If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains ***.kastatic.org** and ***.kasandbox.org** are unblocked.

Main content

- Common Core MathK - 8High School

713 questions41 skills

44 questions2 skills

Interpret products of whole numbers, e.g., interpret 5 × 7 as the total number of objects in 5 groups of 7 objects each.

44 questions2 skills

Interpret whole-number quotients of whole numbers, e.g., interpret 56 ÷ 8 as the number of objects in each share when 56 objects are partitioned equally into 8 shares, or as a number of shares when 56 objects are partitioned into equal shares of 8 objects each.

37 questions2 skills

Use multiplication and division within 100 to solve word problems in situations involving equal groups, arrays, and measurement quantities, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem.

84 questions4 skills

Determine the unknown whole number in a multiplication or division equation relating three whole numbers.

56 questions3 skills

Apply properties of operations as strategies to multiply and divide.

42 questions2 skills

Understand division as an unknown-factor problem.

393 questions24 skills

Fluently multiply and divide within 100, using strategies such as the relationship between multiplication and division (e.g., knowing that 8 × 5 = 40, one knows 40 ÷ 5 = 8) or properties of operations. By the end of Grade 3, know from memory all products of two one-digit numbers.

Multiply by 3

Multiply by 2

Multiply by 7

Find missing factors (1-digit multiplication)

Divide by 4

Divide by 6

Divide by 8

Divide by 10

Multiply by 9

Basic multiplication

Divide by 5

Multiply by 8

Represent multiplication on the number line

Multiply by 5

Divide by 3

Multiply by 0 or 1

Divide by 2

Basic division

Multiply by 6

Divide by 7

Divide by 1

Multiply by 4

Find missing divisors and dividends (1-digit division)

Divide by 9

46 questions3 skills

Solve two-step word problems using the four operations. Represent these problems using equations with a letter standing for the unknown quantity. Assess the reasonableness of answers using mental computation and estimation strategies including rounding.

49 questions3 skills

Identify arithmetic patterns (including patterns in the addition table or multiplication table), and explain them using properties of operations.