苹果有7只，桃子有11只，香蕉2只，一共有几只？
算一算：×3= ×5= ×8= ×26=×7= ×5= ×12= ×3=×34= ×200= ×0= ×1=
计算21×= ×26=×= ×15×=
的7倍是多少？
的倒数与的积是多少？
==8×=
×3= 
×5= 
×8= 
×26=
×7= 
×5= 
×12= 
×3=
×34= 
×200= 
×0= 
×1=
= 
×26=
×
= 
×15×
=
的7倍是多少？
的倒数与
的积是多少？
=
=
=
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