Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 2.83 km = ______ m
- _____ m = 8875 cm
- _____ km = 4411 cm
- 5.745 ℓ = _____ cm3
(a)
1 km = 1000 m
2.83 km
= 2.83 x 1000
= 2830 m
(b)
1 m = 100 cm
8875 cm
= 8875 ÷ 100
= 88.75 m
(c)
1 km = 1000 m x 100 cm = 100000 cm
4411 cm
= 4411 ÷ 100000
= 0.04411 km
(d)
1 ℓ = 1000 cm
3 5.745 ℓ
= 5.745 x 1000
= 5745 cm
3 Answer(s): 2830, 88.75, 0.04411, 5745