(3/2)*(4/3)*(5/4)*(6/5)*(7/6)*(8/7)*(9/8)*(10/9) 简算快点啊,谢谢了

2 3 4 5 6 2+5+4-3-6 2,3,4,5,6 5+3-2+4-6 2,3,4,5,6, 2,3,4,5,6, 2,3,4,5,6, 2,3,4,5,6 2 3 4 5 6 2,3,4,5,6 2 3 4 5 6 2,3,4,5,6 (-5/4+5/6-3/2+11/4)/6/5 4/6+5/6+2/3 5/6×（3/4+2/5） 3,4,5,6, 3 4 5 6 3,4,5,6,