MCA Math Review 5th Grade Add and Subtract Decimals
Authored by Samantha Glowacki
Mathematics
5th Grade
CCSS covered
Used 12+ times
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8 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is 18.19 + 0.01?
18.1
18.191
18.2
18.291
Answer explanation
Don't forget to line up your decimals when you add!
1
18.19
+ 0.01
18.20
Tags
CCSS.6.NS.B.3
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
The amount of water in a jar at the beginning of a day is 0.482 liter. During the day, 0.1 liter evaporates. What is the amount of water in the jar at the end of the day?
0.382 liter
0.481 liter
0.472 liter
0.582 liter
Answer explanation
Don't forget to line up your decimals when solving the problem! If water evaporates, we are taking it away!
Add zeros to help you line up the numbers!
0.482
-0.100
0.382
Tags
CCSS.5.NBT.B.7
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the sum?
14.030
+ 0.001
14.031
14.04
14.301
14.31
Answer explanation
DON'T FORGET TO LINE UP YOUR DECIMALS!
Add a zero to help you line them up!
14.030
+ 0.001
14.031
Tags
CCSS.6.NS.B.3
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is 11.01 - 0.001
11
11.001
11.009
11.099
Answer explanation
Don't forget to line up your decimals! Add a zero to help you line up your numbers!
0 10
11.010
- 0.001
11.009
Tags
CCSS.6.NS.B.3
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the difference?
10.211
- 0.01
10.111
10.201
10.21
10.221
Answer explanation
Remember, adding a zero can help to line up your numbers AND can make sure you don't skip the thousandths place!
10.211
- 0.010
10.201
Tags
CCSS.5.NBT.B.7
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A scientist weighs 18.193 grams of a substance. She then adds 0.1 gram of another substance to create a mixture. What is the combined weight of the mixture?
18.093 grams
18.194
18.203
18.293
Answer explanation
LINE UP THE DECIMALS Add hundredths and thousandths to help you.
18.193
- 0.100
18.093
Tags
CCSS.5.NBT.B.7
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is 1.121 + 0.001?
1.12
1.122
1.131
1.211
Answer explanation
LINE UP YOUR DECIMALS! Add zeros to help you!
1.121
+0.001
1.122
Tags
CCSS.6.NS.B.3
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