Fractions and Decimal Operations!!!!!!!

Adding/Subtracting Fractions

100

5/13 + 3/13

8/13

200

7/2 - 6/2

1/2

300

3/4 + 1/6

9/12 + 2/12 = 11/12

400

7/8 - 2/5

35/40 - 16/40 = 19/40

500

1/3 + 1/2 + 1/8

8/24 + 12/24 + 3/24 = 23/24

Multiplying/Dividing Fractions

100

3/8 x 7/9

21/72

200

9/8 ÷ 4/5

9/8 x 5/4 = 45/32

300

3/4 x 3 1/2

3/4 x 7/2 = 21/8 = 2 5/8

400

1 2/3 ÷ 1/5

5/3 x 5/1 = 25/3 = 8 1/3

500

1 2/3 ÷ 2 3/5

5/3 x 13/5 = 65/15 = 13/3 = 4 1/3

Proper <--> Improper Fractions

100

Write 3  1/2 as an improper fraction

48

200

Write 25/6 as a mixed fraction

4  1/6

300

Write 2  3/4 as an improper fraction

11/4

400

Write 28/5 as a mixed fraction

5  3/5

500

Write 4  3/7 as an improper fraction

31/7

Decimal/Fraction Conversions

100

Convert 7/8 to a decimal.

0.875

200

Convert 0.24 to a simplified fraction.

6/25

300

Convert 125% to a fraction.

5/4

400

James ate 25% of a pizza that was split into 12 pieces. How many pieces did he eat?

3 pieces

500

Jessica got a mark of 28/40 on her last math test. Give her mark as a percentage.

70%

Decimal/Fraction of a Number

100

Mason has a collection of 300 pokemon cards. He gives away 1/5 of them. How many cards does he give away?

60

200

Mason has a collection of 240 marbles. He gives away 3/8 of them. How many marbles does he have left?

150

300

Maya gets 30% off of a $45 sweater. What does she pay for the sweater?

$31.50

400

Sam buys three pairs of pants for 35% off. Each pair has an original price of $30. How much does he pay in total?

$19.50

500

Alex bought two $35 t-shirts for 40% off. He paid with a $50 bill. How much change did he get?

$8