Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3, 0.4)
- 5 cm = _____ m
- 10 m = ______ km
- 18 mℓ = ______ ℓ
- 31 g = ______ kg
(a)
1 = 100 cm
5 cm
= 5 ÷ 100
= 0.05
(b)
1 km = 1000 m
10 m
= 10 ÷ 1000
= 0.01 km
(c)
1 ℓ = 1000 mℓ
18 mℓ
= 18 ÷ 1000
= 0.018 ℓ
(d)
1 kg = 1000 g
31 g
= 31 ÷ 1000
= 0.031 kg
Answer(s): 0.05, 0.01, 0.018, 0.031