Comparing & Rounding Decimals

Powers of 10

100

22 x 10³

22,000

200

4000 ÷ 10²

40

300

843.12 x 10¹

8431.2

400

56.99 ÷ 10²

0.5699

500

5 ÷ 10²

0.05

Writing & Reading Decimals

100

1.2 in word form

One and two tenths

200

Nine and five tenths in number form

9.5

300

Two hundred sixty-four and eight hundredths in number form

264.08

400

Fifty-three thousandths in number form

0.053

500

0.07 in word form

Seven hundredths

Comparing Decimals

100

Which decimal is greater?

4.2 OR 3.9

4.2

200

Which decimal is greater?

6.2 OR 6.10

6.2

300

Which decimal is greater?

6.371 OR 6.399

6.399

400

Which decimal is greater?

0.001 OR 0.02

0.02

500

Which decimal is greater?

8.476 OR 8.86

8.86

Rounding Decimals

100

Round 1.21 to the nearest tenth

1.2

200

Round 0.478 to the nearest hundredth

0.48

300

Round 45.003 to the nearest hundredth

45.00

400

Round 22.483 to the nearest tenth

22.5

500

Round 0.00285 to the nearest ten thousandth

0.0029

Miscellaneous

100

What is the place value of the digit 2 in 1.32?

Hundredths

200

How many times greater is the place value of the digit 3 in 3.1 compared to 45.83?

100 times greater

300

Write a decimal that has a value of 4 in the hundredths place

Varies

400

Write 1.234 in expanded form

(1 x 1) + (2 x 1/10) + (3 x 1/100) + (4 x 1/1000)

500

What is 60,000 in exponent form?

6 x 10⁴