Question

( 0.6+13\15 ) : 1 7\15 +1 11\23 * ( 0.5+6\11 ) можно по действиям

Answer 1

(0,6+13/15) /1 7/15 + 1 11/23 * (0,5+6/11)=
1)  0,6=6/10=3/5+13/15 = (9+13) / 15= 22/15
2) 0,5=1/2 +6/11 = (11*1+6*2)/ 22 = 23/22
3) 22/15 / 22/15 = 1
4) 34/23 * 23/22 =( 34*23) / (23*22) = 17/11
5)1+17/11 =( 1*11+17) / 11= 28/11 = 2  6/11