| 281823-(914508-859310)=226625 | 582637+(958440-845748)=695329 |
| 660870-(350021+288748)=22101 | 351287+(156643+147782)=655712 |
| 214968+(439109-394077)=260000 | 832389-(118277+245168)=468944 |
| 288016-(215409-79950)=152557 | 71133+(413583-51723)=432993 |
| 846266-(761925-330000)=414341 | 575436+(288969+5595)=870000 |
| 554282+(884376-626487)=812171 | 871806-(119805+430056)=321945 |
| 920398-(258411+541987)=120000 | 173790+(194295+564201)=932286 |
| 912018-(20938+607300)=283780 | 783999-(123629+266776)=393594 |
| 364719+(676977-113696)=928000 | 146000+(274266+557766)=978032 |
| 83336-(386563-317486)=14259 | 8924+(278378+95558)=382860 |
| 233429-(642759-582414)=173084 | 18749+(408618+422385)=849752 |
| 623497-(875281-503403)=251619 | 180000+(1000000-233160)=946840 |
