Topic 12 4th

Fractions as Decimals

100

5/10

0.5

200

2/100

0.02

300

1 23/100

1.23

Decimals as Fractions

100

0.07

7/100

200

0.2

2/10

300

1.3

1 3/10

Comparing Decimals

100

0.2                0.20

0.2 = 0.20

200

1.3                       1.03

1.3 > 1.03

300

0.07                   0.92

0.07       <     0.92

Adding Fractions/Decimals

100

12/100 + 2/10

12/100 + 20/100 = 32/100 0.32

OR

0.12 + 0.20 = 0.32

200

66/100 + 4/10

66/100 + 40/100 = 106/100 = 1 6/100 = 1.06

OR

0.66 + 0.40 = 1.06

300

88/100 + 8/10

88/100 + 80/100 = 168/100 = 1 68/100 = 1.68

OR

0.88 + 0.80 = 1.68

Money

100

Samantha goes to the store and buys a shirt for $12.43. She hands the cashier a $20.00 bill. How many dollars, dimes & pennies does she get back. 

$7.57 

7 dollars 

5 dimes 

7 pennies

200

Sara was cleaning her room and found 3 dollars, 8 dimes and 6 pennies. How much money did she find?

$3.86