R. How Did He Do It
John shows how he solves $1.50 − $0.72.
72 to 80 is 8
80 to 100 is 20
100 to 150 is 50
answer 78¢
- Show or tell how John solved the problem.
- Show another way to solve this problem.
John shows how he solves $1.50 − $0.72.
72 to 80 is 8
80 to 100 is 20
100 to 150 is 50
answer 78¢