| 189296+(574717-364043)=399970 | 228783+(474177-463673)=239287 |
| 774932-(843830-193749)=124851 | 400000-(835434-442934)=7500 |
| 605367+(666000-580000)=691367 | 988732-(480000+70000)=438732 |
| 965954-(461330+250000)=254624 | 55491-(367337-340000)=28154 |
| 650076-(464425-51006)=236657 | 569002+(43721+380388)=993111 |
| 652108-(402200+113429)=136479 | 291919+(319295+153786)=765000 |
| 69685+(408801+185743)=664229 | 818000+(340668-329668)=829000 |
| 162840-(851696-730679)=41823 | 700837-(863932-319111)=156016 |
| 185789+(262950+448731)=897470 | 32400+(597430-225830)=404000 |
| 83576+(120232+146782)=350590 | 985549-(325013+541858)=118678 |
| 918666-(281669+108988)=528009 | 822978-(169145+419478)=234355 |
| 131748+(402239+226013)=760000 | 442708+(892926-844986)=490648 |
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