Grade 7 HMH Go Math - Answer Keys Answer keys Chapter 3: Rational Numbers; Module Quiz

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Grade 7 HMH Go Math - Answer Keys

Chapter 3: Rational Numbers; Module Quiz

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3.1 Rational Numbers and Decimals

Write each mixed number as a decimal.

Question 1 (request help)
\(4\frac{1}{5} =\)

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Question 2 (request help)
\(12\frac{14}{15} = \)

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Question 3 (request help)
\(5\frac{5}{32} =\)

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3.2 Adding Rational Numbers

Find each sum.

Question 4 (request help)
\(4.5 + 7.1 =\)

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Question 5 (request help)
\(5\frac{1}{6} + (-3\frac{5}{6}) =\)

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3.3 Subtracting Rational Numbers

Find each difference.

Question 6 (request help)
\(-\frac{1}{8} - (6\frac{7}{8}) =\)

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Question 7 (request help)
\(14.2 - (-4.9) = \)

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3.4 Multiplying Rational Numbers

Multiply.

Question 8 (request help)
\(-4(\frac{7}{10}) =\)

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Question 9 (request help)
\(-3.2(-5.6)(4) =\)

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3.5 Dividing Rational Numbers

Find each quotient.

Question 10 (request help)
\(-\frac{19}{2}\div{\frac{38}{7}} =\)

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Question 11 (request help)
\(\frac{-32.01}{-3.3} =\)

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3.6 Applying Rational Number Operations

Question 12 (request help)
Luis bought stock at $83.60. The next day, the price increased by 15.35 dollars . This new price changed by \(-4\frac{3}{4}\)% the following day. What was the final stock price? Is your answer reasonable? Explain.

$

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Essential Question

Question 13 (request help)
How can you use negative numbers to represent real-world problems?
Type below:

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