Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 3 14 h = _____ min
- 6 220 m = _____ m (Give the answer in decimal.)
- 9 15 km = _____ m
- 3 18 kg = _____ g
(a)
1 h = 60 min
14 h =
14 x 60 = 15 min
3
14 h = 180 + 15 = 195 min
(b)
220 m =
10100 m = 0.1 m
6 m + 0.1 m = 6.1 m
(c)
1 km = 1000 m
9 km = 9000 m
15 km =
15 x 1000 = 200 m
9
15 km
= 9000 + 200
= 9200 m
(d)
1 kg = 1000 g
3 kg = 3000 g
18 kg =
18 x 1000 = 125 g
3
18 kg
= 3000 + 125
= 3125 g
Answer(s): 195, 6.1, 9200, 3125