| 546950-(677684-674734)=544000 | 720682+(822391-786236)=756837 |
| 508946-(369803+100000)=39143 | 222899+(349396+400000)=972295 |
| 71133+(413583-51723)=432993 | 32153+(436811+264909)=733873 |
| 216157+(719234-215391)=720000 | 482588+(399852-71998)=810442 |
| 546218-(274353+81865)=190000 | 409225-(415264-272123)=266084 |
| 799304-(179900+537163)=82241 | 737035-(693162-465496)=509369 |
| 67759+(350672+60697)=479128 | 642464-(661689-347433)=328208 |
| 90361-(500000-486667)=77028 | 815915-(200000+215915)=400000 |
| 29228+(129982-13127)=146083 | 385665+(140911+380000)=906576 |
| 677962+(262786-190748)=750000 | 974574-(931607-904865)=947832 |
| 166324+(310000+273676)=750000 | 950000-(199869+350131)=400000 |
| 896884-(414116+410000)=72768 | 160294+(205163+564543)=930000 |
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