簡簡便計(jì)算-精選推薦

1、X+4.8=7.2X6.5=3.2X8=0.4129 X=2.750（2+80) （1012）63 （2723）126X+18=483(X+2.1)=10.52 X+2.82=10.4（2614）8（3816）24 （2438）6 （8742）15（84153）16（4928）95（64-45）（9+31）11（52-82）18(68-68)5545（8448 ） （）6（64-9）5（81-70）6（28+16）8（64-9）5（）65（）9(85+14）7(12-36)415（6+42）（14+20）26（）832（15+25）12（4+12）（87-13）6（37-29）68(19+32

2、)65（48-124）（71-56）9212(6+7 )42（746）（6+9）2.512(6+8)（12-7）6（58+37）2（64-45）4（88-64）21（18+22）8（37+44）11(21+78) 10（2318）3（3+98）513（25+4）32(25+12)（16+6465（37+21）38(42+22 ) 86(25+75)10（4-5 ）（5024）9(28+22) 35(22+68) 28(4929) 312（25+66）(12+24)538(50-10)（18+25+2(37+10) 96（9073）10(23+95)5(2310）2（183）6(1312)375

3、（）（7025 )3258(98+2)88(12+44)(84+36) 6412(18+12)10(76+9)17（1017）98(19+8)75(9+2)83(10+55)12(3+85)50(344)25（24+16）55(99-9)(7+9)5773（25+4）（13+12）14(13+13) 22(44+66) 5(13+22) 5540217412052(13+49) (15+13) 55（54+6312(5+66)(19+46) 88(19+11) 22(13+15) 522422194420(55+99) 522(15+16)15(46+55)213410280414720292

4、1+7430524080628198777707+65302302（55+6）5665+77480720260083100403535743425560123648456640604 5748642736637419810420415325542( 572936621454972895212255164567366500(400396)7295564+264-4537650-(546+4530)659-450980+9809000-(4500+250)6700+72845346+95900(71-68)809-4268(910-720)9450-3200-42004000 8 + 350760

5、-540+11240064532086465+1250-35008030+5600800 718016002230270 3 9630 9 + 3202800+32 630069(6900-2400)5（729）(568)54 9 8280 4 5608+157060(23-17)(6900-2400)516016080696049350594505+125075152057505505309066(387387)01258100(111189)381044(17)(166)587496674300(300222)687（9967）（1000988）3311491153153+65775（25

6、20）2134108729929932(3216)339010954021742660262675152051022422135602090（250150）30687（4870-3675）72009(94+56) 3(35070) 5224221944203052408062213410280440217414712052202369921+738198777707+6530230260123427366255426665+774807100505403535743425560083648456640604 5748637419810420415335587729214549728952122

7、55164567366500(400396)7295564+264-4539000-(4500+250)1809-4267650-(546+4530)659-450980+9806700+728146+95900(71-68)760-540+11102400645320864300691264538(910-720)9450-3200-42004000 8 + 3502800+32 66500+1250-3500800 71808030+56001600223030 9 + 320270 3 96(6900-2400)5（729）(568)54 9 829604980 4 535059608+

8、15704505+1250（）6660(23-17)(6900-2400)5（6+4）575152053090667505505(111189)381044125810062500(17)(166)587496674300(300222)339010953311491 87299299266026267515205687（9967）51+65732(3216)（15075）5 （2520）2100（10098）356020902/1*2=1 3/1*3=1 3/2*3=2 3/1*6=24/3*8=6 5/3*20=12 7/3*14=6 8/7*40=354/3*16=12 9/5*27=1

9、5 2/1*30=15 12/7*24=1430/1*30=1 51/9*102=18 19/9*76=36 4/9*8=185/8*90=144 99/98*99=98 3/14*6=28 7/1*28=410/1*90=9 5/3*105=63 19/7*38=14 5/1*25=58/19*16=38 61/60*122=120 7/2*28=8 6/1*48=89/7*18=14 25/7*100=28 9/5*81=45 8/9*16=1811/14-3/14+1/8=4.05-(2.8+0.7)=0.554.05-2.8-0.7=4.05-(2.8+0.7)=0.55212+198

10、=(200+12)+(100+98)=200+12+100+98=12+98+100+200=110+100+200=41013.75-(3.75+6.48)=13.75-3.75-6.48=10-6.48=3.52（0.75*42.7+57.3-0.573*25）/3*7972=(0.75*42.7+57.3*1-57.3*0.25)/3*7972=0.75*42.7+57.3(1-0.25)/3*7972=0.75*42.7+57.3*0.75/3*7972=(42.7+57.3)*0.75/3*7972=75/3*7972=25*7972=1993003.45*0.6*2.8=3.452

11、.80.6=5.7964.020.98=4.02+0.98+5.4=5+5.4=10.45.173.2=5.17-（1.8+3.2）=5.17-5=0.1713.75(3.756.48)=13.75-3.75-6.48=3.5233*145+33*55=(145+55)*33=200*33=6600369*136-36*369=100*369=36900193*51+193*49=100*193=1930025*32=25*4*8=80079*16+79*78+79*6=(16+78+6)*79=100*79=790025*32=25*4*8=800193*51+193*49=100*193=

12、19300369*136-36*369=100*369=3690033*145+33*55=(145+55)*33=200*33=66001.45+156= 1352.25058=4003.6524=604.303+8=985.4004+205=2006.10+123+20=347.(8020+80)4=218.70+(100-105)=1209.36040+10= 1910.4020-200= 600（80-25）*2= 11012.70+45=11513.9023=6014.1663=3215.30069=20016.54097=42017.302015=2018.40047=70019.

13、（350-80）9=3020.160+70+50=28021.18-648=1022.426+20=2723.40-57=524.80+603=10025.41+182=5026.75-115= 2027.42+7-29= 2028.560080=7029.25164=10030.120255=60031.36113= 13232.1025258=32833.336+70-6= 40034.2594= 90035.200-333=10136.3020-1010=201037.1250+10= 61038.258+199= 39939.2311-13= 24040.12525-5=041.420

14、0-2200+200=220042.220+80-150=15043.2085= 80044.600-3200=045.20+202=3046.35-255=3047.36+8-40= 41）25%*132+1/4*8 2)32*0.125*25=1/4*132+1/4*8 =(4+8)*0.125*25=1/4*(132+8) =(4*25)*(8*0.125)=1/4*140 =100*1=35 =10003)75%*76+25*4+0.75*12=3/4*76+3/4*12+25*4=3/4*88+100=1664)3200*1/82/5+1270 5)(2/3+4/5)*7/6=400

15、*5/2+1270 =22/15*7/6=1000+1270 =77/45=22705)6*(1/2+2/3) 6)132*(44176)=6*1/2+6*2/3 =132*1/4 =33=3+4=77)72.25%*99+75.25%=75.25%*99+75.25%*1=75.25%*(99+1)=75.25%*100=75.252700（506499）90033.02（148.490.85）2.5=33.0257.552.5=27007900=18900900=21 =10=33.0223.02（111）5.1=（11）5.1=05.118.1（30.2990.23）1=18.11.7X

16、1=18.11.7=0=19.86.94.83.115.89(6.755.13.75(3.7535.61.815.5.171.83.26.48)3.687.562.6867.27.140.5373.81.6413.15.75+3.590.595.272.860.661.6385.363.723.56.283.536.83.96.14.87.8780.52 324.97.0910.80.87.093.522.50.49.60.80.43.615.20.2543.834.563.835.443.20.5.61.250.82.7.74（2.81.3）1.52.12.79.91.273.654.736

17、.513.70.253.742.229.9+6.666.710.716.1-15.110.75.93+0.19+2.811.27+3.9+0.73+16.11.293.72.716.33.251.790.591.75 23.40.813.47.21.233.40.236.636.541.764.540.8519912.50.960.83.123.12992.41020.8615.70.8614.72.648.677.3611.339.161.50.59.164.91.415（0.1512.50.960.80.258.547.60.80.27.60.8615.70.8614.72.648.677

18、.3611.333.251.790.591.75 23.40.813.47.25.41.8+2401.530657381065235718331735723651086214138254(13125)(38)(12+24+80)50253212583102832123181233+8512350(344)325（24+16）17899+1787942+79+79576.4 1.25 12.53.28 5.7 6.72 5.72.1 99 2.11.7 9.9 0.1723 0.1 2.3 9.90.18 4.26 0.18 4.260.58 1.3 0.58 1.37.3 4 2.7 0.25

19、3.75 0.5 2.75 25.26 0.125 2.74 89.5 （1.9 8）63.4 2.5 0.415.89(6.755.89)7.852.340.854.6635.61.815.67.213.75(3.756.48)47.87.45+2.550. 25320.125(1.250.125)83.834.563.835.447.0910.80.87.093.654.736.50.3713.70.253.7410.716.1-1.110.7 +10.7 3.9（1.35）181+2564）+2719378+44+114+242+222276+228+353+219(375+1034)+

20、(966+125)(2130+783+270)+101799+999+9999+999997755(2187+755)2214+638+2863065738106513825483102832123181233+8512350(344)325（24+16）17899+178158+262+138375+219+381+22550012471021232（181+2564）+2719378+44+114+242+222276+228+353+219(375+1034)+(966+125)(2130+783+270)+101799+999+9999+999997755(2187+755)2214+

21、638+2861024.57.86.92.26.95.60.258（201.25）1）127+352+73+44 （2）89+276+135+33（1）25+71+75+29 +88 （2）243+89+111+579405-29402821920-1680407690+4752-398148+332864-753602432+7302100-94+485451+（2304-2042）234215+（4361-71681（247+18）272536-720（36018）1080（63-54）80（528+912）5-617885284138-904264+318-828069（174+209）

22、26- 9000814-（278+322）1406+7359453168-782838+504796-5040（6307）285+（3000-372361+5/6-19/123x(-9)+7x(-9(-54)x1/6x(-1/3)1.18.1（30.2990.23）2.(6.8-6.80.55)8.53.0.12 4.80.124.84.（3.21.5+2.5）1.6 2）3.2（1.5+2.5）1.65.6-1.64= 5.38+7.85-5.37=6.7.20.8-1.25= 6-1.193-0.43=7.6.5（4.8-1.24）= 0.681.9+0.321.98.10.15-10.7

23、50.4-5.79.5.8（3.87-0.13）+4.23.7410.32.52-（6+9.7283.2）2.511.（7.1-5.6）0.9-1.15 2.512.5.42.6（3.7-2.9）+0.6213.126（12-7.2）-614.1267.2-615.33.02（148.490.852.57(5/21+9/714)下面各題怎樣算簡便就怎樣算。6.94.83.1 0.4566.223.78 15.89(6.755.89)4.025.40.98 5.171.83.2 13.75(3.756.48)3.687.562.68 7.852.340.854.66 35.615.67.23.8

24、22.90.189.1 9.63.6 7.140.532.475.272.860.661.63 13.354.682.65 73.81.6413.85.3647.87.45+8.8 0.398+0.36+3.64 15.75+3.590.59+14.2566.868.661.34 0.2516.24 (1.250.125)83.6102 3.723.56.283.5 36.86.115.613.115.615.62.1 4.87.8780.52 324.90.94.8100.1 56.59.956.5 7.0910.80.87.0925.48(9.40.52) 4.23.5 3201.2581

25、8.769.918.76 3.522.50.4 3.94.16.15.95.63.59.60.80.4 4.2994.217.8(1.784)0.491.4 1.252.532 3.6510.115.20.2540.89100.1 146.5(2346.5)3.834.563.835.44 4.3612.58 9.7999.727.53.77.53.7 8.542.50.4 0.65101 3.20.2512.5(45.932.7)80.125 3.140.6831.40.032 5.61.250.82.50.47.20.22.41.4 8.91.01 7.74（2.8）1.52.263.92

26、.73.97.3 181.80.1250.8 12.79.91.2721（9.33.7）5.6 15.02-6.8-1.02 5.411-5.42.316+2.323+2.3 9.43-（6.28-1.57） 3.654.736.50.3746572386 13.70.253.74 2.229.9+6.666.71010.87-0.9187 10.716.1-15.110.7 0.791994.8+8.63+5.2+0.37 5.93+0.19+2.81 1.76+0.195+3.242.35+1.713+0.287+7.65 1.57+0.245+7.43 6.02+3.6+1.980.13

27、4+2.66+0.866 1.27+3.9+0.73+16.1 7.56.53.070.381.62 1.292.716.3 82.451.553.251.790.591.75 23.40.813.47.2 0.324033.20.361.64 1.233.40.236.6 0.253612.7（3.70.84） 36.541.764.54 0.250.7347.60.80.27.6 0.85199 0.258.541.288.60.728.6 12.50.960.8 10.49.60.350.8（4.31.25） 3.123.1299 28.610128.60.8615.70.8614.7

28、2.4102 2.311.20.5147.322.68 2.648.677.36 7028（2.50.25）0.4 9.161.50.59.16 3.60.563.42.50.4 4.91.4 3.9（1.35）（7.71.540.72.52.4 2.74515（0.150.4）0.351.2520.8 32.40.90.132.4 150.254.51.84.23.5 9300.65 3Q 我非常感謝你！ 1024.57.86.92.26.95.60.258（201.25）1）127+352+73+44 （2）89+276+135+33（1）25+71+75+29 +88 （2）243+89

29、+111+579405-29402821920-1680407690+4752-398148+332864-753602432+7302100-94+485451+（2304-2042）234215+（4361-71681（247+18）272536-720（36018）1080（63-54）80（528+912）5-617885284138-904264+318-828069（174+209）26- 9000814-（278+322）1406+7359453168-782838+504796-5040（6307）285+（3000-372361+5/6-19/123x(-9)+7x(-9(-

30、54)x1/6x(-1/3)1.18.1（30.2990.23）2.(6.8-6.80.55)8.53.0.12 4.80.124.84.（3.21.5+2.5）1.6 2）3.2（1.5+2.5）1.65.6-1.64= 5.38+7.85-5.37=6.7.20.8-1.25= 6-1.193-0.43=7.6.5（4.8-1.24）= 0.681.9+0.321.98.10.15-10.750.4-5.79.5.8（3.87-0.13）+4.23.7410.32.52-（6+9.7283.2）2.511.（7.1-5.6）0.9-1.15 2.512.5.42.6（3.7-2.9）+0.

31、6213.126（12-7.2）-614.1267.2-615.33.02（148.490.852.57(5/21+9/714)6.94.83.10.4566.223.7815.89(6.755.89)4.025.40.985.171.83.213.75(3.756.48)3.687.562.687.852.340.854.6635.61.815.67.23.822.90.189.19.64.83.67.140.532.475.272.860.661.6313.354.682.6573.81.6413.85.3647.87.45+8.80.398+0.36+3.6415.75+3.590.59

32、+14.2566.868.661.340.2516.24(1.250.125)83.61023.723.56.283.536.83.96.115.613.115.615.62.14.87.8780.52324.90.94.8100.156.59.956.57.0910.80.87.0925.48(9.40.52)4.23.53201.25818.769.918.763.522.50.43.94.15.95.63.59.60.80.44.2994.217.8(1.784)0.491.41.252.5323.6510.115.20.2540.89100.1146.5(2346.5)3.834.56

33、3.835.444.3612.589.7999.727.53.77.53.78.542.50.40.651013.20.2512.5(45.932.7)80.1253.140.6831.40.0325.61.250.82.50.47.20.22.41.48.91.017.74（2.8）1.52.263.92.73.97.3181.80.1250.812.79.91.2721（9.33.7）5.615.02-6.8-1.025.411-5.42.316+2.323+2.39.43-（6.28-1.57）3.654.736.50.374657238613.70.253.742.229.9+6.666.71010.87-0.918710.716.1-15.1