Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3, 0.4)
- 15 cm = _____ m
- 15 m = ______ km
- 32 mℓ = ______ ℓ
- 25 g = ______ kg
(a)
1 = 100 cm
15 cm
= 15 ÷ 100
= 0.15
(b)
1 km = 1000 m
15 m
= 15 ÷ 1000
= 0.015 km
(c)
1 ℓ = 1000 mℓ
32 mℓ
= 32 ÷ 1000
= 0.032 ℓ
(d)
1 kg = 1000 g
25 g
= 25 ÷ 1000
= 0.025 kg
Answer(s): 0.15, 0.015, 0.032, 0.025