数学:(能简算的要简算) 13.2*5/13.2*5+25*99

问题描述:

数学:(能简算的要简算) 13.2*5/13.2*5+25*99

13.2*5/13.2*5+25*99
=13.2/13.2*5*5+25*99
=25*1+25*99
=25*(1+99)
=25*100
=2500