6th Grade Decimals Review

Addition

100

17 + 8.7

25.7

200

22.64 + 6.5

29.14

300

55.99 + 8.86

64.85

400

7.022 + 17.992

25.014

Subtraction

100

5.5 - 4

1.5

200

7.23 - 0.8

6.43

300

4.763 - 2.51

2.253

400

5.789 - 2.999

2.79

Multiplication

100

10 x 4.3

43

200

36 x 0.72

25.92

300

45.1 x 2.8

126.28

400

8.33 x 5.42

45.1486

Division

100

6.4 / 2

3.2

200

9.54 / 0.4

23.85

300

12.6 / 0.8

15.75

400

66.22 / 0.5

132.44

Story Problems

100

Suzie Q. filled her car up with 7 gallons of gas. Each gallon costs $3.45. How much did she pay for gas?

$24.15

200

Eric has $31.20 to buy stickers. Each sticker costs $0.80. How many stickers can he buy?

39 stickers

300

Nicole said that 0.8 / 40 = 0.02. Is she correct? Explain.

Yes! 8 / 4 = 2. I just need to add a 0 in after in the hundredths place in 0.8 and can divide evenly.