Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3, 0.4)
- 46 cm = _____ m
- 42 m = ______ km
- 22 mℓ = ______ ℓ
- 7 g = ______ kg
(a)
1 = 100 cm
46 cm
= 46 ÷ 100
= 0.46
(b)
1 km = 1000 m
42 m
= 42 ÷ 1000
= 0.042 km
(c)
1 ℓ = 1000 mℓ
22 mℓ
= 22 ÷ 1000
= 0.022 ℓ
(d)
1 kg = 1000 g
7 g
= 7 ÷ 1000
= 0.007 kg
Answer(s): 0.46, 0.042, 0.022, 0.007