Adding and Subtracting Decimals Answers

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Mirele needs to buy fencing to completely surround her backyard pool. How much fencing should she buy?

Question illustration
A
29.70 feet
B
63.48 feet
C
66.35 feet
D
93.18 feet
3

Leora had some money in her wallet. She spent $18.62 buying groceries and had $43.55 left. How much money did she have in her wallet before she bought the groceries?

A
$24.93
B
$35.93
C
$45.41
D
$62.17
4

The picture below shows Annie and her younger brother Tommy’s money.They want to combine their money to buy something together. How much do they have in all?

Question illustration
A
$4.81
B
$5.14
C
$5.47
D
$8.44
5

What is the distance between A and B on the number line below?

Question illustration
A
0.55
B
0.65
C
2.48
D
4.85
6

Which number should replace the ç to make the subtraction problem correct? 9.866- 7.97ç 1.889

A
3
B
6
C
7
D
8
8

Marrisa added 1.56 and 13.47. She got 29.07. What mistake could Marrisa have made?

A
She forgot to move the decimal point to the left after she added.
B
She lined up the front numbers instead of the decimal places.
C
She lined up the last numbers instead of the decimal places.
D
She didn’t carry correctly between place values.
9

Tony buys a CD that is priced at $13.59. He has a coupon for $1.85 off. He pays with a $20 bill. Which is the best whole number estimate of how much change he gets?

A
$8
B
$8.26
C
$9
D
$9.26
10

Which choice correctly shows rounding to the hundredths place?

A
4.234 + 4.752 + 7.99 right-arrow 4.2 + 4.8 + 8.0
Option A
B
3.825 + 4.792 + 3.0805 right-arrow 3.82 + 4.79 + 3.82
Option B
C
3.824 + 4.765 + 1.732 right-arrow 3.81 + 4.77 + 3.80
Option C
D
3.8765 + 4.824 + 1.733 right-arrow 3.88 + 4.82 + 1.73
Option D

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Adding and Subtracting Decimals Answers…