Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 4 kg 1 g = _____ g
- 9 km 70 m = _____ m
- 36 ℓ 32 mℓ = _____ mℓ
- 5 m 8 cm = _____ cm
(a)
1 kg = 1000 g
4 kg 1 g
= 4 x 1000 + 1
= 4000 + 1
= 4001 g
(b)
1 km = 1000 m
9 km 70 m
= 9 x 1000 + 70
= 9000 + 70
= 9070 m
(c)
1 ℓ = 1000 mℓ
36 ℓ 32 mℓ
= 36 x 1000 + 32
= 36000 + 32
= 36032 mℓ
(d)
1 m = 100 cm
5 m 8 cm
= 5 x 100 + 8
= 500 + 8
= 508 cm
Answer(s): 4001, 9070, 36032, 508