四年级数学下册简便计算专项练习题12.docx

1、四年级数学下册简便计算专项练习题12691454569125(82)12121940191914395579588100125(24+4)56210156297999764125821232382125(82)818179701595966373437649925(24+4)2731127323923825161343416125(84)8585894018181936913675100125(24+4)28511285629996264125631848463125(88)515149701595972693261299925(16+4)401101401509995048125831858

2、583125(86)40409100175754149594949100125(4+4)4491001449359993540125251949425125(82)707019701161652704870409925(16+4)4351014358699868025931757593125(82)808039201575793127129099925(24+4)466114665295240125891141489125(86)5757292012828877013702399925(8+4)4961001496709705625951353595125(86)333329101606088

3、74127495100125(40+4)223100122397999972425431515143125(88)131339100193935175497527100125(28+4)58411584529525625201333320125(86)76769980151512883728336100125(36+4)475100147537999375625121555512125(86)9494491018888783022303810125(20+4)134100113449994916125691212169125(82)878729101131316378437929925(24+

4、4)1971119774997472125661242466125(810)94945910019797163184311110125(24+4)56310015632399238025991939399125(84)9494194016969922382326100125(28+4)4491144954995456125561212156125(84)545469201999949185118309925(4+4)385113859399932425801959580125(810)707089401191913448744509925(36+4)32910013297499742425821909082125(810)424296011414909110912610125(36+4)49011490629996224125961313196125(82)737379701181896274271399925(24+4)3991139983999838025331969633125(810)5151299019595803220327399925(28+4)535100153529992980125