1、83-577500-50062-3356+125=620+150=29+681245400-70=250-60=68-49312571+28=26+9=80057-38800972022=36-18=1500-7003304410835422390+150=65+1558+263033=783470+5006145-27=800550400560972-458=107+251=111-71=2366=7295564+264453 750-(546+30) 659-4501975+125=1256330=95-38=70=1000-29=4578+25=80-16=40=24=12=199+03
2、6+25=2150=309(75+125)=74-58=9910=1505011=730-210+190=28+36=31077240-10080+8052-25=666=33020=3620-20=12040=63+18=1566=408836+15=200=123350+300825+2090-68=55523-56=900-20075-46=384154624903-365=80+980 6700+728 14+95 900(71-68) = = = =999179+81040-90=61-33=20354+23(648)=60-23=8206540-800=2+543+48=17390
3、819283-57=96200(65+35)10061-43=105500=(69+21)= 27-1036+47=840100100=6452-35=259227+315=4042+20=28+16=95-28=37+35=99089=94-18=69+22=598+472=681-291=1002-981=65718-426 12645 (910-720) 760-540+110 15+77=92-79=84-47=58+13-28=25+28=53-45=13+39=23-15=38+53-12=17+17=27+48=81-19=19+52=28+67-46=49+14=60-46=8
4、5-67=18+65-35=29+54=24+18=80-31=53-37+45=56-48=82-44=13+19=76-49+19=70-51=42-13=71-22=18+55-37=56-38=90-43=30-16=58+13=96-67=25+66=50-14+18=16+39=28+67=92-69=57-38+29=32+29=47-39=1601-109=368751+36=675+966=650+125-350 803+560 945-320-420 240625 18+55=39+12=85-29+38=33-17=90-33=19+42=45+26=14+77-37=6
5、3-49=57+35=92-59=45-16=40-28=41-15=13+29=71-32=68+15-39=41-25=38+53=93-66=69+25=28+28-17=84-19=16+19=93-46=46+36=27-18-19=18+27=63-39=44-29=31-14=75-26+35=57+25=64+27=47+24=85-57=17+65-64=55-28=96-57=70-12=18+65=96-47=16+29=27+64=93-56=56+15=58+23=784-685=704+86=900-807=678+382=7180 1602230 4008+350
6、 320864 57+28=82-47=17+48+27=85-38=94-75=80-72=45-29+38=70-25=73-38=75-36=46+16-23=90-74=82-47+58=53+18=76-39=74-48=14+47-14=38+27=76-29=26+18=91-23+25=19+55=77-49=49+39=35-17+29=17+58=46+16=80-62=67+24-66=19+45=62-26=66-27=92-39=18+35=58+38=24+28-33=38+17=25+69=2200-587=38+983=980-107=930+4079=2703
7、+15 639320 280+326 309 14+57=86-38+43=26+46=26+56=33+19=51-14=78-59+59=92-49=63-14=74-26=34+29=94-69+36=71-12=47+14=35+27=73-28=72-35+49=17+48=84-28=15+67=66-37=33+58=39+15=82-37=81-27=46+26=45+29=60-13=14+47=64-17+14=85-48=45+19=34+39=35+17=64-39+28=70-15=90-64=94-85=90-58=26+66=45+39=74-16=27+28=4
8、5+19-39=93-36=93-26=1209-451=980+107=1000-247=276+654=(690-240) (729)+(568) 54 255 3608+150 60(23-17) 224221 21341026+65=50620760384-27=30470890417+15=49+19=20690860442-34=50940550453-36=40090270312+39=50830560280396-39=80940340728+59=1=10428+39=20420114+37=505300842-758=764+615=600-317=459+864=2174
9、 140724420 80413+49=60880220081-17=90157+18=40970180-29=6078019064+29=30-14=50395-29=10980-39=302209661-386=905-346=5667+335=39 1202 202369 305240 81987 = = = = 841051-39=95-46+25=95-48=85-37=95-17=57+27-35=56+17=84-39=3070-11+25=62-53=74-25=71-24=4235+29+17=82-23=77-38=86-4775-58+49=28+69=81-36=76-
10、28=9060-25+59=29+46=91-22=77-48=2261-35+57=37+45=90-12=46+15=50041-17=36+57=17+69=7058+35-44=38+55=49+16=18+34=2072-57+36=73-15=25-17=36-19=1200117= 678+382= 1209451=38+983= 665+77 921+727707+65807201005035357302302400+30064-26+43=64+28=34-16=25+68=50-23+48=96-58=65+16=16+59=103326+55=029+56=48+13=3
11、3-19+48=82-13=54+27=42-17+29=58+15=32-18=85-27=6068+24-69=81-26=70-37=35+39=52+29=66-39=86-47+44=57+27=39+14=19+19=86-69+58=65+26=45+28=482-313=2550+900978-359=28014898 4010054342560128456= 64060 57204273646+25-27=81-13=40725+68-27=57+15=68-49+16=44+18-45=41-27=997-18+12=80-26=53-17+26=17+28=5068-39
12、+18=56+27=615039+42-62=318-59=21503892 500-53=465+782=37419 10420 153105 25542658 729364548981-46=33-16=8049+26=61-54=59+12=37+55=29+66=96-68=58+25=68+14=57+37=80-41=40-17=65-29=568-376=2127+383=1379-518=525+367= 36421516564+26-453765-(546+45)654-508+980900-(450+25)67+726+974-27=83-14+25=46+28=39+55
13、-49=85-49=96-77=74-37+57=76-18=68-29=14+69=86-37=72-63=94-38+19=77-28=81-39=92-63+49=82-64=52+19=72-53=29+53-38=37+29=94-86=27+46-56=90-53=18+57=35+16=94-48+17=70-27=71-43=83-65+68=82-54=17+59=3546147900(71-68)1809-663(91-72)76-54+111650+125-3503+560945-320-42062571801602234003518+47=25+48=91-63=16+49=85-17=61-53=37+19=28+26=47-18=29+23=61-18=29+13=54-17=63+28=20-12=55-29=71-14=35+37=60-33=29+33=28+46=8646332(728)280 608+157(23-17) 9603504505+12075
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