四年级数学下册简便计算专项练习题大全251.docx

1、四年级数学下册简便计算专项练习题大全251671676767125(88)4343298016666135487542599925(28+4)4201001420119114025181929218125(82)16166910016969691631166810125(4+4)366100136664996472125161828216125(86)9898594019191376977645100125(8+4)1191001119989985625801525280125(86)6969791014747664334435410125(20+4)547115471491472256216

2、86862125(84)959529701141473492749969925(16+4)38211382549542425481343448125(82)93939501272716288428359925(28+4)3101131011999115625141454514125(84)77779801959568894886010125(12+4)173101173279992764125791606079125(82)75759101878739406140439925(36+4)35010013507399737225251707025125(86)939396015151530953

3、0919925(12+4)5161151620992048125831202083125(810)303089701979741905990439925(4+4)3551135574999744025161434316125(84)8080497014343532147214210125(20+4)1791117996999632125811262681125(82)1111692016666225878581199925(12+4)27211272939938125371595937125(810)56562950111116170397047100125(36+4)511100151176

4、997656125861575786125(84)9494691018787942962947100125(40+4)422101422179917825571606057125(84)1818998017878698531858599925(28+4)2521001252879877225271898927125(86)13132910016262962942972100125(32+4)40510014058499984825861363686125(86)2727792016262841924140100125(4+4)4111141135935825251696925125(88)9696391013434403760373699925(32+4)5321001532179178125301949430125(82)2424295017474326168612710125(12+4)184101184349348025161353516125(810)2424398015151666034606499925(36+4)3881138850999508025