Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 1.75 km = ______ m
- _____ m = 2172 cm
- _____ km = 8201 cm
- 4.739 ℓ = _____ cm3
(a)
1 km = 1000 m
1.75 km
= 1.75 x 1000
= 1750 m
(b)
1 m = 100 cm
2172 cm
= 2172 ÷ 100
= 21.72 m
(c)
1 km = 1000 m x 100 cm = 100000 cm
8201 cm
= 8201 ÷ 100000
= 0.08201 km
(d)
1 ℓ = 1000 cm
3 4.739 ℓ
= 4.739 x 1000
= 4739 cm
3 Answer(s): 1750, 21.72, 0.08201, 4739