$12,27+84,71 = $  

$8,78+6,2 = $  

$2,77+4,23 = $  

$4,73+4,18 = $  

$13,3+259,2 = $  

$74,4+14,87 = $  

$8,12+6,834 = $  

$7,6+1,34+77,6 = $  

$0,7+8,3+7,3+72,7 = $  

$7,77+1,18+38,911 = $