Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3, 0.4)
- 20 cm = _____ m
- 50 m = ______ km
- 3 mℓ = ______ ℓ
- 16 g = ______ kg
(a)
1 = 100 cm
20 cm
= 20 ÷ 100
= 0.2
(b)
1 km = 1000 m
50 m
= 50 ÷ 1000
= 0.05 km
(c)
1 ℓ = 1000 mℓ
3 mℓ
= 3 ÷ 1000
= 0.003 ℓ
(d)
1 kg = 1000 g
16 g
= 16 ÷ 1000
= 0.016 kg
Answer(s): 0.2, 0.05, 0.003, 0.016