Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 2 kg 1 g = _____ g
- 2 km 84 m = _____ m
- 45 ℓ 95 mℓ = _____ mℓ
- 8 m 4 cm = _____ cm
(a)
1 kg = 1000 g
2 kg 1 g
= 2 x 1000 + 1
= 2000 + 1
= 2001 g
(b)
1 km = 1000 m
2 km 84 m
= 2 x 1000 + 84
= 2000 + 84
= 2084 m
(c)
1 ℓ = 1000 mℓ
45 ℓ 95 mℓ
= 45 x 1000 + 95
= 45000 + 95
= 45095 mℓ
(d)
1 m = 100 cm
8 m 4 cm
= 8 x 100 + 4
= 800 + 4
= 804 cm
Answer(s): 2001, 2084, 45095, 804