Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 2 kg 4 g = _____ g
- 9 km 98 m = _____ m
- 82 ℓ 28 mℓ = _____ mℓ
- 9 m 8 cm = _____ cm
(a)
1 kg = 1000 g
2 kg 4 g
= 2 x 1000 + 4
= 2000 + 4
= 2004 g
(b)
1 km = 1000 m
9 km 98 m
= 9 x 1000 + 98
= 9000 + 98
= 9098 m
(c)
1 ℓ = 1000 mℓ
82 ℓ 28 mℓ
= 82 x 1000 + 28
= 82000 + 28
= 82028 mℓ
(d)
1 m = 100 cm
9 m 8 cm
= 9 x 100 + 8
= 900 + 8
= 908 cm
Answer(s): 2004, 9098, 82028, 908