5 NBT. 7 CFA
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by Ms. Gonzalez
| 4 Questions
Note from the author:
Adding and subtracting decimals
1
1 pt
FInd the sum of 0.48 and 0.6.


You may use the models shown below to help you find the sum.

  1. 0.42
  2. 0.54
  3. 1.08
  4. 1.80
2
1 pt
Find the sum.
6.32 + 9.5

Explain how you got your answer, or use a model or another strategy to show how you got your answer:


3
1 pt
Find the difference.

10.73 - 1.8

Explain how you got your answer, or use a model or another strategy to show how you got your answer:


4
1 pt
Jenna’s backpack weighed 12.09 pounds. Kara’s backpack weighed 15.3 pounds. How much heavier was Kara’s backpack?


Use what you know about decimals to explain how you found your answer.
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