7.84%/12怎么算啊?等于多少?
1个回答

7.84%/12

=784/10000 x 【1/12】

=784/【10000x12 】

=【800-16】/【10000x12 】

=800/【10000x12 】-16/【10000x12 】

=8/【100x12 】- 4/【10000x3 】

=2/【100x3】- 1/【2500x3 】

=1/【50x3】- 1/【2500x3 】

=1/150 - 1/7500

=1*50 /150*50 - 1/7500

=49/7500