自主练习,(选自教材,P3-P4,),21,21,32,11,10,34,12,22,933=31,(元),答:平均每袋大枣,31,元。,663=22,(厘米),666=11,(厘米),14,13,11,43,140,130,110,430,(,1,),8404=210,(,2,),6303=210,答:,840,是,4,的,210,倍。,答:商是,210,。,666=11,(盒),663=22,(盒),答:每盒,6,个,可以装,11,盒;每盒,3,个,可以装,22,盒。,484=12,(元),999=11,(元),393=13,(元),答:买第箱橙子最合算。,21,30,120,330,310,23,水蜜桃:,4005=80,(元),猕猴桃:,3603=120,(元),大樱桃:,8808=110,(元),80,110,120,,猕猴桃最贵,842=42,(毫米),429=378,(毫米),答:,1,本字典厚度是,42,毫米,,9,本字典是,378,毫米。,