Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 2 h = _____ min
- 4 h 1 min = _____ min
- _____ h 12 min = 132 min
- 2 h _____ min = 140 min
(a)
1 h = 60 min
2 h
= 2 x 60 min
= 120 min
(b)
1 h = 60 min
4 h min = 240 min
4 h 1 min
= 240 min + 1 min
= 241 min
(c)
1 h = 60 min
132 min
= 120 min + 12 min
= 2 h 12 min
(d)
1 h = 60 min
2 h = 120 min
140 min
= 120 min + 20 min
= 2 h 20 min
Answer(s): 120, 241, 2, 20