(2 /7-1/14)×(3,5-17,5)

Question

(2 /7-1/14)×(3,5-17,5)

Answer 1

1) 2/7-1/14=4/14-1/14=3/14 2) 3,5 - 17,5= -14 3) 3/14*(-13) = 3/14*14/14=-3/14