True/False
Adding Decimals
Subtracting Decimals
Adding and Subtracting Decimals
Place Value
100
When adding and subtracting decimals, you always include the decimals.

True

100

3.14 + 5.12 = 

What is 8.26?

100

20.8 - 7.34=

What is 13.46?

100

12.46 + 3.8=

16.26

100

What number is in the hundredths place


45.67

What is 7?

200

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

False

200

14.73+15.1=

What is 29.83?
200

34.63 - 27.9=

What is 6.73?

200

4.5 - 3.79=

What is 0.71?

200

What number is in the ones place.


23.09

What is 3?

300

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

False

300

3 + 4.55=

What is 7.55?

300

15- 0.48=

What is 14.52?

300

9.38 - 0.19=

What is 9.19?

300

What number is in the tenths place.


9.12

What is 1?

400

When adding and subtracting decimals you put the bigger number on top.

True

400

17.82 + 3.66=

What is 21.48?

400

6 - 2.33=

What is 3.67?

400

2.13 + 0.9=

What is 3.03?

400

What number is in the tens place.


76.9

What is 7?

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! 

500

11.7 + 2.81=

What is 14.51?

500

1.09 - 0.87=

What is 0.22?

500

10.21 - 5.6=

What is 4.61?

500

When you read a number with a decimal, what do you say when you see the decimal?

AND

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