三年級數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦

三年級數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦423+332×3=387-21×2=881-(907-174)=782-566=183-(457-312)=186+951-635=187-(191-159)=321×3=158×2-32=491×(526-520)=345-(421-234)=483-11×2=359-64=436-293-112=437+(314-101)=166×5-407=124×(384-377)=344-84×3=703-(97+222)=90×3=835-278=641+(397-95)=193+253+16=854-(926-350)=68×9=401+(625-252)=616×6=41+(200-66)=323-139-93=72×9+858=152×(213-209)=614-52×5=381-(29+229)=58×3+134=197+335-166=161+53-129=2/4-1/4=477+502-912=42+258-183=41+171=117×8=649-315=481-29-196=715-77×6=494+224=411+(406-56)=661-128=867-233-82=427-(218+59)=555×3=134-40=308×3-282=822+(956-253)=830-64×8=433-277+149=406-156=648-313=228+609+141=45×9+487=514-155×3=887+(680-451)=83×9=3/5-1/5=745-575=499+(305-149)=963-28=195+11×7=657+101+746=442+(510-296)=451+108+310=220+217=74×9=73+364-407=737+(738-412)=139+175+347=645-(852-277)=719×3-594=4/6-1/6=540×4=451×2-519=296-(370-229)=257×9-552=496-88-24=498-320=149+114-42=557+(440-405)=82×7-403=447+(185-145)=74×8+897=220×3-193=915-326+354=117×7-799=980×8=964-261-637=34×6=38×(349-340)=373+48×8=406-(34+120)=140×(261-255)=453×7-628=360-(79+246)=404+(409-34)=457-(127+25)=14×6=357+497-824=362-16-194=467-195+711=452+285+908=333-(474-351)=90×3+185=441-(64+135)=857×(218-211)=644×4-668=385×(313-308)=456-(241+124)=148×2=128+97×8=250-84-68=239-179=566+620=419-173-216=344+389+588=706×3=1/6+4/6=411-(465-140)=689-56+99=355-244-28=193-(385-330)=147+199-76=165×3-109=358+61-272=780-(377+347)=186-56=990-(876-177)=316×2+133=473-159+19=480-100-127=137+596+54=19+244×4=278×2=32×5+401=2/5-1/5=805-(99+163)=271+(360-221)=218+939+293=965-378-513=297×(108-105)=462-72×3=227×(290-287)=866-(423-292)=269×(192-187)=359×9=16×(735-731)=158×2+987=341+963=564-312=856-(574-143)=278-23×3=99+148×4=16×(49-44)=361+960+445=244×2=254+429+163=155×4=231+536+127=331×3-626=844-(370-61)=716×(496-488)=106+227=872-299+76=938-378×2=366-349+326=77+161=576+42+114=607-127-158=617-(215+209)=37+84=758×(489-484)=528-242×2=507-100-247=854-123×6=191+628+692=273+152+156=942-892-32=112+219-256=64×6=847+(970-52)=323×5-967=171+325-86=959-595=89×(982-976)=248+199=247×(445-442)=535-25-466=494×(646-643)=453-414+626=786-(411+115)=3/7+2/7=485-201-269=54+225=344-72=17×9+159=80+165=703×4=334-83=490-259+141=58×(445-437)=328-22×5=465-(136-78)=576+(641-480)=221×4-15=159×7-100=60×7+226=363+57-99=381×(582-577)=264×(64-61)=542+855-58=372+102-328=661+63-524=293+(413-395)=365-(362-75)=3/6-1/6=553-(316-99)=885-451-86=425-(12+193)=594×4=384-(50+271)=699-(252+356)=6/8-2/8=613-412+302=743-111×3=118×(426-422)=856+(697-84)=438-46=268+143=905+426-600=692-633+728=214×(109-105)=856-631+231=29×7+357=892-50×8=399-73=253+16+402=417+389=364-86=895-426+44=445-275+178=395-61×2=376×2-487=1/10+9/10=746×(415-407)=110-(350-312)=469+(453-88)=363+89=171-109+403=342-(150-78)=456×5=527-(464-284)=479-(102+127)=311-24×5=250×(465-461)=35×3+163=20+220×2=657-537+32=497-35-48=302×2-73=383×2-229=149×5-607=198×3=400-(68+79)=427-120-157=265+25×6=332+(968-738)=237+176-279=184×5-145=913+491-149=725+208=198+599-577=278+946-250=866-(146-52)=589+187=772-137×5=149-52=404-(369-338)=771+192×2=157×(829-820)=430×6-590=150×5-494=728×(49-42)=847×3=304-(169+99)=288×6-244=185-55×3=639+702-764=843-571=2/7-1/7=18+126+24=319-(183-67)=184×(200-191)=158×(273-270)=392+710=452-50-268=560-60×6=249+65+537=58+401×2=184+246=3/6+2/6=290×2-145=282+137+185=495+231=407-86-167=897+(752-269)=394-(453-375)=381-(450-86)=460-294+296=188+958+173=495-56×4=912+331+387=443-144+633=364+(489-38)=96+207×3=386-(84+64)=727-(177+432)=773-337+373=296+380+90=133+144=283-(232-88)=545-77×2=230-147=39×(300-297)=63+(714-461)=389-328+351=840+880-621=393-(81+186)=37+123=759-(870-563)=362-(651-346)=438-71-121=60×8-153=173+225+83=887-770+418=796-167=176×4+170=128+70+703=65×9+613=1/6+2/6=145×5-391=221+725=15×5+20=909-289=365-77×4=954-166+713=250×2-170=70-24=87×6=273-(365-237)=978-114-248=88×9=971+444-10=272+(856-646)=624×3=279-10-220=831-(368+182)=299+(699-305)=418-119-153=693+246=620+116+32=309×9=431-210-31=468-421=799+744+375=90×6+184=856×7-617=1/8+4/8=178-73+180=286+(394-144)=44+(841-576)=108×(208-199)=36×7+641=414×8-869=395-(424-231)=835×8-116=489×2-552=295×2+48=404-121=337-(201+58)=331-(991-822)=888-133+903=31×4=377-93-21=552×9-635=427-(227+171)=200+89+759=958-690+906=222×3+311=426+549=130×2-116=463+(286-17)=89×3-230=503-(528-225)=528-(942-825)=581-45+149=622×6=28+460-228=52×(203-196)=416-167=842×7=708×8-930=133+257-373=55×(674-668)=431+26-400=67+188=246-(105-93)=120+323-218=629-(188+370)=469-(360+12)=89×9-764=373+101-215=101+59+213=74+297=960-(906-275)=154×(191-186)=104×2=610-194-414=7/9-2/9=3/9-2/9=141+656-323=93+369+774=519+670-516=485+881=951×8=538+128+143=275-268+420=1/7+4/7=89×9=130×(290-285)=360-36+10=529+(733-161)=750-49×5=628×9-728=885×3-133=627+(684-470)=806-101×7=199+354-214=801-440-358=937-60×5=234×(432-428)=300-34×2=232+(447-309)=313-(406-274)=588+693-326=431-(107+287)=102+(118-32)=367+(743-534)=253+539=839-(436-397)=483-(350-102)=128×5=326-(86+216)=314-(56+36)=739-(200+172)=296-86+33=361×2-239=923-(424+468)=854×2-743=369-(362-130)=236-41=21+(447-67)=779-21-450=145-100=98+955+977=785×(889-886)=374-328+154=252-54-64=461-(494-313)=507+580-103=299+56×9=577+137=276-(82+56)=570-(276+150)=396-220=306-196=62×7-274=393×2-230=117+410+24=80×(497-493)=723+753+464=250×4-467=929-34×9=24×9-172=395+(707-366)=790-124-319=79-59+171=67×(152-147)=172+294+504=199-28×2=333×2=66+273=209×4=453-(192+30)=988-(156+141)=188+223-33=202+(456-72)=359×(421-416)=900+(712-159)=408-(254-20)=350-(181+47)=434-376+224=262-123-105=262×3=111-54+252=433-(246-35)=166+(274-21)=950-608=357-(40+20)=266+(390-258)=79×8-140=941+178+213=251+263=130+86×5=896-681+548=978-237-166=140+(393-253)=616+49×4=3/8-2/8=372-22×9=353+108-255=79×(163-155)=845-220×3=14×3+215=354×2-54=234+184+450=833-(854-299)=413-31×2=183-84×2=590-157×3=366-303+363=359+937-358=351-167=481-42×8=395+424+173=388+191×2=91×(340-331)=778-164-335=687+(661-339)=545-136-201=254+95×2=677+950-159=33+795+130=287×3=782+(732-142)=5/7+2/7=466-(70+147)=275-157=264-141+19=295-111×2=311+11-317=172+140×6=10+34=444-165=254-(447-215)=883-732-70=273-94-75=37×5+343=483-399=690+208=926-161×5=393-246+320=38+118-55=752-(482+131)=156+223+323=216-(252-236)=620+545=623+633=40+(307-158)=718+204+74=183×3=152+313-32=391×3=819-379-301=355+422+45=66-59+219=168+(431-76)=256-51+933=488-61=182+(340-238)=853-158+470=942+268×2=104×9+110=323-130×2=916-(324+43)=460-(39+21)=389-172×2=345-66-176=289-(93-88)=146+432×2=846-(311+58)=164+275=271-(295-158)=625-41-569=626+563+206=378+66×9=278+80=989-(328+646)=292×6-122=261+181-110=233+324×2=957-189-584=377-205+43=962+269+436=40×(491-488)=422-15=6/9-3/9=714-24+741=331-299+317=524-86-106=422-105×3=287+181=712-343×2=77+(869-66)=259×5=423+73×7=247+99=396+754+989=664-99×2=15×7=74×6+449=148-52=208-37×3=301×7-628=454×2-374=596-386=430-154-152=21+406+419=454-(419-132)=645-(857-832)=954-(319+167)=273×8=217-(83+126)=314-(472-399)=15×4+87=848-30×3=288-53=425-(293+86)=124×7=603-(385+186)=489×3=107+121+481=380-191-35=720-440=794×(677-670)=793+(690-428)=805-418+423=880+455+981=728×3=482-139×2=870-(977-352)=296×(327-324)=188-(37+19)=240+146=557+615-647=688×(296-287)=274+18-245=31-20+301=236-16-102=345+(229-219)=895+414×2=141+210+364=975+880=153-151+88=771-(475+17)=23×7+230=521-(313-206)=125-(356-354)=123+(434-219)=409-128-167=265-74×2=496×5-533=152×(542-539)=456-30×9=50×8+89=319-159+145=29+124=197+(287-16)=438+214×2=173×8=512+381-711=499-223=317-(112+92)=276-79×3=127+585+267=587+718-958=45×8=16+439+55=434-358+263=646-78-399=291+192×3=363×9-996=624+663+996=179+158-33=79+70×7=900-(489+168)=335-(87+165)=246+83=44×7+694=290+311=201×(535-529)=493+(161-102)=246×4=474×2-22=349+29-329=436-340+57=29+58=908-143=192+120+12=200-36=233+(824-26)=391+82×2=259-(328-208)=310-261=410-(880-839)=624+12×2=890×(288-282)=911-68×5=418+(332-68)=147+(442-367)=277+647+590=756-(493-140)=373-321=118×6=30×(378-369)=135+197=160+178=765-170+746=422×2=697-323+318=443×(23-19)=879-101+658=62+209-225=806-664=391+61-323=21+133-147=146+(367-89)=339-230=150×4=201+370+414=218+195+230=196-46×2=69×5=267+686=447-38×5=401+(334-157)=470×3=407-324=715-(390+158)=275-74×2=67×4-26=843+643-584=760-(614-312)=80+754-338=1/7+6/7=321-39×7=49+74=147+103=652-318×2=799-245×3=339+400=444×2=419-187+704=619-306=5/8-3/8=678-(129+224)=835-147+661=626-176-380=991-(241+311)=467-81-367=934-(111+222)=3/9+5/9=222-49×4=195-72+29=111+(631-221)=57+30×3=293-26×9=455+245-345=29×(326-323)=621-92×3=206-(171-133)=137×(398-392)=589+72-229=235-52×4=167×4=187-90=837-345-241=187×(113-108)=296-(68+191)=173×4=433+63-135=49×8+193=954-265-257=316-(38+47)=231+209=576+261-677=912-(285+353)=355-333=151+655+47=89+337+476=5/8+2/8=977-545=784+69×2=94+59=264×2-247=876-(611-111)=103×9-716=411+(493-208)=5/10+2/10=918+902-448=155+317=200-11-162=667+(404-275)=416×2-645=447-184+209=44×(287-280)=723+327+520=446+250=415×(364-359)=335-18=435-176+142=426-95-297=346+69-312=78×9+94=224+906=468-285-136=500+256=53×8+483=162-154+421=98×(72-65)=544-298=214×(492-483)=435-102-52=529×4-430=92×(45-37)=237×2=469+243+81=176+(203-72)=360+364=179-58+16=777+646=53×(184-181)=746×6-46=581-(190+359)=786-59-245=218+221-331=159×(475-466)=431-(300-256)=181×5-254=351+712+137=283+72=435-65-15=213-19×3=813-722+960=180-112-53=326-130=393×2=662-132=參考答案423+332×3=1419387-21×2=345881-(907-174)=148782-566=216183-(457-312)=38186+951-635=502187-(191-159)=155321×3=963158×2-32=284491×(526-520)=2946345-(421-234)=158483-11×2=461359-64=295436-293-112=31437+(314-101)=650166×5-407=423124×(384-377)=868344-84×3=92703-(97+222)=38490×3=270835-278=557641+(397-95)=943193+253+16=462854-(926-350)=27868×9=612401+(625-252)=774616×6=369641+(200-66)=175323-139-93=9172×9+858=1506152×(213-209)=608614-52×5=354381-(29+229)=12358×3+134=308197+335-166=366161+53-129=852/4-1/4=1/4477+502-912=6742+258-183=11741+171=212117×8=936649-315=334481-29-196=256715-77×6=253494+224=718411+(406-56)=761661-128=533867-233-82=552427-(218+59)=150555×3=1665134-40=94308×3-282=642822+(956-253)=1525830-64×8=318433-277+149=305406-156=250648-313=335228+609+141=97845×9+487=892514-155×3=49887+(680-451)=111683×9=7473/5-1/5=2/5745-575=170499+(305-149)=655963-28=935195+11×7=272657+101+746=1504442+(510-296)=656451+108+310=869220+217=43774×9=66673+364-407=30737+(738-412)=1063139+175+347=661645-(852-277)=70719×3-594=15634/6-1/6=3/6540×4=2160451×2-519=383296-(370-229)=155257×9-552=1761496-88-24=384498-320=178149+114-42=221557+(440-405)=59282×7-403=171447+(185-145)=48774×8+897=1489220×3-193=467915-326+354=943117×7-799=20980×8=7840964-261-637=6634×6=20438×(349-340)=342373+48×8=757406-(34+120)=252140×(261-255)=840453×7-628=2543360-(79+246)=35404+(409-34)=779457-(127+25)=30514×6=84357+497-824=30362-16-194=152467-195+711=983452+285+908=1645333-(474-351)=21090×3+185=455441-(64+135)=242857×(218-211)=5999644×4-668=1908385×(313-308)=1925456-(241+124)=91148×2=296128+97×8=904250-84-68=98239-179=60566+620=1186419-173-216=30344+389+588=1321706×3=21181/6+4/6=5/6411-(465-140)=86689-56+99=732355-244-28=83193-(385-330)=138147+199-76=270165×3-109=386358+61-272=147780-(377+347)=56186-56=130990-(876-177)=291316×2+133=765473-159+19=333480-100-127=253137+596+54=78719+244×4=995278×2=55632×5+401=5612/5-1/5=1/5805-(99+163)=543271+(360-221)=410218+939+293=1450965-378-513=74297×(108-105)=891462-72×3=246227×(290-287)=681866-(423-292)=735269×(192-187)=1345359×9=323116×(735-731)=64158×2+987=1303341+963=1304564-312=252856-(574-143)=425278-23×3=20999+148×4=69116×(49-44)=80361+960+445=1766244×2=488254+429+163=846155×4=620231+536+127=894331×3-626=367844-(370-61)=535716×(496-488)=5728106+227=333872-299+76=649938-378×2=182366-349+326=34377+161=238576+42+114=732607-127-158=322617-(215+209)=19337+84=121758×(489-484)=3790528-242×2=44507-100-247=160854-123×6=116191+628+692=1511273+152+156=581942-892-32=18112+219-256=7564×6=384847+(970-52)=1765323×5-967=648171+325-86=410959-595=36489×(982-976)=534248+199=447247×(445-442)=741535-25-466=44494×(646-643)=1482453-414+626=665786-(411+115)=2603/7+2/7=5/7485-201-269=1554+225=279344-72=27217×9+159=31280+165=245703×4=2812334-83=251490-259+141=37258×(445-437)=464328-22×5=218465-(136-78)=407576+(641-480)=737221×4-15=869159×7-100=101360×7+226=646363+57-99=321381×(582-577)=1905264×(64-61)=792542+855-58=1339372+102-328=146661+63-524=200293+(413-395)=311365-(362-75)=783/6-1/6=2/6553-(316-99)=336885-451-86=348425-(12+193)=220594×4=2376384-(50+271)=63699-(252+356)=916/8-2/8=4/8613-412+302=503743-111×3=410118×(426-422)=472856+(697-84)=1469438-46=392268+143=411905+426-600=731692-633+728=787214×(109-105)=856856-631+231=45629×7+357=560892-50×8=492399-73=326253+16+402=671417+389=806364-86=278895-426+44=513445-275+178=348395-61×2=273376×2-487=2651/10+9/10=1746×(415-407)=5968110-(350-312)=72469+(453-88)=834363+89=452171-109+403=465342-(150-78)=270456×5=2280527-(464-284)=347479-(102+127)=250311-24×5=191250×(465-461)=100035×3+163=26820+220×2=460657-537+32=152497-35-48=414302×2-73=531383×2-229=537149×5-607=138198×3=594400-(68+79)=253427-120-157=150265+25×6=415332+(968-738)=562237+176-279=134184×5-145=775913+491-149=1255725+208=933198+599-577=220278+946-250=974866-(146-52)=772589+187=776772-137×5=87149-52=97404-(369-338)=373771+192×2=1155157×(829-820)=1413430×6-590=1990150×5-494=256728×(49-42)=5096847×3=2541304-(169+99)=36288×6-244=1484185-55×3=20639+702-764=577843-571=2722/7-1/7=1/718+126+24=168319-(183-67)=203184×(200-191)=1656158×(273-270)=474392+710=1102452-50-268=134560-60×6=200249+65+537=85158+401×2=860184+246=4303/6+2/6=5/6290×2-145=435282+137+185=604495+231=726407-86-167=154897+(752-269)=1380394-(453-375)=316381-(450-86)=17460-294+296=462188+958+173=1319495-56×4=271912+331+387=1630443-144+633=932364+(489-38)=81596+207×3=717386-(84+64)=238727-(177+432)=118773-337+373=809296+380+90=766133+144=277283-(232-88)=139545-77×2=391230-147=8339×(300-297)=11763+(714-461)=316389-328+351=412840+880-621=1099393-(81+186)=12637+123=160759-(870-563)=452362-(651-346)=57438-71-121=24660×8-153=327173+225+83=481887-770+418=535796-167=629176×4+170=874128+70+703=90165×9+613=11981/6+2/6=3/6145×5-391=334221+725=94615×5+20=95909-289=620365-77×4=57954-166+713=1501250×2-170=33070-24=4687×6=522273-(365-237)=145978-114-248=61688×9=792971+444-10=1405272+(856-646)=482624×3=1872279-10-220=49831-(368+182)=281299+(699-305)=693418-119-153=146693+246=939620+116+32=768309×9=2781431-210-31=190468-421=47799+744+375=191890×6+184=724856×7-617=53751/8+4/8=5/8178-73+180=285286+(394-144)=53644+(841-576)=309108×(208-199)=97236×7+641=893414×8-869=2443395-(424-231)=202835×8-116=6564489×2-552=426295×2+48=638404-121=283337-(201+58)=78331-(991-822)=162888-133+903=165831×4=124377-93-21=263552×9-635=4333427-(227+171)=29200+89+759=1048958-690+906=1174222×3+311=977426+549=975130×2-116=144463+(286-17)=73289×3-230=37503-(528-225)=200528-(942-825)=411581-45+149=685622×6=373228+460-228=26052×(203-196)=364416-167=249842×7=5894708×8-930=4734133+257-373=1755×(674-668)=330431+26-400=5767+188=255246-(105-93)=234120+323-218=225629-(188+370)=71469-(360+12)=9789×9-764=37373+101-215=259101+59+213=37374+297=371960-(906-275)=329154×(191-186)=770104×2=208610-194-414=27/9-2/9=5/93/9-2/9=1/9141+656-323=47493+369+774=1236519+670-516=673485+881=1366951×8=7608538+128+143=809275-268+420=4271/7+4/7=5/789×9=801130×(290-285)=650360-36+10=334529+(733-161)=1101750-49×5=505628×9-728=4924885×3-133=2522627+(684-470)=841806-101×7=99199+354-214=339801-440-358=3937-60×5=637234×(432-428)=936300-34×2=232232+(447-309)=370313-(406-274)=181588+693-326=955431-(107+287)=37102+(118-32)=188367+(743-534)=576253+539=792839-(436-397)=800483-(350-102)=235128×5=640326-(86+216)=24314-(56+36)=222739-(200+172)=367296-86+33=243361×2-239=483923-(424+468)=31854×2-743=965369-(362-130)=137236-41=19521+(447-67)=401779-21-450=308145-100=4598+955+977=2030785×(889-886)=2355374-328+154=200252-54-64=134461-(494-313)=280507+580-103=984299+56×9=803577+137=714276-(82+56)=138570-(276+150)=144396-220=176306-196=11062×7-274=160393×2-230=556117+410+24=55180×(497-493)=320723+753+464=1940250×4-467=533929-34×9=62324×9-172=44395+(707-366)=736790-124-319=34779-59+171=19167×(152-147)=335172+294+504=970199-28×2=143333×2=66666+273=339209×4=836453-(192+30)=231988-(156+141)=691188+223-33=378202+(456-72)=586359×(421-416)=1795900+(712-159)=1453408-(254-20)=174350-(181+47)=122434-376+224=282262-123-105=34262×3=786111-54+252=309433-(246-35)=222166+(274-21)=419950-608=342357-(40+20)=297266+(390-258)=39879×8-140=492941+178+213=1332251+263=514130+86×5=560896-681+548=763978-237-166=575140+(393-253)=280616+49×4=8123/8-2/8=1/8372-22×9=174353+108-255=20679×(163-155)=632845-220×3=18514×3+215=257354×2-54=654234+184+450=868833-(854-299)=278413-31×2=351183-84×2=15590-157×3=119366-303+363=426359+937-358=938351-167=184481-42×8=145395+424+173=992388+191×2=77091×(340-331)=819778-164-335=279687+(661-339)=1009545-136-201=208254+95×2=444677+950-159=146833+795+130=958287×3=861782+(732-142)=13725/7+2/7=1466-(70+147)=249275-157=118264-141+19=142295-111×2=73311+11-317=5172+140×6=101210+34=44444-165=279254-(447-215)=22883-732-70=81273-94-75=10437×5+343=528483-399=84690+208=898926-161×5=121393-246+320=46738+118-55=101752-(482+131)=139156+223+323=702216-(252-236)=200620+545=1165623+633=125640+(307-158)=189718+204+74=996183×3=549152+313-32=433391×3=1173819-379-301=139355+422+45=82266-59+219=226168+(431-76)=523256-51+933=1138488-61=427182+(340-238)=284853-158+470=1165942+268×2=1478104×9+110=1046323-130×2=63916-(324+43)=549460-(39+21)=400389-172×2=45345-66-176=103289-(93-88)=284146+432×2=1010846-(311+58)=477164+275=439271-(295-158)=134625-41-569=15626+563+206=1395378+66×9=972278+80=358989-(328+646)=15292×6-122=1630261+181-110=332233+324×2=881957-189-584=184377-205+43=215962+269+436=166740×(491-488)=120422-15=4076/9-3/9=3/9714-24+741=1431331-299+317=349524-86-106=332422-105×3=107287+181=468712-343×2=2677+(869-66)=880259×5=1295423+73×7=934247+99=346396+754+989=2139664-99×2=46615×7=10574×6+449=893148-52=96208-37×3=97301×7-628=1479454×2-374=534596-386=210430-154-152=12421+406+419=846454-(419-132)=167645-(857-832)=620954-(319+167)=468273×8=2184217-(83+126)=8314-(472-399)=24115×4+87=147848-30×3=758288-53=235425-(293+86)=46124×7=868603-(385+186)=32489×3=1467107+121+481=709380-191-35=154720-440=280794×(677-670)=5558793+(690-428)=1055805-418+423=810880+455+981=2316728×3=2184482-139×2=204870-(977-352)=245296×(327-324)=888188-(37+19)=132240+146=386557+615-647=525688×(296-287)=6192274+18-245=4731-20+301=312236-16-102=118345+(229-219)=355895+414×2=1723141+210+364=715975+880=1855153-151+88=90771-(475+17)=27923×7+230=391521-(313-206)=414125-(356-354)=123123+(434-219)=338409-128-167=114265-74×2=117496×5-533=1947152×(542-539)=456456-30×9=18650×8+89=489319-159+145=30529+124=153197+(287-16)=468438+214×2=866173×8=1384512+381-711=182499-223=276317-(112+92)=113276-79×3=39127+585+267=979587+718-958=34745×8=36016+439+55=510434-358+263=339646-78-399=169291+192×3=867363×9-996=2271624+663+996=2283179+158-33=30479+70×7=569900-(489+168)=243335-(87+165)=83246+83=32944×7+694=1002290+311=601201×(535-