分数加减混合计算题

1845-945+1945=810-24+133598-1898+6098=4577+1377-4277=24+15-5812-29+2107092-792+2992=6668-2668+368=69+16-3105091+3491-691=631-531+231=710-410+2612-29+691089-489+789=6273+1073-4373=38-310+5878-14+396782+182-5882=34+16-5929+25-145579+1779-3679=29+13-14656-556+3256=1315-815+215=57-25+23613+213-213=5987-5587+3187=68+15-151928-1428+828=4794+994-4594=1789+2989-3389=25+24-89736-236+736=541+2141-741=5969-2369+2469=7488+1288-2788=4663-3363+2563=936+736-136=37+13-28790-690+590=35+410-25413+713-113=3571+3571-6271=12-39+3628+12-26861+4761-261=6892+1992-2592=36+36-49410+15-15552-252+3752=15+57-3718+710-3938+610-495368+768-2268=58-37+463350-2750+2450=37+110-1523-510+1269+16-1278-12+3978-45+262888+2688-2088=2123+123-423=23-35+461841+1941-2441=3343+543-3543=34+15-9101456+456-456=358-258+4858=89-24+2712+19-4923-19+273672-172+1372=59-19+59=2327-1327+427=6790-2590+4690=69-16+3638-14+2525-26+5815+110-2104858+658-158=510+12-283741+141-2641=1789-1589+4989=1944-1544+2344=25+26-126188+1888-188=7579-3079+1079=24-49+695470+670-1770=56-34+2846+16-381762-162+1962=1928-1728+1628=89-15+1102541+841-1941=16-110+341537+1837-237=417+317-617=25-26+57610-12+1638-18+2446-19+3827+24-3106280-1880+2880=59+15-4834+18-5101185+3585-4385=618-518+618=28-19+3812-18+4103489-2789+3089=14+610-4629-18+2413+59-1212+14-583196+1696-3896=1231-831+131=2483-1183+983=315+1115-915=123+823-223=69-14+121366+4666-866=57+18-124856+356-756=12+510-283274+3574-6674=69-13+1212+13-2415+69-671733+433-1133=2397+2097-797=3256+1256-2256=3163-1963+1363=1344-844+3244=715-315+115=2444+1644-1544=49+18-2625-28+3424+25-238083-3383+483=49-17+1248+27-3625+12-147477-7177+3177=1835+735-1335=58-15+383543-943+1443=714+614-1214=23-24+473291+4491-7091=34+15-123669-769+3469=3359+959-1059=1943-343+2543=1139+939-1939=12-17+4739+12-481424+624-1624=12+29-352499-899+2199=14-16+122142-1042+1442=25-15+15=610+14-1827-15+35810-47+5928+12-27710+14-16560-360+960=114+214-214=310+38-2746+17-35784+5184-1184=29+39-195270+970-6070=2231+731-2531=3045-1745+1945=18+16-14410+25-3626+15-153563-2163+563=13-18+593064-1464+3364=36+13-4512-110+3102752-2452+1652=9398-6098+1098=45+16-1257+19-24745-145+1445=18+34-125369-3869+1369=3569-169+2669=13+47-123889-1389+2889=4549+249-1449=58-37+49626+426-726=69-58+6834-12+2534+14-17749-149+3049=842+1442-342=1727-427+427=2847-1247+847=7798+1398-6998=48-14+492346-546+2646=680+5580-3380=67+110-67510+28-1215+16-281718+118-318=37-14+4938-15+11029-110+1458+16-13315-115+215=625-125+1625=1523-423+723=35-37+21016-110+81078-710+681161+461-861=24+210-4106882-382+482=35-12+1247-17+2639+15-310223+2023-523=13-29+141567+4267-1667=7082-6682+3082=56-12+1312+12-2738-13+182447+2047-2347=57-16+161263+463-1463=