| 181700+(-621258+699558)=260000 | -600000-(599897-259897)=-940000 |
| 211000-(460212+590038)=-839250 | -892473-(94364-693936)=-292901 |
| -603424+(724259-255192)=-134357 | 160023-(-12637-142304)=314964 |
| 971077-(958325-226085)=238837 | 630142+(-200898+380756)=810000 |
| 500000-(-137000+662306)=-25306 | 197675-(887325-241897)=-447753 |
| -286058+(-160007+752782)=306717 | -838487-(-816757-241730)=220000 |
| 226691-(-610177+803777)=33091 | -129288-(460000+161172)=-750460 |
| -300000+(-514264-60632)=-874896 | -171873-(-400000+68127)=160000 |
| -112773+(-60000-309211)=-481984 | -358187+(-775599+991616)=-142170 |
| -731554-(-196061-683808)=148315 | 540000+(874154-609800)=804354 |
| -341478-(-973077+890000)=-258401 | 328222+(-806+107332)=434748 |
| -410175-(254880-914466)=249411 | 359003+(210307-647339)=-78029 |
