Решите дроби ! 3/4+5/18= 3/4-5/18= 3/4*5/18= 5/4/7+2/5= 5/4/7-2/5= 5/4/7*2/5+ 5/8+0,48= 5/8-0,48= 5/8*0,48= 6/2/3+2/1/8= 6/2/3-2/1/8= 6/2/3*2/1/8= 4/3/8+2/3/4= 4/3/8-2/3/4= 4/3/8*2/3/4= 7+6/7= 7-6/7= 7*6/7= 3+1/5/6= 3-1/5/6= 3*1/5/6= 4,2+2/1/7= 4,2-2/1/7= 4,2*2/1/7=
