Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7 m = _____ cm
- 1800 cm = _____ m
- 4 kg = _____ g
- 20000 g = _____ kg
(a)
1 m = 100 cm
7 m
= 7 x 100
= 700 cm
(b)
1 = 100 cm
1800 cm
= 1800 ÷ 100
= 18 m
(c)
1 kg = 1000 g
4 kg
= 4 x 1000
= 4000 g
(d)
1 kg = 1000 g
20000 g
= 20000 ÷ 1000
= 20 g
Answer(s): 700, 18, 4000, 20