三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦818+(705-232)=292×5=326-64+245=416×2=203+165-66=957+(842-466)=246+159=492-123-44=268+699=697×8=683-(167-115)=671-(292+93)=281×8-768=494-17=754+418-703=844-62-29=277+148+267=258×2+130=544-512=598+144+66=279-170-56=208+890-913=329×3-568=119×(855-849)=781×5=169+129-44=116×7+127=289-38+410=490-(314-250)=178×2=273+239+347=739-347+688=241+55=155×2+268=98+508=51×9-230=323×(381-378)=624+678-304=793+(940-798)=828-(210+324)=851-292×2=592-240=273-32+43=311-39×7=960×(157-154)=186×5-447=158+608+225=77×(59-55)=590-(955-589)=462-(233+132)=936-551-244=368-121×2=19×7=328-14=410-290-75=394-186-138=473×6=36-(388-365)=906-288-486=387+(350-183)=260+145-201=397-(90+72)=127+202-201=704-(631-600)=490-(408-78)=81×(407-400)=401-(129+161)=776×(780-773)=72+366=781-(190+182)=343-(190-132)=267-(239-112)=390+41-91=956-(174-93)=700+714-388=259+63+517=80×(421-417)=718-360+933=524+82+74=886-57×3=498×9-226=148-(304-167)=349-(484-482)=82×2+283=148×6-123=330×3-215=244×6-308=221-190=785-360+948=385-337+373=892-201+860=82+366-298=473-213+34=343-76×4=356-36×2=287-(383-321)=388-(82+117)=397×(844-835)=549-165=172+119×5=315+26-143=305+145-190=33×8=423-31×5=383-139=228-145=241×4-289=776-30×3=412-196×2=253+92=168×4-619=396-80-50=455-46-334=78×6-194=713+(430-427)=896-542+454=79×7-244=782×8=151-82=177-49=88+330=415-(42+234)=18+570+179=121+(309-249)=240+(41-11)=403-260=457-42=723-(729-12)=30+211-225=904+648=133+352-13=4/7+2/7=83×6+497=153×4=90×2=716-(218+459)=411-175×2=462-397=130+12+594=977-37-487=433×(838-830)=936-(902-193)=397+273+726=169-(451-321)=276+143×5=971+99×8=493-106-172=587-460=853-557=290×3-463=348-58-113=272+572+804=185×5-438=413-44-349=501+(575-553)=36+18+981=75×8-137=453-110-182=62×7=1/6+5/6=413+73×2=404×2+289=445×(643-634)=766-764+689=459×5=166+233+39=350-39+139=43+(587-397)=319+80=274+(802-653)=792+887-81=877-610+649=197+76×3=394-371+267=751-232=271×8=472-(289+129)=226×5=280-18=305-(193+24)=171+178=482-402-25=152+280=894-18×8=734×(305-302)=632-(193+353)=416+121×2=283-46-196=413+18×8=313×3-410=309+149=373-225=399-(245-132)=347+552=313×2+122=466-227+236=81+292=8/10+2/10=807+95+451=310×3=821-714=206-(660-501)=108-(248-215)=444-(202+55)=452-29×6=882-180-42=831+753+540=932-305×3=268+81×8=981-(763-586)=49×(126-118)=240+442=183×7=683×(821-818)=78-(251-222)=187+622+493=511+50+139=39+448×2=382-323=119+911+949=349×2-64=123×7=85+417+317=822+251×2=454-412=255-242+451=340-140=851-(110+513)=213×2=296+(379-28)=891-(142+252)=413-327+335=415-11×6=82+619-225=246×(103-99)=827+590-344=927×(162-155)=881-31×4=928-849+947=378-109-39=98+390-51=760+853-337=858-30×5=457+496+877=619×(438-434)=759+495-82=906×8-230=465-188+91=101-(110-77)=802-(473+225)=958-23×5=56×(101-96)=220-71=848-59×4=388-(108+175)=468-346+67=885-80×2=318+903+496=157+421+411=116×2-63=450-24-169=306-144-134=543-(673-290)=392×(937-930)=537+444-648=303-21+90=720×8-492=261×2=113×(237-229)=374-10=176-(475-434)=657+(879-600)=745-599=306-16-219=146×6-426=322+236×2=89×(292-287)=220×(446-442)=861-(115+635)=267-39+136=616+(403-58)=101×(220-214)=446-225-206=490-59×2=894+292-553=14×(161-155)=423-55×6=500-460=284-(195+72)=400+(462-267)=331×3-87=729-(384+161)=800-(443+202)=613-(388+69)=68+367=212+(357-256)=686-(149+374)=923-116-475=589+(874-708)=370+18-339=395+(58-39)=320+(411-53)=155+(169-75)=22+42×5=407-87×4=852+272+998=387-261+229=514-(91-83)=25+290×2=432-222=691×7=101+308=846-34-80=762+580-412=895×4=659+343=542+64×9=439-103-207=677×(976-968)=818×9=763×9=21×9=333+45-361=80+127×2=135+961+811=475-293-162=179+30+727=92+494+323=310+39×3=470-(56+115)=111+247=581-357-216=139×2=367-97-144=172×4+116=25×7-34=918×(179-172)=338+17×9=535×(136-127)=467-231×2=137×(68-65)=42+66×6=246×(122-118)=306+58=373-42×7=730×5-606=372+29+182=26×5=923-318+670=942-674=177×3+351=84-16+238=271×3+68=847-(91+342)=890-143-357=470-221-190=44×9+350=916+585+569=668-275-312=120+93=79×(200-191)=54×2=108×9-926=403+(429-351)=5/9-3/9=687-16×9=258×3=909+(528-160)=96-83+103=907+(185-36)=445-(460-266)=743×(80-73)=392×2-109=262+(812-590)=307-20=416-(221+87)=612-(386+147)=202+(294-278)=948-(500-10)=466+366=387×6=313-161=437-17×7=123+185+499=245-(43+149)=307+186-338=150+102-236=489-(88+316)=465-377+23=857-232=366-(489-155)=23+445-348=785-(381+345)=927-775+145=199×(257-252)=859+26×7=453-224=609×6=43×3+19=686+79+641=894×(998-990)=4/10+6/10=781-(347+60)=649×8-545=309-193-47=766×(281-277)=601×4-947=546+578-279=445×6-768=338-264=484-(124-108)=287×(23-17)=139×(320-317)=562+381+11=417-297=355-123-174=842+851=910-(94+402)=820-171=374+(366-109)=125+480=484+61+424=971-(261+290)=438+(813-685)=679-321-246=491+(407-19)=386-(524-510)=764+143+821=986-854=72+208=299+979+948=234+715+38=454-139=109×(462-459)=245+225=229×(244-240)=16×2=190+(283-281)=471×(441-437)=789-643=124+57=243+80=590-(286+53)=361+(247-171)=338+103×8=325×(771-763)=373+(610-556)=472-(224+72)=997+(769-459)=498-417+170=868×4-577=867-323+148=220+218-310=402-(120+17)=123×2+181=82-(11+51)=867×5-864=472-(339+118)=100×4=318-118+21=574-(96+147)=998-223=295-57×5=511+543=429-285-130=558-31×5=97+(840-385)=511-(863-376)=353×2=225×3-640=410+(367-59)=954+529=139×3-404=150+111=598+179=771-508-186=595+147-198=483-163-109=720-319=889-(516+77)=300×(344-341)=221×(321-317)=700+110×9=351-40×3=857-558-143=4/7-2/7=992×(820-813)=495-291-148=360-14×7=70×(314-308)=38×3+45=238-31×2=157+160+663=3/7-2/7=381-(334-102)=485+(145-101)=317-269-28=48×8=669-66×4=154×3=933-297-142=958-(73+166)=243×3-44=304-(175+49)=1/5+2/5=189×5+495=49×9+955=482-240+256=350-185=101+157=412+(403-243)=106+157-142=99×5=138×(472-466)=110-(733-666)=259+(465-51)=909+44×2=300+161=979×(955-948)=363+18+331=920×(542-534)=849+(190-79)=224+232-367=499+(405-213)=148+(815-87)=158×5+18=309-60-201=380+115=116+127=489+213-389=21+47×9=354-(426-325)=214+116+189=139+233-168=348-157+82=148×(215-209)=283-(411-225)=140-47=822×5-238=2/6+3/6=598-64×6=491×2=651+(833-494)=90+148-209=3/5-1/5=803+761=108+213=655+84×7=672×(477-472)=619-380-186=398+128+213=652+592-783=45×4+692=564-(847-522)=555-140-341=61×6-187=350-52×3=170-(125-25)=286-(67+205)=853-447=626+639-122=481-354=304-(377-357)=386+182-307=434+(473-36)=70×5+95=340+139=802×7-573=248+134=130+(438-49)=2/7-1/7=296+180=380-335+384=943-543-142=272-(58+152)=500-(38+343)=795-183+684=682×4=124+101-180=934-(195+734)=299+103=223+223=261+(969-304)=219-19×2=672+(763-206)=245+158-276=374-63+76=239+343×2=469-(457-176)=579+951-14=327-104+66=219×4=179-56×3=4/6-1/6=31×4+291=908-54=554-(890-724)=142×(279-272)=234-(692-651)=332×2+885=292-(338-270)=411+(455-371)=409-69×5=700×4=58+247-253=642+(696-372)=132×6+461=428-(23+157)=95×3=399+(714-644)=492-(268-129)=102×7-627=902-833+152=476-(36+320)=168+463=494-(303-186)=229+449=372-262+306=899-(941-691)=860-170×3=420-(380-171)=317-244+307=326+656+624=859×(329-324)=586-78×5=819+716-986=454-147-108=417-308=469-12×9=62×9-414=489×5-99=103+(726-575)=661×8=971-(581+203)=80+60=169×2+909=229-20-187=200-148+242=555×9-545=696-(398+43)=73+204×3=255+884+744=647×4=956+(798-568)=378-24=346+805-754=741-96-131=984-672-177=365-(80+41)=223-173+318=32+470+105=51×(248-240)=536-184=116+92×3=158-39×2=369-(124+45)=661+251+168=326-101+175=200+285=88+419+741=648-(789-742)=754×8-248=378+25-249=850-213+467=249-(265-243)=854+99-516=2/3-1/3=672-(732-272)=286+389×2=450-194+79=84+305-385=1/6+4/6=215×4-693=896+767+392=744-76×8=982+673=362+(268-261)=192×5+315=52×2+432=655×9-834=316×8-719=5/9-4/9=110+(349-176)=577+761+858=36-(477-447)=838-344+766=15×(388-381)=251-174=85+324×2=508×4=880-234×3=302×3-801=883-(808-43)=452-108=278-(155+43)=468+(212-117)=952-261+778=376-(119-16)=21×2=387-(69+254)=158×2-111=231+528=624×2=173-54=233-178-13=25+(322-68)=83+176+124=1/8+5/8=502×5-965=242+(400-365)=816-(308+471)=324-123=109×4=959-335+697=34-(372-367)=145+97+536=569+47+201=125×6-672=69×5+865=3/9-2/9=344-64×2=291-38×2=22×9=161-101+138=917+362-532=3/9+2/9=145×6-40=649-111+262=467+349-16=266×2=116+106=114+665=959+812-765=671+726+518=100×6-192=198-23×8=668-273=370-65+47=657-69×2=282+57-281=558+435-167=363×2=793-(389+395)=230+147=349-309+259=237+242-473=794×(224-219)=1/4+2/4=423-195-17=440-33×4=429-221+249=532+535+228=534+343+717=446-63×6=556-79×7=486+490-405=314×2=4/6+2/6=994×8=399-165×2=264+84+358=259+(364-15)=451-75×6=188×3=186+276+34=922-257=101+14+66=325+148=156×6-165=186-(12+53)=470+16-61=732-714=512+(758-612)=710×3-204=286-200=145×2+252=127×(147-143)=949-942+55=482-25×6=103×3+532=402-34-201=91+502=969-886-76=464-(71+249)=981+862=549-188-349=549+188=668+513-894=986-320-492=690-(181-69)=519+617+115=128+36+27=117+(401-192)=102×6-505=587-367=323×7=139+76+662=175-(478-451)=185×2=233+117=459×(785-779)=85+(553-475)=79+170+197=32+510+422=226×(167-164)=207×4+234=510-20+959=516-(740-566)=835-(93-64)=3/6+2/6=250×7-498=883-208×3=433-25-232=934-801+583=2/5-1/5=643×4-257=473-128×2=193×2+207=527-482=106×(263-260)=186×4=429-(178+245)=347-(41+73)=714-303-123=229+110-100=452×2=470-149=883×(844-840)=659-(893-876)=8/10-2/10=752-573+895=247×4-644=323-16×5=716-39×3=922+629=182-(249-190)=3/5-2/5=65×4-225=301-53×4=329-38×4=349+193=23+285+513=465-(486-131)=176×2=973+215-893=370-(373-253)=326+302×2=257-123-41=496×2-887=19+202-136=613×6=631-419=563-528+835=411×(313-307)=140×(428-421)=339×2-381=708-579+601=253+175=251-90+342=443+(210-120)=986-571-342=804-119-352=431-39×4=671+(636-350)=參考答案818+(705-232)=1291292×5=1460326-64+245=507416×2=832203+165-66=302957+(842-466)=1333246+159=405492-123-44=325268+699=967697×8=5576683-(167-115)=631671-(292+93)=286281×8-768=1480494-17=477754+418-703=469844-62-29=753277+148+267=692258×2+130=646544-512=32598+144+66=808279-170-56=53208+890-913=185329×3-568=419119×(855-849)=714781×5=3905169+129-44=254116×7+127=939289-38+410=661490-(314-250)=426178×2=356273+239+347=859739-347+688=1080241+55=296155×2+268=57898+508=60651×9-230=229323×(381-378)=969624+678-304=998793+(940-798)=935828-(210+324)=294851-292×2=267592-240=352273-32+43=284311-39×7=38960×(157-154)=2880186×5-447=483158+608+225=99177×(59-55)=308590-(955-589)=224462-(233+132)=97936-551-244=141368-121×2=12619×7=133328-14=314410-290-75=45394-186-138=70473×6=283836-(388-365)=13906-288-486=132387+(350-183)=554260+145-201=204397-(90+72)=235127+202-201=128704-(631-600)=673490-(408-78)=16081×(407-400)=567401-(129+161)=111776×(780-773)=543272+366=438781-(190+182)=409343-(190-132)=285267-(239-112)=140390+41-91=340956-(174-93)=875700+714-388=1026259+63+517=83980×(421-417)=320718-360+933=1291524+82+74=680886-57×3=715498×9-226=4256148-(304-167)=11349-(484-482)=34782×2+283=447148×6-123=765330×3-215=775244×6-308=1156221-190=31785-360+948=1373385-337+373=421892-201+860=155182+366-298=150473-213+34=294343-76×4=39356-36×2=284287-(383-321)=225388-(82+117)=189397×(844-835)=3573549-165=384172+119×5=767315+26-143=198305+145-190=26033×8=264423-31×5=268383-139=244228-145=83241×4-289=675776-30×3=686412-196×2=20253+92=345168×4-619=53396-80-50=266455-46-334=7578×6-194=274713+(430-427)=716896-542+454=80879×7-244=309782×8=6256151-82=69177-49=12888+330=418415-(42+234)=13918+570+179=767121+(309-249)=181240+(41-11)=270403-260=143457-42=415723-(729-12)=630+211-225=16904+648=1552133+352-13=4724/7+2/7=6/783×6+497=995153×4=61290×2=180716-(218+459)=39411-175×2=61462-397=65130+12+594=736977-37-487=453433×(838-830)=3464936-(902-193)=227397+273+726=1396169-(451-321)=39276+143×5=991971+99×8=1763493-106-172=215587-460=127853-557=296290×3-463=407348-58-113=177272+572+804=1648185×5-438=487413-44-349=20501+(575-553)=52336+18+981=103575×8-137=463453-110-182=16162×7=4341/6+5/6=1413+73×2=559404×2+289=1097445×(643-634)=4005766-764+689=691459×5=2295166+233+39=438350-39+139=45043+(587-397)=233319+80=399274+(802-653)=423792+887-81=1598877-610+649=916197+76×3=425394-371+267=290751-232=519271×8=2168472-(289+129)=54226×5=1130280-18=262305-(193+24)=88171+178=349482-402-25=55152+280=432894-18×8=750734×(305-302)=2202632-(193+353)=86416+121×2=658283-46-196=41413+18×8=557313×3-410=529309+149=458373-225=148399-(245-132)=286347+552=899313×2+122=748466-227+236=47581+292=3738/10+2/10=1807+95+451=1353310×3=930821-714=107206-(660-501)=47108-(248-215)=75444-(202+55)=187452-29×6=278882-180-42=660831+753+540=2124932-305×3=17268+81×8=916981-(763-586)=80449×(126-118)=392240+442=682183×7=1281683×(821-818)=204978-(251-222)=49187+622+493=1302511+50+139=70039+448×2=935382-323=59119+911+949=1979349×2-64=634123×7=86185+417+317=819822+251×2=1324454-412=42255-242+451=464340-140=200851-(110+513)=228213×2=426296+(379-28)=647891-(142+252)=497413-327+335=421415-11×6=34982+619-225=476246×(103-99)=984827+590-344=1073927×(162-155)=6489881-31×4=757928-849+947=1026378-109-39=23098+390-51=437760+853-337=1276858-30×5=708457+496+877=1830619×(438-434)=2476759+495-82=1172906×8-230=7018465-188+91=368101-(110-77)=68802-(473+225)=104958-23×5=84356×(101-96)=280220-71=149848-59×4=612388-(108+175)=105468-346+67=189885-80×2=725318+903+496=1717157+421+411=989116×2-63=169450-24-169=257306-144-134=28543-(673-290)=160392×(937-930)=2744537+444-648=333303-21+90=372720×8-492=5268261×2=522113×(237-229)=904374-10=364176-(475-434)=135657+(879-600)=936745-599=146306-16-219=71146×6-426=450322+236×2=79489×(292-287)=445220×(446-442)=880861-(115+635)=111267-39+136=364616+(403-58)=961101×(220-214)=606446-225-206=15490-59×2=372894+292-553=63314×(161-155)=84423-55×6=93500-460=40284-(195+72)=17400+(462-267)=595331×3-87=906729-(384+161)=184800-(443+202)=155613-(388+69)=15668+367=435212+(357-256)=313686-(149+374)=163923-116-475=332589+(874-708)=755370+18-339=49395+(58-39)=414320+(411-53)=678155+(169-75)=24922+42×5=232407-87×4=59852+272+998=2122387-261+229=355514-(91-83)=50625+290×2=605432-222=210691×7=4837101+308=409846-34-80=732762+580-412=930895×4=3580659+343=1002542+64×9=1118439-103-207=129677×(976-968)=5416818×9=7362763×9=686721×9=189333+45-361=1780+127×2=334135+961+811=1907475-293-162=20179+30+727=93692+494+323=909310+39×3=427470-(56+115)=299111+247=358581-357-216=8139×2=278367-97-144=126172×4+116=80425×7-34=141918×(179-172)=6426338+17×9=491535×(136-127)=4815467-231×2=5137×(68-65)=41142+66×6=438246×(122-118)=984306+58=364373-42×7=79730×5-606=3044372+29+182=58326×5=130923-318+670=1275942-674=268177×3+351=88284-16+238=306271×3+68=881847-(91+342)=414890-143-357=390470-221-190=5944×9+350=746916+585+569=2070668-275-312=81120+93=21379×(200-191)=71154×2=108108×9-926=46403+(429-351)=4815/9-3/9=2/9687-16×9=543258×3=774909+(528-160)=127796-83+103=116907+(185-36)=1056445-(460-266)=251743×(80-73)=5201392×2-109=675262+(812-590)=484307-20=287416-(221+87)=108612-(386+147)=79202+(294-278)=218948-(500-10)=458466+366=832387×6=2322313-161=152437-17×7=318123+185+499=807245-(43+149)=53307+186-338=155150+102-236=16489-(88+316)=85465-377+23=111857-232=625366-(489-155)=3223+445-348=120785-(381+345)=59927-775+145=297199×(257-252)=995859+26×7=1041453-224=229609×6=365443×3+19=148686+79+641=1406894×(998-990)=71524/10+6/10=1781-(347+60)=374649×8-545=4647309-193-47=69766×(281-277)=3064601×4-947=1457546+578-279=845445×6-768=1902338-264=74484-(124-108)=468287×(23-17)=1722139×(320-317)=417562+381+11=954417-297=120355-123-174=58842+851=1693910-(94+402)=414820-171=649374+(366-109)=631125+480=605484+61+424=969971-(261+290)=420438+(813-685)=566679-321-246=112491+(407-19)=879386-(524-510)=372764+143+821=1728986-854=13272+208=280299+979+948=2226234+715+38=987454-139=315109×(462-459)=327245+225=470229×(244-240)=91616×2=32190+(283-281)=192471×(441-437)=1884789-643=146124+57=181243+80=323590-(286+53)=251361+(247-171)=437338+103×8=1162325×(771-763)=2600373+(610-556)=427472-(224+72)=176997+(769-459)=1307498-417+170=251868×4-577=2895867-323+148=692220+218-310=128402-(120+17)=265123×2+181=42782-(11+51)=20867×5-864=3471472-(339+118)=15100×4=400318-118+21=221574-(96+147)=331998-223=775295-57×5=10511+543=1054429-285-130=14558-31×5=40397+(840-385)=552511-(863-376)=24353×2=706225×3-640=35410+(367-59)=718954+529=1483139×3-404=13150+111=261598+179=777771-508-186=77595+147-198=544483-163-109=211720-319=401889-(516+77)=296300×(344-341)=900221×(321-317)=884700+110×9=1690351-40×3=231857-558-143=1564/7-2/7=2/7992×(820-813)=6944495-291-148=56360-14×7=26270×(314-308)=42038×3+45=159238-31×2=176157+160+663=9803/7-2/7=1/7381-(334-102)=149485+(145-101)=529317-269-28=2048×8=384669-66×4=405154×3=462933-297-142=494958-(73+166)=719243×3-44=685304-(175+49)=801/5+2/5=3/5189×5+495=144049×9+955=1396482-240+256=498350-185=165101+157=258412+(403-243)=572106+157-142=12199×5=495138×(472-466)=828110-(733-666)=43259+(465-51)=673909+44×2=997300+161=461979×(955-948)=6853363+18+331=712920×(542-534)=7360849+(190-79)=960224+232-367=89499+(405-213)=691148+(815-87)=876158×5+18=808309-60-201=48380+115=495116+127=243489+213-389=31321+47×9=444354-(426-325)=253214+116+189=519139+233-168=204348-157+82=273148×(215-209)=888283-(411-225)=97140-47=93822×5-238=38722/6+3/6=5/6598-64×6=214491×2=982651+(833-494)=99090+148-209=293/5-1/5=2/5803+761=1564108+213=321655+84×7=1243672×(477-472)=3360619-380-186=53398+128+213=739652+592-783=46145×4+692=872564-(847-522)=239555-140-341=7461×6-187=179350-52×3=194170-(125-25)=70286-(67+205)=14853-447=406626+639-122=1143481-354=127304-(377-357)=284386+182-307=261434+(473-36)=87170×5+95=445340+139=479802×7-573=5041248+134=382130+(438-49)=5192/7-1/7=1/7296+180=476380-335+384=429943-543-142=258272-(58+152)=62500-(38+343)=119795-183+684=1296682×4=2728124+101-180=45934-(195+734)=5299+103=402223+223=446261+(969-304)=926219-19×2=181672+(763-206)=1229245+158-276=127374-63+76=387239+343×2=925469-(457-176)=188579+951-14=1516327-104+66=289219×4=876179-56×3=114/6-1/6=3/631×4+291=415908-54=854554-(890-724)=388142×(279-272)=994234-(692-651)=193332×2+885=1549292-(338-270)=224411+(455-371)=495409-69×5=64700×4=280058+247-253=52642+(696-372)=966132×6+461=1253428-(23+157)=24895×3=285399+(714-644)=469492-(268-129)=353102×7-627=87902-833+152=221476-(36+320)=120168+463=631494-(303-186)=377229+449=678372-262+306=416899-(941-691)=649860-170×3=350420-(380-171)=211317-244+307=380326+656+624=1606859×(329-324)=4295586-78×5=196819+716-986=549454-147-108=199417-308=109469-12×9=36162×9-414=144489×5-99=2346103+(726-575)=254661×8=5288971-(581+203)=18780+60=140169×2+909=1247229-20-187=22200-148+242=294555×9-545=4450696-(398+43)=25573+204×3=685255+884+744=1883647×4=2588956+(798-568)=1186378-24=354346+805-754=397741-96-131=514984-672-177=135365-(80+41)=244223-173+318=36832+470+105=60751×(248-240)=408536-184=352116+92×3=392158-39×2=80369-(124+45)=200661+251+168=1080326-101+175=400200+285=48588+419+741=1248648-(789-742)=601754×8-248=5784378+25-249=154850-213+467=1104249-(265-243)=227854+99-516=4372/3-1/3=1/3672-(732-272)=212286+389×2=1064450-194+79=33584+305-385=41/6+4/6=5/6215×4-693=167896+767+392=2055744-76×8=136982+673=1655362+(268-261)=369192×5+315=127552×2+432=536655×9-834=5061316×8-719=18095/9-4/9=1/9110+(349-176)=283577+761+858=219636-(477-447)=6838-344+766=126015×(388-381)=105251-174=7785+324×2=733508×4=2032880-234×3=178302×3-801=105883-(808-43)=118452-108=344278-(155+43)=80468+(212-117)=563952-261+778=1469376-(119-16)=27321×2=42387-(69+254)=64158×2-111=205231+528=759624×2=1248173-54=119233-178-13=4225+(322-68)=279