Find the following values without a calculator.
Which is larger?
- 1.1 cm or 0.11 m
- 4.9 ℓ or 490 mℓ
- 76 km or 7600 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
4.9 ℓ = 4.9 x 1000 = 4900 mℓ
4900 mℓ > 490 mℓ
4.9 ℓ > 490 mℓ
(c)
1 km = 1000 m
76 km = 76 x 1000 = 76000 m
76000 m > 7600 m
76 km > 7600 m
Answer(s): (a) 0.11 m; (b) 4.9 ℓ; (c) 76 km