Decimal Division and Adjustments

This video tutorial explains how to divide decimal numbers using long division. It begins with an introduction to the concept and demonstrates the process through several examples, including dividing 8.5 by 3.4, 10.8 by 1.5, 9.01 by 1.7, 9.66 by 2.3, 17.86 by 3.8, and 10.011 by 2.35. Each example is broken down step-by-step, showing how to adjust the decimal points and perform the division to reach the final answer.

What is the first step in dividing 8.5 by 3.4?

• Multiplying both numbers by 10

• Subtracting the numbers

• Adjusting the decimal point

• Performing long division directly

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CCSS.6.NS.B.3

After adjusting the decimal point, what is the equivalent division problem for 8.5 divided by 3.4?

• 8.5 divided by 3

• 85 divided by 34

• 8.5 divided by 34

• 85 divided by 3.4

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CCSS.5.NBT.B.7

In the example of 10.8 divided by 1.5, what is the adjusted division problem?

• 10.8 divided by 1

• 108 divided by 1.5

• 108 divided by 15

• 10.8 divided by 15

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CCSS.5.NBT.B.7

How many times does 15 go into 108 in the example of 10.8 divided by 1.5?

• 9 times

• 8 times

• 7 times

• 6 times

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CCSS.5.NBT.B.7

What is the final answer for 9.01 divided by 1.7?

• 5.3

• 5.2

• 5.1

• 5.4

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CCSS.5.NBT.B.7

In the example of 9.66 divided by 2.3, what is the adjusted division problem?

• 96.6 divided by 23

• 96.6 divided by 2.3

• 9.66 divided by 2

• 9.66 divided by 23

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CCSS.6.NS.B.3

What is the final answer for 9.66 divided by 2.3?

• 4.1

• 4.0

• 4.2

• 4.3

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CCSS.6.NS.B.3

In the complex example of 10.011 divided by 2.35, how many decimal places are moved to make the divisor a whole number?

• Four places

• One place

• Three places

• Two places

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CCSS.6.NS.B.3

What is the final answer for 10.011 divided by 2.35?

• 4.27

• 4.24

• 4.25

• 4.26

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CCSS.5.NBT.B.6

CCSS.6.NS.B.2

What is the purpose of adjusting the decimal point in decimal division?

• To make the numbers larger

• To make the numbers smaller

• To simplify the division process

• To avoid using decimals

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CCSS.6.NS.B.2