Question

382*498-116分之382+498*381简便计算

Answer 1

=（498*381+382)/(382*498-116) =(498*382-498+382)/(382*498-116) =(498*382-116)/(382*498-116) =1

Answer 2

=[382+498×(382-1)]/(382×498-116)
=(382+498×382-498×1)/(382×498-116)
=(498×382+382-498)/(382×498-116)
=(498×382-116)/(382×498-116)
=1

Answer 3

1