35*68+68*6+68

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35*68+68*6+68
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35*68+68*6+68
35*68+68*6+68

35*68+68*6+68
35*68+68*6+68 =68*35+68*6+68 *1
=68*(35+6+1)
=68*42
=2856

35*68+68*6+68
=68(35+6+1)
=68*42
=68(40+2)
=2720+136
=2856

原式=68*(35+6+1)=68*42=2856

35*68+68*6+68=2380+408+68=2856或=68*(35+6+1)=68*42=2856

=68*(35+6+1)
=68*42
=2856