Question

resolva ae a) 5/2 + 3/4 = B) 10/3 + 2/5 = C) 20/6 + 9/2 = D) 32/5 +12/6 =

Answer 1

a) 5/2 + 3/4
m.m.c(2,4)≡4
5        3            10+3
----  +  -----  ≡---------------≡13/4
2          4           4

b)10/3 + 2/5    m.m.c(3,5)≡15
50    +    6
--------------------≡56/15
          15

c)20/6 + 9/2
m.m.c(6,2)≡6
  20    +   27
--------------------≡47/6
          6

d)32/5 + 12/6     M.M.C(5,6)≡30
192  +  60
-----------------≡252/30
        30