1/2+11/7=1/2^7+11/7^2=7/14+22/14=29/14
21/4+29/14=21/4^7+29/14^2=147/28+58/28=205/28.
205/28= 196 целых9/28
1/2+11/7=1/2^7+11/7^2=7/14+22/14=29/14
21/4+29/14=21/4^7+29/14^2=147/28+58/28=205/28.
205/28= 196 целых9/28