Decimals & Fractions Review

Long Division

100

89÷3

29r2

200

93÷5

18r3

300

105÷6

17r3

400

256÷7

36r4

500

309÷9

34r3

Adding Decimals

100

0.987+0.123

1.11

200

0.147+0.852

0.999

300

0.952+0.651+0.715

2.318

400

$12.99+$15.99+$20.99

$49.97

500

Liam buys a Nintendo Switch for $299.99 and three games for $49.99 to play. How much money did Liam spend altogether?

$49.99 x 3 = $149.97

$299.99+149.97 = $449.96

Subtracting Decimals

100

5.36-2.22

3.14

200

9.12-8.96

0.16

300

8.8-3.91

4.89

400

13-4.88

8.12

500

Charlotte is buying ice cream sandwiches for the fourth grade class. Each sandwich costs $3.75. If there are 9 fourth graders (including herself) and she has $35 to spend, how much change will she receive back?

$1.25

Adding Fractions

100

2/7 + 3/7

5/7

200

4/12 + 9/12

13/12 OR 1 1/12

300

1 2/3 + 4 1/3

6

400

1/3 + 1/2

Find the lowest common denominator.

3, 6

2, 4, 6

Create equivalent fractions

1/3 = 2/6 & 1/2 = 3/6

Add 2/6 + 3/6 = 5/6

500

8/15 + 2/12

First, find the lowest common denominator.

15, 30, 45, 60

12, 24, 36, 48, 60

Then, create equivalent fractions

8/15 = 32/60 & 2/12 = 10/60

Add 32/60 + 10/60 = 42/60

Mixed Bag

100

8/10-7/10

1/10

200

22 10/15 - 14 3/15

8 7/15

300

Solve for X.

X + (152 - 121) = 184

X = 153

400

Round each number to the nearest whole number. Then use the appropriate symbol to compare the rounded numbers.

 368.35 and 368.32

368 = 368

500

Write this number in expanded notation:

3,684,591.74

3,000,000 + 600,000 + 80,000 + 4,000 + 500 + 90 + 1 + 0.7 + 0.04