Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 1.78 km = ______ m
- _____ m = 4623 cm
- _____ km = 2600 cm
- 8.124 ℓ = _____ cm3
(a)
1 km = 1000 m
1.78 km
= 1.78 x 1000
= 1780 m
(b)
1 m = 100 cm
4623 cm
= 4623 ÷ 100
= 46.23 m
(c)
1 km = 1000 m x 100 cm = 100000 cm
2600 cm
= 2600 ÷ 100000
= 0.026 km
(d)
1 ℓ = 1000 cm
3 8.124 ℓ
= 8.124 x 1000
= 8124 cm
3 Answer(s): 1780, 46.23, 0.026, 8124