Decimal Review

Adding Decimals

100

Add the decimals:   

8.10  +  9.10

17.20

200

Add the decimals:  

2.80  +  0.13

2.93

300

Add the decimals: 

0.041 + 9.300

9.341

400

Add the decimals:  

3.546 + 8.514

12.060

500

Add the fractions: 

7.290 + 6.586

13.876

Subtracting Decimals

100

Subtract the decimals:   

8.5 - 7.4

1.1

200

Subtract the decimals:  

9.8 - 2.6

7.2

300

Subtract the decimals:  

5.80 - 0.76

5.04

400

Subtract the decimals:

0.760 - 0.068

0.692

500

Subtract the decimals:

0.390 - 0.097

0.293

Multiplying Decimals

100

Multiply the decimals: 

13 x 8.3

107.9

200

Multiply the decimals: 

52 x 2.4

124.8

300

Multiply the decimals:

8.9 x 89

792.1

400

Multiply the decimals:

57.9 x 59.7

3456.63

500

Multiply the decimals:

146 x 5.63

821.98

Wild Decimals

100

Add the decimals:

3.55 + 4.61

8.16

200

What is your change after using a $10 bill to pay for a $5.90 pumpkin? 

$4.10

300

If you spend $6.75 to park in Midtown, spend $35.87 on dinner, and then go out for ice cream where you buy a sundae for $12.75, how much did you spend total? 

You spent $55.37 total. 

400

If gas is $4.56 a gallon and your car needs 10 gallons, how much will you spend to fill up your tank? 

You will spend $45.60. 

500

If you have 5 friends and you buy $1.50 cookies for each of them, how much are you spending on cookies? 

You will spend $7.50 on your friends

Vocabulary

100

The first number to the right of the decimal point is in the...

tenth place

200

What is the number being split into pieces called in a division problem? 

The dividend

300

True or false: You can add as many zeros as you want to the front of a number and not change its value

True

400

Which is bigger, 456 or 4.56? Why?

456 because it has no decimals

500

Name all three of Ms. Kaelle's cats. 

Willow, Lee, and Sookie