Model Subtraction of Fractions

 $\frac{4}{5}-\frac{2}{5}$  subtract

 $\frac{4}{8}-\frac{3}{8}\ subtract$  

 $\frac{8}{10}-\frac{3}{10}$  

Zoey took 10/12 of her allowance shopping. She spent 8/12 of it at the first store. How much of her allowance is left to spend at the second store?

Brianna has completed 5/6 of her reading assignment. Colin has completed 2/6 of his assignment. How much more has Brianna completed than Colin?

Darius is helping to plant vegetables in his grandmother’s garden. He and his grandmother were able to plant 3/5 of the garden before stopping for lunch. How much of the garden still needs to be planted?

The distance between Mary’s house and her school is 11/12 of a mile. She has ridden her bike 9/12 of a mile so far. How much farther does she need to go to get to school?

Scott had 8/10 of a gallon of paint. He used 5/10 of the gallon to paint his bathroom. How much of the gallon was left now?

Brianna has completed 5/6 of her reading assignment. Colin has completed 2/6 of his assignment. How much more has Brianna completed than Colin?