做一道加法题时，小兰把个位1看成7，把十位6看成9，结果和是75，问正确答案应是多少？*X3@6v3a;S7m3?*d6o;h9}0C1Y
算式：提示8\7h2X*U,^3^7e.^+X4k8H*X3@6v3a;S7m3?*d6o;h9}0C1Y
答：正确答案是-p)L5h;?;\;|9I。*X3@6v3a;S7m3?*d6o;h9}0C1Y