Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 1.29 km = ______ m
- _____ m = 6397 cm
- _____ km = 1225 cm
- 8.616 ℓ = _____ cm3
(a)
1 km = 1000 m
1.29 km
= 1.29 x 1000
= 1290 m
(b)
1 m = 100 cm
6397 cm
= 6397 ÷ 100
= 63.97 m
(c)
1 km = 1000 m x 100 cm = 100000 cm
1225 cm
= 1225 ÷ 100000
= 0.01225 km
(d)
1 ℓ = 1000 cm
3 8.616 ℓ
= 8.616 x 1000
= 8616 cm
3 Answer(s): 1290, 63.97, 0.01225, 8616