| 45890+(-974531+111958)=-816683 | 830+(-30058+439269)=410041 |
| 636030-(-800080+567744)=868366 | 467667+(-589609-857010)=-978952 |
| 0-(-700000+146000)=554000 | 724195-(-621436+570065)=775566 |
| 200600-(-654514-1553)=856667 | -94855-(171949+9411)=-276215 |
| -702271+(-407712+429983)=-680000 | 365973-(816000-230027)=-220000 |
| -870000-(458965-575200)=-753765 | 313243-(670000-754094)=397337 |
| -434169+(-844951+857292)=-421828 | -224660-(860000-684660)=-400000 |
| 151143-(699059+449095)=-997011 | -58214-(-357229+313000)=-13985 |
| -598538+(-20022-0)=-618560 | 97810+(220000-417810)=-100000 |
| 630142+(-200898+380756)=810000 | -187300-(-742517+4699)=550518 |
| 921336+(154128-275464)=800000 | -155075-(551415+154487)=-860977 |
| -400725-(-487167-886625)=973067 | -149084+(-160994-648328)=-958406 |
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