Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 1 510 km = ______m
- 7 14 m = ____ cm
- 4 1720 kg = _____ g
- 5 68 ℓ = _____ mℓ
(a)
1
510 km = 1.5 km
1 km = 1000 m
1.5 km = 1.5 x 1000 = 1500 m
(b)
7
14 m = 7.25 m
1 m = 100 cm
7.25 m = 7.25 x 100 = 725 cm
(c)
4
1720 kg = 4.85 kg
1 kg = 1000 g
4.85 kg = 4.85 x 1000 = 4850 g
(d)
5
68 ℓ = 5.75 ℓ
1 ℓ = 1000 mℓ
5.75 ℓ = 5.75 x 1000 = 5750 mℓ
Answer(s): 1500, 725, 4850, 5750