Question

1) Responda

A) 7/2+2/5-2/4 =

B) 9/6+5/3 =

C) 8/4-2/3-1/2 =

Answer 1

1-) a-) 7/2 + 2/5 - 2/4 =
           3,5 + 0,4 + 0,5=
                  = 3,4
      b-) 9/6 + 5/3 =
           1,5 + 1,666...=
                  = 3,1666...
      c-) 8/4 - 2/3 - 1/2 =
           2 - 0,666... - 0,5 =
                  = 1,8333334