Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7 kg 1 g = _____ g
- 5 km 14 m = _____ m
- 62 ℓ 97 mℓ = _____ mℓ
- 9 m 8 cm = _____ cm
(a)
1 kg = 1000 g
7 kg 1 g
= 7 x 1000 + 1
= 7000 + 1
= 7001 g
(b)
1 km = 1000 m
5 km 14 m
= 5 x 1000 + 14
= 5000 + 14
= 5014 m
(c)
1 ℓ = 1000 mℓ
62 ℓ 97 mℓ
= 62 x 1000 + 97
= 62000 + 97
= 62097 mℓ
(d)
1 m = 100 cm
9 m 8 cm
= 9 x 100 + 8
= 900 + 8
= 908 cm
Answer(s): 7001, 5014, 62097, 908