 ilburyatovp0dn15 
                                                13.01.2020 19:27
                                                
                                                ilburyatovp0dn15 
                                                13.01.2020 19:27
                                             Daswert 
                                                13.01.2020 19:28
                                                
                                                Daswert 
                                                13.01.2020 19:28
                                             dasha43com 
                                                13.01.2020 19:29
                                                
                                                dasha43com 
                                                13.01.2020 19:29
                                             jroslov 
                                                13.01.2020 19:29
                                                
                                                jroslov 
                                                13.01.2020 19:29
                                             sirius830 
                                                13.01.2020 19:30
                                                
                                                sirius830 
                                                13.01.2020 19:30
                                             damirsemenov2 
                                                13.01.2020 19:31
                                                
                                                damirsemenov2 
                                                13.01.2020 19:31
                                             Levi1234 
                                                13.01.2020 19:34
                                                
                                                Levi1234 
                                                13.01.2020 19:34
                                             coolpetrov 
                                                13.01.2020 19:34
                                                
                                                coolpetrov 
                                                13.01.2020 19:34
                                            
1 1/2:41/15=3/2*15/41=45/82
45/82*1 4/5=45/82*9/5=81/82
4 5/12-81/82=53/12-81/82=2173/492-486/492=1687/492=3 211/492