Find the following values without a calculator.
Which is smaller?
- 1.6 cm or 0.16 m
- 2.6 ℓ or 260 mℓ
- 79 km or 7900 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
2.6 ℓ = 2.6 x 1000 = 2600 mℓ
2600 mℓ > 260 mℓ
2.6 ℓ > 260 mℓ
(c)
1 km = 1000 m
79 km = 79 x 1000 = 79000 m
79000 m > 7900 m
79 km > 7900 m
Answer(s): (a) 1.6 cm; (b) 260 mℓ; (c) 7900 m