Find the following values without a calculator.
Which is larger?
- 1.6 cm or 0.16 m
- 1.7 ℓ or 170 mℓ
- 68 km or 6800 m
(a)
1 m = 100 cm
0.16 m = 0.16 x 100 = 16 cm
1.6 cm < 16 cm
1.6 cm < 0.16 m
(b)
1 ℓ = 1000 mℓ
1.7 ℓ = 1.7 x 1000 = 1700 mℓ
1700 mℓ > 170 mℓ
1.7 ℓ > 170 mℓ
(c)
1 km = 1000 m
68 km = 68 x 1000 = 68000 m
68000 m > 6800 m
68 km > 6800 m
Answer(s): (a) 0.16 m; (b) 1.7 ℓ; (c) 68 km