Add and Subtract

Last updated almost 5 years ago
2 questions
1

Robin had twenty-five math problems and thirty-six science problems for homework. If she finished thirty-four of the problems at school, how many problems did she have to do for homework?

Model to solve

1

Faye bought two coloring books. One had five pictures and the other had forty-four. After one week she had already colored thirty-five of the pictures. How many pictures does she still have to color?

Model to solve.