Inverse Operations

Front

What are inverse operations?

Back

Inverse operations are pairs of mathematical operations that undo each other. For example, addition and subtraction are inverse operations, as are multiplication and division.

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CCSS.HSN.CN.A.2

Front

What is the inverse operation of addition?

Back

The inverse operation of addition is subtraction.

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CCSS.HSA.REI.A.1

Front

What is the inverse operation of subtraction?

Back

The inverse operation of subtraction is addition.

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CCSS.2.NBT.B.5

Front

What is the inverse operation of multiplication?

Back

The inverse operation of multiplication is division.

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CCSS.3.OA.C.7

Front

What is the inverse operation of division?

Back

The inverse operation of division is multiplication.

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CCSS.4.NBT.B.6

Front

If 4b = 44, how do you find the value of b?

Back

To find b, divide both sides of the equation by 4: b = 44 / 4, so b = 11.

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CCSS.6.EE.B.7

Front

If h + 4 = 9, how do you solve for h?

Back

To solve for h, subtract 4 from both sides: h = 9 - 4, so h = 5.

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CCSS.6.EE.B.7

Front

What does the equation x - 32 = 49 represent?

Back

This equation represents a situation where a number x, when decreased by 32, equals 49.

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CCSS.HSA.CED.A.3

Front

How do you solve the equation x - 32 = 49?

Back

Add 32 to both sides: x = 49 + 32, so x = 81.

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CCSS.6.EE.B.7

Front

What does the equation 5h = 35 represent?

Back

This equation represents a situation where 5 times the number of hours worked each day (h) equals 35 hours.

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CCSS.HSA.CED.A.3