Question

Ordinea efectuarii operatiilor si folosirea parantezelor rotunde : a)4600-(1784+2508)= ? ; b).6512-(1799+2601)=? ; c). 4200+(3077-2099)=?

Answer 1

A)4600-(1784+2508)=
    4600-4292=308
B)6512-(1799+2601)=
    6512-4400=2112
C) 4200+(3077-2099)=
     4200+978=5178

Answer 2

b) 6512-(1799+2601)=
    6512-4400=
    2112
a)4600-(1784+2508)
   4600-4292=
    308
c) 4200+(3077-2099)=
    4200+978=
    5178