Find the following values without a calculator.
Which is smaller?
- 1.4 cm or 0.14 m
- 4.6 ℓ or 460 mℓ
- 94 km or 9400 m
(a)
1 m = 100 cm
0.14 m = 0.14 x 100 = 14 cm
1.4 cm < 14 cm
1.4 cm < 0.14 m
(b)
1 ℓ = 1000 mℓ
4.6 ℓ = 4.6 x 1000 = 4600 mℓ
4600 mℓ > 460 mℓ
4.6 ℓ > 460 mℓ
(c)
1 km = 1000 m
94 km = 94 x 1000 = 94000 m
94000 m > 9400 m
94 km > 9400 m
Answer(s): (a) 1.4 cm; (b) 460 mℓ; (c) 9400 m