Reading/Writing Decimals
Expanded Form
Comparing Decimals
Rounding Decimals
Powers of 10
100

Write the number in word form. 2.401

two and four hundred one thousandths

100

Write the decimal in expanded form. 12.03

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

100

Compare the decimals using <,> or =. 2.555 _____ 2.565

<

100

Which number could be rounded to eight and seven tenths?

8.75, 8.71, 8.8

8.71

100

10 x 10 x 10 x 10 is equal to what exponent?

104

200

Write the decimal in standard form. five and one hundred twenty three thousandths

5.123

200

What is the value of the 3 in the number in expanded form 45.03?

(3 x 1/100) or (3 x 0.01)

200

Which of these values is the greatest? 3.23, 3.112, 3.231

3.231

200

Round 67.345 to the nearest hundredth.

67.350

200

4 x 103=

4,000

300

Write the number in standard form. sixteen and seven thousandths.

16.007

300

Write the decimal in standard form. (9 x 10)+(8 x 1)+(4 x 1/100) + (1 x 1/1000)

98.041

300

Compare the two decimals using <,>, or =. 0.09____ 0.090

=

300

Round to the nearest whole number:  24.89 

25

300

What exponent is equivalent to 1,000,000?

106

400

Write the decimal in word form. 45.89

forty-five and eighty-nine hundredths

400

Write the decimal in expanded notation. 1.89

(1 x 1)+(8 x 1/10 )+(9x 1/100)

400

Fill in the blank with <, >, or =. 7.412 ____ 7.41

>

400

Round 4.85 to the nearest tenth.

4.9

400

3.5 x 103=

3,500

500

Write the decimal in word form. 8.048

eight and forty eight thousandths

500

Write the decimal in standard form. (8 x 1)+(4 x 1/10)+(5 x 1/100)

8.45

500

What place value are you comparing when looking at the following decimals. 34.90 and 34.93

hundredths place

500

After rounding 45.834, the answer is 45.8. What place value was 45.834 rounded to?

tenths place

500

8.47 x 100

847