479﹣201
=479﹣
= ,
= ;
25×36
=25× × ,
= ,
= ;
2700÷(27×25),
=2700÷ ,
= ;
= ;
98×47,
=(100 )×47,
=100×47 ×47,
= .
479﹣201
=479﹣
= ,
= ;
25×36
=25× × ,
= ,
= ;
2700÷(27×25),
=2700÷ ,
= ;
= ;
98×47,
=(100 )×47,
=100×47 ×47,
= .