Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7 kg 2 g = _____ g
- 1 km 73 m = _____ m
- 92 ℓ 58 mℓ = _____ mℓ
- 7 m 7 cm = _____ cm
(a)
1 kg = 1000 g
7 kg 2 g
= 7 x 1000 + 2
= 7000 + 2
= 7002 g
(b)
1 km = 1000 m
1 km 73 m
= 1 x 1000 + 73
= 1000 + 73
= 1073 m
(c)
1 ℓ = 1000 mℓ
92 ℓ 58 mℓ
= 92 x 1000 + 58
= 92000 + 58
= 92058 mℓ
(d)
1 m = 100 cm
7 m 7 cm
= 7 x 100 + 7
= 700 + 7
= 707 cm
Answer(s): 7002, 1073, 92058, 707