Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 5 kg 7 g = _____ g
- 1 km 62 m = _____ m
- 98 ℓ 27 mℓ = _____ mℓ
- 7 m 2 cm = _____ cm
(a)
1 kg = 1000 g
5 kg 7 g
= 5 x 1000 + 7
= 5000 + 7
= 5007 g
(b)
1 km = 1000 m
1 km 62 m
= 1 x 1000 + 62
= 1000 + 62
= 1062 m
(c)
1 ℓ = 1000 mℓ
98 ℓ 27 mℓ
= 98 x 1000 + 27
= 98000 + 27
= 98027 mℓ
(d)
1 m = 100 cm
7 m 2 cm
= 7 x 100 + 2
= 700 + 2
= 702 cm
Answer(s): 5007, 1062, 98027, 702