Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3, 0.4)
- 40 cm = _____ m
- 2 m = ______ km
- 31 mℓ = ______ ℓ
- 40 g = ______ kg
(a)
1 = 100 cm
40 cm
= 40 ÷ 100
= 0.4
(b)
1 km = 1000 m
2 m
= 2 ÷ 1000
= 0.002 km
(c)
1 ℓ = 1000 mℓ
31 mℓ
= 31 ÷ 1000
= 0.031 ℓ
(d)
1 kg = 1000 g
40 g
= 40 ÷ 1000
= 0.04 kg
Answer(s): 0.4, 0.002, 0.031, 0.04