Simple calculation process of 35 * (3 / 35-2 / 53) * 53

Simple calculation process of 35 * (3 / 35-2 / 53) * 53

35*(3/35-2/53)*53
=35*53(3/35-2/53)
=35*53*3/35-35*53*2/53
=53*3-35*2
=159-70
=89