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True/False
Adding Decimals
Subtracting Decimals
Add or Subtract Decimals
Random
100

When adding and subtracting decimals, you always include the decimals.

True

100

26.43 + 7.19


33.62

100

1.23-1.11=

0.12

100

3.89+1.12

5.01

100

What is the last step in adding and subtracting decimals?

Slide the decimal point straight down.

200

When adding and subtracting decimals, you always put the longer number on top.

False

200

8.09 + 6.5


14.59

200

5.23-0.1=

5.13

200

1.19 - 0.79

0.4

200

What is Mrs. Lech's favorite candy?

Peanut m&m's

300

When adding and subtracting decimals, you ignore the decimal points.

False

300

0.79 +0.45


1.24

300

27.81-5.62

22.19

300

9.4 +3.23

12.63

300

What is Mrs. Lech's favorite color?

Blue

400

When subtracting decimals you put the bigger number on top.

True

400

17.82 + 3.66=

21.48

400

8.61  -7.25 


1.36

400

4.44 -2.99 

1.45

400

Should you line up the decimals when adding and subtracting?

Yes!

500

When adding and subtracting decimals, you count how many numbers are behind the decimals in the problem and put that in your answer.

False! That's for multiplying!

500

111.7 + 102.81=

214.51

500

105.65-62.33=

43.32

500

6.290+8.980

15.27

500

What year was Mrs. Lech born?

1988