Understanding Fractions and Decimals

The video tutorial explains how to evaluate an expression involving fractions and decimals by converting a fraction to a decimal and then performing subtraction. It demonstrates the conversion of -3/8 to a decimal, rewriting the subtraction as an addition problem, and solving it by adding absolute values. Finally, it shows how to express the decimal result as a fraction.

What is the first step in evaluating an expression that involves both fractions and decimals?

• Convert the fraction to a decimal

• Convert the decimal to a fraction

• Add the fraction and decimal directly

• Multiply the fraction and decimal

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CCSS.7.NS.A.2D

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When converting -3/8 to a decimal, what is the first number you divide?

• 8 by 3

• 5 by 8

• 3 by 8

• 3 by 5

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CCSS.7.NS.A.2D

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What is the decimal equivalent of -3/8?

• -0.375

• -0.575

• -0.475

• -0.275

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CCSS.7.NS.A.1B

How can subtracting 1.75 be rewritten in terms of addition?

• Subtracting -1.75

• Adding 1.75

• Subtracting 0.375

• Adding -1.75

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What is the absolute value of -1.75?

• 1.75

• -1.75

• -0.375

• 0.375

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CCSS.6.NS.B.3

What is the sum of 0.375 and 1.75?

• 2.125

• 1.875

• 2.375

• 1.125

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CCSS.7.NS.A.1C

What is the final result of adding two negative numbers, -0.375 and -1.75?

• 1.125

• -1.125

• -2.125

• 2.125

How is the decimal 2.125 expressed as a fraction?

• 2 1/10

• 2 1/8

• 2 1/5

• 2 1/4

What is the simplified form of the fraction 125/1000?

• 1/10

• 1/5

• 1/4

• 1/8

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CCSS.7.NS.A.2D

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What is the final expression of -2.125 in fraction form?

• -2 1/5

• -2 1/10

• -2 1/4

• -2 1/8

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CCSS.7.NS.A.2D

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