arith066 Expanded form
arith028 Numeral translation: Problem type 1
arith060 Numeral translation: Problem type 2
arith001 Addition without carry
arith050 Addition with carry
arith012 Addition of large numbers
arith011 Addition in sentence format
arith210 Word problem using addition
geom015 Perimeter of a square or a rectangle
geom009 Perimeter of a polygon
arith007 Subtraction without borrowing
arith006 Subtraction with borrowing
arith025 Subtraction in sentence format
arith021 Word problem using subtraction
arith008 One-digit multiplication
arith003 Multiplication without carry
arith004 Multiplication with carry
arith014 Multiplication of large numbers
arith211 Word problem using multiplication
geom018 Area of a square or a rectangle
geom089 Area of a piecewise rectangular figure
geom030 Volume of a cube or a rectangular prism
arith075 Division facts
arith052 Division without carry
arith005 Division with carry
arith018 Long division
arith023 Word problem with division of whole numbers and rounding
arith062 Quotient and remainder
arith048 Order of operations with whole numbers
arith051 Order of operations with whole numbers and grouping symbols
arith078 Rounding to tens or hundreds
arith061 Rounding to thousands, ten thousands, or hundred thousands
arith077 Ordering large numbers
arith101 Estimating a sum of whole numbers
arith102 Estimating a difference of whole numbers
arith103 Average of two numbers
arith056 Factors
arith033 Greatest common factor of 2 numbers
arith070 Least common multiple of 2 numbers
arith034 Prime numbers
arith035 Prime factorization

arith212 Equivalent fractions
arith067 Simplifying a fraction
arith044 Ordering fractions with the same denominator
arith091 Ordering fractions with the same numerator
arith092 Using a common denominator to order fractions
arith010 Addition of fractions with same denominator
arith054 Addition of fractions with different denominators
arith096 Subtraction of fractions with same denominator
arith080 Subtraction of fractions with different denominators
arith100 Fractional part of a circle
arith079 Product of a unit fraction and a whole number
arith009 Unit fraction multiplication
arith086 Product of a fraction and a whole number: Problem type 1
arith053 Fraction multiplication
arith095 Multi-step word problem involving fractions and multiplication
arith022 Fraction division
arith088 The reciprocal of a number
arith015 Writing an improper fraction as a mixed number
arith215 Addition or subtraction of mixed numbers with the same denominator
arith084 Addition of mixed numbers with the same denominator and carry
arith216 Subtraction of mixed numbers with the same denominator and borrowing
arith085 Addition or subtraction of mixed numbers with different denominators
arith020 Mixed number multiplication: Problem type 1
arith076 Mixed number multiplication: Problem type 2
arith068 Mixed number division

arith220 Decimal place value: Hundreds to ten thousandths
arith221 Rounding decimals
arith087 Converting a decimal to a proper fraction in simplest form: Advanced
arith222 Converting a fraction to a terminating decimal
arith089 Converting a fraction to a repeating decimal
arith223 Converting a mixed number to a decimal
arith013 Decimal addition with 3 numbers
arith057 Signed decimal addition
arith041 Decimal subtraction
arith027 Decimal subtraction in sentence format
arith082 Multiplication of a decimal by a power of ten
arith017 Multiplication of a decimal by a whole number
arith055 Decimal multiplication: Problem type 1
arith046 Decimal multiplication: Problem type 2
arith045 Word problem with powers of ten
arith224 Word problem with decimal addition and multiplication
arith083 Division of a decimal by a power of ten
arith081 Division of a decimal by a whole number
arith019 Division of a decimal by a 2-digit decimal
arith227 Word problem with decimal subtraction and division
arith064 Solving a word problem on proportions using a unit rate

arith226 Converting between percentages and decimals
arith002 Converting a fraction to a percentage: Denominator of 20, 25, or 50
arith090 Converting a percentage to a fraction in simplest form
arith030 Finding a percentage of a whole number without a calculator: Basic
arith074 Finding the sale price without a calculator given the original price and percent discount
arith031 Finding the original price given the sale price and percent discount
arith225 Finding the percentage increase or decrease: Advanced
arith069 Writing a ratio as a percentage without a calculator
arith073 Word problem with inverse proportion
arith063 Word problem with clocks

arith200 Integer addition: Problem type 1
arith108 Integer addition: Problem type 2
arith107 Integer subtraction
arith201 Integer multiplication
arith202 Integer division
arith106 Signed fraction addition or subtraction: Advanced
arith105 Signed fraction multiplication: Advanced
alge016 Translating a sentence into a one-step equation
alge005 Evaluating a linear expression: Integer multiplication with addition or subtraction
alge009 Additive property of equality with whole numbers
alge010 Additive property of equality with integers
alge007 Additive property of equality: Problem type 3

alge008 Multiplicative property of equality with whole numbers
alge012 Multiplicative property of equality with signed fractions
alge006 Solving a two-step equation with integers
alge208 Solving a two-step equation with signed fractions
alge200 Solving an equation to find the value of an expression
alge011 Solving a linear equation with several occurrences of the variable: Variables on the same side and distribution
alge061 Solving a linear equation with several occurrences of the variable: Variables on both sides and fractional coefficients
alge179 Solving a linear equation with several occurrences of the variable: Fractional forms with binomial numerators
alge209 Solving a linear equation with several occurrences of the variable: Variables on both sides and two distributions
alge013 Solving a linear equation with several occurrences of the variable: Variables on both sides and distribution
alge260 Simple word problem on linear equations
alge261 Word problem with percent and money: Problem type 3
alge173 Solving a decimal word problem using a linear equation of the form Ax + B = C