问:285除以8的验算方法285/8=35……5验算:35*8+5=280+5=285答:285除以8等于35余5
不取余数:285 ÷ 8 = 35.625验算:35.625 × 8 = 285========== 分割线 ===========取余数:285 ÷ 8 = 35 ······ 5验算:5 + 35 × 8 = 285