Find the following values without a calculator.
Which is smaller?
- 1.7 cm or 0.17 m
- 1.6 ℓ or 160 mℓ
- 54 km or 5400 m
(a)
1 m = 100 cm
0.17 m = 0.17 x 100 = 17 cm
1.7 cm < 17 cm
1.7 cm < 0.17 m
(b)
1 ℓ = 1000 mℓ
1.6 ℓ = 1.6 x 1000 = 1600 mℓ
1600 mℓ > 160 mℓ
1.6 ℓ > 160 mℓ
(c)
1 km = 1000 m
54 km = 54 x 1000 = 54000 m
54000 m > 5400 m
54 km > 5400 m
Answer(s): (a) 1.7 cm; (b) 160 mℓ; (c) 5400 m