Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 3 kg 3 g = _____ g
- 1 km 12 m = _____ m
- 98 ℓ 97 mℓ = _____ mℓ
- 2 m 1 cm = _____ cm
(a)
1 kg = 1000 g
3 kg 3 g
= 3 x 1000 + 3
= 3000 + 3
= 3003 g
(b)
1 km = 1000 m
1 km 12 m
= 1 x 1000 + 12
= 1000 + 12
= 1012 m
(c)
1 ℓ = 1000 mℓ
98 ℓ 97 mℓ
= 98 x 1000 + 97
= 98000 + 97
= 98097 mℓ
(d)
1 m = 100 cm
2 m 1 cm
= 2 x 100 + 1
= 200 + 1
= 201 cm
Answer(s): 3003, 1012, 98097, 201