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calculleaza 8*8-5*9+7+7*8=
7*8-97-69=
100-10*93-86+6*6=












Răspuns :

8*8-5*9+7+7*8

=64-45+7+56

=19+63=82


7*8-97-69

=56-97-69

= -41-69

= -110
 

100-10*93-86+6*6

=100-930-86+36

= -830 - 86 + 36

 = -916+ 36

= - 880





8*8-5*9+7+7*8=64-45+7+56=19+63=82
7*8-97-69=56-97-69= -41-69= -110
 
100-10*93-86+6*6=100-930-86+36= -830 - 86 + 36 = -916+ 36= - 880