Question

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Answer 1

3+7/11=33/11+7/11=40/11
(40/11)*(1/4)=10/11
10/11-1/22=20/22-1/22=19/22
5-3/11=55/11-3/11=52/11
(52/11)/13=(52/13)/11=4/11
4/11+1/2=8/22+11/22=19/22
(19/22)/(19/22)=0