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Adding with a denominator of 10 and 100
Write the fraction as a decimal.
Comparing Decimals
Adding Money
Subtracting Money
100

3/10 + 22/100

52/100

100

4/10

0.4

100

Which is greater?

0.4         0.8

< or 0.8

100
$12.34 + $4.87

$17.21

100

$13.00 - $5.00

$8.00

200

7/10 + 27/100

97/100

200

72/100

0.72

200

Which is greater?

0.72         0.54

> or 0.72

200

$4.00 + $5.00

$9.00

200

$10.53 - $3.28

$7.25

300

34/100 + 4/10

74/100

300

8/10

0.8

300

Which is greater?

0.60         0.6

= they are equal!
300

$5.43 + $2.98

$8.41

300

$29.12 - $7.89

$21.23

400

65/100 + 2/10

85/100

400

67/100

0.67

400

Which is greater?

0.52         5.2

< or 5.2

400

$52.43 + $8.22

$60.65

400

$15.00 - $6.32

$8.68

500

15/100 + 8/10

95/100

500

4/100

0.04

500

Which is greater?

0.91         0.9

> or 0.91

500
$19.46 + $8.72

$28.18

500

$74.43 - $24.56

$49.87