Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3, 0.4)
- 38 cm = _____ m
- 31 m = ______ km
- 47 mℓ = ______ ℓ
- 17 g = ______ kg
(a)
1 = 100 cm
38 cm
= 38 ÷ 100
= 0.38
(b)
1 km = 1000 m
31 m
= 31 ÷ 1000
= 0.031 km
(c)
1 ℓ = 1000 mℓ
47 mℓ
= 47 ÷ 1000
= 0.047 ℓ
(d)
1 kg = 1000 g
17 g
= 17 ÷ 1000
= 0.017 kg
Answer(s): 0.38, 0.031, 0.047, 0.017