5th Grade Decimal Review

Reading/Writing Decimals

100

Write the decimal in word form. 45.89

forty-five and eighty-nine hundredths

200

Write the decimal in standard form. two-thousand, five hundred fifty-five and two tenths

2,555.2

300

Write the decimal in word form. 27,008.008

twenty-seven thousand, eight and eight thousandths

400

Write the number in standard form. four million, twenty thousand, one hundred sixteen and seven thousandths.

4,020,116.007

500

Write the number in word form. 8,806,002.01

eight million, eight hundred six thousand, two and one hundredth

Expanded Form

100

Write the decimal in expanded form. 1.89

(1 x 1)+(8 x 0.1)+(9x0.01)

200

Write the number in expanded form. 45.03

(4 x 10)+ (5 x 1)+(3 x 0.01)

300

Write the decimal in standard form. (8 x 1)+(4 x 0.1)+(5 x 0.01)

8.45

400

Write the decimal in standard form. (9 x 1,000)+(8 x 1)+(1 x 0.001)

9,008.001

500

Write the decimal in expanded form. 83,812.03

(8 x 10,000)+(3 x 1,000)+(8 x 100)+(1 x 10)+(2 x 1)+ (3 x 0.01)

Comparing Decimals

100

Fill in the blank with <, >, or =. 89.01____89.001

>

200

Fill in the blank with <,>, or =. 45.02 _____ 44.9

>

300

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

hundredths place

400

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

=

500

Compare the decimals using <,> or =. 8,903.001 _____ 8,930.001

<

Adding & Subtracting Decimals

100

Add  434.23 + 3.45 =

437.68

200

Add   34.5 + 62.43 =

96.93

300

Subtract.  782.5 - 82.45

700.05

400

Subtract  421.346 - 123.589=

297.757

500

7,345.6 + 8,450.90 =

15,796.5

Multiplying Decimals

100

Multiply  4.3 x 6.8

29.24

200

Multiply  7.89 x 3.2=

25.248

300

Multiply  78.5 x 14.2 =

1,114.7

400

Multiply  456.2 x 5.1=

2,326.62

500

Multiply 341.2 x 4.7 =

1,603.64