Question

Mr Goodwin finished grading his students homework at 4:12 PM if he spent an hour and 33 minutes doing this what time did he start

Answer 1

2:21 pm

Explanation:

Finished 4:12

He spent 1 hour and 33

4:12 - 1 hour 33

minus the hour

3:12

minus 33

12-33

2:21pm