Răspuns :
Răspuns:
a = 81 x 3:9+216:4
a=27+54=>a=81
b = 312: 3 + 715:5
b=104+143=>b=247
c= 36 x 12 – 15 x 12
c=432-180=>c=252
a+b-c=81+247-252=76
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Salutare!
a=81×3:9+216:4
a=243:9+54
a=27+54
a=81
b=312:3+715:5
b=104+143
b=247
c=36×12-15×12
c=432-180
c=252
a+b-c=?
81+247-252=328-252=76
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