Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 1 45 km = ______m
- 8 12 m = ____ cm
- 9 220 kg = _____ g
- 5 28 ℓ = _____ mℓ
(a)
1
45 km = 1.8 km
1 km = 1000 m
1.8 km = 1.8 x 1000 = 1800 m
(b)
8
12 m = 8.5 m
1 m = 100 cm
8.5 m = 8.5 x 100 = 850 cm
(c)
9
220 kg = 9.1 kg
1 kg = 1000 g
9.1 kg = 9.1 x 1000 = 9100 g
(d)
5
28 ℓ = 5.25 ℓ
1 ℓ = 1000 mℓ
5.25 ℓ = 5.25 x 1000 = 5250 mℓ
Answer(s): 1800, 850, 9100, 5250