Find the following values without a calculator.
Give your answers in this manner. (Eg 00 10, 15 00, 16 00, 21 00)
- 28 min before 15 37 h = ________ h
- 3 h before 07 12 h = ________ h
- 1 h 26 min before 19 00 h = ________ h
- 5 h 1 min before 19 30 h = ________ h
(a)
28 min before 15 37 h = 15 9 h
(b)
3 h before 07 12 h = 04 12 h
(c)
1 h 26 min before 19 00 h = 17 34 h
(d)
5 h 1 min before 19 30 h = 14 29 h
Answer(s): 15 9, 04 12, 17 34, 14 29