Multiply and Divide by 5 and 10

Front

What is multiplication?

Back

Multiplication is a way to add a number to itself a certain number of times. For example, 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 splitting a number into equal parts. For example, 12 ÷ 4 means splitting 12 into 4 equal parts, which is 3.

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CCSS.3.OA.A.2

Front

What does it mean to multiply by 10?

Back

Multiplying by 10 means adding a zero to the end of a number. For example, 5 x 10 = 50.

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CCSS.3.NBT.A.3

Front

What does it mean to multiply by 5?

Back

Multiplying by 5 means taking half of a number and then multiplying it by 10. For example, 4 x 5 = 20.

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CCSS.3.OA.D.9

Front

What is 10 x 4?

Back

10 x 4 = 40.

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CCSS.3.OA.C.7

Front

What is 50 ÷ 5?

Back

50 ÷ 5 = 10.

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CCSS.4.NBT.B.6

Front

What is 10 x 3?

Back

10 x 3 = 30.

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CCSS.3.OA.C.7

Front

What is 5 x 9?

Back

5 x 9 = 45.

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CCSS.3.OA.C.7

Front

What is 30 ÷ 6?

Back

30 ÷ 6 = 5.

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CCSS.3.OA.B.6

Front

If you multiply a number by 10, what happens to the number?

Back

The number becomes ten times larger.

Tags

CCSS.4.NBT.A.1