Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7 810 km = ______m
- 7 14 m = ____ cm
- 9 1120 kg = _____ g
- 8 38 ℓ = _____ mℓ
(a)
7
810 km = 7.8 km
1 km = 1000 m
7.8 km = 7.8 x 1000 = 7800 m
(b)
7
14 m = 7.25 m
1 m = 100 cm
7.25 m = 7.25 x 100 = 725 cm
(c)
9
1120 kg = 9.55 kg
1 kg = 1000 g
9.55 kg = 9.55 x 1000 = 9550 g
(d)
8
38 ℓ = 8.375 ℓ
1 ℓ = 1000 mℓ
8.375 ℓ = 8.375 x 1000 = 8375 mℓ
Answer(s): 7800, 725, 9550, 8375