Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 1 kg 3 g = _____ g
- 6 km 19 m = _____ m
- 70 ℓ 69 mℓ = _____ mℓ
- 2 m 5 cm = _____ cm
(a)
1 kg = 1000 g
1 kg 3 g
= 1 x 1000 + 3
= 1000 + 3
= 1003 g
(b)
1 km = 1000 m
6 km 19 m
= 6 x 1000 + 19
= 6000 + 19
= 6019 m
(c)
1 ℓ = 1000 mℓ
70 ℓ 69 mℓ
= 70 x 1000 + 69
= 70000 + 69
= 70069 mℓ
(d)
1 m = 100 cm
2 m 5 cm
= 2 x 100 + 5
= 200 + 5
= 205 cm
Answer(s): 1003, 6019, 70069, 205