Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 1 kg 9 g = _____ g
- 8 km 41 m = _____ m
- 84 ℓ 44 mℓ = _____ mℓ
- 7 m 1 cm = _____ cm
(a)
1 kg = 1000 g
1 kg 9 g
= 1 x 1000 + 9
= 1000 + 9
= 1009 g
(b)
1 km = 1000 m
8 km 41 m
= 8 x 1000 + 41
= 8000 + 41
= 8041 m
(c)
1 ℓ = 1000 mℓ
84 ℓ 44 mℓ
= 84 x 1000 + 44
= 84000 + 44
= 84044 mℓ
(d)
1 m = 100 cm
7 m 1 cm
= 7 x 100 + 1
= 700 + 1
= 701 cm
Answer(s): 1009, 8041, 84044, 701