| 581204+(859969-474000)=967173 | 767825-(965067-528308)=331066 |
| 400000+(180762+145194)=725956 | 159018+(227536+442446)=829000 |
| 483854-(107127+180926)=195801 | 807194-(297954+397822)=111418 |
| 882100-(500428-79494)=461166 | 447069+(864034-785360)=525743 |
| 74047+(599075+220000)=893122 | 98637+(821174-249811)=670000 |
| 540000+(452303-294123)=698180 | 71664+(477497+179103)=728264 |
| 26474+(898899-429835)=495538 | 675700-(249617+360072)=66011 |
| 614276-(261777-217501)=570000 | 120000-(484727-463000)=98273 |
| 847048-(878823-297083)=265308 | 46927+(417366-192311)=271982 |
| 709391-(26044+273937)=409410 | 821768-(742824-556000)=634944 |
| 12503+(562543+392695)=967741 | 958718-(521401+437317)=0 |
| 900000-(198288+525107)=176605 | 517108+(102556+80200)=699864 |
