计算。/q*M;n
15.75÷45=9k*\(k9\'O,`6V0l-d.n/X5c)[ 22.4÷8=:g(O+D'k(a5](|;d2h/q*M;n
37.5÷25='L;u8].d;| 62.8÷4=(n(Y:@-w7q;p*d8m.l'W,i9m2Y-h5s+Z9i/q*M;n
7.8÷75=)q-k)\5_2w9T8p9m 28.98÷18=*d-A*R3A*J/q*M;n
13.6÷8=;H)};[2k-^9u(`;H 5.6÷14=-g1L/N;Q(Y/q*M;n