1、200+180= 56+125= 400-70= 71+28= 68= 36-18= 355= 90+150= 789= 45-27= 720-180= 99= 910-90= 387= 220+150= 69= 67= 408= 290-40= 770-160= 600+270= 620+150= 250-60= 26+9= 57-38 1500-700 422 65+15 8002 3800 3220 58+33 420-20 1200-200 117 80-46 085 142 5900 2200 83-57 29+68 68-49 807 8004 3303 323 58+26 342

2、 5505 8008 800+700 2440 605 244 323 133 6007 1203 3200 7500-500 124 331 1204 097 442 322 2440 70+500 9400 3330 49+33 78-36 9603 1500-900 1800-800 26+57 33+57 6003 37+8 62-33 55=254=05=2022=1083=1204=3033=614=5607=8109=7005=3003=40300=70700=752=099=844=5409=888=192=1270=2540=453=9910=3103=0666=1566=8

3、0200=611=9990=2035=8203=1730=963=1055=8406=254=1204=03=75+125=1000-29=3024=2150=15030=777=33020=4084=1236=554=1110=5607=655=3905=2002=80500=100100=920=40500=9909=1258=454=1212=3096=50511=240-1002=3620-20=4505=350+3003=523-56=179+8109=54+232=3040-800=8193=(65+35)2=2（69+21）=6489=27+315=0320=089=63330=

4、078+25=199+06=2(75+125）=730-210+190=80+806=12040=0899=825+2050=900-2002=4040-90=13(648)=2+510=8024=10010=27-102=0930=4042+20=95-28=94-18=95-38=80-16=36+25=74-58=28+36=52-25=63+18=36+15=90-68=75-46=61-33=60-23=43+48=83-57=61-43=36+47=52-35=28+16=37+35=69+22=15+77=53-45=27+48=60-46=36+25=36+15=43+48=8

5、3-57=28+16=19+52=18+55=19+42=92-59=13+29=93-66=93-46=44-29=47+24=70-12=27+64=92-79=13+39=81-19=85-67=80-31=13+19=71-22=30-16=25+66=92-69=39+12=45+26=45-16=71-32=69+25=46+36=31-14=85-57=18+65=93-56=84-47=23-15=19+52=18+65-35=53-37+45=76-49+19=18+55-37=18+55-37=50-14+18=57-38+29=85-29+38=14+77-37=85-2

6、9+38=68+15-39=28+28-17=27-18-19=75-26+35=17+65-64=68+15-39=28+28-17=58+13-28=38+53-12=28+67-46=29+54=56-48=70-51=56-38=58+13=16+39=32+29=33-17=63-49=40-28=41-25=84-19=18+27=57+25=55-28=96-47=56+15=25+28=17+17=49+14=24+18=82-44=42-13=90-43=96-67=28+67=47-39=90-33=57+35=41-15=38+53=16+19=63-39=64+27=9

7、6-57=16+29=58+23=29+54=58+13=16+39=40-28=55-28=49+14=96-67=28+67=41-15=96-57=75-36=33+19=74-26=35+27=15+67=82-37=60-13=34+39=94-85=74-16=57+28=94-75=73-38=28+16=74-48=26+18=49+39=80-62=66-27=58+38=14+57=51-14=34+29=73-28=66-37=81-27=14+47=35+17=90-58=27+28=82-47=80-72=75-36=82-47+58=14+47-14=91-23+2

8、5=35-17+29=67+24-66=35-17+29=24+28-33=86-38+43=78-59+59=94-69+36=72-35+49=24+28-33=86-38+43=64-17+14=64-39+28=64-17+14=45+19-39=17+48+27=45-29+38=46+16-23=53+18=38+27=19+55=17+58=19+45=92-39=38+17=26+46=92-49=71-12=17+48=33+58=46+26=85-48=70-15=26+66=93-36=85-38=70-25=90-74=76-39=76-29=77-49=46+16=6

9、2-26=18+35=25+69=26+56=63-14=47+14=84-28=39+15=45+29=45+19=90-64=45+39=93-26=18+68=93-59=94-46=24+59=53+18=19+45=71-12=17+48=70-15=90-74=62-26=47+14=84-28=90-64=94-46=55-28=36+35=62-19=79+17=75-67=40-18=83-65=84-75=28+57=60-44=47-29=95-27=94-17=95-37=35+58=35+48=29+34=64+27=36+55=62-29=55-18=61-32=2

10、9+44=91-77=56+15=61-42=47-19=36+45=29+44-34=78-29+36=90-61+13=90-51+15=52-17+49=45-16+52=53-15+33=90-61+13=90-51+15=34+58-75=85-18-48=51-23+25=51-23+25=75+16-38=73+18-54=83-15+19=90-38+29=90-16-16=83-15+19=49+45-68=90-41=24+49=90-31=50-32=33-25=75-19=41-14=19+12=91-29=16+27=64-57=23+29=17+37=33-15=6

11、3-48=40-26=42-24=84-17=18+25=76-29=25+36=39+39=91-19=25+26=84-27=17+15=50-12=71-59=50-22=42-34=92-16=24+39=90-41=33-25=75-19=16+27=63-48=76-29=84-27=17+15=42-34=53-36=12+39=96-39=28+59=28+39=14+37=13+49=81-17=57+18=80-29=64+29=30-14=73-28=95-29=81-27=80-39=26+65=74-16=49+19=3045=4004=5086=8092=5061=

12、3042=5052=6084=9015=4092=2033=3052=4042=6082=7016=2073=3024=5062=3042=2063=5092= 9024=3058= 4033=1047=2049=2065=7082=3043=5062=6072=4054=3003=2019=1093=1087=2099=2075=7087=9087=4054=5065=6024=4072=9022=8033=9024=8024=4033=7019=8018=6024=9024=5033=8024=6024=9024=6033=9042=6042=5042=7033=8033=9024=403

13、3=2017=3002=2004=4002=309=908=706=905=1202=1009=205=3009=4005=4003=6004=5002=4008=3009=6003=3007=60507080106840503021711507030701074501070113040242012203021207028120131361019115030302810205010363033214012103121420690203390202013312022360903910212442012422302243080331050901240220322409040200341202130

14、10463700333020416600242050300455070800760610896910133023304906060604090302140302040902313320407048+197064900231020+3545+35322070608419006342033303120700684109800703024286-47590223065008704220400+300590010332208070200466035+39= 66-39= 19+19= 51-39= 95-17=70-11+25= 35+29+17= 75-58+49= 60-25+59=61-35+5

15、7= 60-25+59= 58+35-44= 72-57+36=64-26+43= 50-23+48= 72-57+36= 64-26+43=33-19+48= 42-17+29= 68+24-69= 33-19+48=86-47+44= 86-69+58= 95-46+25= 57+27-35= 62-53= 95-38= 28+69= 29+46= 37+45=41-17= 38+55= 73-15= 64+28= 96-58=28+59= 29+56= 82-13= 58+15= 32-18=81-26= 57+27= 65+26= 95-48= 56+17=74-25= 82-23=

16、81-36= 91-22= 90-12=36+57= 49+16= 25-17= 34-16= 65+16=62-53= 37+45= 96-58= 32-18= 81-26=56+17= 90-12= 65+16= 85-37= 84-39=71-24= 77-38= 76-28= 77-48= 46+15=17+69= 18+34= 36-19= 25+68= 16+59=26+55= 48+13= 54+27= 85-27= 70-37=52+29= 39+14= 45+28= 91-83= 45+18=51-42= 46+38= 93-25= 84-59= 18+67=37-29= 9

17、3-58= 84-49= 94-45= 25+58=38+27= 19+54= 18+57= 19+44= 92-38=38+17= 26+45= 17+79= 53+39= 92-48=37+39-58= 47+25-24= 46+15-26= 52-29+38=39+14+28= 25+58-25= 68-39+14= 37+39-58=19+29= 44-15= 53-34= 80-17= 43+28=36+26= 53-24= 87-29= 28+38= 67-59=51-26= 35+16= 87-19= 75-48= 60-35=60-25= 66-49= 61-45= 95-27

18、= 35+49=52-36= 27+18= 75-68= 36+36= 68+24=27+28= 44-25= 29+25= 28+15= 15+79=35+39= 95-18= 52-14= 75-58=34+29= 19+39= 30-12= 19+29= 44-15=43+28= 67-59= 60-35= 35+49= 52-36=68+24= 15+79= 75-58= 45+28= 44+18=71-34= 69+27= 51-42= 45+38= 30-15=84-59= 18+67= 36-29= 92-58= 84-49=93-45= 38+27= 19+54= 17+57=

19、 18+44=37+17= 19+32= 85-57= 17+79= 52+39=93-68= 70-47= 92-48= 71-12= 46+25=85-47= 70-14= 26+65= 93-35= 84-69=45+28-44= 46+25-27= 25+68-27= 68-49+16=44+18-45= 97-18+12= 53-17+26= 68-39+18=68-49+16= 68-39+18= 39+42-62= 96-59+57=96-59+57= 76+15-15= 66-29+48= 24+68-56=75-28-29= 52-16+55= 24+68-56= 57+37

20、-36= 82-33= 81-13= 57+15= 32-18= 41-27=80-26= 17+28= 56+27= 65+26= 95-48=56+17= 73-25= 74-35= 82-23= 81-36=3603=303 503 507 580 950 840 302 240 530 402 509 860 810 203 260 320 890 360 940 820 780 150 160 190 109 740 640 803 970 290 607 706 101 670 401 304 460 106 790 870 406 830 410 602 760 407 360

21、807 109 340 204 909 250 850 902 720 520 101 120 840 540 430 808 130 201 903 207 980 640 490 308 501 505 920 801 206 620 730 108 907 290 260 809 870 605 750 904 409 403 610 802 604 140 504 502 603 809 390 401 380 550 770 907 306 903 206 510 803 305 880 990 970 404 805 107 505 470 103 520 603 90-22= 9

22、0-12= 17+18= 49+16= 25-17=81-46= 33-16= 49+26= 59+12= 61-54=96-68= 28+69= 57+37= 40-17= 37+55=29+66= 91-32= 63+28= 95-58= 58+25=29+56= 82-33= 41-27= 95-48= 56+17=81-36= 25-17= 61-54= 37+55= 29+66=58+25= 68+14= 80-41= 19+19= 65-29=14+59= 51-16= 85-78= 66-39= 81-29=13+49= 34+19= 82-49= 47+44= 74-37=74

23、-27= 34+29= 49+19= 14+69= 72-63=81-39= 72-53= 94-86= 35+16= 71-43=73-17= 93-76= 80-51= 39+55= 50-29=27+17= 65-29= 81-29= 74-37= 74-27=83-14+25= 39+55-49= 74-37+57= 83-14+25=94-38+19= 92-63+49= 29+53-38= 27+46-56=94-48+17= 83-65+68= 64-26+48= 94-38+19=27+46-56= 13+59-36= 90-25-49= 39+42-63=50-16-15=

24、39+42-63= 52+19-15= 93-48+47= 46+28= 85-49= 76-18= 86-37= 77-28=82-64= 84-39= 90-53= 70-27= 82-54=45+18= 61-28= 18+37= 91-73= 25+58=62-15= 47+15= 53+29= 84-29= 79+13=38+17= 96-77= 68-29= 17+69= 85-27=52+19= 37+29= 18+57= 77-38= 17+59=202 105 280 310 405 810 706 780 905 450 960 680 560 440 708 102 704 609 506 230 307 660 606 420 608 330 350 703 707 806 170 909 208 304 705 804 309 301 709 170 270 940 508 702 309 408 440 570 180 908 104 910 370 650 630 703 303 209 590 480 370 930 705 740 609 220