四年级数学下册《乘法分配律》计算70题

四年级数学下册《乘法分配律》计算70题

  • 简介

    (40+8)X25       125X(8+80)        36X(100+50) =40X25+8X25   =125X8+125X80   =36X100+36X50 =1000+200     =1000+10000      =3600+1800 =1200          =11000            =5400 36X34+36X66     75X23+25X23     63X43+57X63 =36X(34+66)     =23X(75+25)     =63X(43+57) =36X100         =23X100         =63X100 =3600            =2300            =6300

四年级数学下册《乘法分配律》计算70题