Find the following values without a calculator.
Which is larger?
- 1.4 cm or 0.14 m
- 3.6 ℓ or 360 mℓ
- 84 km or 8400 m
(a)
1 m = 100 cm
0.14 m = 0.14 x 100 = 14 cm
1.4 cm < 14 cm
1.4 cm < 0.14 m
(b)
1 ℓ = 1000 mℓ
3.6 ℓ = 3.6 x 1000 = 3600 mℓ
3600 mℓ > 360 mℓ
3.6 ℓ > 360 mℓ
(c)
1 km = 1000 m
84 km = 84 x 1000 = 84000 m
84000 m > 8400 m
84 km > 8400 m
Answer(s): (a) 0.14 m; (b) 3.6 ℓ; (c) 84 km