Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 3 h = _____ min
- 4 h 3 min = _____ min
- _____ h 15 min = 135 min
- 3 h _____ min = 203 min
(a)
1 h = 60 min
3 h
= 3 x 60 min
= 180 min
(b)
1 h = 60 min
4 h min = 240 min
4 h 3 min
= 240 min + 3 min
= 243 min
(c)
1 h = 60 min
135 min
= 120 min + 15 min
= 2 h 15 min
(d)
1 h = 60 min
3 h = 180 min
203 min
= 180 min + 23 min
= 3 h 23 min
Answer(s): 180, 243, 2, 23