powers of 10 multiply decimals

1/10 of 0.18 is

• 18

• 1.8

• 0.018

1/10 of 15 is

• 150

• 1.5

• 0.15

10 times 0.087 is

• 87

• 8.7

• 0.87

• 0.087

10 times 0.67 is

• 0.067

• 6.7

• 67

Which is larger 0.45 of 0.5?

• 0.45

• 0.5

Which is smaller 0.709 or 0.8?

• 0.709

• 0.8

Round 2.34 to the nearest ones place

• 2

• 3

• 2.3

Round 0.987 to the nearest tenths place

• 1.0

• 0.9

• 0.8

Estimate the sum of 12.6 and 34.786

• 40

• 4

• 400

• 60

estimate the difference of 12.8 and 1.3

• 12

• 120

• 5

• 20