Помогите(39,375.....

Question

Помогите
(39,375.....

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Answer 1

(39,375-5 5/8)/1 5/22=(39,375-45/8)/27/22=(39,375-5,625)*22/27=33,75*22/27=3375/100*22/27=125/50*11=5/2*11=55/2=27 1/2=27,5