Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 2 kg 3 g = _____ g
- 5 km 24 m = _____ m
- 73 ℓ 35 mℓ = _____ mℓ
- 7 m 9 cm = _____ cm
(a)
1 kg = 1000 g
2 kg 3 g
= 2 x 1000 + 3
= 2000 + 3
= 2003 g
(b)
1 km = 1000 m
5 km 24 m
= 5 x 1000 + 24
= 5000 + 24
= 5024 m
(c)
1 ℓ = 1000 mℓ
73 ℓ 35 mℓ
= 73 x 1000 + 35
= 73000 + 35
= 73035 mℓ
(d)
1 m = 100 cm
7 m 9 cm
= 7 x 100 + 9
= 700 + 9
= 709 cm
Answer(s): 2003, 5024, 73035, 709