Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 3 14 h = _____ min
- 5 720 m = _____ m (Give the answer in decimal.)
- 9 14 km = _____ m
- 4 45 kg = _____ g
(a)
1 h = 60 min
14 h =
14 x 60 = 15 min
3
14 h = 180 + 15 = 195 min
(b)
720 m =
35100 m = 0.35 m
5 m + 0.35 m = 5.35 m
(c)
1 km = 1000 m
9 km = 9000 m
14 km =
14 x 1000 = 250 m
9
14 km
= 9000 + 250
= 9250 m
(d)
1 kg = 1000 g
4 kg = 4000 g
45 kg =
45 x 1000 = 800 g
4
45 kg
= 4000 + 800
= 4800 g
Answer(s): 195, 5.35, 9250, 4800