| 984657-(200000+84657)=700000 | 856328-(431361+188967)=236000 |
| 620000+(727172-390177)=956995 | 720000-(585525+122488)=11987 |
| 233793-(522642-347510)=58661 | 585203-(992848-707645)=300000 |
| 404196-(315140-279882)=368938 | 421656+(442703-38329)=826030 |
| 648667-(132373+386294)=130000 | 310000+(283544-115544)=478000 |
| 499481+(185877+123771)=809129 | 660685-(218714+139819)=302152 |
| 252663+(284027+342310)=879000 | 640000+(885714-585714)=940000 |
| 842168+(233092-88000)=987260 | 124745+(551000+252060)=927805 |
| 436063+(25600+271562)=733225 | 918666-(281669+108988)=528009 |
| 975200-(807526-200000)=367674 | 400000+(180762+145194)=725956 |
| 300000+(575155+22845)=898000 | 515656-(411733-118077)=222000 |
| 123400+(681056-101043)=703413 | 486778-(448042-1264)=40000 |
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