Find the following values without a calculator.
Which is larger?
- 1.3 cm or 0.13 m
- 4.1 ℓ or 410 mℓ
- 50 km or 5000 m
(a)
1 m = 100 cm
0.13 m = 0.13 x 100 = 13 cm
1.3 cm < 13 cm
1.3 cm < 0.13 m
(b)
1 ℓ = 1000 mℓ
4.1 ℓ = 4.1 x 1000 = 4100 mℓ
4100 mℓ > 410 mℓ
4.1 ℓ > 410 mℓ
(c)
1 km = 1000 m
50 km = 50 x 1000 = 50000 m
50000 m > 5000 m
50 km > 5000 m
Answer(s): (a) 0.13 m; (b) 4.1 ℓ; (c) 50 km