(2/29+2/23)×29×23怎么简算?

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(2/29+2/23)×29×23怎么简算?
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(2/29+2/23)×29×23怎么简算?
(2/29+2/23)×29×23怎么简算?

(2/29+2/23)×29×23怎么简算?
(2/29+2/23)×29×23
=(2/29×29)×23+(2/23×23)×29
=2×23+2×29
=2×(23+29)
=2×52
=104

分配律,原式=2*23+2*29=2*(23+29)=104

2/29x29x23+2/23x23x29
=2x23+2x29
=46+58
=104

(2/29+2/23)×29×23=2/29+2/23×29×23=2/29×29+2/23×23