Multiplication and Division

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 3 x 4 means adding 3 four times (3 + 3 + 3 + 3 = 12).

Front

What is division?

Back

Division is a mathematical operation where a number is split into equal parts. For example, 12 ÷ 3 means splitting 12 into 3 equal parts, which equals 4.

Front

What is the product of 9 x 8?

Back

72

Front

What is the relationship between multiplication and division?

Back

Multiplication and division are inverse operations. For example, if 4 x 5 = 20, then 20 ÷ 5 = 4.

Front

What is a fact family in multiplication and division?

Back

A fact family consists of related addition and subtraction or multiplication and division facts. For example, the numbers 2, 3, and 6 can form the fact family: 2 x 3 = 6, 3 x 2 = 6, 6 ÷ 2 = 3, 6 ÷ 3 = 2.

Front

What is the missing number in the fact family: 10 x 3 = 30, 3 x ____ = 30?

Back

10

Front

If 8 x 8 = 64, what is 64 ÷ 8?

Back

8

Front

What is the quotient of 81 ÷ 9?

Back

9

Front

How do you check your multiplication?

Back

You can check multiplication by using division. For example, if you calculated 4 x 5 = 20, you can check by doing 20 ÷ 5 = 4.

Front

What is a remainder in division?

Back

A remainder is the amount left over after division when the numbers do not divide evenly. For example, 10 ÷ 3 = 3 with a remainder of 1.