Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 3 kg 5 g = _____ g
- 8 km 57 m = _____ m
- 13 ℓ 22 mℓ = _____ mℓ
- 4 m 1 cm = _____ cm
(a)
1 kg = 1000 g
3 kg 5 g
= 3 x 1000 + 5
= 3000 + 5
= 3005 g
(b)
1 km = 1000 m
8 km 57 m
= 8 x 1000 + 57
= 8000 + 57
= 8057 m
(c)
1 ℓ = 1000 mℓ
13 ℓ 22 mℓ
= 13 x 1000 + 22
= 13000 + 22
= 13022 mℓ
(d)
1 m = 100 cm
4 m 1 cm
= 4 x 100 + 1
= 400 + 1
= 401 cm
Answer(s): 3005, 8057, 13022, 401