Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 4.97 km = ______ m
- _____ m = 4862 cm
- _____ km = 4921 cm
- 7.355 ℓ = _____ cm3
(a)
1 km = 1000 m
4.97 km
= 4.97 x 1000
= 4970 m
(b)
1 m = 100 cm
4862 cm
= 4862 ÷ 100
= 48.62 m
(c)
1 km = 1000 m x 100 cm = 100000 cm
4921 cm
= 4921 ÷ 100000
= 0.04921 km
(d)
1 ℓ = 1000 cm
3 7.355 ℓ
= 7.355 x 1000
= 7355 cm
3 Answer(s): 4970, 48.62, 0.04921, 7355