Find the following values without a calculator.
Give your answers in this manner. (Eg 00 10, 15 00, 16 00, 21 00)
- 19 min before 17 36 h = ________ h
- 1 h before 06 31 h = ________ h
- 5 h 28 min before 23 00 h = ________ h
- 7 h 18 min before 19 30 h = ________ h
(a)
19 min before 17 36 h = 17 17 h
(b)
1 h before 06 31 h = 05 31 h
(c)
5 h 28 min before 23 00 h = 17 32 h
(d)
7 h 18 min before 19 30 h = 12 12 h
Answer(s): 17 17, 05 31, 17 32, 12 12