Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 2 14 h = _____ min
- 2 34 m = _____ m (Give the answer in decimal.)
- 8 12 km = _____ m
- 9 14 kg = _____ g
(a)
1 h = 60 min
14 h =
14 x 60 = 15 min
2
14 h = 120 + 15 = 135 min
(b)
34 m =
75100 m = 0.75 m
2 m + 0.75 m = 2.75 m
(c)
1 km = 1000 m
8 km = 8000 m
12 km =
12 x 1000 = 500 m
8
12 km
= 8000 + 500
= 8500 m
(d)
1 kg = 1000 g
9 kg = 9000 g
14 kg =
14 x 1000 = 250 g
9
14 kg
= 9000 + 250
= 9250 g
Answer(s): 135, 2.75, 8500, 9250