Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 6 kg 3 g = _____ g
- 2 km 29 m = _____ m
- 90 ℓ 72 mℓ = _____ mℓ
- 4 m 7 cm = _____ cm
(a)
1 kg = 1000 g
6 kg 3 g
= 6 x 1000 + 3
= 6000 + 3
= 6003 g
(b)
1 km = 1000 m
2 km 29 m
= 2 x 1000 + 29
= 2000 + 29
= 2029 m
(c)
1 ℓ = 1000 mℓ
90 ℓ 72 mℓ
= 90 x 1000 + 72
= 90000 + 72
= 90072 mℓ
(d)
1 m = 100 cm
4 m 7 cm
= 4 x 100 + 7
= 400 + 7
= 407 cm
Answer(s): 6003, 2029, 90072, 407