Find the following values without a calculator.
Which is smaller?
- 3.4 cm or 0.34 m
- 3.4 ℓ or 340 mℓ
- 56 km or 5600 m
(a)
1 m = 100 cm
0.34 m = 0.34 x 100 = 34 cm
3.4 cm < 34 cm
3.4 cm < 0.34 m
(b)
1 ℓ = 1000 mℓ
3.4 ℓ = 3.4 x 1000 = 3400 mℓ
3400 mℓ > 340 mℓ
3.4 ℓ > 340 mℓ
(c)
1 km = 1000 m
56 km = 56 x 1000 = 56000 m
56000 m > 5600 m
56 km > 5600 m
Answer(s): (a) 3.4 cm; (b) 340 mℓ; (c) 5600 m