Question

Determine o valor de cada item (-1).5+5:(-5)-(-4)

Answer 1

5×(-1)=-5 + 5÷(-5)=-1 ... -5+(-1)-(-4) -5-1+4 -6+4 R=-2

Answer 2

(-1).5+5:(-5)-(-4) -1·5+5÷-5+4
-5+5÷5+4
-5+(-1)+4
-5-1+4
-6+4
-2
resposta -2