分数四则混合运算.题

1、1932111336十【17 x(4 +3 )】12 -4 +10十52 3143 +【(4 2)x 5 】计算下列各题，能简算的要简算554518211316+ 3 x58 -4 x(9十3 )(2 -6 )x 5十52426537735 +15 -57 x8 +8十6(11 -8)x 88131【1( 4 + 8)】十47112 _59 十 5 + 9 x 11丄 5132 十 8 + 4 x 511755281613 48x( 12 +在）(8 -16 ) x(门+3 )13十7 +7x 134242137123412125十3+3 x55 +2x 5 +1013 x7 +7 x13 +

2、1313269299(6+ 4 -3 )X 12213十26 -399X 100321510751434 x5 +4十221 x20十6445X 443133315 726 X 4( 8 + 3)7725 8 0.12548X (一2 + 2)十323X00 - 959 x 7+511X5 - 9nJ丄13X!71 一 5+2 一 -4X 23 +25 X 678 4)+88+( 8 4)9 741x【7 +( 4 + 1 )】10 85 4/ 111、 159589551(-X)+ -+ X -X _X+44246 899669(31X 8 +1984 X/ 31、331、2+)(-)+(+

3、)X8272743871431112+空X 812-18181)354115,71、1X X -+ ( ) 4732161642+ )15122+( 4 + 1)x二37225十1】1512(丄1 x 99)252434 x 44 x 95077503 X 567+ 441 X 2 4 884/ 32、c 7+)x 8+42323* - (2.5+1.9x (0.5 -0.5)32(16x+ 4)-874 2 -2.5+1.9 x (0.5 -0.5)5-(2.5+1.9 x 0.5) -0.54 2 -2.5+1.9 x 0.5-0.54 2554 2 -

4、(2.5+1.9) x (0.5 -0.5)452 -(2.5+1.9)5x 0.5 -0.5 12 3 -4 2 -2 13241-51310.125 X 4 +8X 8.25713(8 1316 )宁能2.5 X 号X 0.4 X2g31叼 225-715花+(1610X ( 5 - 0.5)十 3 (27)(2.7-51544.25 X )十 2.8 X57I - 5) 18.09-1.625) X120.84 - 0.3 - (1.96 X1 8.9)2 125 X 2 -2.1 - 3 电632+6.2+371.25+1(75X 7.4 +83+ 石)X 15X 11X (1.5+2

5、)-3.75-1 6 -(0.15+920) I*1 13 +73 X 2+73) I2.1+7 宁(3 召1325+540 18X 153.8+1314382+498 381382 498-11621532517 X (43 -彳5)宁8 (24+ 3-1 6)X 122.5 宁 8+3.5 X8+0.1251 11151321(9.5+9 2 +9+9.5)X1233 -(17 +8 4)X152.5 - 8+9.5 X -8+4X 0.125(0.05+4)十 0.25 - 2 X 0.125 5.35 X 0.25+2.65 X 4(31 + 4 -2 I )占 十 0.8)(4.21

6、5宁 0.7+6 X 方)X 26748 X ( 12 + 2)2-E ?15 163 1x 8 74 2 3 x 十一5 34114x15 3X 23 +X 671411_ + + + 3 93 413 2 1 一十一 x 一十一 S 4 3 27 1125T + X 959 112 -(2.5+1.5 )(115252524- -2+1.5 X 2592-(2.5+1.9)5X 2-0.50.125 X - +- X 9.2548(7 +空)8 16)13162.5 X - X 0.4 X2 -7315 -2.25-7 -144-1 | ) X 121571143245 +(16 -4)-

7、2 10X ( 5 -0.5)十 7 (2.7- 4.25 X -)-2.8 X -8 911X5 - 9+7X5 - 93 - 4X8 - 9218X (1. 75+2) - 3.75-3 233(0.45+ 20)十 1.8211215(-+-)X2.5 X 号-2.1 X - +9.712212.5 - 8+9.5 X+4X 0.12587X( 3-1.5)-132- 5 -2.1 X - +9.631 1 1(7 3 +73 x2+73 )2 X (4-3.5)十 8 (215323 -(1 7 X14 )+ 32.5 -8+4.5 X 1 +0.125(9.5+91 12 +92 +

8、9.5)12(0.25+ ) -0.25 -451(42 - 0.7+ 5 X 255265.35 X 0.25+2.65135(34 + 4 -28)+(113(34 + 4 )X 0.25 +2 X(0.45+ 20 ) +1+ -4 209)+ (0. 45+20)(5(5-0.25 -12 )丄25(5-0.25 -121+ -4 20132+8+(3+ 4 )7+(2+ (6-2)X 0.25 +1.5 X 4 +0.5 X 0.254755、,35 、,53 一 -X -+ - X12127887 X总+空1516 27109418X( 4+-)96右)X(24-4+4 )77X 7+312x 212121215(32 X 1 + 17)-41218X 3 +16x2 +164425251663 (9217)8(1 1)4(99+-)X 3054-_51171145 ,2 .3X+56551623151 X 58+ 1 X 41+ 18 8 8341(21 X - + - X 21)X 174_9十10t)X 104/ 51、53* -)*