Contains whole numbers, fractions, decimals, percents, estimation, math strategies, integers, and equation introduction topics.
Topics: Grades 4-6 (Ages 9 to 12)
Users: Grades 4 to Adult
214 Topics
33,000 Problems
Whole Numbers
Addition brush-up topics
Addition: 0+0 through 5+5
Addition: 0+0 through 10+10
Addition: 0+0 through 20+20
Addition: 0+0 through 200+90
Subtraction brush-up topics
Subtraction: 0-0 through 10-5
Subtraction: 0-0 through 20-10
Subtraction: 0-0 through 20-20
Subtraction: 0-0 through 200-200
Multiplication topics
Multiplication: 1's tables
Multiplication: 2's tables
Multiplication: 3's tables
Multiplication: 4's tables
Multiplication: 5's tables
Multiplication: 6's tables
Multiplication: 7's tables
Multiplication: 8's tables
Multiplication: 9's tables
Multiplication: 10's tables
Multiplication: 11's tables
Multiplication: 12's tables
Multiplication: 0x0 through 2x2
Multiplication: 0x0 through 3x3
Multiplication: 0x0 through 4x4
Multiplication: 0x0 through 5x5
Multiplication: 0x0 through 6x6
Multiplication: 0x0 through 7x7
Multiplication: 0x0 through 8x8
Multiplication: 0x0 through 9x9
Multiplication: 1x1 through 10x10
Multiplication: 1x1 through 11x11
Multiplication: 1x1 through 12x12
Multiplication: 2x2 through 25x25
Division topics
Dividing by 1's
Dividing by 2's
Dividing by 3's
Dividing by 4's
Dividing by 5's
Dividing by 6's
Dividing by 7's
Dividing by 8's
Dividing by 9's
Dividing by 10's
Dividing by 11's
Dividing by 12's
Division: 0/1 through 4/2
Division: 0/1 through 9/3
Division: 0/1 through 16/4
Division: 0/1 through 25/5
Division: 0/1 through 36/6
Division: 0/1 through 49/7
Division: 0/1 through 64/8
Division: 0/1 through 81/9
Division: 4/2 through 100/10
Division: 4/2 through 121/11
Division: 4/2 through 144/12
Division: 4/2 through 200/20
Combination facts topics
Add and sub through the 10's
Mul and div through the 10's
Add / sub / mul / div combination
Mixed operations
Important 10's facts topics
Making 10's with 2 numbers
10 minus
Making 10's with 3 numbers
2 numbers subtracted from 10
Mul and div by 10, 100, 1000
Missing number topics
Missing number: adding
Missing number: subtracting
Missing number: multiplying
Missing number: dividing
Missing number: combination
Missing operator(s) topics
1 operator: add / sub
1 operator: add / sub / mul / div
2 operators: add / sub
2 operators: add / sub / mul
Rounding topics
Rounding to the nearest 10
Rounding to the nearest 100
Rounding to the nearest 1000
Powers of 10 topics
The basics (no exponents)
Exponent equivalents
Multiplying with exponents
Find the exponent: mul
Find the exponent: mul / div
Identifying big numbers
Squares topics
Squares through 12x12
Squares through 20x20
Squares through 25x25
Exponents
Mean (average), mode, median topics
Mean: level 1
Mean: level 2
Mean: level 3
Mean, mode, and median
Base 2 and base 16 topics
Base 10 to base 2
Base 2 to base 10
Base 10 and 16: equivalents
Base 10 to base 16
Base 16 to base 10
Fraction Introduction
Divisibility, prime numbers topics
Divisibility by 2, 3 and 5
Divisibility by 2, 3, 4, 5 ad 6
Prime numbers
GCF, LCM and LCD topics
Greatest common factor
Greatest common factor: advanced
Least common multiple
Least common multiple: advanced
Least common denominator
Least common denominator: advanced
Reducing, converting, etc. topics
Reducing fractions
Reducing fractions: advanced
Converting improper fractions to mixed
Converting mixed fractions to improper
Proportions
Proportions -- advanced
Simplest form (reduced and mixed)
Comparing fractions
Fraction topics combination
Fractions
Computing with fractions topics
Fractions: adding likes
Fractions: adding likes - advanced
Fractions: subtracting likes
Fractions: adding and subtracting likes
Fractions: adding
Fractions: subtracting
Fractions: adding and subtracting
Fractions: multiplying (proper)
Fractions: multiplying
Fractions: dividing
Fractions: multiplying and dividing
Fractions: add / sub / mul / div
Decimals
Naming and rounding decimals topics
Decimals: naming
Decimals: rounding
Decimal computation topics: level 1 topics
Decimals: adding
Decimals: subtracting
Decimals: adding and subtracting
Decimals: multiplying
Decimals: dividing
Decimals: multiplying and dividing
Decimals: add / sub / mul / div
Decimal computation topics: level 2 topics
Decimals: advanced -- adding
Decimals: advanced -- subtracting
Decimals: advanced -- adding and subtracting
Decimals: advanced -- multiplying
Decimals: advanced -- dividing
Decimals: advanced -- multiplying and dividing
Decimals: advanced -- add / sub / mul / div
Percents
Converting topics
Converting: fractions --> percents
Converting: percents --> fractions
Converting: fractions --> decimals
Converting: decimals --> fractions
Converting: percents <--> decimals
Converting: percents, decimals and fractions
Computing with percents topics
Estimating percents
Finding 50%, 100% and 200% of a number
Finding percents of numbers related to 100
What is N% of B?
A is what percent of B?
A is N% of what number?
Combination of percent computation topics
Math Strategies
Multiplication and division strategies topics
Multiplying by 4
Dividing by 4
Multiplying by 5
Multiplying by 11
Multiplying by 21
Multiplying by 25
Dividing by 25
Wild strategies topics
Same 10's digits but 1's digits add to 10
Same 1's digits but 10's digits add to 10
Numbers differing by 2: level 1
Numbers differing by 2: level 2
Numbers differing by 2, 4, 6
Estimation
Adding multiple numbers topics
Add multiple numbers: level 1
Add multiple numbers: level 2
Estimating with fractions topics
1/2 of a number
1/3 of a number
1/4 of a number
1/5 of a number
Combination: level 1
Combination: level 2
Numerators greater than 1
Estimating with decimals topics
Finding a decimal: level 1
Finding a decimal: level 2
Finding a decimal: level 3
Estimating with percents topics
50% of a number
33% of a number
25% of a number
20% of a number
Estimating a percent: combination level 1
Estimating a percent: combination level 2
Special percent topics
Changing a number by a percent: level 1
Changing a number by a percent: level 2
Changing a number by a percent: level 3
Estimating the percent increase
Estimating with money topics
Round to nearest dollar
Estimate total cost: level 1
Estimate total cost: level 2
Estimating savings at sales
Integers
Integer Introduction
Integers: comparing sizes
Integers: signs only‹add / sub
Integers: signs only‹mul / div
Integers: signs only‹add / sub / mul / div
Integer computing topics
Integers: adding
Integers: subtracting
Integers: adding and subtracting
Integers: multiplying