求解答,17一8=囗十囗=囗 16一8=囗十囗=囗
内*** 2017-10-18 04:26:42 举报
17一8=(9)十(0)=(9) 16一8=5 3=8 4 ? 4
哈哈哈哈哈哈
17-8 =(9 8)-8 =9 (8-8) =9 0 =9 ? 16-8 =16-(10-2) =16-10 2 =6 2 =8
17-8=7 2=9????16-8=6 2=8