Adding and Subtracting Decimals Review

True/False

100

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

True

200

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

False

300

2.124 + 1.843 = 3.9

False. 

2.124 = 1.843 = 3.967

400

28.574 

In this number, the 7 is in the tenths place. 

False

500

1234.76 = 1000 + 200 + 30 + 4 + .7 + .06

True

Adding Decimals

100

3.14 + 5.12 = 

What is 8.26?

200

14.73+15.1=

What is 29.83?

300

3 + 4.55=

What is 7.55?

400

17.82 + 3.66=

What is 21.48?

500

11.7 + 2.81=

What is 14.51?

Subtracting Decimals

100

20.8 - 7.34=

What is 13.46?

200

34.63 - 27.9=

What is 6.73?

300

15- 0.48=

What is 14.52?

400

6 - 2.33=

What is 3.67?

500

1.09 - 0.87=

What is 0.22?

Adding and Subtracting Decimals

100

12.46 + 3.8=

16.26

200

4.5 - 3.79=

What is 0.71?

300

9.38 - 0.19=

What is 9.19?

400

2.13 + 0.9=

What is 3.03?

500

10.21 - 5.6=

What is 4.61?

Place Value

100

What number is in the hundredths place

45.67

What is 7?

200

What number is in the ones place.

23.09

What is 3?

300

What number is in the tenths place.

9.12

What is 1?

400

What number is in the tens place.

76.9

What is 7?

500

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

AND