Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3, 0.4)
- 49 cm = _____ m
- 25 m = ______ km
- 10 mℓ = ______ ℓ
- 48 g = ______ kg
(a)
1 = 100 cm
49 cm
= 49 ÷ 100
= 0.49
(b)
1 km = 1000 m
25 m
= 25 ÷ 1000
= 0.025 km
(c)
1 ℓ = 1000 mℓ
10 mℓ
= 10 ÷ 1000
= 0.01 ℓ
(d)
1 kg = 1000 g
48 g
= 48 ÷ 1000
= 0.048 kg
Answer(s): 0.49, 0.025, 0.01, 0.048