Random Decimal Math
Comparing Decimals
Adding Decimals
Subtracting Decimals
100

Order these numbers from greatest to least:

0.42 , 0.513 ,  0.421 , 0.555

0.555 , 0.513 , 0.421 , 0.42

100

Compare these decimals, which one is larger?

0.2 _____ 0.23

0.23

100

Add these decimals. 21.74 + 8.27

30.01

100

Subtract these decimals.

3.53 - 2

1.53

200

How is 0.00025 written in scientific notation? 

2.5 x 10-4

200

Compare these decimals, which one is larger?

0.902 _____ 0.920

0.920

200

Add these decimals.

17 + 9.54

26.54

200

Subtract these decimals.

2.15 - 1.05

1.1

300

Write the following decimal in word form.

146.291

one hundred forty-six and two hundred ninety-one thousandths

300

Compare these decimals, which one is larger?

0.202 _____ 0.2023

0.2023

300

Add these decimals. 6.125 + 18

24.125

300

Subtract these decimals.

10.71 - 0.7

10.01

400

Write the numeral.

seven and twenty-nine thousandths

7.029

400

Compare these decimals with <, >, or =

0.73 _____ 0.730

=

400

Add these decimals. 4.67 + 29.1

33.77

400

Subtract these decimals.

1.72 - 0.8

0.92

500

Round to the nearest thousandth.

7.2103

7.210

500

Compare these decimals, which one is larger?

0.5003 ____ 0.503

0.503

500

Add these decimals.

5.2 + 3.11

8.31

500

Subtract these decimals.

2.54 - 1.82

0.72

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