Solve Word Problems with Add and Subtract of Fractions

When the denominators are not the same, I must find a...

• common numerator

• common denominator

• equivalent fraction

• mixed number

Jocelyn ran 1/3 mile on Wednesday morning. She ran 1/2 mile on Thursday morning. How much farther did Jocelyn run on Thursday than Wednesday? DO YOU ADD OR SUBTRACT?

• subtract

• add

Emily bought the following amounts of fruit at a fruit stand:
0.75 pounds of grapes
0.5 pounds of bananas
1.25 pounds of apples

How much did her fruit weigh altogether?

• 0.25 pounds

• 2.05 pounds

• 2.50 pounds

• 25.0 pounds

Simon has 1/5 of a gallon of cranberry juice, 1/3 of a gallon of apple juice, and 7/10 of a gallon of grape juice. How much juice does Simon have?

• 9/30

• 1/2

• 1  7/30

• 1  13/30

Snow fell in Monroe twice in one day. The town received 3/8 inch of snow in the morning and another 1/2 inch of snow in the afternoon. How many total inches of snow fell in Monroe on that day?

• 1/8

• 3/10

• 5/8

• 7/8

Jerome wants to walk to school. He lives 2 1/4 miles away. So far, he has walked 7/8 of a mile. How far does he have left to go?

• 1 3/8

• 2 6/4

• 1 6/8

• 2 3/4

You decide to dye your hair various colors for Halloween. If you dye 1/3 of it blue, 1/4 pink, and 1/4 black, how much of your original hair color is left?

• 1/6

• 1/12

• 1/3

• 5/6

What must you have to add and subtract fractions?

• Common numerators

• Different numerators

• Different denominators

• Common denominators

• 1/12
• 1
• 2/35
• 23/25

Shane needs 10 3/5 hours to complete a project.

If he already worked on the project for 5 3/4 hours, how many more hours does he need to complete her project?

(Hint: rename if necessary)

• 15 6/9

• 5 6/20

• 4 3/20

• 4 17/20