Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7 kg 9 g = _____ g
- 4 km 24 m = _____ m
- 82 ℓ 82 mℓ = _____ mℓ
- 5 m 1 cm = _____ cm
(a)
1 kg = 1000 g
7 kg 9 g
= 7 x 1000 + 9
= 7000 + 9
= 7009 g
(b)
1 km = 1000 m
4 km 24 m
= 4 x 1000 + 24
= 4000 + 24
= 4024 m
(c)
1 ℓ = 1000 mℓ
82 ℓ 82 mℓ
= 82 x 1000 + 82
= 82000 + 82
= 82082 mℓ
(d)
1 m = 100 cm
5 m 1 cm
= 5 x 100 + 1
= 500 + 1
= 501 cm
Answer(s): 7009, 4024, 82082, 501