Multiplication

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 a fact family?

Back

A fact family is a group of related addition and subtraction or multiplication and division facts that use the same numbers. For example, the numbers 2, 7, and 14 can form the fact family: 2 x 7 = 14, 7 x 2 = 14, 14 ÷ 2 = 7, 14 ÷ 7 = 2.

Front

What does 4 x 5 represent in an array?

Back

An array for 4 x 5 consists of 4 rows with 5 items in each row, totaling 20 items.

Front

What is repeated addition?

Back

Repeated addition is adding the same number multiple times. For example, 4 + 4 + 4 + 4 is the same as 4 x 4.

Front

What is the product of 5 x 6?

Back

The product of 5 x 6 is 30.

Front

What is the product of 4 x 6?

Back

The product of 4 x 6 is 24.

Front

How do you complete a fact family?

Back

To complete a fact family, you need to write all the possible addition and subtraction or multiplication and division equations using the same three numbers.

Front

What is the relationship between multiplication and division?

Back

Multiplication and division are inverse operations. If you know that 4 x 5 = 20, you can also say that 20 ÷ 4 = 5.

Front

What is an array?

Back

An array is a visual representation of multiplication that shows objects arranged in rows and columns.

Front

What is the commutative property of multiplication?

Back

The commutative property states that changing the order of the numbers in a multiplication problem does not change the product. For example, 3 x 4 = 4 x 3.