Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 2 kg 4 g = _____ g
- 4 km 61 m = _____ m
- 27 ℓ 39 mℓ = _____ mℓ
- 2 m 2 cm = _____ cm
(a)
1 kg = 1000 g
2 kg 4 g
= 2 x 1000 + 4
= 2000 + 4
= 2004 g
(b)
1 km = 1000 m
4 km 61 m
= 4 x 1000 + 61
= 4000 + 61
= 4061 m
(c)
1 ℓ = 1000 mℓ
27 ℓ 39 mℓ
= 27 x 1000 + 39
= 27000 + 39
= 27039 mℓ
(d)
1 m = 100 cm
2 m 2 cm
= 2 x 100 + 2
= 200 + 2
= 202 cm
Answer(s): 2004, 4061, 27039, 202