Question

rezultatul calculului
$( \frac{1}{2} + \frac{1}{3} ) \div 0.(3) - 2.5 =$

Answer 1

(1/2+1/3) : 0,(3)-2,5=(3/6+2/6):3/9-25/10=5/6*9/3-25/10=15/6-25/10=(75-75)/30=0