Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 9 kg 1 g = _____ g
- 8 km 93 m = _____ m
- 30 ℓ 71 mℓ = _____ mℓ
- 9 m 3 cm = _____ cm
(a)
1 kg = 1000 g
9 kg 1 g
= 9 x 1000 + 1
= 9000 + 1
= 9001 g
(b)
1 km = 1000 m
8 km 93 m
= 8 x 1000 + 93
= 8000 + 93
= 8093 m
(c)
1 ℓ = 1000 mℓ
30 ℓ 71 mℓ
= 30 x 1000 + 71
= 30000 + 71
= 30071 mℓ
(d)
1 m = 100 cm
9 m 3 cm
= 9 x 100 + 3
= 900 + 3
= 903 cm
Answer(s): 9001, 8093, 30071, 903