Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 4 kg 8 g = _____ g
- 4 km 90 m = _____ m
- 59 ℓ 49 mℓ = _____ mℓ
- 4 m 4 cm = _____ cm
(a)
1 kg = 1000 g
4 kg 8 g
= 4 x 1000 + 8
= 4000 + 8
= 4008 g
(b)
1 km = 1000 m
4 km 90 m
= 4 x 1000 + 90
= 4000 + 90
= 4090 m
(c)
1 ℓ = 1000 mℓ
59 ℓ 49 mℓ
= 59 x 1000 + 49
= 59000 + 49
= 59049 mℓ
(d)
1 m = 100 cm
4 m 4 cm
= 4 x 100 + 4
= 400 + 4
= 404 cm
Answer(s): 4008, 4090, 59049, 404