| 543708-(336673+141930)=65105 | 223589+(881758-359347)=746000 |
| 618479+(98707+235300)=952486 | 895121-(171417+505680)=218024 |
| 310000+(283544-115544)=478000 | 415819+(210000+145211)=771030 |
| 900000-(570000+243841)=86159 | 596387-(365900+155462)=75025 |
| 431978+(158074+132515)=722567 | 750466-(398813-175443)=527096 |
| 203532+(789991-503523)=490000 | 940000-(406639-281025)=814386 |
| 750300+(90664+89036)=930000 | 131728-(195035-73307)=10000 |
| 95052+(312195-180000)=227247 | 178859+(380000-256401)=302458 |
| 364776-(330000-23224)=58000 | 430580+(6632+276620)=713832 |
| 200000+(53750+29026)=282776 | 959691-(700000-512309)=772000 |
| 549725+(253318-202334)=600709 | 952499-(32423+323346)=596730 |
| 495496-(154054+220000)=121442 | 886000-(400000-54118)=540118 |
