| 620000+(320353-996800)=-56447 | -700100-(-775685+338810)=-263225 |
| 27588+(389896-800003)=-382519 | -194389-(-38558+564821)=-720652 |
| -745871+(908000-103918)=58211 | 25608+(-347407+203412)=-118387 |
| -541942+(570000-699130)=-671072 | -227219+(-169318+666537)=270000 |
| -181457+(-85897+667354)=400000 | -926502-(-51423-240000)=-635079 |
| 900000-(481850+460122)=-41972 | -130054-(128795-530000)=271151 |
| -590973-(-68445-325687)=-196841 | 217111+(-358326-767785)=-909000 |
| 578045-(0+524958)=53087 | 865405+(-430000-154761)=280644 |
| 488228-(-110000-101412)=699640 | -350468+(-231710-230381)=-812559 |
| 220482-(192212+670977)=-642707 | -54217+(-593414-231279)=-878910 |
| 448861+(-608773-450000)=-609912 | 385513-(98521+986992)=-700000 |
| 552100-(394631-505300)=662769 | 8501-(-436270-552757)=997528 |
