Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7 h = ____ min
- 480 min = _____ h
- 8 h 52 min = ______ min
- 6 min = _____ s
(a)
1 h = 60 min
7 h = 7 x 60 = 420 min
(b)
1 h = 60 min
480 min = 480 ÷ 60 = 8 h
(c)
1 h = 60 min
8 h 52 min
= 8 x 60 + 52
= 532 min
(d)
1 min = 60 s
6 min = 6 x 60 = 360 s
Answer(s): 420, 8, 532, 360