分数加减法口算

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1、21192I巨241900115241300117312+21-+172II1一112II192II必100II1121119100II17131o121II口1641431174414541621o312+71312+6II1513II144II区15II19112II1513II101713II31II仁10041474ICO3|o512+512+9|10414+31|I21o00II1517IIis3II141516II5II1719IIl-i4131II14171M1441531100341004147IIM215+3111o7II1614IIIS3II1413II1410011711

2、7II151210314II212IIIS131343IIIsIo313IIIo171242II1.kloo13区1312II444II15目i242119104|31413II6I112IIS24144412IIS44153I11414116II14112IIlui2II1414II131i2II714II1O1131_41IIIo1741344ICO711974IO)3|Io3414215+214177is4IS7197193Im31002Is21514+3Io713+71100419+713+514+9后I516II1311一719II71124昌II7100II514II1917II3

3、14+5117314+9Io417+7191514+71913|oII5116317II19115419II716II517II7100II414716710051431007100513413+1+4+1+417II711271CDII51loo3|3II716II519II4|4II5143142175162199|M3100414+1+4+1+b519II31142II5172|3II1912II3出II419II3HI54+3IOI|937+4啥I3HI54+1314II5114131UiII1-Xo13|4II1415II1314II513II51M15I9II2+215II3|31

4、3店II2121Im133|313lOOIISN+O100II513+516II712+719II7100+4|IS214+24145M|513+712+712+700II411324II21135|1II57II700II7|3II516471331700173后65417+I+41I+51001713fL00151NIII415IIII1II3|3II1314|9II3R2153173曷7124193514I+I+1I+121-r、1217164171519II3|3II2|7II3|oII31looIIII312II71461500|o73局41M093E+1411+1714II6|1I

5、I315II7115317II413II-k0191317II0015912713317213-k一31006|0一+I+1+1+b0019II617II915II71123日II2|3II101913|3II4730090061100I74947+I1+1+4忌31M9|31户0017454|4IIIIII1IIO13II11II7100912710000115ICO9123491001+111+715910071315149179100IIIIII0017IIII3191II7100O19314001191300|M599121+1+11+74I30000lui9心0019579|3III

6、IOIIII1IIII11919110014o4oiiZ|951991+o1oII3一715+31312314+151169IIo711531711600413915+o139十52100-Xo473141711500ii1391ooII39II00215IIoi312153120013912749100323o44+1十1+421173IIIs001159II一7II4912II3113113145100716293221727o411十十1+Ib31155II一71142II二3II2O21152191o1一71159IIs34+9I53十4741.k74+31711219IIlui311

7、9II73II二71167100314II-Xo4|334311005十721工34is71334oi113II31175ii72II7311171一313143一2179003O715-Xo3914431is43IIIm1211319II十3II171134oi1914913+2I715194149Io2172171314+917II12119714II9110019IIo217215II3|”II614+9Io5100+54176117349141314+II191100519II51196II131o913II314II715+6117716+3|o5417|口314+71M|716II6115716II31100512II71o312II719IIb31M

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