Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7 kg 8 g = _____ g
- 9 km 18 m = _____ m
- 76 ℓ 42 mℓ = _____ mℓ
- 6 m 7 cm = _____ cm
(a)
1 kg = 1000 g
7 kg 8 g
= 7 x 1000 + 8
= 7000 + 8
= 7008 g
(b)
1 km = 1000 m
9 km 18 m
= 9 x 1000 + 18
= 9000 + 18
= 9018 m
(c)
1 ℓ = 1000 mℓ
76 ℓ 42 mℓ
= 76 x 1000 + 42
= 76000 + 42
= 76042 mℓ
(d)
1 m = 100 cm
6 m 7 cm
= 6 x 100 + 7
= 600 + 7
= 607 cm
Answer(s): 7008, 9018, 76042, 607