分?jǐn)?shù)乘除法簡(jiǎn)便運(yùn)算100題.docx

1、分?jǐn)?shù)乘除法簡(jiǎn)便運(yùn)算100題(1) (9 +27)X 3 X9(2) (8 .15X4 + 27 X47512 X6-312X6(4) 6 X9 + 9(6) 13 X5 - 13334 3X 53(8) 8 + 8 X7 +8 X7637 X 35153(11) 21 X4 +8 82183X 一.48(13) 9 X9 9 X948(15) (7+9 )X7 X934(17) 36 X352(19) 263 X）1°(10) 25 X 247(22)(12) 10 X101- 1033(14) 5 X 99 + 54(16) 355(18) ( 62(20)35 5325X255X

2、63 7.(23) 7 8_7 J9 (24)918X 52789973535-X- +-3(50)(25)3520 二6(26)59-5-5.12 912334 3337X (27)8 -878X7(28)6362(29)229丄十L+2J- 6.（珈X(15)373729315283(31):8 X3 X15(32) 254X411751(33) 54X8(95-6)(34)121824723568519210.375234 -19(35)811113(36)725253IJ_1 _53 1131(37)6848(38)12 64 242471125434265-578 -157(39)9

3、5911(40)343-383.85 55111(41)88(42)7 91279125350.633一 4424 一(43)x235? X34(44)+ _(45)101X5525338(46) 一 +_ X15(47)8十88815(48)丄 X 62 K6(49)(90 + 丄)X L897(52)18X ( lU78 8x2+2162793(51)9615(53) _X7+3(55) C乂_77(57) 3? X8 112_ X534 4、7/ . 4_ -h_ X11(54)(2 -6(56)“5(58) 333 丄3124)X ( 24-J )5x213(59)(61)(63)_-

4、5. _912 125x +17)4ILX 9 土725363 (_(3216129 _2516二)16(64)(66)14(68)1521 7?+7 門(i +521X1 X21)7L60 3(62)(65)(67)(69)_ 5 X 6 二9(70)65104 45(72) _ X X 5(74)744 5 _ 十(_5 8246 X_454157227廠12(84)36X375_53(25+_4+_4*8 +C - ) 38 2 3 4 239(99+_ )=10? + 2)X651 , 1X41 +_L64 X 1+2_4-3_5 653 X 1535X 53(81) 20082007

5、9139X十扶101710(85) 13 -13 X33174(82)9111113(86)7 X 101- _72552554(87) _ _57 9_3 57 994 + 9X4(89) 17X 160/(92) 2004 X2003(88)/、 44(91)_ X 3745(93)73 X -158(94) 16641201X 39 +X25 +26(95)413(96)1 X17151712212000(97)2000 4- 200020011993 19941199426(98) 1993 19923(99)3 _52X 2552(100)(9-+77(9分?jǐn)?shù)乘除法簡(jiǎn)便運(yùn)算100題答

6、案(3)59(5)13(7)344+27) X3 X9 =312X (7 - 3)5X271918L13612 X6- 12X 6 =137 X 35 =335(2) (8515=01(4) 66(6)%13X9 +132X-5(8) 8+8 X7 + 8 X7 =(10) 2562524(25-1 )L925715310X(12)21 X4 + 21447(12) 10 X101- 10 =70(14)(16)(17)9 x9 -9436X9 =0(14) 5 X99 +5 =604+ 9)34X7 X9=92(16)535 X25=95518X3534(18) ( 6 - 9 ) X 5

7、=1(35+1)X 35=3434352(19)263(25+' ) XX5=27(21)lU3(23)十(25)2078 =_7= 1223）一833X- =087(29)(32)6 2"+ 一732F 7=68-=-23159X- X-(33)54X ( 9 -6 )=3(20) 325 X6(30+13) X 556(22)(24)<(26) 53512(28) 63 羿62-49=375=712376229(30) 29 x(i5 X31)=3(32) 25 一4X4= 103-U5303112(34)18517224=109117(36)5 0.3751111

8、(38)648=58s3 =0(38)(36)1112_L1(39)911 =11(40)(42)(43)(46)(48)(45)=64(42)(50)(51)(53)15(55)3344240.6=60=2(45)XI5 =10(47)8(49_5725265 _412lOlX25» 1-F8=J_15151(90 +) X4 JI 1925132424578 _3 157二16 °25=19 二712 =588891627(52) 18X=23152 2 X7+ X5 =8(54) (J24-1)125xX 丄=313111158(57)37(60)(59)912 12

9、 5 =93 4 5311(62)(32X 丄+17)4-5Ml(25+) 丁+1412444 =4(63)18 X 9+ 79X+9 92516251616 = 853一、 5163C 兒)=20(65)_ (_ _1) 3.心(64)9 217823423 =0(67)(21X ? *4X21)x_1 = 21(67)(99 + 9) =9=111774410914/ 4 .2 、10S . 4 ,(69).(1 +_)X _=(69)( _+ _)X30 =4915531110651 1 1_ 5 X6 9 一_9 =_1(71)_ X58+_ X41 + _(70) 61 510528

10、 8 8 :=(73) 1X 4_X5= 1_1(73)14x5+3_= _45742 =145 6 55 345 15(74)(_ 一 _)4丄 X 153 - X 53=6058 28 =：4(75).54 1177 -123113103(76)(5+ 4)* 310 = 20(77)8 X 2 =5X9)=32(78)(2- +T ) X15X11 =67(79)37且=3亠1511393944 .442006(80)46 X=44(81) 2008 X -2006 2UU64545200720074157913949(82)X(83)XHX 7221222101710171092811

11、111320(84)36X37 =37(85)13 -13 X33= 33(86)-3-X101-=28(87) _ 5-3 5=25257 97 995351599(88)4+9 X 4 = 9(89) 17X 16 =9 16(91)37(92)2004 X 67451200345=1 X 37 -=36 &45(93)73 _1 X 115X 37= 200345=67=72 X16)151+16 X 1(2003+1)X 67200320036720030/+ 1 X2003=212=9 _151581(94) 1664120=(164 + 竇)20141=164 X 41乂2041=4 2039X2526(95) 43434=X13 + _ X25 +.3 X 26444135=_ X(13 + 25 + 2 )43=X404=304231(96)1X ( 2._ )+ 15173412= 21X 1 11 +151 X_l171212172111X ( 1+ 15 _1 )1712121317212000(97)2000 4- 20002001= 2000 一20012001= 20002000 2002=200120021993 19941(98)1993 1992 1994=(