Question

Пожалуйста помогите!
1) -30а×(-56)
--------------
2а×14×(-5)

2) -2б×(-3)×125
------------------
5×(-75б)

3) -33а×6,5б
----------------
0,5б×1,3×(-11а)

4)-88аб×9,3
-----------------
3,1×(-6,6)×(-4аб)

Answer 1

-30а*(-56)                                -2б*(-3)*125
_______                                 _____________
2а*14*(-5)=-3*4=-12                  5*(-75б)             = - 2

3) -33а*6,5б                          4)  -88аб*9,3
________                                  _________
0,5б*1,3*(-11а)  = 3                3,1*(-6,6)*(-4аб)  = - 3:0,3=-30:3=-10