红红有42张邮票，明明比红红少15张。两人一共有多少张？)Y+c6i8L7y;l9N;T/\0{-k-T(G
算式：提示'k/n)P1~5U,m9W0@)Y+c6i8L7y;l9N;T/\0{-k-T(G
答：两人一共有+y:v9b1I9K1n-f1T*|张邮票。)Y+c6i8L7y;l9N;T/\0{-k-T(G