Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 9 kg 2 g = _____ g
- 1 km 45 m = _____ m
- 47 ℓ 10 mℓ = _____ mℓ
- 6 m 7 cm = _____ cm
(a)
1 kg = 1000 g
9 kg 2 g
= 9 x 1000 + 2
= 9000 + 2
= 9002 g
(b)
1 km = 1000 m
1 km 45 m
= 1 x 1000 + 45
= 1000 + 45
= 1045 m
(c)
1 ℓ = 1000 mℓ
47 ℓ 10 mℓ
= 47 x 1000 + 10
= 47000 + 10
= 47010 mℓ
(d)
1 m = 100 cm
6 m 7 cm
= 6 x 100 + 7
= 600 + 7
= 607 cm
Answer(s): 9002, 1045, 47010, 607