1、四年级数学下册简便计算专项练习题大全182631222263125(88)36366920159597927212773100125(8+4)39511395949944825621808062125(86)6767198018383609340939599925(8+4)178111787499748125691434369125(88)222289801595921598158599925(40+4)363113634699467225871171787125(810)7979994013333884512454110125(12+4)292101292779997764125731121
2、273125(88)1616291014444521748176899925(12+4)5441154489999898025611515161125(810)75758930183831920812017100125(40+4)50311503319993116125991363699125(82)494929501454551795172199925(4+4)526101526199192425511111151125(810)3030194015252577543754199925(36+4)174100117471999711625401606040125(86)83835980149
3、493575657524100125(32+4)30211302779774025871949487125(84)11113980115152179797963100125(20+4)5881158860996024125701646470125(86)95959950194946816321677100125(40+4)4921149273999738025311131331125(88)383819101919133686768919925(12+4)213100121349994940125571717157125(810)4848493018888665034501899925(24+
4、4)486114863099307225591454559125(82)21215980127271172897261100125(20+4)1921119233999338125411464641125(82)74742970199993540654017100125(12+4)4081001408369364025391353539125(88)646449901232397813819399925(16+4)430114309199116125391989839125(82)323279601505067523352369925(20+4)312100131229999295625311383831125(810)888849701151514498649669925(8+4)270101270909999064125801585880125(86)363629801989837906390499925(12+4)24610124698999984025791969679125(82)26261910171718730133058100125(36+4)12710011279899981625