递等式是啥.
我只知道脱式计算.
(25-10)*(43+29)
=15*72
=1080
99+60*25/4
=90+375
=465
45*12/(83-38)
=540/45
=12
(250+50)/(100-80)
=300/20
=15
(335-20)/(43+20)
=315/63
=5
360/4+20/5
=80+4
=84
递等式是啥.
我只知道脱式计算.
(25-10)*(43+29)
=15*72
=1080
99+60*25/4
=90+375
=465
45*12/(83-38)
=540/45
=12
(250+50)/(100-80)
=300/20
=15
(335-20)/(43+20)
=315/63
=5
360/4+20/5
=80+4
=84