( )×( )=( )( )=( )( )\( )用10,1,2,3,4,5,6填空

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()×()=()()=()()\()用10,1,2,3,4,5,6填空()×()=()()=()()\()用10,1,2,3,4,5,6填空()×()=()()=()()\()用10,1,2,3,4,

( )×( )=( )( )=( )( )\( )用10,1,2,3,4,5,6填空
( )×( )=( )( )=( )( )\( )用10,1,2,3,4,5,6填空

( )×( )=( )( )=( )( )\( )用10,1,2,3,4,5,6填空
10一9+8一7+6一5+4一3+2一l=1、2、3、4、5、6、7、8、9、10