大家要HELP下我!識吾識都好 總之幫幫我
分數 :
4/20 = ?/5 8/16 = 1/?
42/35 = 6/? 2/5 = ?/15
5/9 = 25/? 9/2 = ?/4
5 15
2------ = ?/7 1--------- = ?/16
7 16
? ?
4/7 = ?------ 85/6 = ?--------
4 6
加油努力!