| -755388-311436+711524=-355300 | -84628-871927+607821=-348734 |
| -877844-284951+810000=-352795 | -800000+300000+512432=12432 |
| -89741-190847-428557=-709145 | -360000+381062+351598=372660 |
| -100000-873098+223098=-750000 | 401188-210000+300236=491424 |
| -406200-82769-382123=-871092 | -130641+521276-970635=-580000 |
| 228385-475582+787197=540000 | 205129+870000-708430=366699 |
| -829400+824882-59226=-63744 | -680222-166682+99009=-747895 |
| -731572+54948-149948=-826572 | 79900-288307+851538=643131 |
| 357165+20000-968802=-591637 | -176817+630991-322838=131336 |
| -700000-175441-14914=-890355 | 824141+164902-980000=9043 |
| -73067+285639-778476=-565904 | -260603+600000+170000=509397 |
| 483258+3407-72167=414498 | 974827-520286+213973=668514 |
