Rounding
Which is Greater?
Adding Decimals
Subtracting Decimals
Decimals as Percents
100

What is 99 cents rounded to the nearest whole dollar?

$1

100

.5 or 1.5

1.5

100

1.0 + 1.3 

2.4

100

5.5 - 4.4 = 

1.1

100

.22

22%

200

What is $2.75 rounded to the nearest whole dollar?

$3


200

2 or .2

2

200

$10.00 + $20.00

$30.00

200

10.99 - 1.99 = 

9

200

.75

75%

300

What is $12.88 rounded to the nearest whole dollar?

$13

300

3.3 or 4

4

300
$122 + .50

$122.50

300

$65.00 - $24.99 =

$40.01

300

.5

50%

400

What is $6.99 rounded to the nearest whole dollar?

$7

400

0.75 or 3.1

3.1

400

$1.00 + .07

$1.07

400

$12.50 - $11.50 = 

$1.00

400
1.20

120%

500
What is $389 rounded to the nearest hundred?

$400

500

2.8 or 2.777

2.8

500

$143 + 157

$300

500

$444.42 - $400.33 =

$44.09

500

0.04

4%