Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7 h = ____ min
- 360 min = _____ h
- 2 h 23 min = ______ min
- 3 min = _____ s
(a)
1 h = 60 min
7 h = 7 x 60 = 420 min
(b)
1 h = 60 min
360 min = 360 ÷ 60 = 6 h
(c)
1 h = 60 min
2 h 23 min
= 2 x 60 + 23
= 143 min
(d)
1 min = 60 s
3 min = 3 x 60 = 180 s
Answer(s): 420, 6, 143, 180