498/382*381/382+382/382*498/382-116/382简便运算

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498/382*381/382+382/382*498/382-116/382简便运算498/382*381/382+382/382*498/382-116/382简便运算498/382*381/38

498/382*381/382+382/382*498/382-116/382简便运算
498/382*381/382+382/382*498/382-116/382简便运算

498/382*381/382+382/382*498/382-116/382简便运算
498/382*381/382+382/382*498/382-116/382
=498/382*381/382+382/382*498/382-116/382*383/382
=(498*381+382*498-116*383)/(382*382)
=[(498+498-116)*382-498-116)]/(382*382)
=[(996-116-1)*382]/(382*382)
=879/382