如题所述
102×83×25
=(100+2)×83×25
=(8300+166)×25
=8466×25
=8466×100/4
=2116.5×100
=211650
=(100+2)×83×25
=(8300+166)×25
=8466×25
=8466×100/4
=2116.5×100
=211650
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第1个回答 2020-03-04
你也会来。不会是。不会：不：不能一一证明的原因有待观察……，
第2个回答 2020-03-04
102x83x25
=(100+2)x83x25
=(100+2)x2075
=100x2075+2x2075
=207500+4150
=211650
=(100+2)x83x25
=(100+2)x2075
=100x2075+2x2075
=207500+4150
=211650
