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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,+,-,+,-, , , , , ,25138, , , , , ,a,、,37 +125 +63 +75,b,、,1252584,c,、,320,(,68 + 25,),d,、,12 ,(,200 +3,),g,、,20 99 + 1,h,、,3899 +38,e,、,10184, , ,k,、,5430-304,37 +125 +63 +75,=,(,37+63)+(125+75),1252584,=,(,125 8) (25 4),12 ,(,200 +3,),=,12 200 +12 3,101 84,=,84 100 +84,3899 +38,=,38 ,(,99 +1,),5430-304 =,30 ,(,54 - 4,),a+b,=,b+a,(,a+b)+c,=,a+(b+c,),ab,=,ba,(,ab,) c=,a(bc,),(,a+b,) c=,ac+bc,(a-b) c=,ac-bc,26+( )=18+( ),26,( )=18,( ), ,18,26,18,26, , , , , , , , , ,(,32,68,),17=32,(,68,),(,+68,),+17=32+,(,68+17,),32,17, , , , , , , , , , ,(,25,),4=11,(,25,),(,25+11,),4=,4,+,4,(,25-11,),4= 25,11,11,4,25,11,4,4, , , , , , ,(a,+,b),c,=,a,c,+,b,c, , ,., , , , , , , , ,40(8,25),408,4025, , , , ,A,B,C,C, , ,61+72+39+28=,(,61+39,),+,(,72+28,), , ,A,B,C,C, , ,1,、,13+81+19,a,、,125x8+125x10,2,、,9x13+13,b,、,13+(81+19),3,、,42 + 137+ 58,c,、,100x28 +28,4,、,101x28,d,、,13x(9+1),5,、,17x4x25,e,、,137 +(42+58),6,、,125x (8 + 10),f,、,17x(4x25),36+85+64=36+,( ),+85,(,35+57,),+43=+,(,+,),22+34+78+66=,(,+,),+,(,+,),25,74=,( ),( ),7,(,428,),25= ,(,),64,35,57,43,22,78,34,66,25,4,42,8,25,4819,5219,(,_,_,),19,48,52, , , , , ,4899 +1=48100 ( ),1+23=1+32,( ),4 a +5 a=(4+5) a,( ),24(5+12)=245 +12,( ),80025=,(,8004,),(,254,) ( ), , , ,801+348+652+119,=(801+119)+(348+652),=920+1000,=1920, , , , , , , , ,8,50,2,125,=(8,125)+(50,2),=1000+100,=1100,8,50,2,125,=(8,125),(50,2),=1000,100,=100000, , , , , , , ,103,89,=(100+3),89,=100,89+3,=8900+3,=8903,103,89,=(100+3),89,=100,89+3,89,=8900+267,=9167, , , , , , ,12588,2513+13+1374,2524,2532125, , ,2524,= 100,x,6,= 600,=,25,x,4,x,6,2524,=,25,x,(20+,4),=25,x,20+25,x,4,= 500+100,=600,12588,=,1,25,x,8,x,11,= 1000,x,11,= 11000,12588,=,1,25,x,(80+,8),=125,x,80+125,x,8,= 10000+1000,=11000,= 100,x,1000,= 100000,=,(,25,x,4),x,(,8,x,125),=,13,x,(25+,1+,74),=13,x,100,= 1300,2532125,2513+13+1374,1,、,42 8 + 58 8,2,、(,42 +58,), 8, , , , , ,8 , ,8 , ,52 , ,42 , ,4848,48,489,999999+1999,779,1137, , , , ,26,4, , ,26,(,4,) , , , , , , , ,
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