Question

1. Subtraction .

(b) 10 hours 23 minutes from 15 hours 17 minutes.​

Answer 1

Answer:

here's your answer

Step-by-step explanation:

ans in the attachment

Answer 2

Answer:

10hour 23min = 60×10+23=600+23=623min

15hour 17min = 15×60+17=900+17=917

917-623=294

so 294min= 4hour 54mim