7的乘法口诀的乘法口诀 练习练习1-67=4267=42(个)(个)想想做做:想想做做:口诀:六七四十二口诀:六七四十二答:一共有答:一共有42个黑点。个黑点。2-远上寒山石径斜,远上寒山石径斜,白云生处有人家。白云生处有人家。停车坐爱枫林晚,停车坐爱枫林晚,霜叶红于二月花。霜叶红于二月花。28个字(个字(口诀口诀:四七二十八四七二十八)3-72=73=71=77=76=74=75=4-72=73=71=77=76=74=75=75-72=1473=77=76=74=75=6-73=77=76=74=75=217-77=76=74=75=288-77=76=75=359-77=76=4210-82=83=77=86=84=85=4911-47=28(箱)答:12-7140212835填一填填一填13-71234567看指针说口诀和算式看指针说口诀和算式:14-