Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 3 kg 5 g = _____ g
- 4 km 35 m = _____ m
- 57 ℓ 25 mℓ = _____ mℓ
- 9 m 4 cm = _____ cm
(a)
1 kg = 1000 g
3 kg 5 g
= 3 x 1000 + 5
= 3000 + 5
= 3005 g
(b)
1 km = 1000 m
4 km 35 m
= 4 x 1000 + 35
= 4000 + 35
= 4035 m
(c)
1 ℓ = 1000 mℓ
57 ℓ 25 mℓ
= 57 x 1000 + 25
= 57000 + 25
= 57025 mℓ
(d)
1 m = 100 cm
9 m 4 cm
= 9 x 100 + 4
= 900 + 4
= 904 cm
Answer(s): 3005, 4035, 57025, 904