Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 9 810 km = ______m
- 7 24 m = ____ cm
- 9 420 kg = _____ g
- 9 68 ℓ = _____ mℓ
(a)
9
810 km = 9.8 km
1 km = 1000 m
9.8 km = 9.8 x 1000 = 9800 m
(b)
7
24 m = 7.5 m
1 m = 100 cm
7.5 m = 7.5 x 100 = 750 cm
(c)
9
420 kg = 9.2 kg
1 kg = 1000 g
9.2 kg = 9.2 x 1000 = 9200 g
(d)
9
68 ℓ = 9.75 ℓ
1 ℓ = 1000 mℓ
9.75 ℓ = 9.75 x 1000 = 9750 mℓ
Answer(s): 9800, 750, 9200, 9750