Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7 kg 3 g = _____ g
- 7 km 32 m = _____ m
- 79 ℓ 55 mℓ = _____ mℓ
- 1 m 1 cm = _____ cm
(a)
1 kg = 1000 g
7 kg 3 g
= 7 x 1000 + 3
= 7000 + 3
= 7003 g
(b)
1 km = 1000 m
7 km 32 m
= 7 x 1000 + 32
= 7000 + 32
= 7032 m
(c)
1 ℓ = 1000 mℓ
79 ℓ 55 mℓ
= 79 x 1000 + 55
= 79000 + 55
= 79055 mℓ
(d)
1 m = 100 cm
1 m 1 cm
= 1 x 100 + 1
= 100 + 1
= 101 cm
Answer(s): 7003, 7032, 79055, 101