除以3的余数是几?为什么?/h(X,D2b,E'X0L-_6Z
算式:提示-Y2_(f+m(M1X-e)i1~-u)\5K/h(X,D2b,E'X0L-_6Z
答:余数是.v'D2`:S2h0p'{8},h4d9q。/h(X,D2b,E'X0L-_6Z