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