Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 1 kg 3 g = _____ g
- 5 km 60 m = _____ m
- 86 ℓ 94 mℓ = _____ mℓ
- 8 m 7 cm = _____ cm
(a)
1 kg = 1000 g
1 kg 3 g
= 1 x 1000 + 3
= 1000 + 3
= 1003 g
(b)
1 km = 1000 m
5 km 60 m
= 5 x 1000 + 60
= 5000 + 60
= 5060 m
(c)
1 ℓ = 1000 mℓ
86 ℓ 94 mℓ
= 86 x 1000 + 94
= 86000 + 94
= 86094 mℓ
(d)
1 m = 100 cm
8 m 7 cm
= 8 x 100 + 7
= 800 + 7
= 807 cm
Answer(s): 1003, 5060, 86094, 807