Multiplying Integers Answers

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1
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How is the product of 3 and 2 shown on a number line?

A
A number line going from negative 7 to positive 7. An arrow goes from 0 to 3 and from 3 to 6.
Option A
B
A number line going from negative 7 to positive 7. An arrow goes from 6 to 3 and from 3 to 0.
Option B
C
A number line going from negative 7 to positive 7. An arrow goes from negative 6 to negative 3 and from negative 3 to 0.
Option C
D
A number line going from negative 7 to positive 7. An arrow goes from 0 to negative 3 and from negative 3 to negative 6.
Option D
7

How is the product of 2 and –5 shown on a number line?

A
A number line going from negative 10 to positive 10. An arrow goes from 0 to 5 and from 5 to 10.
Option A
B
A number line going from negative 10 to positive 10. An arrow goes from 10 to 5 and from 5 to 0.
Option B
C
A number line going from negative 10 to positive 10. An arrow goes from negative 10 to negative 5 and from negative 5 to 0.
Option C
D
A number line going from negative 10 to positive 10. An arrow goes from 0 to negative 5 and from negative 5 to negative 10.
Option D
9

What is the product of any integer and –1?

A
The product is the opposite of the integer.
B
The product is the integer unchanged.
C
The product is positive.
D
The product is negative.
10

Parker wants to estimate the product of 12 and 4. He does the Math and gets 48. He wants to check the reasonableness of his answer, so he multiplies 10 by 4 and gets 40. Is Parker’s answer reasonable?

A
Yes, because his solution answer and estimate answer should be negative.
B
No, because only the answer to his estimation should be negative.
C
No, because 10 is less than 12, so his estimate should be greater than 48.
D
Yes, because 10 is less than 12, so his estimate should be less than 48.

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