Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 1 kg 2 g = _____ g
- 1 km 81 m = _____ m
- 88 ℓ 94 mℓ = _____ mℓ
- 9 m 6 cm = _____ cm
(a)
1 kg = 1000 g
1 kg 2 g
= 1 x 1000 + 2
= 1000 + 2
= 1002 g
(b)
1 km = 1000 m
1 km 81 m
= 1 x 1000 + 81
= 1000 + 81
= 1081 m
(c)
1 ℓ = 1000 mℓ
88 ℓ 94 mℓ
= 88 x 1000 + 94
= 88000 + 94
= 88094 mℓ
(d)
1 m = 100 cm
9 m 6 cm
= 9 x 100 + 6
= 900 + 6
= 906 cm
Answer(s): 1002, 1081, 88094, 906