Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 17 27 to 18 27 = _____ h
- 4:10 p.m. to 5:10 p.m. = _____ h
- 04 00 to 06 23 = _____ min
- 3:23 a.m. to 5:32 a.m. = _____ min
(a)
From 17 27 to 18 27 = 1 h
(b)
From 4:10 p.m. to 5:10 p.m. = 1 h
(c)
From 04 00 to 06 00 = 2 h
From 06 00 to 06 23 = 23 min
From 04 00 to 06 23 = 2 h 23 min
1 h = 60 min
2 h = 2 x 60 = 120 min
2 h 23 min = 120 + 23 = 143 min
(d)
From 3:23 a.m. to 5:23 a.m. = 2 h
From 5:23 a.m. to 5:32 a.m. = 9 min
From 3:23 a.m. to 5:32 a.m. = 2 h 9 min
1 h = 60 min
2 h = 2 x 60 = 120 min
2 h 9 min = 120 + 9 = 129 min
Answer(s): 1, 1, 143, 129