三年级数学(上)计算题专项练习附答案集锦

三年级数学(上)计算题专项练习附答案集锦383-318+121=760-86-370=638×6=742-(499+153)=453-11×3=262-(208-166)=31×(28-21)=58×9=198×(404-396)=290+(325-144)=81×8+165=301-(10+206)=219-55=481-55×7=465-68=125+640=663×5=416-187+29=35+51+573=888-(139+571)=880×7=110×2+597=251×(665-659)=737-351+19=921-(749+142)=554-298=79×(343-340)=112×3=233×4-800=121+372-316=428-(443-206)=85×(799-794)=250+503+270=358-126=586+29+144=1/10+7/10=101-19×3=421+(600-434)=564×8=303+(423-73)=509-(417-409)=670-249=295+159=632-227×2=743-(139+546)=260-(378-343)=59+340-128=302+74×5=235-(101-68)=547+121+321=503+(913-666)=405+78=629-36×2=161×6+616=414-(72+304)=54×4=237+140=345-10×3=497-(421-316)=132×5-577=914×(500-491)=541+269=211+177=995-633=854-61-444=207×(220-217)=652×6-769=90×4-145=1/3+2/3=329+256-511=483-(278-223)=417×(588-581)=163+(486-100)=423-373=915-(324-259)=133+314-384=800+(783-510)=417-417+169=817-(156+159)=313×2+135=226+76+481=679-(643-408)=690-(634-340)=713-107-314=136+325-176=19+428-205=30+295+660=593-(559+21)=75×(286-278)=435-(217+65)=393-295-26=455×3=242-(284-47)=653-(491-355)=160+(939-587)=36+34=91×(381-375)=3/7-2/7=379+160×3=950-558-92=265+197=598-214-169=140+18+57=918-(635+229)=924-(520-115)=179+87+195=74×(450-444)=203-(17+108)=309-211-12=413+24×5=361×4=82×8-339=18×3+241=257×3-271=94+120-171=210+179-378=471+(144-116)=510+89×6=53×(208-199)=130×6-169=483+(449-78)=267-(409-356)=398-(216+157)=919-372=962-493+533=557-(320-207)=790+25+48=852-(275+108)=101×2=44+203-206=178+255-374=284+109=111+283=849×(389-386)=697+(989-639)=292×2+37=870×5=571+856+148=99×(453-448)=29+476+152=933-(733-399)=447+(415-189)=183+193+450=323×(503-499)=199-144=7/10-3/10=508×(35-27)=501-471=67+923+899=697+538+404=170×(370-366)=4/7+2/7=895-11×3=241-31×6=670-529+794=651-621+467=239-211+322=98×6-109=734-81×5=896-(449+71)=951-(154+520)=36+17+117=816+748+723=116×7=52+158=479-134-255=836×8-761=523-(111+20)=175+(499-291)=520+455=458-(216-11)=129-114=37×3=67×4-75=760-214+519=886-84×3=799×6=637+125×2=354-50×7=780-338=248+(892-610)=711+603+568=380-(119+100)=403-345+776=673+50×8=269-56×4=739-201+247=956-488=698×8=216-(687-619)=232-(28+156)=549×9=168×2+220=785×9=43×4=336+778-819=93+704-586=386-13×5=528×7=163×6-578=216+457+22=911-503=257-(159-141)=189×5+972=41×6-129=372×2=633-(176+404)=962×8=837-(251+507)=307-(344-89)=51×6=263-(488-309)=56+402-95=49+676-292=761+540-339=1/8+2/8=12+202×3=448-(377-47)=672+456+381=456×2-335=85-(197-139)=105+363=543×6=227+144=569+62+102=61+(386-368)=814×8-899=155+76×8=322-(186-50)=912-27×6=250+50-108=896-290×3=775-420-217=187×(281-276)=10×(444-439)=4/8+2/8=406+(213-42)=456+(243-14)=929+454=14+453-366=62×4-18=734-637+957=371+297=198-(332-145)=453-15×8=393-195-141=956×3=2/8+4/8=738-21-402=329-(183+34)=470+(238-73)=237×3-254=762-198=218×(742-736)=447-415+355=187×(122-119)=155+(632-56)=4/8-3/8=426-43=643+72×7=572-183=318-266=64+296=894+668=964+110×9=221-28=49×8-116=474+110-228=500+511-10=92×4+335=80×(952-947)=395-(96+203)=382-128×2=3/8+2/8=955-124×2=441-(52+74)=199-177+413=214×(311-304)=487-(325-46)=552+(588-223)=482×7-103=824+433-528=2/6-1/6=930-46×9=471-389+158=265×(207-204)=286-121×2=37×(30-22)=440-(459-41)=147+14+398=910×5=596-(406-363)=822-263-511=69×(769-765)=378-348+954=716-37×6=753-411+160=409×2-757=632-(310+130)=606-200-81=378-29+73=443×3-860=730-42-122=251-(407-177)=779-(697-392)=470-195=188×2+865=486-56×3=598+244=961-110×2=516-255=339-(276-163)=133+135=500-157=196×5-943=804×(284-278)=632-425+950=67-(170-168)=423-(116+19)=82+(709-653)=422-(80+265)=360+38-218=369-97+269=337-165-132=307+353=205+269-279=112-43=121-(454-451)=583-(87+269)=769-419=265+12-48=815-38×6=356-(160+41)=304-154=480-439+423=321+(713-331)=91×5-158=173×(85-80)=64×7-142=481-30×8=141×3=333-113-85=168+199-230=682×8-895=60+328-128=3/5-2/5=438+(740-499)=177+320=308-(414-275)=477-(32+57)=209+386-467=979-548-403=916-95+396=520-174+404=7/10+3/10=61+847+41=496+641+676=955-602-309=155+449+613=112×5=350-(834-629)=358-61×2=250-43×2=116×8=928-400×2=166×3-367=6/8-1/8=676-451+129=380-150=880-(576+81)=490-56×4=66+462+286=242+482+234=694-(351-222)=124+503=973+(501-233)=268×3=10+349-91=435-(383-67)=345-(51+64)=51+650+231=209+137=275+(249-245)=747-355-161=848-237×3=619×9-87=497-(12+278)=80×2+497=497×5=600×8-101=966×9=813-263×3=988-(727+184)=181+94×5=256-82×2=281-222+334=162+108=835×(59-56)=900×(732-729)=348×2=998+869+198=385-(312+14)=801×6-498=46×(451-448)=358-33×2=171+156×2=694+975+260=539+799-662=171×3+465=309×3=702×(29-21)=162+495=418+(315-246)=353-182+371=141×7-317=3/5-1/5=227+(406-88)=872+774+978=201+99×8=675+(970-258)=359-127=453+(456-399)=901+(999-882)=160×7=142+37+296=962×(703-696)=431-239=263×3-702=304-(305-230)=384-(70+232)=425-152-92=488-(403-288)=873-459=954-(391-362)=124×(817-814)=449-(135+94)=94-22×3=545-134-170=48×5+373=576×(564-561)=340+98=254+112+371=935-(717+45)=228+(84-83)=488+159=507-56=769×2=347+143=214+210=968-83×2=170+230+298=424-(90+105)=68×(124-115)=417-(15+81)=214×(314-311)=661+(953-793)=447+45-217=973-730=258-248+205=814-279-233=885-345×2=894+171-943=488-288-73=220-54-103=657-(149+240)=529+(956-14)=422+200+849=90-(887-823)=864×(216-210)=467-200-205=170+25×5=696-216-243=82×6=540-(258-243)=49×8+480=449-383+165=633+60×7=142+794=75×(193-187)=733-70×3=532×9=440-265+109=245+(474-408)=505+(431-275)=330+247=357×6-568=767+471=688+(952-794)=307-(397-351)=667-120+938=358+(466-286)=4/9-1/9=357-(227+10)=415+44×6=438-256+160=325+80=105+(478-267)=318×3-505=87×2=745-239×3=935-(666+12)=783×2=235+(458-244)=39+11×3=847-657+235=642+218-84=335-24×3=447-428+82=220+270-475=888-(158+479)=20+11×4=117+(722-174)=782×8-225=991+283-534=40+411-278=185×2-302=189×3+263=487+51+710=259+182=1/5+2/5=3/9+2/9=685-(552+73)=105+91+17=275-237=625+520-886=450+473×2=273×3-676=247+608+667=410-280+20=326-82=127×7-358=743+294-514=503+97+744=261-125-29=444-210+123=67+(419-197)=339+(166-84)=410+961-485=701+293-869=209+273+375=67+40×4=148+233-37=419-205-89=80+73=2/7+3/7=3/8-2/8=893×2-868=109+382-338=287+(300-265)=990-641+964=659-24×4=43×4+246=835×2=761×(878-870)=396-219=124+365=670-84-473=225+466+790=119+121×4=120×(103-99)=243+151-179=467-394-57=387×2-68=309-(318-316)=477-134-331=390-36-136=31×6=445-246-41=798-594-122=22×6+403=165×(79-74)=447+(470-296)=326+327+562=116+520+311=6/10+2/10=578+740-151=157+202-274=792-236-533=349-258+360=351+(320-67)=448-25-160=650-33-302=625-179=155-64=29×9=88+331=246×2=808×2-492=913+911-320=442+(582-454)=427-56+98=387-202+300=180×4=131×(161-154)=38×7=325-172-36=41+(458-253)=14×4+155=260+361=67+362-370=632-(164+464)=333-154×2=60-28+136=991-239-309=100+573+270=383-100+602=415×2+121=186-(267-125)=276-22×7=76×(48-41)=520-114×2=653×8=964-854+68=12+465-215=998-(247+88)=670×(483-474)=144×5+998=371×6-349=497-478=821-(869-811)=866-(397+234)=302-65-139=196-120-37=479-36×8=725-154=440-100×3=849-84-514=164×6-138=917-(609-456)=470-38×8=773×3-812=497-(48+215)=513-181=688×(762-753)=88×6-104=89+528=449-158+49=431+(367-284)=450-(182+215)=801-(785-257)=178×2+126=413-297-47=376-(331-37)=411-35=291×3-76=297+(627-479)=41×7+706=622-186×3=581-(516-421)=354+(311-299)=839-520=485×5-742=256-55=781+943-91=173×4=187×(365-360)=533×9=292+(435-405)=684+634-865=116+273=321-(380-180)=235+155=759+(566-563)=687+614+613=311×3=857+472×2=483+282-464=482-78-51=196+267=135-70+383=118+317=426-38-118=85+930+660=484×7-192=826-59-147=729-56-454=213+246+251=151+124=185-(150+16)=413-70=948-(881-257)=5/7-2/7=170-110+268=483-172-243=399-21×5=797-120-207=104×(396-393)=354-76×2=310-94=417-206-135=100+262-203=529×8-60=805×(783-774)=490-117×4=237×(808-801)=387×2+200=186+(298-282)=774+869+652=292+(464-53)=280×(770-763)=900-41×5=65+286=161+77×6=722-181=494-(288+151)=362×2=770+614+540=185-12×8=289+10+445=245+60+384=70×8-284=445-80×2=591×9-380=800-(770-645)=926-643=190+135-234=81×7=680-71-446=258+55+687=414-286+264=153+153=165-108+303=853-332=338×2=605-76+305=504+240-477=337+267=350+108=263-47+115=682-59+262=387-15=387-309=54×5+324=214-179+48=11×(250-246)=358-191=206-179+98=459×4-37=269-94-149=338-(12+204)=17+24×8=841-126=660+991-604=485+65×6=482-106=931+(104-94)=77+(997-780)=768-(842-700)=493-116-325=471-219=736-(375+70)=37×9=826-163-104=304+153=426+84×4=198-30×5=199×3=161+372+76=263-124×2=422+36×3=218×3+439=489×(492-484)=344-(397-378)=39+58=794-361+896=457-78=149+204=747-(218+95)=295+35×6=400×2=236-92-137=820+(933-723)=424+(402-91)=215×(47-43)=340-168=143×9-84=827-(178+81)=730×4-890=103×2+230=3/6-2/6=198×(499-496)=49-29+446=66×7=711+350-563=269-23×7=517-198=723-(498-310)=100+584=556×5-150=374+52-410=665+120+193=119×8+899=101×7-529=387-192×2=221+268+62=225+231+60=128×4-490=785-(378+255)=369-38×4=2/4-1/4=198+37=571+876+769=589-22=191+353+330=820+676+315=51-25=119-73+120=36×(234-226)=476+392+614=696-(524-123)=104×(177-169)=154-22×7=244-140-98=308-204+309=790-(929-206)=802+311×3=439-(42+387)=196-62-56=264+(219-74)=160-83+126=97×(130-122)=493-237-102=666-(436-391)=448×2-653=934-869-32=733-662=97+584+102=901-19+194=120+229-40=284×3+779=643-(18+182)=436+566=332-222+370=381×8-681=131+361=27+182-157=254×(967-964)=191-20+259=778×(225-219)=494+149=118+498=344-(599-445)=192-54×2=441×7-690=186×5+269=739+322-544=471-307=790+168-293=486-(49+415)=103+99=447+15-210=455×4-870=667×3=396×2=339+(240-120)=650+(960-853)=68×3=82×7=160+71=761-118-411=85×4+311=254+225×2=200-(30+151)=458×2-880=参考答案383-318+121=186760-86-370=304638×6=3828742-(499+153)=90453-11×3=420262-(208-166)=22031×(28-21)=21758×9=522198×(404-396)=1584290+(325-144)=47181×8+165=813301-(10+206)=85219-55=164481-55×7=96465-68=397125+640=765663×5=3315416-187+29=25835+51+573=659888-(139+571)=178880×7=6160110×2+597=817251×(665-659)=1506737-351+19=405921-(749+142)=30554-298=25679×(343-340)=237112×3=336233×4-800=132121+372-316=177428-(443-206)=19185×(799-794)=425250+503+270=1023358-126=232586+29+144=7591/10+7/10=8/10101-19×3=44421+(600-434)=587564×8=4512303+(423-73)=653509-(417-409)=501670-249=421295+159=454632-227×2=178743-(139+546)=58260-(378-343)=22559+340-128=271302+74×5=672235-(101-68)=202547+121+321=989503+(913-666)=750405+78=483629-36×2=557161×6+616=1582414-(72+304)=3854×4=216237+140=377345-10×3=315497-(421-316)=392132×5-577=83914×(500-491)=8226541+269=810211+177=388995-633=362854-61-444=349207×(220-217)=621652×6-769=314390×4-145=2151/3+2/3=1329+256-511=74483-(278-223)=428417×(588-581)=2919163+(486-100)=549423-373=50915-(324-259)=850133+314-384=63800+(783-510)=1073417-417+169=169817-(156+159)=502313×2+135=761226+76+481=783679-(643-408)=444690-(634-340)=396713-107-314=292136+325-176=28519+428-205=24230+295+660=985593-(559+21)=1375×(286-278)=600435-(217+65)=153393-295-26=72455×3=1365242-(284-47)=5653-(491-355)=517160+(939-587)=51236+34=7091×(381-375)=5463/7-2/7=1/7379+160×3=859950-558-92=300265+197=462598-214-169=215140+18+57=215918-(635+229)=54924-(520-115)=519179+87+195=46174×(450-444)=444203-(17+108)=78309-211-12=86413+24×5=533361×4=144482×8-339=31718×3+241=295257×3-271=50094+120-171=43210+179-378=11471+(144-116)=499510+89×6=104453×(208-199)=477130×6-169=611483+(449-78)=854267-(409-356)=214398-(216+157)=25919-372=547962-493+533=1002557-(320-207)=444790+25+48=863852-(275+108)=469101×2=20244+203-206=41178+255-374=59284+109=393111+283=394849×(389-386)=2547697+(989-639)=1047292×2+37=621870×5=4350571+856+148=157599×(453-448)=49529+476+152=657933-(733-399)=599447+(415-189)=673183+193+450=826323×(503-499)=1292199-144=557/10-3/10=4/10508×(35-27)=4064501-471=3067+923+899=1889697+538+404=1639170×(370-366)=6804/7+2/7=6/7895-11×3=862241-31×6=55670-529+794=935651-621+467=497239-211+322=35098×6-109=479734-81×5=329896-(449+71)=376951-(154+520)=27736+17+117=170816+748+723=2287116×7=81252+158=210479-134-255=90836×8-761=5927523-(111+20)=392175+(499-291)=383520+455=975458-(216-11)=253129-114=1537×3=11167×4-75=193760-214+519=1065886-84×3=634799×6=4794637+125×2=887354-50×7=4780-338=442248+(892-610)=530711+603+568=1882380-(119+100)=161403-345+776=834673+50×8=1073269-56×4=45739-201+247=785956-488=468698×8=5584216-(687-619)=148232-(28+156)=48549×9=4941168×2+220=556785×9=706543×4=172336+778-819=29593+704-586=211386-13×5=321528×7=3696163×6-578=400216+457+22=695911-503=408257-(159-141)=239189×5+972=191741×6-129=117372×2=744633-(176+404)=53962×8=7696837-(251+507)=79307-(344-89)=5251×6=306263-(488-309)=8456+402-95=36349+676-292=433761+540-339=9621/8+2/8=3/812+202×3=618448-(377-47)=118672+456+381=1509456×2-335=57785-(197-139)=27105+363=468543×6=3258227+144=371569+62+102=73361+(386-368)=79814×8-899=5613155+76×8=763322-(186-50)=186912-27×6=750250+50-108=192896-290×3=26775-420-217=138187×(281-276)=93510×(444-439)=504/8+2/8=6/8406+(213-42)=577456+(243-14)=685929+454=138314+453-366=10162×4-18=230734-637+957=1054371+297=668198-(332-145)=11453-15×8=333393-195-141=57956×3=28682/8+4/8=6/8738-21-402=315329-(183+34)=112470+(238-73)=635237×3-254=457762-198=564218×(742-736)=1308447-415+355=387187×(122-119)=561155+(632-56)=7314/8-3/8=1/8426-43=383643+72×7=1147572-183=389318-266=5264+296=360894+668=1562964+110×9=1954221-28=19349×8-116=276474+110-228=356500+511-10=100192×4+335=70380×(952-947)=400395-(96+203)=96382-128×2=1263/8+2/8=5/8955-124×2=707441-(52+74)=315199-177+413=435214×(311-304)=1498487-(325-46)=208552+(588-223)=917482×7-103=3271824+433-528=7292/6-1/6=1/6930-46×9=516471-389+158=240265×(207-204)=795286-121×2=4437×(30-22)=296440-(459-41)=22147+14+398=559910×5=4550596-(406-363)=553822-263-511=4869×(769-765)=276378-348+954=984716-37×6=494753-411+160=502409×2-757=61632-(310+130)=192606-200-81=325378-29+73=422443×3-860=469730-42-122=566251-(407-177)=21779-(697-392)=474470-195=275188×2+865=1241486-56×3=318598+244=842961-110×2=741516-255=261339-(276-163)=226133+135=268500-157=343196×5-943=37804×(284-278)=4824632-425+950=115767-(170-168)=65423-(116+19)=28882+(709-653)=138422-(80+265)=77360+38-218=180369-97+269=541337-165-132=40307+353=660205+269-279=195112-43=69121-(454-451)=118583-(87+269)=227769-419=350265+12-48=229815-38×6=587356-(160+41)=155304-154=150480-439+423=464321+(713-331)=70391×5-158=297173×(85-80)=86564×7-142=306481-30×8=241141×3=423333-113-85=135168+199-230=137682×8-895=456160+328-128=2603/5-2/5=1/5438+(740-499)=679177+320=497308-(414-275)=169477-(32+57)=388209+386-467=128979-548-403=28916-95+396=1217520-174+404=7507/10+3/10=161+847+41=949496+641+676=1813955-602-309=44155+449+613=1217112×5=560350-(834-629)=145358-61×2=236250-43×2=164116×8=928928-400×2=128166×3-367=1316/8-1/8=5/8676-451+129=354380-150=230880-(576+81)=223490-56×4=26666+462+286=814242+482+234=958694-(351-222)=565124+503=627973+(501-233)=1241268×3=80410+349-91=268435-(383-67)=119345-(51+64)=23051+650+231=932209+137=346275+(249-245)=279747-355-161=231848-237×3=137619×9-87=5484497-(12+278)=20780×2+497=657497×5=2485600×8-101=4699966×9=8694813-263×3=24988-(727+184)=77181+94×5=651256-82×2=92281-222+334=393162+108=270835×(59-56)=2505900×(732-729)=2700348×2=696998+869+198=2065385-(312+14)=59801×6-498=430846×(451-448)=138358-33×2=292171+156×2=483694+975+260=1929539+799-662=676171×3+465=978309×3=927702×(29-21)=5616162+495=657418+(315-246)=487353-182+371=542141×7-317=6703/5-1/5=2/5227+(406-88)=545872+774+978=2624201+99×8=993675+(970-258)=1387359-127=232453+(456-399)=510901+(999-882)=1018160×7=1120142+37+296=475962×(703-696)=6734431-239=192263×3-702=87304-(305-230)=229384-(70+232)=82425-152-92=181488-(403-288)=373873-459=414954-(391-362)=925124×(817-814)=372449-(135+94)=22094-22×3=28545-134-170=24148×5+373=613576×(564-561)=1728340+98=438254+112+371=737935-(717+45)=173228+(84-83)=229488+159=647507-56=451769×2=1538347+143=490214+210=424968-83×2=802170+230+298=698424-(90+105)=22968×(124-115)=612417-(15+81)=321214×(314-311)=642661+(953-793)=821447+45-217=275973-730=243258-248+205=215814-279-233=302885-345×2=195894+171-943=122488-288-73=127220-54-103=63657-(149+240)=268529+(956-14)=1471422+200+849=147190-(887-823)=26864×(216-210)=5184467-200-205=62170+25×5=295696-216-243=23782×6=492540-(258-243)=52549×8+480=872449-383+165=231633+60×7=1053142+794=93675×(193-187)=450733-70×3=523532×9=4788440-265+109=284245+(474-408)=311505+(431-275)=661330+247=577357×6-568=1574767+471=1238688+(952-794)=846307-(397-351)=261667-120+938=1485358+(466-286)=5384/9-1/9=3/9357-(227+10)=120415+44×6=679438-256+160=342325+80=405105+(478-267)=316318×3-505=44987×2=174745-239×3=28935-(666+12)=257783×2=1566235+(458-244)=44939+11×3=72847-657+235=425642+218-84=776335-24×3=263447-428+82=101220+270-475=15888-(158+479)=25120+11×4=64117+(722-174)=665782×8-225=6031991+283-534=74040+411-278=173185×2-302=68189×3+263=830487+51+710=1248259+182=4411/5+2/5=3/53/9+2/9=5/9685-(552+73)=60105+91+17=213275-237=38625+520-886=259450+473×2=1396273×3-676=143247+608+667=1522410-280+20=150326-82=244127×7-358=531743+294-514=523503+97+744=1344261-125-29=107444-210+123=35767+(419-197)=289339+(166-84)=421410+961-485=886701+293-869=125209+273+375=85767+40×4=227148+233-37=344419-205-89=12580+73=1532/7+3/7=5/73/8-2/8=1/8893×2-868=918109+382-338=153287+(300-265)=322990-641+964=1313659-24×4=56343×4+246=418835×2=1670761×(878-870)=6088396-219=177124+365=489670-84-473=113225+466+790=1481119+121×4=603120×(103-99)=480243+151-179=215467-394-57=16387×2-68=706309-(318-316)=307477-134-331=12390-36-136=21831×6=186445-246-41=158798-594-122=8222×6+403=535165×(79-74)=825447+(470-296)=621326+327+562=1215116+520+311=9476/10+2/10=8/10578+740-151=1167157+202-274=85792-236-533=23349-258+360=451351+(320-67)=604448-25-160=263650-33-302=315625-179=446155-64=9129×9=26188+331=419246×2=492808×2-492=1124913+911-320=1504442+(582-454)=570427-56+98=469387-202+300=485180×4=720131×(161-154)=91738×7=266325-172-36=11741+(458-253)=24614×4+155=211260+361=62167+362-370=59632-(164+464)=4333-154×2=2560-28+136=168991-239-309=443100+573+270=943383-100+602=885415×2+121=951186-(267-125)=44276-22×7=12276×(48-41)=532520-114×2=292653×8=5224964-854+68=17812+465-215=262998-(247+88)=663670×(483-474)=6030144×5+998=1718371×6-349=1877497-478=19821-(869-811)=763866-(397+234)=235302-65-139=98196-120-37=39479-36×8=191725-154=571440-100×3=140849-84-514=251164×6-138=846917-(609-456)=764470-38×8=166773×3-812=1507497-(48+215)=234513-181=332688×(762-753)=619288×6-104=42489+528=617449-158+49=340431+(367-284)=514450-(182+215)=53801-(785-257)=273178×2+126=482413-297-47=69376-(331-37)=82411-35=376291×3-76=797297+(627-479)=44541×7+706=993622-186×3=64581-(516-421)=486354+(311-299)=366839-520=319485×5-742=1683256-55=201781+943-91=1633173×4=692187×(365-360)=935533×9=4797292+(435-405)=322684+634-865=453116+273=389321-(380-180)=121235+155=390759+(566-563)=762687+614+613=1914311×3=933857+472×2=1801483+282-464=301482-78-51=353196+267=463135-70+383=448118+317=435426-38-118=27085+930+660=1675484×7-192=3196826-59-147=620729-56-454=219213+246+251=710151+124=275185-(150+16)=19413-70=343948-(881-257)=3245/7-2/7=3/7170-110+268=328483-172-243=68399-21×5=294797-120-207=470104×(396-393)=312354-76×2=202310-94=216417-206-135=76100+262-203=159529×8-60=4172805×(783-774)=7245490-117×4=22237×(808-801)=1659387×2+200=974186+(298-282)=202774+869+652=2295292+(464-53)=703280×(770-763)=1960900-41×5=69565+286=351161+77×6=623722-181=541494-(288+151)=55362×2=72