Question

16. Calculaţi: a) {[(45-5+175) 2-300] 15-75-4}-4-6795; b) 5 (25-8 [221-(56-4-213) 11] 2} +597.​

Answer 1

a.

(215*2-300)*15-75-4

(430-300)*15-75-4

130*15-75-4

1950-75-4

1871-4-6795

=-4928

b.

5*{25-8*[221-(-161)*11]}

5*(52-8*1992)

5*-15911

-79555*2+597

=-158513