Multiply by multiples of 10

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What is multiplying by a multiple of 10?

Back

It means multiplying a number by 10, 20, 30, etc., which makes calculations easier because you can just add zeros.

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CCSS.3.NBT.A.3

Front

70 x 7 = ?

Back

490

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CCSS.4.NBT.B.5

Front

4 x 80 = ?

Back

320

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CCSS.4.NBT.B.5

Front

Ms. Majors has 5 packs of fruit snacks. Each pack has 70 fruit snacks. How many fruit snacks does she have?

Back

350

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CCSS.3.OA.A.3

Front

5 x 30 = ?

Back

150

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CCSS.3.NBT.A.3

Front

What is the product of 3 and 40?

Back

120

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CCSS.3.NBT.A.3

Front

What is the product of 10 and 6?

Back

60

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CCSS.3.NBT.A.3

Front

If you multiply 8 by 50, what do you get?

Back

400

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CCSS.4.NBT.B.5

Front

What is 9 x 20?

Back

180

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CCSS.3.NBT.A.3

Front

How do you calculate 6 x 100?

Back

600

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CCSS.4.NBT.B.5