Multiply 2-3 digits by 3-4 digits with carrying.

Practice multiplying whole numbers by 10.

Practice multiplying and dividing whole numbers by ten.

Practice multiplying and dividing decimals by 10, 100, and 1000. For example, divide 31.4 by 100 to get 0.314.

Practice finding factor pairs for whole numbers.

Practice taking exponents of whole numbers. All exponents in these problems are either positive or zero.

Practice comparing two real-world quantities by approximating them with powers of 10.

Practice dividing whole numbers by 10.

Practice multiplying and dividing whole numbers by 10, 100, and 1000. 

For example, estimate 5609 ÷ 7 to be 800.

Practice writing algebraic expressions to match verbal descriptions of mathematical operations.

Practice solving equations that take two steps to solve. For example, solve  -16 = x/4 + 2.

Practice rewriting fractions as decimals. Fractions in these problems have denominators of 10 and 100.

Practice rewriting decimals as fractions. These problems use decimals with tenths and hundredths.

Practice writing percents as fractions and fractions as percents. For example, convert 30% to a simplified fraction.

Practice expressing a percent like 12.3% as a decimal.

Find a percent of a quantity as a rate per 100; solve problems involving finding the whole, given a part and the percent.

Practice adding and subtracting mixed numbers with different denominators. Regrouping required.

Practice adding fractions that have different denominators.

Practice subtracting fractions that have different denominators.

Practice multiplying a whole number times a fraction.

Practice matching fraction diagrams to multiplication expressions.

Practice multiplying mixed numbers.

Solve and interpret fraction multiplication word problems.

Practice dividing whole numbers by fractions.

Practice dividing fractions by fractions. No negative numbers are used in this exercise.

Practice dividing mixed numbers. Numbers in these problems may be positive or negative.