Powers of 10
Read & Write Decimals
Compare & Round Decimals
Add or Subtract Decimals
Add or Subtract Fractions
100

6 divided by 10

0.6

100

What decimal represents "one and 6 tenths"

1.6

100

Round this decimal to the nearest tenth:

0.32

0.3

100

What is 27.13 - 19.85

7.28

100

What is a common denominator for one half and seven fifths

10

200

0.6 divided by 102

0.006

200

Write this in standard form:

(8 X 100)+(2 X 0.1)+(8 X 0.001)

800.208

200

Compare 19.657 and 19.67

19.657 is less than 19.67

200

What is 13.5-6.48

7.02

200

What is one third plus one fourth

7/12

300

0.03 X 102

3

300

What decimal represents "twelve and sixty-eight thousandths"

12.068

300

Round this decimal to the nearest hundredth

0.854

0.85

300

It rains 0.7 inch on Wednesday and 0.31 inch on Thursday. What is the difference between the rainfall on these two days?

0.39

300

What is three fourths subtract three fifths?

3/20

400

0.003 X 102

0.3

400

Write this number in expanded form:

4.019

(4 X 1) + (1 X 0.1) + (9 X 0.001)

400

Compare 45.386 and 45.368

45.386 is greater than 45.368

400

A U.S. penny has a mass of 2.5 grams. A U.S. quarter has a mass of 5.67 grams. What is the total mass of the two coins?

8.17 grams

400

What is four and seven eighths plus one eighths

5

500

0.46 X 103

460

500

Write this number in standard form:

(3 X 1,000) + (6 X 100) + (3 X 10) + (7 X 0.1) + (2 X 0.01) + (8 X 0.001)

3,630.728

500

Round 6.538 to the nearest tenth

6.5

500

Todd's tablet records her screen time. One week, she spends 11.03 hours listening to music, 2.67 hours reading, and 0.9 hours playing on her tablet. What is Todd's total screen time?

14.60 hours

500

What is two and one eighth subtract one fourth

1 and 7/8