Question

Heba ate 1/12 of a box of cereal. Now the box is 3/4 full.

Answer 1

3/4 = 3/4*1

3/4 = 3/4 * 3/3 = 9/12

Box is 9/12 full after heba ate 1/12 of a box of cereal

Initial fraction will be 9/12+1/12

=10/12= 5/6