Question

помогите 3) ,4),5),6)

Answer 1

-3 -2 3/5 = -5 3/5
-27 -5 9/20= -32 9/20
-16 8/25 -7,3= -16 8/25 -7 3/10= -16 32/100 -7 30/100= -23 63/100
-5,8 -17 3/4= -5 4/5 -17 3/4 = -5 16/20 -17 15/20 = -22 31/20= -23 11/20