Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 9 kg 9 g = _____ g
- 7 km 48 m = _____ m
- 87 ℓ 74 mℓ = _____ mℓ
- 4 m 3 cm = _____ cm
(a)
1 kg = 1000 g
9 kg 9 g
= 9 x 1000 + 9
= 9000 + 9
= 9009 g
(b)
1 km = 1000 m
7 km 48 m
= 7 x 1000 + 48
= 7000 + 48
= 7048 m
(c)
1 ℓ = 1000 mℓ
87 ℓ 74 mℓ
= 87 x 1000 + 74
= 87000 + 74
= 87074 mℓ
(d)
1 m = 100 cm
4 m 3 cm
= 4 x 100 + 3
= 400 + 3
= 403 cm
Answer(s): 9009, 7048, 87074, 403