口算：,1,2,2230= 17400=,5016= 60900=,323= 245=,254= 1450= 2580=,804= 1902= 3030=,382= 1360= 5050=,竖式 ： 149+278=,782-368=,1263=,607=,684=,363=,682=,844=,924=,782=,513=,4322=,5223=,8575=,4173=,6354=,3274=,3055=,8486=,9255=,3597=,262=,933=,884=,666=,342=,753=,564=,846=,282=,3224=,3,2646=,2575=,8046=,1834=,3172=,2563=,2564=,2568=,5433=,3726=,9247=,1855=,7128=,8946=,693=,2766=,3242=,6513=,6403=,4988=,7389=,253=,466=,547=,275=,4022=,6093=,6153=,6246=,7505=,9807=,6313=,8436=,6093=,8044=,5043=,2055=,4162=,4,3263=,8324=,4355=,3063=,3603=,6804=,6084=,5175=,4038=,2626=,5647=,4062=,7604=,2503=,4033=,6275=,5602=,8422=,8763=,2424=,4176=,8968=,6447=,7535=,1427=,1654=,2545=,4927=,5407=,2302=,2816=,8102=,2003=,4006=,5,9599=,4816=,7836=,5845=,8244=,9208=,7203=,2043=,238+647=,412-298=,2313=,3331=,4312=,4511=,1122=,1244=,3213=,4211=,2133=,2243=,3113=,3412=,2332=,4121=,2223=,3412=,3111=,4111=,3411=,5211=,2334=,5429=,4762=,7882=,2436=,2714=,1562=,3625=,6,6325=,4228=,4831=,4576=,2134=,5922=,4346=,5639=,2314=,6584=,1263=,3298=,2647=,1515=,5555=,4545=,2735=,1846=,2394=,8126=,1616=,1717=,1818=,2222=,3724=,5548=,2972=,1843=,3129=,3228=,3327=,5149=,5248=,5347=,7,脱式计算：,576348179,201+232-365,3997+294,672（23）,（601-246）5,2367,9524,7821-531,35284,58216,21147,3221-29,488+16,32+(76-45),