| 272762+(956667-370508)=858921 | 789051-(997321-363002)=154732 |
| 451609-(934780-243171)=-240000 | -347009+(115779-710000)=-941230 |
| 206128-(-551177+766219)=-8914 | 178457+(-188463-456783)=-466789 |
| 688143+(-402315+323172)=609000 | 100000+(75910-300000)=-124090 |
| -585377-(-480399+644868)=-749846 | -312270-(234298+332406)=-878974 |
| -797000+(320585-200000)=-676415 | -731554-(-196061-683808)=148315 |
| -570580-(633302-351449)=-852433 | 570000+(-760000+260981)=70981 |
| -149459+(-31879-530110)=-711448 | -152097+(-196073+108170)=-240000 |
| -496029-(-29166+513938)=-980801 | -118575-(406612+113409)=-638596 |
| 591648-(449064+132844)=9740 | -246263+(-550959-20727)=-817949 |
| -660000-(38407-917713)=219306 | -938846+(-218209+683105)=-473950 |
| 86586-(-33378-560000)=679964 | 75043-(-16337-808620)=900000 |
|
