Least to Greatest
Write as a Decimal
Write as a Fraction
Rounding
Add/Subtract
100

1.4, 2.0, 0.45 

0.45, 1.4, 2.0

100

6/10

.6

100

.5

5/10

100

To the nearest tenth:

.32

.3

100

Stack the numbers and find the sum:

32.5+16.4=

48.9

200

.0002, .02, .002

.02, .002, .0002

200

20/100

.20

200

.62

62/100

200

To the nearest tenth:

.48

.5

200

Stack the numbers and find the difference:

358.3-25=

333.3

300

.065, .049, .054

.049, .054, .065

300

63/100

.63

300

.845

845/100

300

The the nearest hundredth:

.681

.68

300

Stack the numbers and find the sum:

3691.56+8492.1=

12183.66

400

.0549, .0649, .749, 1.649

.0549, .0649, .749, 1.649

400

361/1000

.361

400

.681

681/100

400
To the nearest hundredth:

.258

.26

400
Stack the numbers and find the difference:

651.591-269.29=

382.301

500

.0231, .0241, .0257, 1.0231

.0231, .0241, .0257, 1.0231

500

5/100

.05

500

.009

9/1000

500

The the nearest hundredth:

.396

.40

500

Stack the numbers and find the difference:

.00532-.000943=

.004377