Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 8 kg 7 g = _____ g
- 9 km 69 m = _____ m
- 22 ℓ 16 mℓ = _____ mℓ
- 1 m 9 cm = _____ cm
(a)
1 kg = 1000 g
8 kg 7 g
= 8 x 1000 + 7
= 8000 + 7
= 8007 g
(b)
1 km = 1000 m
9 km 69 m
= 9 x 1000 + 69
= 9000 + 69
= 9069 m
(c)
1 ℓ = 1000 mℓ
22 ℓ 16 mℓ
= 22 x 1000 + 16
= 22000 + 16
= 22016 mℓ
(d)
1 m = 100 cm
1 m 9 cm
= 1 x 100 + 9
= 100 + 9
= 109 cm
Answer(s): 8007, 9069, 22016, 109