8﹡16=（8＋16）÷4=6。那么12﹡40是多少？/M1a'v4h:q9m
算式：提示8l)@7|4p7M)b7H4^(y'|,E/M1a'v4h:q9m
答：12﹡40是/@4H(Z'Y7n。/M1a'v4h:q9m