Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 9 kg 8 g = _____ g
- 7 km 51 m = _____ m
- 89 ℓ 72 mℓ = _____ mℓ
- 3 m 2 cm = _____ cm
(a)
1 kg = 1000 g
9 kg 8 g
= 9 x 1000 + 8
= 9000 + 8
= 9008 g
(b)
1 km = 1000 m
7 km 51 m
= 7 x 1000 + 51
= 7000 + 51
= 7051 m
(c)
1 ℓ = 1000 mℓ
89 ℓ 72 mℓ
= 89 x 1000 + 72
= 89000 + 72
= 89072 mℓ
(d)
1 m = 100 cm
3 m 2 cm
= 3 x 100 + 2
= 300 + 2
= 302 cm
Answer(s): 9008, 7051, 89072, 302