Respostas

2014-05-29T14:10:16-03:00
25/9 - 1/12= 24/3
1,8 + 3,0 = 4,8
+ 9/4 . - 8/27 - 1/8 :-3/6=23,666 .../16,666...
3,3.2-(-0,6)+3=9
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