Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 4 kg 1 g = _____ g
- 3 km 28 m = _____ m
- 97 ℓ 75 mℓ = _____ mℓ
- 3 m 7 cm = _____ cm
(a)
1 kg = 1000 g
4 kg 1 g
= 4 x 1000 + 1
= 4000 + 1
= 4001 g
(b)
1 km = 1000 m
3 km 28 m
= 3 x 1000 + 28
= 3000 + 28
= 3028 m
(c)
1 ℓ = 1000 mℓ
97 ℓ 75 mℓ
= 97 x 1000 + 75
= 97000 + 75
= 97075 mℓ
(d)
1 m = 100 cm
3 m 7 cm
= 3 x 100 + 7
= 300 + 7
= 307 cm
Answer(s): 4001, 3028, 97075, 307