Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 2.16 km = ______ m
- _____ m = 7875 cm
- _____ km = 1340 cm
- 4.991 ℓ = _____ cm3
(a)
1 km = 1000 m
2.16 km
= 2.16 x 1000
= 2160 m
(b)
1 m = 100 cm
7875 cm
= 7875 ÷ 100
= 78.75 m
(c)
1 km = 1000 m x 100 cm = 100000 cm
1340 cm
= 1340 ÷ 100000
= 0.0134 km
(d)
1 ℓ = 1000 cm
3 4.991 ℓ
= 4.991 x 1000
= 4991 cm
3 Answer(s): 2160, 78.75, 0.0134, 4991