Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 1 kg 9 g = _____ g
- 8 km 10 m = _____ m
- 41 ℓ 93 mℓ = _____ mℓ
- 1 m 5 cm = _____ cm
(a)
1 kg = 1000 g
1 kg 9 g
= 1 x 1000 + 9
= 1000 + 9
= 1009 g
(b)
1 km = 1000 m
8 km 10 m
= 8 x 1000 + 10
= 8000 + 10
= 8010 m
(c)
1 ℓ = 1000 mℓ
41 ℓ 93 mℓ
= 41 x 1000 + 93
= 41000 + 93
= 41093 mℓ
(d)
1 m = 100 cm
1 m 5 cm
= 1 x 100 + 5
= 100 + 5
= 105 cm
Answer(s): 1009, 8010, 41093, 105