Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 7 m = _____ cm
- 800 cm = _____ m
- 22 m = _____ cm
- 42000 cm = _____ m
(a)
1 m = 100 cm
7 m
= 7 x 100
= 700 cm
(b)
1 m = 100 cm
800 cm
= 800 ÷ 100
= 8 m
(c)
1 m = 100 cm
22 m
= 22 x 100
= 2200 cm
(d)
1 m = 100 cm
42000 cm
= 42000 ÷ 100
= 420 m
Answer(s): 700, 8, 2200, 420