1/2-1/3-1/64/7+5/11+5/75/8+2/11+9/1117/24+5/12-11/2411/12+1/6-5/245/6-5/7+1/6-1/7)..7/10 + 1/10 = 8/10 = 4/5 (2)..5/9 + 4/9 = 9/9 = 1 (3)..8/15 + 3/15 = 11/15 (4)..9/14 + 3/14 = 12/14 = 6/7 (5)..3/5 +...能再多一点吗？