Question

1целая1/2*2/9-(6-5целых3/5)в квадрате =?           1/3*(4-(1целая1/2)в кубе)*(3-2целых7/15)=?

Answer 1

1 1/2*2/9-(6-5 3/5)^2 =32*29=618-(5 55-5 35)^2=13*(25)^2=13*425=475 
   
1/3*(4-(1 1/2)^3*(3-2 7/15)=13*(4-278*(2 1515-2 715)=13*(4-278*815)=13*(4-95)=
=1/3*(2 105-95)=13*115=1115