Question

Encontre a razão entre as grandezas:

a) 4kg
-----
900g

b) 2m
-----
30cm

c) 40dm
-------
1m

d) 25hm
------
15dam

Answer 1

a) 4kg/900g
    4000g/900g
    40g/9g ≈ 4,4 g

b) 2m/30cm 
    200cm/30cm
    20cm/3cm ≈ 6,67cm

c)40dm/1m
   40dm/10 dm = 4dm