add decimals
subtract decimals
multiply decimals
divide decimals
powers of ten
100

33.3 + 12.4

45.7

100

46.5 - 22.3

24.2

100

3 x 0.5

1.5

100

0.6 divided by 6

0.1

100

8.5 divided by 10

.85

200

43.56 + 2.45 =

46.01

200

56.2 - 35.8

20.4

200

2.45 x 0.3

0.735

200

1.8 divided by 6

0.3

200

1.28 x 102

128

300

27.06 + 3.4

30.46

300

13.40 - 9.8

3.6

300

0.09 x 0.85

0.0765

300

14.54 divided by 4

3.635

300

9.969 divided by 100

0.09969

400

13.40 + 9.8

23.20

400

46.5 - 3.46

43.04

400

.16 x 12.5

2

400

4.05 divided by 1.5

2.7

400

6.14 divided by 104

0.000614

500

Ms. Kisch drove 11.3 km to the dentist, 7.5 km to the library, and 5.8 km back home. How far did she travel?

24.6 km

500

Daily Double

If a 10-meter piece of electrical tape has 0.037 meters cut from it, then what is the new length of the tape?

9.963 metres

500

0.18 x 30.64

5.5152

500

24.44 divided by 26

0.94

500

79.5 x 10,000

795,000