Decimals Review

Adding

100

2.35 + 8 =

10.35

200

5.75 + 3.2=

8.95

300

12.06 + 4.38 =

16.44

400

7.845 + 2.67 + 4.08 =

14.595

500

Peytan buys a sandwich for $5.65, a smoothie for $3.75, and a cookie for $1.45. How much does she spend in total?

10.85

Subtracting

100

5.6 − 2.4 =

3.2

200

12.75 − 8.3 =

4.45

300

15.08 − 7.69  

7.39

400

25.6 − 13.48 − 2.75 =

9.37

500

A book costs $18.95. Jamie pays with a $20 bill. How much change should Jamie get back?

1.05

Multiplying

100

2.5 × 0.4 =  

1

200

3.6 × 1.2 =

4.32

300

5.25 × 0.3 =  

1.575

400

2.48 x 3.6 = 

8.856

500

A movie ticket costs $8.75. If Ameah buys 4 tickets, what would her total cost be? 

$35

Dividing

100

4.8 ÷ 0.6

8

200

7.2 ÷ 1.2 =

6

300

15.4 ÷ 0.7 =

22

400

6.84 ÷ 0.57 =

12

500

A bakery made 156.8 pounds of bread dough and splitit evenly into 8 loaves. How many pounds does each loaf weigh?

19.6 pounds

Vocabulary

100

What operation combines numbers to get a total or sum?

Addition

200

What operation combines equal groups to get a total amount. This is the same as repeated addition.

Multiplication

300

What operation splits a number into equal groups or finds how many times one number fits into another?

Division

400

What is the top number in a fraction called?

Numerator

500

What is the bottom number in a fraction called?

Denominator