McGraw Hill Math Grade 7 Lesson 5.2 Answer Key Absolute Value

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McGraw-Hill Math Grade 7 Answer Key Lesson 5.2 Absolute Value

Exercises Solve

Question 1.
|-9| = ____
Answer:
|-9| = 9
The absolute value of |-9| is 9.
Explanation:
The absolute value of 9 doesn’t tell whether the number is positive or negative, it just means that the number is 9 away from zero.

Question 2.
|-567| = ____
Answer:
|-567| = 567
The absolute value of |-567| is 567.
Explanation:
The absolute value of 567 doesn’t tell whether the number is positive or negative, it just means that the number is 567 away from zero.

Question 3.
|48| = ___
Answer:
|48| = 48
The absolute value of |48| is 48.
Explanation:
The absolute value of 48 doesn’t tell whether the number is positive or negative, it just means that the number is 48 away from zero.

Question 4.
|-0.24| = ____
Answer:
|-0.24| = 0.24
The absolute value of |-0.24| is 0.24.
Explanation:
The absolute value of 0.24 doesn’t tell whether the number is positive or negative, it just means that the number is 0.24 away from zero.

Question 5.
|\(\frac{-7}{8}\)| = ____
Answer:
|\(\frac{-7}{8}\)| = \(\frac{7}{8}\)
The absolute value of |\(\frac{-7}{8}\)| is \(\frac{7}{8}\).
Explanation:
The absolute value of \(\frac{7}{8}\) doesn’t tell whether the number is positive or negative, it just means that the number is \(\frac{7}{8}\) away from zero.

Question 6.
|\(\frac{1}{3}\)| = ____
Answer:
|\(\frac{1}{3}\)| = \(\frac{1}{3}\)
The absolute value of |\(\frac{1}{3}\)| is \(\frac{1}{3}\).
Explanation:
The absolute value of \(\frac{1}{3}\) doesn’t tell whether the number is positive or negative, it just means that the number is \(\frac{1}{3}\) away from zero.

Compare using <, >, or =

Question 7.
|—2| ____ |—8|
Answer:
|-2| < |-8|
Explanation:
The absolute value of |-2|  is 2.
The absolute value of |-8|  is 8.
So, |-2| is less than |-8|.

Question 8.
|56| ___ |-56|
Answer:
|56| = |-56|
Explanation:
The absolute value of |56|  is 56.
The absolute value of |-56|  is 56.
So, |56| is equal to |-56|.

Question 9.
|-12| ___ |-3|
Answer:
|-12| > |-3|
The absolute value of |-12|  is 12.
The absolute value of |-3|  is 3.
So, |-12| is greater than |-3|.

Question 10.
|-4| _______ |567|
Answer:
|-4| < |567|
Explanation:
The absolute value of |-4| is 4.
The absolute value of |567| is 567.
So, |-4| is less than |567|.

Question 11.
|35| _______ |—98|
Answer:
|35| < |-98|
Explanation:
The absolute value of |35| is 35.
The absolute value of |-98| is 98.
So, |35| is less than |-98|.

Question 12.
|6789| _______ |6799|
Answer:
|6789| < |6799|
Explanation:
The absolute value of |6789| is 6789.
The absolute value of |6799| is 6799.
So, |6789| is less than |6799|.

Solve

Question 13.
If Kim’s bank account balance is $ -12.48, how much would she need to deposit in order to bring her balance to $100.00? _________________________________________
Answer:
Kim’s bank account balance is $ -12.48.
To bring her balance to $100.00. She need to deposit $112.48.
$-12.48 + $100.00 + $12.48 = $100.00

Question 14.
If gas prices were $1.20 above average in March and $1.36 below average in April, which month was further from its average price?
Answer:
April month was further from its average price.

Question 15.
Bela’s bank account balance is $15.00. If she spends $12.86 on a shirt and $3.24 on a bracelet, what is her new balance? _______________________________________________
Answer:
Bela’s bank account balance is $15.00.
She want to spend$12.86 on a shirt and $3.24 on a bracelet.
$15.00 – $12.86 – $3.24 = -$1.10
Bela’s new balance is -$1.10.