Mental Math

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What is Mental Math?

Back

Mental Math refers to performing calculations in your head without the use of calculators or paper. It helps improve number sense and problem-solving skills.

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CCSS.2.NBT.B.5

Front

What is the product of 30 and 40?

Back

1,200

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CCSS.4.NBT.B.5

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What is the product of 7 and 3,000?

Back

21,000

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CCSS.4.NBT.B.5

Front

What does 10² mean?

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10² means 10 multiplied by itself, which equals 100.

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CCSS.6.EE.A.1

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What is the value of 4 x 10² + 6 x 10⁴?

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24,000,000

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CCSS.5.NBT.A.2

Front

What is the result of 132 ÷ 12?

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11

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CCSS.5.NBT.B.6

CCSS.6.NS.B.2

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What is the product of 8 and 35?

Back

280

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CCSS.4.NBT.B.5

Front

How do you multiply a number by 10?

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To multiply a number by 10, simply add a zero to the end of that number.

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CCSS.3.NBT.A.3

Front

What is the value of 5 x 10³?

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5,000

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CCSS.5.NBT.A.2

Front

What is the sum of 100 and 200?

Back

300

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CCSS.4.NBT.B.4