Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 3 kg 4 g = _____ g
- 7 km 27 m = _____ m
- 91 ℓ 91 mℓ = _____ mℓ
- 2 m 8 cm = _____ cm
(a)
1 kg = 1000 g
3 kg 4 g
= 3 x 1000 + 4
= 3000 + 4
= 3004 g
(b)
1 km = 1000 m
7 km 27 m
= 7 x 1000 + 27
= 7000 + 27
= 7027 m
(c)
1 ℓ = 1000 mℓ
91 ℓ 91 mℓ
= 91 x 1000 + 91
= 91000 + 91
= 91091 mℓ
(d)
1 m = 100 cm
2 m 8 cm
= 2 x 100 + 8
= 200 + 8
= 208 cm
Answer(s): 3004, 7027, 91091, 208