Question

Cls 3 a(3×9+0:10):9+9:(0:5+5×2:10)

Answer 1

(3×9+0:10):9+9:(0:5+5×2:10) = 
(27 + 0) : 9 + 9: ( 0 + 10 : 10 ) = 
27 : 9 + 9 : 1 = 
3 + 9 = 
12 

Answer 2

=(27+0):9+9:(0+10:10)=
=27:9+9:(10:10)=
=3+9:1=
=3+9=
=12