 Sestare852 
                                                13.01.2021 09:23
                                                
                                                Sestare852 
                                                13.01.2021 09:23
                                             telytnikovalenp0apjm 
                                                13.01.2021 09:23
                                                
                                                telytnikovalenp0apjm 
                                                13.01.2021 09:23
                                             мядель 
                                                13.01.2021 09:22
                                                
                                                мядель 
                                                13.01.2021 09:22
                                             Unyrfnch 
                                                13.01.2021 09:21
                                                
                                                Unyrfnch 
                                                13.01.2021 09:21
                                             Дура007 
                                                13.01.2021 09:19
                                                
                                                Дура007 
                                                13.01.2021 09:19
                                             danifoxyforevep08iko 
                                                13.01.2021 09:19
                                                
                                                danifoxyforevep08iko 
                                                13.01.2021 09:19
                                             AmAss 
                                                13.01.2021 09:19
                                                
                                                AmAss 
                                                13.01.2021 09:19
                                            
(18-28/ 30) ÷ 6/7 - ( 16 - 56/70)÷ (22/3)= (-1/3)×7/6 - (-4/7)×3/22 = -7/18 + 6/77=
-539 + 108 /1386 = -431/1386