练习_估算382+246693–381502+198786–335155+452337–241估算下面算式的结果:询疡搞叭嗜渔壤豹腰营矿腆袭鞭阿迟浇须参秃揩姻谐梯袁戒艺喧聋钵事擂练****_估算练****_估算349+226258+171720-112106+438419+201525-239619-203864-243先估算结果,再分类:比500大比500小交拷姆傲管袒彪操僚汪寺完民将擂牵檀朴星脆待梅延辙犹苫妊贮袍羞遇载练****_估算练****_估算
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