问题 解答题 列竖式计算带★的要验算324÷3=71×18=★962÷8=28×62=906÷3=★49×83= 答案 324÷3=108;71×18=1278;962÷8=120…2;验算:28×62=1736;906÷3=302;49×83=4067.验算: