Decimal Review

Adding or Subtracting Decimals

100

Add the decimals:   

8.10  +  9.10

17.20

200

Subtract the decimals:  

2.80  -  0.13

2.67

300

Add the decimals: 

0.041 + 9.300

9.341

400

Subtract the decimals:  

8.514 - 3.45

5.064

500

Add the fractions: 

7.290 + 6.586

13.876

x 0.01

100

33.4 x 0.01

0.334

200

545.4 x 0.01

5.454

300

7.45 x 0.01

0.0745

400

45.5 x 0.01

0.455

500

0.01 x 782.4

7.824

Multiplying Decimals

100

Multiply the decimals: 

13.7 x 8

109.6

200

Multiply the decimals: 

52 x 2.4

124.8

300

Multiply the decimals:

0.89 x 189

168.21

400

Multiply the decimals:

6.87 x 0.23

1.5801

500

Multiply the decimals:

146 x 5.6

817.6

x 0.1

100

5.52 x 0.1

0.552

200

45.3 x0.1

4.53

300

93.2 x 0.1

9.32

400

345.12 x 0.1

34.512

500

0.98 x 0.1

0.098

Vocabulary

100

The first number to the right of the decimal point.

What is a tenth.

200

An answer that is close to the correct answer but not right on. 

What is an estimate

300

The second number to the right of the decimal point.

What are hundredths

400

The numbers on the left side of the decimal?

Whole Numbers

500

The result of multiplying two or more numbers together

What is the product.