/gcsebitesize/maths/shape/symmetryrev1.shtml symmetry tutorial and questions

Coordinate Plane Graphing

http://shodor.org/interactivate/activities/coords2

www.internet4classrooms.com

http://www.math.com/school/subject2/practice/S2U4L1/S2U4L1Pract.html identify coordinates of a point

http://www.math.com/school/subject3/practice/S3U1L2/S3U1L2Pract.html identify coordinates of points

http://www.funbrain.com/cgi-bin/shtml.cgi?A1=../co/index.html identify coordinates of a point

Congruent Shapes

http://demo.granada-learning.com/maths2000/#=> shape & space=> angles: flip/rotate to match congruent shapes

http://www.math.com/school/subject3/practice/S3U3L1/S3U3L1Pract.html match parts of congruent triangles

Pythagorean Theorem

www.shodor.org/interactive/activities

http://www.math.com/school/subject3/practice/S3U3L4/S3U3L4Pract.html identify Pythagorean Triples

Plane/Solid Figures

http://www.aplusmath.com/cgi-bin/games/geopicture

http://www.321know.com/geo318x4.htm identify polygon with 3-10 sides

Angles

www.internet4classrooms.com

http://demo.granada-learning.com/maths2000/#=> shape & space=> angles: shoot at multiples of 45 degrees

http://www.math.com/school/subject3/practice/S3U1L4/S3U1L4Pract.html classify angles by observation

http://www.manatee.k12.fl.us/sites/elementary/palmasola/mathlabtutan1b.htm classify angles by observation

http://www.bbc.co.uk/keyskills/flash/kfa/kfa.shtml kung fu angles: estimate angle measurements by observation

Triangles

http://www.321know.com/geo318x3.htm classify triangles by angles

http://www.321know.com/geo318x2.htm classify triangles by sides

http://www.321know.com/geo612x5.htm finding the third angle of a triangle given 2 angles

http://www.math.com/school/subject3/practice/S3U2L2/S3U2L2Pract.html classify triangles by angles and sides

Computation in Context

Percent

http://www.321know.com/pct68_x2.htm calculate commission given rate and sales

http://www.321know.com/pct68_x2.htm calculate sale price given price and discount rate

http://www.321know.com/pct68_x4.htm calculate price given original price and % markup

http://www.321know.com/pct68_x6.htm calculate tax given price and tax rate

http://www.321know.com/pct68_x5.htm calculate total cost given price and tax rate

http://www.321know.com/pct68_x8.htm calculate interest given principal, term, and rate

http://www.321know.com/pct68_x8.htm calculate balance given principal, term and rate

Decimal/Whole

http://www.berghuis.co.nz/abiator/maths/mcindex.html variety of word problems w/decimals and wholes

Estimation

Rounding

http://www.321know.com/nam44bx2.htm round decimals to nearest hundredth

http://www.321know.com/nam44cx2.htm round decimals to nearest tenth

http://www.math.com/school/subject1/practice/S1U1L3/S1U1L3Pract.html round whole numbers up to 6 digits

http://www.funbrain.com/tens/index.html round whole/decimal numbers to user-specified places

Estimation

http://www.321know.com/add38ax1.htm estimate a sum by rounding then adding

http://www.321know.com/add73ax1.htm estimate a sum by front-end estimation

http://www.321know.com/sub46bx2.htm estimate the difference of wholes by rounding

http://www.shodor.org/interactivate/activities/estim/index.html estimate no. of objects w/in a specified tolerance

         Patterns, Algebraic Thinking
          grade                                    title                                            web address
             2,3                             Simple Subtraction                        www.toonuniversity.com/flash.asp?err=513&engine=12
             2,3,4                          One False Move                       www.funbrain.com/ofm/index.html
             2,3,4,5,6,7,8               TicTacToe                               www.funbrain.com/tictactoe/index.html
             2,3,4,5,6,7                  Line Jumper                             www.funbrain.com/linejump/index.html
             4,5,6,7                       Operation Order                      www.funbrain.com/cgi-bin/alg.cgi?A1=s&A2=2&INSTRUCTS=1
             4,5,6,7                       Magician                                  www.funbrain.com/guess2/index.html
             1,2,3,4                       Math Pinball                             www.playkidsgames.com/mathGames.htm
             5,6,7,8                       Pre-Algebra                                 www.mathgoodies.com/lessons/toc_vol7.shtm
             1,2                             Patterning                                www.dositey.com/games/patterngame.htm
             3,4,5,6                       Operation Order                      www.dositey.com/home34.htm

3,4,5,6 Operation Order www.dositey.com/math/m/mystery2AD.htm

                    Data Analysis Prediction
           grade                                    title                                            web address
              5,6                             Statistics (mean, median, mode)                www.mathgoodies.com/lessons/toc_vol8.shtm
                  5,6                             Probability                                 www.mathgoodies.com/lessons/toc_vol6.shtm
                   5,6                             Perimeter/Area                         www.mathgoodies.com/lessons/toc_vol1.shtm

                    Measurement
             grade                                    title                                            web address
               1,2,3                    Measure It                                www.funbrain.com/measure/index.html
               2,3,4,5                 Change Maker                          www.funbrain.com/cashreg/index.html
               3,4                       Fun Match                                 www.funbrain.com/match2/index.html
               5,6                       Shape Surveyor (perimeter/area)     www.funbrain.com/poly/index.html

3,4,5,6 Size Estimation www.toonuniversity.com/quiz.asp?quizzes_key=1

Geometric Concepts
grade title web address

5,6,7,8 Geometry Terms www.quia.com/jg/65535.html

Number Sense

                grade                                    title                                            web address
                  2,3                       Comparing # Vaues       www.toonuniversity.com/flash.asp?err=509&engine=9
                  2,3,4                    One False Move            www.funbrain.com/ofm/index.html
                  2,3,4                    Cookie Dough               www.funbrain.com/numwords/index.html
                  2,3,4,5                 Change Maker               www.funbrain.com/cashreg/index.html
                  2,3,4,5,6              TicTacToe (facts)                 www.funbrain.com/tictactoe/index.html
                  2,3,4,5,6              A+Math (facts)                      www.aplusmath.com/flashcards/index.html
                  3,4                       Place Value                    www.toonuniversity.com/flash.asp?err=496&engine=5
                  3,4,5,6                 Place Value www.funbrain.com/cgi-bin/tens.cgi?A1=s&A2=0&INSTRUCTS=1
                  3,4,5,6                  Number Cracker           www.funbrain.com/cracker/index.html
                  4,5                        Soccer Shootout            www.funbrain.com/fractop/index.html
                  4,5,6                     Magician                        www.funbrain.com/guess2/index.html
                  4,5,6                     Power Football (decimals)           www.funbrain.com/cgi-bin/getskill.cgi?A1=choices&A2=fb&A3=4&A4=0&A7=0
                  4,5,6                     Fresh Baked Fractions   www.funbrain.com/fract/index.html
                  4,5,6                     Multiply x 10                        www.toonuniversity.com/flash.asp?err=517&engine=13
                  4,5,6                     Place Value                          www.toonuniversity.com/flash.asp?err=503&engine=15
                  5,6                        Comparing Fractions            www.toonuniversity.com/flash.asp?err=198&engine=
                  6                           Angles                                  www.toonuniversity.com/flash.asp?err=200&engine=
                  4,5,6                     Diaster Math (reading pbs)              www.fema.gov/kids/dizmath.htm
                  5,6                        Math Car Racing                    www.funbrain.com/osa/index.html
                  4,5,6                     Multiplication Fact                  www.kidwaresoftware.com/ttable.htm
                  1,2,3,4,5,6            Facts                                      www.lizardpoint.com/schoolexpress/
                  3,4                        Multiplication/Division             www.dositey.com/muldiv/multip.htm
                  5,6,7,8                  Positive/Negative                   www.dositey.com/math58.htm

UPDATED: April 6, 2010
Please e-mail me any sites listed here that have moved &/or sites you have found that I might list here: kwalden@alcorn.k12.ms.us .