| 1. | 10.805 + 8.979 = | 
                                     19.980 
                                 | 
                                                            
                                     23.497 
                                 | 
                                                            
                                     18.720 
                                 | 
                                                            
                                     19.784 
                                 | 
                            
                        
| 2. | 14.390 + 5.129 = | 
                                     18.362 
                                 | 
                                                            
                                     18.338 
                                 | 
                                                            
                                     17.643 
                                 | 
                                                            
                                     19.519 
                                 | 
                            
                        
| 3. | 7.517 + 6.907 = | 
                                     15.530 
                                 | 
                                                            
                                     15.872 
                                 | 
                                                            
                                     14.424 
                                 | 
                                                            
                                     13.084 
                                 | 
                            
                        
| 4. | 22.061 + 7.778 = | 
                                     31.442 
                                 | 
                                                            
                                     31.477 
                                 | 
                                                            
                                     29.321 
                                 | 
                                                            
                                     29.839 
                                 | 
                            
                        
| 5. | 22.610 + 11.421 = | 
                                     33.311 
                                 | 
                                                            
                                     34.031 
                                 | 
                                                            
                                     36.044 
                                 | 
                                                            
                                     30.261 
                                 | 
                            
                        
| 6. | 19.096 + 11.526 = | 
                                     32.610 
                                 | 
                                                            
                                     30.622 
                                 | 
                                                            
                                     33.121 
                                 | 
                                                            
                                     29.963 
                                 | 
                            
                        
| 7. | 14.186 + 10.003 = | 
                                     23.604 
                                 | 
                                                            
                                     26.383 
                                 | 
                                                            
                                     24.189 
                                 | 
                                                            
                                     22.771 
                                 | 
                            
                        
| 8. | 18.930 + 12.002 = | 
                                     29.484 
                                 | 
                                                            
                                     33.276 
                                 | 
                                                            
                                     28.557 
                                 | 
                                                            
                                     30.932 
                                 | 
                            
                        
| 9. | 22.701 + 6.842 = | 
                                     30.114 
                                 | 
                                                            
                                     34.120 
                                 | 
                                                            
                                     31.446 
                                 | 
                                                            
                                     29.543 
                                 | 
                            
                        
| 10. | 15.528 + 6.449 = | 
                                     24.933 
                                 | 
                                                            
                                     22.517 
                                 | 
                                                            
                                     23.406 
                                 | 
                                                            
                                     21.977 
                                 | 
                            
                        
| 11. | 20.739 + 8.775 = | 
                                     30.790 
                                 | 
                                                            
                                     29.616 
                                 | 
                                                            
                                     29.514 
                                 | 
                                                            
                                     29.119 
                                 | 
                            
                        
| 12. | 12.493 + 5.989 = | 
                                     16.634 
                                 | 
                                                            
                                     18.482 
                                 | 
                                                            
                                     17.351 
                                 | 
                                                            
                                     17.716 
                                 | 
                            
                        
| 1. | 10.805 + 8.979 = | 
                                                                             19.980 
                                    
                                 | 
                            
                                
                                                                             23.497 
                                    
                                 | 
                            
                                
                                                                             18.720 
                                    
                                 | 
                            
                                
                                                                             19.784 
                                    
                                 | 
                            
                        
| 2. | 14.390 + 5.129 = | 
                                                                             18.362 
                                    
                                 | 
                            
                                
                                                                             18.338 
                                    
                                 | 
                            
                                
                                                                             17.643 
                                    
                                 | 
                            
                                
                                                                             19.519 
                                    
                                 | 
                            
                        
| 3. | 7.517 + 6.907 = | 
                                                                             15.530 
                                    
                                 | 
                            
                                
                                                                             15.872 
                                    
                                 | 
                            
                                
                                                                             14.424 
                                    
                                 | 
                            
                                
                                                                             13.084 
                                    
                                 | 
                            
                        
| 4. | 22.061 + 7.778 = | 
                                                                             31.442 
                                    
                                 | 
                            
                                
                                                                             31.477 
                                    
                                 | 
                            
                                
                                                                             29.321 
                                    
                                 | 
                            
                                
                                                                             29.839 
                                    
                                 | 
                            
                        
| 5. | 22.610 + 11.421 = | 
                                                                             33.311 
                                    
                                 | 
                            
                                
                                                                             34.031 
                                    
                                 | 
                            
                                
                                                                             36.044 
                                    
                                 | 
                            
                                
                                                                             30.261 
                                    
                                 | 
                            
                        
| 6. | 19.096 + 11.526 = | 
                                                                             32.610 
                                    
                                 | 
                            
                                
                                                                             30.622 
                                    
                                 | 
                            
                                
                                                                             33.121 
                                    
                                 | 
                            
                                
                                                                             29.963 
                                    
                                 | 
                            
                        
| 7. | 14.186 + 10.003 = | 
                                                                             23.604 
                                    
                                 | 
                            
                                
                                                                             26.383 
                                    
                                 | 
                            
                                
                                                                             24.189 
                                    
                                 | 
                            
                                
                                                                             22.771 
                                    
                                 | 
                            
                        
| 8. | 18.930 + 12.002 = | 
                                                                             29.484 
                                    
                                 | 
                            
                                
                                                                             33.276 
                                    
                                 | 
                            
                                
                                                                             28.557 
                                    
                                 | 
                            
                                
                                                                             30.932 
                                    
                                 | 
                            
                        
| 9. | 22.701 + 6.842 = | 
                                                                             30.114 
                                    
                                 | 
                            
                                
                                                                             34.120 
                                    
                                 | 
                            
                                
                                                                             31.446 
                                    
                                 | 
                            
                                
                                                                             29.543 
                                    
                                 | 
                            
                        
| 10. | 15.528 + 6.449 = | 
                                                                             24.933 
                                    
                                 | 
                            
                                
                                                                             22.517 
                                    
                                 | 
                            
                                
                                                                             23.406 
                                    
                                 | 
                            
                                
                                                                             21.977 
                                    
                                 | 
                            
                        
| 11. | 20.739 + 8.775 = | 
                                                                             30.790 
                                    
                                 | 
                            
                                
                                                                             29.616 
                                    
                                 | 
                            
                                
                                                                             29.514 
                                    
                                 | 
                            
                                
                                                                             29.119 
                                    
                                 | 
                            
                        
| 12. | 12.493 + 5.989 = | 
                                                                             16.634 
                                    
                                 | 
                            
                                
                                                                             18.482 
                                    
                                 | 
                            
                                
                                                                             17.351 
                                    
                                 | 
                            
                                
                                                                             17.716 
                                    
                                 |