Grade 7 McGraw Hill Glencoe - Answer Keys Answer keys Chapter 3: Integers; Lesson 2: Multiply Integers

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Grade 7 McGraw Hill Glencoe - Answer Keys

Chapter 3: Integers; Lesson 2: Multiply Integers

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Extra Practice

Multiply.

Question 16 (request help)

Question 17 (request help)

\(\large -20(-8) = \)

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Question 18 (request help)

\(\large 25(-2) = \)

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Question 19 (request help)

\(\large (-4)^3 = \)

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Question 20 (request help)

\(\large (-9)^2 = \)

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Question 21 (request help)

\(\large -9(-1)(-5) = \)

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Write a multiplication expression to represent each situation. Then find each product and explain its meaning.

Question 22 (request help)
The average person loses 50 to 80 hairs per day to make way for new growth. Suppose you lose 65 hairs per day for 15 days without growing any.

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Question 23 (request help)
Financial Literacy Lily has a $100 gift card to her favorite pastry shop. She spends $4 a day at the shop for the next 12 days.

$

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Copy and Solve Evaluate each expression if a = -6, b = -4, c = 3, and d = 9. Show your work on a separate sheet of paper.

Question 24 (request help)

-5c =

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Question 25 (request help)

\(b^2 =\)

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Question 26 (request help)

2a =

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Question 27 (request help)

bc =

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Question 28 (request help)

abc =

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Question 29 (request help)

\(abc^3 =\)

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Question 30 (request help)

\( -3a^2 = \)

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Question 31 (request help)

\(-cd^2 =\)

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Question 32 (request help)

-2a + b =

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Question 33 (request help)
Find the Error Jamar is finding (-2)(-3)(-4). Find his mistake and correct it. Explain your answer.

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