Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 3.96 km = ______ m
- _____ m = 1991 cm
- _____ km = 9203 cm
- 3.199 ℓ = _____ cm3
(a)
1 km = 1000 m
3.96 km
= 3.96 x 1000
= 3960 m
(b)
1 m = 100 cm
1991 cm
= 1991 ÷ 100
= 19.91 m
(c)
1 km = 1000 m x 100 cm = 100000 cm
9203 cm
= 9203 ÷ 100000
= 0.09203 km
(d)
1 ℓ = 1000 cm
3 3.199 ℓ
= 3.199 x 1000
= 3199 cm
3 Answer(s): 3960, 19.91, 0.09203, 3199