Efetua as adições e subtrações de frações
a) 5/3 + 2/3
b) 12/4 - 6/4
c) 2/2 + 10/3
d) 5/5 + 10/3
e) 10/2 + 4/4
f) 8/4 - 2/2
a) 5/3 + 2/3
b) 12/4 - 6/4
c) 2/2 + 10/3
d) 5/5 + 10/3
e) 10/2 + 4/4
f) 8/4 - 2/2
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b) 18/4= 9/2
c) 26/6= 13/3
d) 65/15= 13/3
e) 24/4= 6
f) 12/4= 3