| -438011+(-408358-141768)=-988137 | -449892+(-364531+213139)=-601284 |
| -531242-(-779788-439871)=688417 | 724195-(-621436+570065)=775566 |
| 632713-(471604-328743)=489852 | 206653-(-270000-187800)=664453 |
| 230000-(-495787-58134)=783921 | -900000-(-500000-122064)=-277936 |
| -738838-(170000+0)=-908838 | 21327-(693899+147500)=-820072 |
| -939414+(873900-48900)=-114414 | 462500-(700555+281945)=-520000 |
| -508536-(69554-717439)=139349 | 120160+(-308794+482423)=293789 |
| -289590+(-480852+770442)=0 | 803679+(-170576-73103)=560000 |
| 103492-(752045-971217)=322664 | -558162-(-9192+99080)=-648050 |
| 871632+(-919700-584640)=-632708 | -190000+(-909302+280567)=-818735 |
| -404650+(556313+458337)=610000 | 628847+(58288-907868)=-220733 |
| 456383+(-943114+986731)=500000 | 718574+(955684-808996)=865262 |
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