分?jǐn)?shù)乘除法簡(jiǎn)便運(yùn)算100題(有答案)

1、分?jǐn)?shù)乘除法簡(jiǎn)便運(yùn)算100(3)615X9(1)X X6 6一1313- -7 7- - 5 5 X X6 63 3一4 4X X5 5一2727+ +3 3 - - 4 4X X2 2 - - 9 917171 1 - - 6 6X X5 5 - - 9 9+ +4 43 3一3535X X37379)9)3 3一7 7X X3 3- - 8 8+ +4 4一7 7X X3 3一8 8+ +3 3- - 8 86 6X X5 5一12126 6X X7 7Z1O3 3一4 4X X+ +3 3一4 4X X15-2115-212424X X6 6一2525O OIXIX9 9X X7 7X X

2、)/)/8 8 - - 9 9+ +(X(X773 3一5 5+ +9 9X X3 3一5 54 411118 8 - - 9 9X X8 8 _-9_-98 8一9 9X X8 8 - - 9 94 4 - - 5 53 3 - - 3 3X X5 52 2X X4 4 - - 5 5771-1-5 5 - - 6 6X X2 2 - - 5 520207121(24) 9999(43)(22)3 74 7-S厶 :(23)7- 8 7_8(25)圧(34)(37)(26)5 5 4 5 -2- + 4-9 12 9 1233433) -8X7-8X71175 )1-+ - T - 4-12

3、1824 J 72(29)3(32) 25- X43)3)3 3zflxzflx29X(15X藥)X X5454冬2+。.3752仝-3芒(35) 8 11113(36)+ x4 + xl972525(353 13 1-64 24 J124711254- 4- X (39) 9 59 11434265一一 +578x二+157一一(40)343 (41)2X8X88 8(42)?+?+丄卜7912；334- + -X44 + 24-0.63 53 (44) 8X + 5 X3.24(45) 101 X 257121(24) 9999(43)55(46) 8 + 8 xi5(65)(47)815

4、十8626(48) 3 x 7 -p 3 x 7丄 丄(49)( 90+88) x 895_355(50) 7 x 8 + 8x7(51)45(52) 18X (9 4-6)2 2)-X7+-X5:4(54) (-) X (24-?)(55)1 2 1(56)L()）3沐18 1111 8（58）叫X3(59)5759y -4- s9 1212 5(60)(61)（32令噸311(62)+衛(wèi)-Z+4(63)2516251616543(64)63X(-+-)步823423(66)x755(46) 8 + 8 xi5(65)94 . 2(80)20(67) (99+-)一95699x -(70)6

5、515151(71)一X58+- X41+-8 8 854(69) (- + -) X30o 544 51X - X-(72)57 424157913949111113(82) - X-(83)厲xn+wxu(84)r(85)帀_13x 元(73)45235X6+55583-X153 - 0.6X53(75)2006(81)2008X4177(76)(- +玄)屯 +-11310叭小X?)1(78)+)X15X11(79)37x1(86)(88)9(89) 17X -(91)訂(92) 2004X672003(94)1166-41(68) (：+ ?) X罟1894 . 2(80)20丄X39

6、+ - X25 +（95）44263x 413X （2?2）34+ 15121721（97） 2000-2000200020011993x1994-1（98）1993+1992x1994322（）35X255+ 379X652 2（100）（9；+7亍）分?jǐn)?shù)乘除法簡(jiǎn)便運(yùn)算100題答案84（1） （ +亓）X3 X9二3162?。?918555156X9 9X6 94 41X1X3（4+27X34=1136X 6 -512X6二X335：= 3-635X34 +102?X3434X86898X9=08 8-9-937377 7一12124 41 1z(xz(x6 6一1313+8+86 6一25

7、256 6一25256 6一1313一8 8 + +一7 7X X1919一25255 5=2424- -1111O O11117070二6060-3 3 - - 5 548(15) ( - + - )X7 X9二924(16) 3二X25=953(17)36X里5518(18)(6 9)XT=1=(35+1)34X351(19)26廠-=（2斗）1fl 1-17(21)1012 5,374 7一一+4- 87(23)7878二(25)3=12-X20 + -5 6丿2334 33(2%8X78x-二0(29)16 26 7 + =37 37 652 82(31)-XTX831598 5）54

8、 X96)=325(20) 32二X-36125二(30+) X-56二2735 + - -5(22)7丿二7丄77121(24)9 9 9=5(26)5 5 4 512:- 1-:二9 12 9 125(28) 63x 622(30)-3(32) 25-(34)(35)8 11x + 0.375x2-3-3=0（37）53-+ 1.6 848=58(38)37=36229X(15X-)X4= 1033011+ + 令一24丿72皿11218? + + 人19s(36)72525=19 -(115313112642424 -7(64)71125H-X c(39) 959 11=21133-x8

9、-s-x8(4D88=6453533 4- - + - x 44 + 24 4-0.6(43)353(40)343=750(42)555)+ + 4-17912丿1 1_ + _ + -791 =5265- + 578X- + 157-=60(44) 6.8x1 + ! X3.2=255(46) - + - X 15二 1()8 816 2x/6 6 (48)-X- + -X- = -37377(50) -X- + - X-7887-7(45)(47)8 15(51)15xA41019 =3(53)(55)(57)）101 X 251-8=1 15X丄=1891882?-X7+-X5=83,5

10、(7X土+)十土工777 =71+x3=4x -_8 1111 845(52) 18X (- + -) =239 o(54)(丄一丄)X (24-) =1 6125151 2 1 1)廠(亍+g)X評(píng)(58) 333* X3 =10005 75 95X-1-2_ 9 12 12 5二9(60)25 25+ x-34 56=1(61)(32X -+17)4- 4 12=60(62) 丄44=1034(63)等 X 專+右咗+將 W(65)+異亠823423=o34121(66)X- + -X21) X-=-91(67)(99+衛(wèi)(64)XH=54(69) (- + -) X30 =49655 6

11、991x- =00)6 5 10 52(71) - X58+- X41+-8 8 8=125(72)亠-5742=1445(73) -X- +5o3-X153 - 0.6X53=60G5)4(76)(-177+4)屯+W23201131032(78)(- +-)X15X11=67(80) 46 X 45452006(81) 2008 X =2006200620074(82)-15X2222(83)91394910171017 10(84)28(85)11 11 13 20 X二13 13 33 33(86)25=28(87)4 5 3 55 x+x=7 9 7 9 9(88)(89) 17X1

12、6 1644X3745(V)X3745= 1X37- X37458=36 45a11(93)73齊16 1= (72+T5)xi116 1= 72X-+X-815 8(91)(92) 2004X672003(2003+1)= 2003X672003=6767200367X-2003+ 1X672003=(164 +4111411=164X + X 4120 411=4201X39+1X25+XA(95)4441 333=-X13+ - X25 +443=-X (13 + 25 + 2)43=-X404=30=212001 20021993x1994-1(98)1993+1992x1994(1992 + 1)x1994-11993+1992x1994_ 1992x1994+19931993+1992x1994322(99) 3- X25- +37.9X6二(97)20004-200020002001= 2000+2000 x2001 + 20002001= 200020012000 x20026 6 3 32 2 - - 1 1X X3 3 - - 4 4X (2-) +1534122111 121XI +15X1712 121