Find the following values without a calculator.
Which is smaller?
- 1.1 cm or 0.11 m
- 1.4 ℓ or 140 mℓ
- 60 km or 6000 m
(a)
1 m = 100 cm
0.11 m = 0.11 x 100 = 11 cm
1.1 cm < 11 cm
1.1 cm < 0.11 m
(b)
1 ℓ = 1000 mℓ
1.4 ℓ = 1.4 x 1000 = 1400 mℓ
1400 mℓ > 140 mℓ
1.4 ℓ > 140 mℓ
(c)
1 km = 1000 m
60 km = 60 x 1000 = 60000 m
60000 m > 6000 m
60 km > 6000 m
Answer(s): (a) 1.1 cm; (b) 140 mℓ; (c) 6000 m