Question

Keiko started an assignment at 5:28 PM and finished it at 6:52 PM.

Answer 1

Hi there!

1:28

1.Add extra hour into first term:

$5:28=6:28$

Now there is 1 hour..

2.Subtract the two terms in minute place:

$52-28=24$

3.Combine the terms:

$1:00+24=1:24$

Therefore, Keiko took 1:28 minute on the assignment.

Answer 2

Answer:

It took her 84 minutes (or 1 hour and 24 minutes) to finish.