乘法口诀表打印版空白
一一得一1x1=1一二得二二二得四1x2=22x2=4一三得三二三得六三三得九1x3=32x3=63x3=9一四得四二四得八三四十二四四十六1x4=42x4=83x4=124x4=16一五得五二五一十
乘法口诀表打印版空白