1025×88简便运算

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1025×88简便运算

1025×88简便运算
1025×88简便运算

1025×88简便运算
1025×88
=(1000+25)×88
=88000+25×88
=88000+2200
=90200

1025×88
=(1000+25)×88
=88000+25×88
=88000+25×4×22
=88000+2200
=90200

1025×88=
1025x(4x22)=
1025x4x22=
4100x22=
4100x(20+2)=
4100x20 + 4100x2=
82000 + 8200 =
90200