 milena195 
                                                07.05.2020 10:53
                                                
                                                milena195 
                                                07.05.2020 10:53
                                             Amirzhan143 
                                                07.05.2020 10:53
                                                
                                                Amirzhan143 
                                                07.05.2020 10:53
                                             lacshenova 
                                                07.05.2020 10:53
                                                
                                                lacshenova 
                                                07.05.2020 10:53
                                             bilkosha2005 
                                                07.05.2020 10:53
                                                
                                                bilkosha2005 
                                                07.05.2020 10:53
                                             стев 
                                                07.05.2020 10:53
                                                
                                                стев 
                                                07.05.2020 10:53
                                             zahcar629 
                                                07.05.2020 10:53
                                                
                                                zahcar629 
                                                07.05.2020 10:53
                                             LizaZZ6 
                                                07.05.2020 10:52
                                                
                                                LizaZZ6 
                                                07.05.2020 10:52
                                             23774947hhbhut 
                                                07.05.2020 10:52
                                                
                                                23774947hhbhut 
                                                07.05.2020 10:52
                                            
1) 4 5/12-3 7/18=4 15/36-3 14/36=1 1/36
2) 1 1/36:9,25=1 1/36:9 25/100=1/9
3) 1/9+5/6=17/18
4) 0,4+1/8=4/10+1/8=16/40+5/40=19/40
5) 19/40+0,75=19/40+75/100=95/200+150/200=245/200=1 9/40
6) 1 9/40*2/3=49/40*2/3=49/60
7) 17/18:49/60=170/147=1 23/147