Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 9 kg 1 g = _____ g
- 6 km 57 m = _____ m
- 86 ℓ 92 mℓ = _____ mℓ
- 9 m 2 cm = _____ cm
(a)
1 kg = 1000 g
9 kg 1 g
= 9 x 1000 + 1
= 9000 + 1
= 9001 g
(b)
1 km = 1000 m
6 km 57 m
= 6 x 1000 + 57
= 6000 + 57
= 6057 m
(c)
1 ℓ = 1000 mℓ
86 ℓ 92 mℓ
= 86 x 1000 + 92
= 86000 + 92
= 86092 mℓ
(d)
1 m = 100 cm
9 m 2 cm
= 9 x 100 + 2
= 900 + 2
= 902 cm
Answer(s): 9001, 6057, 86092, 902