Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 1 kg 6 g = _____ g
- 4 km 50 m = _____ m
- 99 ℓ 48 mℓ = _____ mℓ
- 5 m 7 cm = _____ cm
(a)
1 kg = 1000 g
1 kg 6 g
= 1 x 1000 + 6
= 1000 + 6
= 1006 g
(b)
1 km = 1000 m
4 km 50 m
= 4 x 1000 + 50
= 4000 + 50
= 4050 m
(c)
1 ℓ = 1000 mℓ
99 ℓ 48 mℓ
= 99 x 1000 + 48
= 99000 + 48
= 99048 mℓ
(d)
1 m = 100 cm
5 m 7 cm
= 5 x 100 + 7
= 500 + 7
= 507 cm
Answer(s): 1006, 4050, 99048, 507