Question

calcule e simplifique o resultado, quando for possível:
a) 2/5 + 1/3=
b) 7/9-1/6=
c)5/8+7/12=
d)1/4-1/8=
e)1/3+1/6+1/12=
f)4/5+1/2-5/8=
g)1/1-1/3+4/7=
h)2/1+3/8-7/6= ​

Answer 1

c: 5/8 + 7/12= (15+14)/24= 29/24
b: 7/9 - 1/6= (14-1)/18= 11/18
f: 4/5 + 1/2 - 5/8= (32+20+25)/40= 27/40