Subtracting Fractions
Simplifying Fractions
Least Common Denominator
Word Problems
100

1/15 +1/6 =?

What is 7/30.

100

7/16 - 1/4 = ?

What is 3/16.

100

What is 3/12 in simplest form?

What is 1/4

100

Find the LCD between 3/4 and 1/2?

What is 4

100

Mia made 2/3 liter of punch, and 3⁄4 liter of tea to take to a party. How many liters of beverages did Mia bring to the party?

What is 1 5/12 liters to the party.

200

9/10 + 2/10 = ?

What is 1 1/10

200

What is the difference of 1/2 and 3/16?

What is 5/16?

200

What is 8/10 in simplest form?

What is 4/5

200

What is the LCD between 4/3 and 2/7?

What is 21

200

Ms. Hale used 5/8 of a tank of gas on a trip to visit relatives for the weekend and another half of a tank commuting to work the next week. I then took another weekend trip and used 1⁄4 tank of gas. How many tanks of gas did Ms. Hale use altogether?

What is 1 3/8 tank of gas

300

7/16 + 3/8 = ?

What is 13/16

300

Seven eights minus two thirds equals?

What is 5/24

300

What is 18/30 in simplest form?

What is 3/5?

300

What is the least common denominator of the fractions two thirds and one fourth?

What is 12?

300

David jogged around the lake in 1 1⁄4 hour. Robert jogged the same distance in 5/6 hour. How much longer did David take than Robert in hours?

What is David jogged 5/12 hours longer

400

2/3 + 7/8 = ?

What is 1 13/24

400

What is the difference of four ninths and one fourth?

What is 7/36

400

What is 9/45 in simplest form?

What is 1/5

400

2/3 and 5/7

Rewrite each fraction with the denominator of 21.

What is

2/3=14/21

5/7= 15/21

400

Belen spent 1⁄4 of her money on a sandwich. She spent 2 times as much on a gift for her friend then she did on her own books. She had 3/8 of her money left. What fraction of her money did she spend on the books for herself?

What is Belen spend 1/8 of her money on books

500

2/5 + 1/4 + 1/10= ?

What is 3/4.

500

2 11/12 - 1 3/4 = ?

What is 1 1/6

500

What is 25/45 in simplest form?

what is 5/9

500

What is the LCD between 5/12 and 7/8?

What is 24

500

Max sold 3⁄4 gallon of lemonade. Ethan sold some lemonade too. Together they sold 1 5/12 gallons. Who sold more lemonade, Max or Ethan? How much more?

What is Max sold 1/12 gallon more than Ethan