Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3, 0.4)
- 39 cm = _____ m
- 35 m = ______ km
- 42 mℓ = ______ ℓ
- 25 g = ______ kg
(a)
1 = 100 cm
39 cm
= 39 ÷ 100
= 0.39
(b)
1 km = 1000 m
35 m
= 35 ÷ 1000
= 0.035 km
(c)
1 ℓ = 1000 mℓ
42 mℓ
= 42 ÷ 1000
= 0.042 ℓ
(d)
1 kg = 1000 g
25 g
= 25 ÷ 1000
= 0.025 kg
Answer(s): 0.39, 0.035, 0.042, 0.025