Multiplication & Division

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What is multiplication?

Back

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

Tags

CCSS.3.OA.A.1

Front

What is division?

Back

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

Tags

CCSS.3.OA.A.2

Front

How do you find the total number of items when you know the number of groups and items in each group?

Back

You multiply the number of groups by the number of items in each group. For example, if there are 5 groups with 3 items each, the total is 5 x 3 = 15.

Tags

CCSS.2.OA.C.3

Front

What is the relationship between multiplication and division?

Back

Multiplication and division are inverse operations. If you multiply two numbers, you can divide the product by one of the numbers to get the other number. For example, if 4 x 5 = 20, then 20 ÷ 5 = 4.

Tags

CCSS.4.NBT.B.6

Front

If you have 24 candies and want to share them equally among 6 friends, how many candies does each friend get?

Back

Each friend gets 4 candies because 24 ÷ 6 = 4.

Tags

CCSS.3.OA.A.2

Front

What is a multiplication fact?

Back

A multiplication fact is a simple multiplication equation that shows the product of two numbers. For example, 2 x 3 = 6 is a multiplication fact.

Tags

CCSS.3.OA.C.7

Front

What is a division fact?

Back

A division fact is a simple division equation that shows how many times one number is contained in another. For example, 10 ÷ 2 = 5 is a division fact.

Tags

CCSS.4.NBT.B.6

Front

How can you check if your multiplication is correct?

Back

You can check your multiplication by using division. If you multiply two numbers and then divide the product by one of the numbers, you should get the other number.

Tags

CCSS.4.NBT.B.6

Front

What does it mean to multiply by zero?

Back

Multiplying any number by zero always equals zero. For example, 5 x 0 = 0.

Tags

CCSS.3.OA.C.7

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What does it mean to multiply by one?

Back

Multiplying any number by one keeps the number the same. For example, 7 x 1 = 7.

Tags

CCSS.3.OA.B.5