Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 3 kg 8 g = _____ g
- 7 km 91 m = _____ m
- 73 ℓ 55 mℓ = _____ mℓ
- 5 m 1 cm = _____ cm
(a)
1 kg = 1000 g
3 kg 8 g
= 3 x 1000 + 8
= 3000 + 8
= 3008 g
(b)
1 km = 1000 m
7 km 91 m
= 7 x 1000 + 91
= 7000 + 91
= 7091 m
(c)
1 ℓ = 1000 mℓ
73 ℓ 55 mℓ
= 73 x 1000 + 55
= 73000 + 55
= 73055 mℓ
(d)
1 m = 100 cm
5 m 1 cm
= 5 x 100 + 1
= 500 + 1
= 501 cm
Answer(s): 3008, 7091, 73055, 501