Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 15 32 to 19 32 = _____ h
- 4:47 p.m. to 8:47 p.m. = _____ h
- 04 00 to 06 46 = _____ min
- 4:46 a.m. to 7:59 a.m. = _____ min
(a)
From 15 32 to 19 32 = 4 h
(b)
From 4:47 p.m. to 8:47 p.m. = 4 h
(c)
From 04 00 to 06 00 = 2 h
From 06 00 to 06 46 = 46 min
From 04 00 to 06 46 = 2 h 46 min
1 h = 60 min
2 h = 2 x 60 = 120 min
2 h 46 min = 120 + 46 = 166 min
(d)
From 4:46 a.m. to 7:46 a.m. = 3 h
From 7:46 a.m. to 7:59 a.m. = 13 min
From 4:46 a.m. to 7:59 a.m. = 3 h 13 min
1 h = 60 min
3 h = 3 x 60 = 180 min
3 h 13 min = 180 + 13 = 193 min
Answer(s): 4, 4, 166, 193