Find the following values without a calculator.
Which is larger?
- 3.6 cm or 0.36 m
- 2.1 ℓ or 210 mℓ
- 88 km or 8800 m
(a)
1 m = 100 cm
0.36 m = 0.36 x 100 = 36 cm
3.6 cm < 36 cm
3.6 cm < 0.36 m
(b)
1 ℓ = 1000 mℓ
2.1 ℓ = 2.1 x 1000 = 2100 mℓ
2100 mℓ > 210 mℓ
2.1 ℓ > 210 mℓ
(c)
1 km = 1000 m
88 km = 88 x 1000 = 88000 m
88000 m > 8800 m
88 km > 8800 m
Answer(s): (a) 0.36 m; (b) 2.1 ℓ; (c) 88 km