Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 6 410 km = ______m
- 7 14 m = ____ cm
- 7 420 kg = _____ g
- 7 78 ℓ = _____ mℓ
(a)
6
410 km = 6.4 km
1 km = 1000 m
6.4 km = 6.4 x 1000 = 6400 m
(b)
7
14 m = 7.25 m
1 m = 100 cm
7.25 m = 7.25 x 100 = 725 cm
(c)
7
420 kg = 7.2 kg
1 kg = 1000 g
7.2 kg = 7.2 x 1000 = 7200 g
(d)
7
78 ℓ = 7.875 ℓ
1 ℓ = 1000 mℓ
7.875 ℓ = 7.875 x 1000 = 7875 mℓ
Answer(s): 6400, 725, 7200, 7875