拆出一个质数来比较好办
1/10 = 1/13 + 1/50 + 1/325
1/10 = 1/13 + 1/60 + 1/156
1/10 = 1/15 + 1/33 + 1/330
1/10 = 1/15 + 1/34 + 1/255
1/10 = 1/15 + 1/55 + 1/66
1/10 = 1/17 + 1/25 + 1/850
1/10 = 1/18 + 1/35 + 1/63
1/10 = 1/21 + 1/28 + 1/60
拆出一个质数来比较好办
1/10 = 1/13 + 1/50 + 1/325
1/10 = 1/13 + 1/60 + 1/156
1/10 = 1/15 + 1/33 + 1/330
1/10 = 1/15 + 1/34 + 1/255
1/10 = 1/15 + 1/55 + 1/66
1/10 = 1/17 + 1/25 + 1/850
1/10 = 1/18 + 1/35 + 1/63
1/10 = 1/21 + 1/28 + 1/60