Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 2 15 km = ______m
- 3 14 m = ____ cm
- 2 210 kg = _____ g
- 7 28 ℓ = _____ mℓ
(a)
2
15 km = 2.2 km
1 km = 1000 m
2.2 km = 2.2 x 1000 = 2200 m
(b)
3
14 m = 3.25 m
1 m = 100 cm
3.25 m = 3.25 x 100 = 325 cm
(c)
2
210 kg = 2.2 kg
1 kg = 1000 g
2.2 kg = 2.2 x 1000 = 2200 g
(d)
7
28 ℓ = 7.25 ℓ
1 ℓ = 1000 mℓ
7.25 ℓ = 7.25 x 1000 = 7250 mℓ
Answer(s): 2200, 325, 2200, 7250