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577+311+52=390-30×4=188×5-438=833+97×6=228×4+969=153×6-13=151+223=563-(440-221)=382×2-325=444-68-345=395+43×5=335-85+324=488-162×2=861-(110-66)=251×3+491=608-(748-368)=242+138=237-197=889-173×5=218-(69+72)=805+318+893=279-246+155=68-38=425×2+200=49×(122-117)=95×3+665=361×(525-522)=520-(710-392)=314+39×6=872+674=397+34-223=51+387+295=486-(43+231)=638-197-114=188+369+385=336+982-153=101+601=310+294-538=665+447=444-309-132=760×(651-644)=857×3=131×(154-149)=92+207=486-(32+104)=165×3-419=1/8+5/8=269×3+410=796-387+763=479-(161+247)=324-282+416=798-577=929-(236+668)=48+(830-248)=150+(193-162)=2/9+3/9=35+(426-312)=322+(660-508)=160×3=871×5=458-(209+111)=172×2-156=186×2=149×(494-490)=619-604+595=208+421=967+429-37=834×7-975=953-717=112+343-53=739+564-392=358-(345-275)=649-(102-14)=80×9=386-(342-59)=3/5-2/5=302+10-148=27×2-29=195+113-114=786-(866-80)=475-57=481-(267+95)=146×(408-403)=351-71×2=789+212+239=805+908-161=485+(671-664)=759×7-297=233×(167-164)=162+137+617=799+492+524=459-136×2=2/8+4/8=916-833=378-294-11=474-422+337=382-(97+33)=481-100×4=446-(318-78)=701×5-504=33+(214-72)=487-39×4=325+(248-121)=671+157×5=933-(571-150)=770-117+21=339-106=495-121-51=410+64×9=694×7-754=626+(721-470)=324-49-150=96+76+570=448-327-74=383-255=999-102×6=17+142×6=307+(471-42)=279-218-40=421-(302+70)=413-380-12=992-(45+401)=415-(219-36)=668-(400+163)=118×(425-421)=153×2+419=6/8-1/8=326-(118+164)=6/7-1/7=383-(219-59)=129×3=784-92+563=584-271=357+105×5=436-163-79=154×(262-259)=1/7+2/7=141×3=590-(900-623)=503+724-895=649-39×4=392×5-236=254×2+231=943+(610-319)=333-(412-106)=400-166-131=314-91=241×(627-622)=79×(222-216)=279×3=546+663+715=254+285-28=46+(768-397)=242-206+456=141+231×2=365+(225-185)=297-95+52=914-(21+569)=236+885+42=452-254=491×(302-293)=417-(247-183)=337-(400-332)=930-(699+157)=243-221=374-203-162=2/6+3/6=714×8=326×3-193=641-(107+260)=935+498-302=238-39+18=176-45×2=442-22-407=749+115-619=85×(500-494)=661-(367+206)=166×8-47=491-220+125=521+47+32=189×(144-139)=82×9-295=845×2-327=438+18-277=232-69×2=21+(290-118)=182+108-238=152+184-195=214×3=979-439=123×8-327=804×3-888=32×9=164×(112-106)=184×(353-349)=58×6=453×2=278×2+16=215×6-119=463-13×8=329-156+423=900+(926-131)=969+734-830=364-137+638=974×(451-446)=59+501+310=864-(697-392)=764×4-800=93+233=401+88-37=348×9-767=940+(827-93)=903-279×2=178+572+992=350×7=159+(400-141)=80+240=921+445=238+22×9=164-18-63=444-(371+17)=393-108+62=581+(402-316)=657-111×5=595-80-123=357×7-156=717×9-730=306-167=416×2=42+497+197=59×4=914-(396+40)=164×2+272=987-(639+133)=147+170-306=450-377+114=355-(106+151)=966-831+89=470-11=379-20×8=302+940-902=358+97-381=718-224=120+16×2=984+452-936=480+438+195=397-198+140=107×3+217=388-182+62=113-(65-23)=716×(444-439)=795-368-166=997+622+498=566-12×5=488-290-158=804-12×3=459×(290-281)=576-466+367=64×(244-238)=82×9=334×2-50=3/7+2/7=458-91×3=876×7=782×2=35+387-341=674+478-784=332+260=967-96-81=229-70×2=585-349+959=547-98-128=560×2=659-113×4=672+83+22=800-(78+418)=74+281-325=640×2=631-(141+306)=346-(19+259)=236-(308-233)=14+464-333=500-39×4=687-463+936=457-429+68=209-17=122+895+481=555+293+77=45×2+78=159×6-592=17×5+438=798-555-50=709+(516-175)=777-(255+397)=782-523-210=80×(347-341)=353×3-505=344-337+260=486-419+188=46×9=172×(493-488)=29×2=191+134=354-(255+43)=974+(447-393)=245×(830-821)=265+142-373=404+(189-23)=468-(804-631)=979-694=235×3+487=67+539+283=102×9-385=358-(314-296)=381-94=482-130×2=296+221+455=140+295=409-168=352-101-13=895-(93+314)=869-54×6=273+(136-65)=903-(537+311)=913×(811-802)=279+422=874×(631-622)=744-287+697=766-(153+478)=503+672+51=109×8=45×(36-32)=631-(154+206)=169×2=73×(369-363)=366-47×4=720×6-121=158+155=477-(219+128)=209-(150+28)=473-155-283=754×9=333+(480-232)=69+249+97=844×9-761=393-(153+116)=65×(410-401)=105+246=759×6-458=162-19×3=411-99=892×(375-367)=75+(497-133)=372+363=389-(374-170)=913+(326-29)=478×2=548-(333-30)=855+267=589-(638-423)=151×4=319×4-966=674-162-186=93×6+128=128+(769-675)=261+853=330-256+214=382-180-166=127+32=6/8+2/8=29×4=914+10×9=324+224×2=182-(318-138)=649+(376-84)=190+149=329+(375-85)=494-(152+309)=385+(188-72)=126×5=514×(890-882)=473-103-149=135×6-296=477-27×9=227+442=103×6=198+272=214+238-237=352+59×6=420+(232-159)=297+119-202=190+32×8=329+(894-824)=3/6+2/6=123-100+120=19+375-153=802-546=361+953+75=147+231=486×4-801=272-49×5=222+381=103×7-32=331-(153+64)=628-353-52=130+205+167=151×3+424=398-108=823-444-100=212-125+16=71×(640-633)=372-(609-505)=123+271-208=571-203×2=582+18+232=483×2=911-118+915=788×(662-655)=647-531+392=138+239+44=297-(76+58)=161×(235-230)=403×2+158=509+(245-216)=1/5+3/5=91×5+388=393-(68+247)=77×(102-98)=456×2=743×(472-469)=588-(268+71)=73+465+247=945-(655-290)=254-84=12×2+402=377-215-64=406-(19-13)=140-61+43=470-243-26=487-19×9=135×7-555=166×(172-167)=953×2=632-(747-417)=635-414=3/5-1/5=330-161-21=29+704+14=409+(470-333)=480-29-167=879-517=486+(500-177)=200-(369-326)=186×3-57=209×(644-635)=309-41×7=427-71-191=276+(379-102)=60+28=874-395-460=654+453=397×3=626+287×2=183-(51+120)=441+(60-13)=441+467+47=602-(625-80)=715-424+208=212×(812-803)=144×5+90=2/7-1/7=8/10-2/10=324-168+103=146×3-318=126-121+242=464-373+330=410-360=328×3=223-19×9=118+145×6=403+(324-234)=593+142×7=809-98×5=711-(96+78)=964-114=287+203-406=186+111=380+(490-253)=20+(453-26)=6/10+3/10=31+35×3=497+452+23=799+399+990=500-422+733=93×2=728+787+569=561-94=169-(294-133)=449+(406-103)=541-39×4=25+417-278=359-49-272=243+851-762=473-(366+69)=628-(202+255)=559+205×4=484+220+197=989-446-136=914-333=171+(196-44)=343-27×2=448-101=834-110×6=260+499+13=422+30-132=474-240-205=508-(632-375)=692-247-139=445-94=282-114+62=414+160+132=146+90×6=983-100+196=280-182-76=207+(361-158)=209+74=55+246-223=68+(816-659)=176+197=256×(362-359)=780-269×2=4/10-1/10=281×(76-71)=485-256=944-245-689=933+(827-689)=485-(385+39)=161-26=74×(285-281)=377-242=339-12×2=314×2-175=622-256-250=430-226-97=252+163-391=287×2=176×4-152=204-32=820+374-165=331×3=937+911-824=858-772=56×3+41=67×(239-233)=338-(214-182)=448-64×7=421-206+160=291-92×3=253×(100-97)=216-(397-326)=725+64+163=99+346=440+235+259=835+913-252=277+52-58=456-(213-23)=285-(20+165)=338×7=665+333+396=318×3+915=76+94-11=394+(361-99)=404-122×2=104+(145-12)=216+885-520=916-55×3=979-242-50=730+393=258+76+572=258-13×4=127+214+635=561+357+41=81×(33-27)=653+234+104=119-(45-37)=234-182+274=205×3=971+700+712=477-(434-312)=75+376=809-106×7=880-164=827-(620+13)=14×(353-347)=125-(448-419)=425×(247-238)=764-84×3=905-(363+391)=135×(78-71)=974×(291-287)=406-81-146=79×(432-424)=633-261+494=73+(279-78)=87×(371-364)=388-11×3=463-(816-454)=872×7-779=243-(441-330)=246+550=604-20×5=896-52=195×9=148×5=872-93+95=865-420+880=999-(290+584)=569×5=456+653=326-62=421-(861-586)=758+235×4=121+117-118=845-(551-424)=238-187+104=420+244=959-(733-691)=389×5-20=617-(315+283)=108+140+554=735+270-765=3/8-2/8=891-(65+301)=484-(37+439)=738×7=307-96=171×8=190×4-746=569-130-430=139+486×2=264-(337-263)=31+185=289×2-100=153+287=135+69×2=127-(292-283)=106×(104-98)=835-82-11=163+630+999=552-(52+455)=824-51×4=957+966+514=104×6=223×4+797=431+(305-157)=324+634=169+288=698×4=262+163=85+89×8=242-(11+55)=199+517=104-(15+72)=734-(502-285)=854+(280-182)=415+(760-342)=976-114×2=282×2-345=150+694+89=803-295=461×(650-641)=875-82-289=180-(424-364)=963-676=312-(294-221)=526-103×2=609-126-270=302+195-357=1/7+5/7=72+431+311=346-12×6=198+685=195+50+507=400×6-352=438+140×5=204×6-847=892-579+316=757×(626-621)=313+84=99×7-554=640+798-698=228+97+896=343+233×4=810×5-370=428+(349-231)=904-305+593=879-(457-238)=491+(789-115)=399-(324+55)=352+188×2=185-(404-321)=250-(306-195)=313-19+45=406-70-255=89+(467-283)=736-110=42+(438-96)=390-16×2=413×9=945×3=405-11×9=993×8=373-299+146=921-654=312+188+115=708-609=76+403-229=42+206+734=92×(162-157)=442+328-730=766+318=924-181×3=427+22-129=2/5-1/5=418+(167-23)=434-338=238+253+328=165×5+741=484-67-295=317-(252+29)=15×8+833=411×2-631=47+124=248×3+122=239×2=696-375-244=398-(15+253)=485-390=52×3+447=801-(129-15)=264+196=476+515=2/4-1/4=486-370+366=453-106+523=140+(680-246)=249-(415-279)=950-555+407=297×2+307=182+173-158=43×2=821-(41+313)=234+(469-165)=330+366=499-137+97=634+(568-177)=5/9-4/9=898-689=225+177=420+864=46×5=314×2-237=842-124+147=138-(129-118)=519+710+440=991-(207+690)=277×3-320=961-(40+592)=201+493-151=63×3=175+183×4=277+130=93×(487-484)=883+570+617=110+52=68×4=923-363-416=278-266+97=274×4-444=685-(515+90)=223-11×8=950-526=309+78=883-143-66=312+454=167+231=323+508-137=484-(356+90)=763-521=1/4+2/4=530-133-269=93-57=470+902-306=4/7-1/7=878-451=87×5-344=27+644+241=224×3+87=231+64+318=793×7-310=446-47×3=205-(51-12)=140×2+664=937+941-738=338-25-282=860-472-58=481-331=186+47-85=294-86=821×4=350-(145-137)=795-66×5=739-307×2=344-305+800=209+15+459=148×4=145+134-201=163+343=749-228-368=371-21×5=852×3=66×(120-111)=174-(487-479)=98+99=950-853=494×3-955=552+290-569=487-150-24=141×3+223=147+688+226=210×(315-308)=326-202-35=489-110×2=447×5-403=135×6-47=709-460=685-15=410+138=66×3-59=828-(857-336)=650×5=207×4-597=618-401=822-(469-239)=867-553-260=83+374-208=275-153=92+(371-99)=614-318+47=189×3-69=754-739+304=45+197=778+31×4=526×(628-624)=662+520-749=890+125×4=234-142+925=463-452+198=317+(529-110)=183×4-112=591×(545-541)=932×(237-230)=277+(649-35)=987-203×4=参考答案577+311+52=940390-30×4=270188×5-438=502833+97×6=1415228×4+969=1881153×6-13=905151+223=374563-(440-221)=344382×2-325=439444-68-345=31395+43×5=610335-85+324=574488-162×2=164861-(110-66)=817251×3+491=1244608-(748-368)=228242+138=380237-197=40889-173×5=24218-(69+72)=77805+318+893=2016279-246+155=18868-38=30425×2+200=105049×(122-117)=24595×3+665=950361×(525-522)=1083520-(710-392)=202314+39×6=548872+674=1546397+34-223=20851+387+295=733486-(43+231)=212638-197-114=327188+369+385=942336+982-153=1165101+601=702310+294-538=66665+447=1112444-309-132=3760×(651-644)=5320857×3=2571131×(154-149)=65592+207=299486-(32+104)=350165×3-419=761/8+5/8=6/8269×3+410=1217796-387+763=1172479-(161+247)=71324-282+416=458798-577=221929-(236+668)=2548+(830-248)=630150+(193-162)=1812/9+3/9=5/935+(426-312)=149322+(660-508)=474160×3=480871×5=4355458-(209+111)=138172×2-156=188186×2=372149×(494-490)=596619-604+595=610208+421=629967+429-37=1359834×7-975=4863953-717=236112+343-53=402739+564-392=911358-(345-275)=288649-(102-14)=56180×9=720386-(342-59)=1033/5-2/5=1/5302+10-148=16427×2-29=25195+113-114=194786-(866-80)=0475-57=418481-(267+95)=119146×(408-403)=730351-71×2=209789+212+239=1240805+908-161=1552485+(671-664)=492759×7-297=5016233×(167-164)=699162+137+617=916799+492+524=1815459-136×2=1872/8+4/8=6/8916-833=83378-294-11=73474-422+337=389382-(97+33)=252481-100×4=81446-(318-78)=206701×5-504=300133+(214-72)=175487-39×4=331325+(248-121)=452671+157×5=1456933-(571-150)=512770-117+21=674339-106=233495-121-51=323410+64×9=986694×7-754=4104626+(721-470)=877324-49-150=12596+76+570=742448-327-74=47383-255=128999-102×6=38717+142×6=869307+(471-42)=736279-218-40=21421-(302+70)=49413-380-12=21992-(45+401)=546415-(219-36)=232668-(400+163)=105118×(425-421)=472153×2+419=7256/8-1/8=5/8326-(118+164)=446/7-1/7=5/7383-(219-59)=223129×3=387784-92+563=1255584-271=313357+105×5=882436-163-79=194154×(262-259)=4621/7+2/7=3/7141×3=423590-(900-623)=313503+724-895=332649-39×4=493392×5-236=1724254×2+231=739943+(610-319)=1234333-(412-106)=27400-166-131=103314-91=223241×(627-622)=120579×(222-216)=474279×3=837546+663+715=1924254+285-28=51146+(768-397)=417242-206+456=492141+231×2=603365+(225-185)=405297-95+52=254914-(21+569)=324236+885+42=1163452-254=198491×(302-293)=4419417-(247-183)=353337-(400-332)=269930-(699+157)=74243-221=22374-203-162=92/6+3/6=5/6714×8=5712326×3-193=785641-(107+260)=274935+498-302=1131238-39+18=217176-45×2=86442-22-407=13749+115-619=24585×(500-494)=510661-(367+206)=88166×8-47=1281491-220+125=396521+47+32=600189×(144-139)=94582×9-295=443845×2-327=1363438+18-277=179232-69×2=9421+(290-118)=193182+108-238=52152+184-195=141214×3=642979-439=540123×8-327=657804×3-888=152432×9=288164×(112-106)=984184×(353-349)=73658×6=348453×2=906278×2+16=572215×6-119=1171463-13×8=359329-156+423=596900+(926-131)=1695969+734-830=873364-137+638=865974×(451-446)=487059+501+310=870864-(697-392)=559764×4-800=225693+233=326401+88-37=452348×9-767=2365940+(827-93)=1674903-279×2=345178+572+992=1742350×7=2450159+(400-141)=41880+240=320921+445=1366238+22×9=436164-18-63=83444-(371+17)=56393-108+62=347581+(402-316)=667657-111×5=102595-80-123=392357×7-156=2343717×9-730=5723306-167=139416×2=83242+497+197=73659×4=236914-(396+40)=478164×2+272=600987-(639+133)=215147+170-306=11450-377+114=187355-(106+151)=98966-831+89=224470-11=459379-20×8=219302+940-902=340358+97-381=74718-224=494120+16×2=152984+452-936=500480+438+195=1113397-198+140=339107×3+217=538388-182+62=268113-(65-23)=71716×(444-439)=3580795-368-166=261997+622+498=2117566-12×5=506488-290-158=40804-12×3=768459×(290-281)=4131576-466+367=47764×(244-238)=38482×9=738334×2-50=6183/7+2/7=5/7458-91×3=185876×7=6132782×2=156435+387-341=81674+478-784=368332+260=592967-96-81=790229-70×2=89585-349+959=1195547-98-128=321560×2=1120659-113×4=207672+83+22=777800-(78+418)=30474+281-325=30640×2=1280631-(141+306)=184346-(19+259)=68236-(308-233)=16114+464-333=145500-39×4=344687-463+936=1160457-429+68=96209-17=192122+895+481=1498555+293+77=92545×2+78=168159×6-592=36217×5+438=523798-555-50=193709+(516-175)=1050777-(255+397)=125782-523-210=4980×(347-341)=480353×3-505=554344-337+260=267486-419+188=25546×9=414172×(493-488)=86029×2=58191+134=325354-(255+43)=56974+(447-393)=1028245×(830-821)=2205265+142-373=34404+(189-23)=570468-(804-631)=295979-694=285235×3+487=119267+539+283=889102×9-385=533358-(314-296)=340381-94=287482-130×2=222296+221+455=972140+295=435409-168=241352-101-13=238895-(93+314)=488869-54×6=545273+(136-65)=344903-(537+311)=55913×(811-802)=8217279+422=701874×(631-622)=7866744-287+697=1154766-(153+478)=135503+672+51=1226109×8=87245×(36-32)=180631-(154+206)=271169×2=33873×(369-363)=438366-47×4=178720×6-121=4199158+155=313477-(219+128)=130209-(150+28)=31473-155-283=35754×9=6786333+(480-232)=58169+249+97=415844×9-761=6835393-(153+116)=12465×(410-401)=585105+246=351759×6-458=4096162-19×3=105411-99=312892×(375-367)=713675+(497-133)=439372+363=735389-(374-170)=185913+(326-29)=1210478×2=956548-(333-30)=245855+267=1122589-(638-423)=374151×4=604319×4-966=310674-162-186=32693×6+128=686128+(769-675)=222261+853=1114330-256+214=288382-180-166=36127+32=1596/8+2/8=129×4=116914+10×9=1004324+224×2=772182-(318-138)=2649+(376-84)=941190+149=339329+(375-85)=619494-(152+309)=33385+(188-72)=501126×5=630514×(890-882)=4112473-103-149=221135×6-296=514477-27×9=234227+442=669103×6=618198+272=470214+238-237=215352+59×6=706420+(232-159)=493297+119-202=214190+32×8=446329+(894-824)=3993/6+2/6=5/6123-100+120=14319+375-153=241802-546=256361+953+75=1389147+231=378486×4-801=1143272-49×5=27222+381=603103×7-32=689331-(153+64)=114628-353-52=223130+205+167=502151×3+424=877398-108=290823-444-100=279212-125+16=10371×(640-633)=497372-(609-505)=268123+271-208=186571-203×2=165582+18+232=832483×2=966911-118+915=1708788×(662-655)=5516647-531+392=508138+239+44=421297-(76+58)=163161×(235-230)=805403×2+158=964509+(245-216)=5381/5+3/5=4/591×5+388=843393-(68+247)=7877×(102-98)=308456×2=912743×(472-469)=2229588-(268+71)=24973+465+247=785945-(655-290)=580254-84=17012×2+402=426377-215-64=98406-(19-13)=400140-61+43=122470-243-26=201487-19×9=316135×7-555=390166×(172-167)=830953×2=1906632-(747-417)=302635-414=2213/5-1/5=2/5330-161-21=14829+704+14=747409+(470-333)=546480-29-167=284879-517=362486+(500-177)=809200-(369-326)=157186×3-57=501209×(644-635)=1881309-41×7=22427-71-191=165276+(379-102)=55360+28=88874-395-460=19654+453=1107397×3=1191626+287×2=1200183-(51+120)=12441+(60-13)=488441+467+47=955602-(625-80)=57715-424+208=499212×(812-803)=1908144×5+90=8102/7-1/7=1/78/10-2/10=6/10324-168+103=259146×3-318=120126-121+242=247464-373+330=421410-360=50328×3=984223-19×9=52118+145×6=988403+(324-234)=493593+142×7=1587809-98×5=319711-(96+78)=537964-114=850287+203-406=84186+111=297380+(490-253)=61720+(453-26)=4476/10+3/10=9/1031+35×3=136497+452+23=972799+399+990=2188500-422+733=81193×2=186728+787+569=2084561-94=467169-(294-133)=8449+(406-103)=752541-39×4=38525+417-278=164359-49-272=38243+851-762=332473-(366+69)=38628-(202+255)=171559+205×4=1379484+220+197=901989-446-136=407914-333=581171+(196-44)=323343-27×2=289448-101=347834-110×6=174260+499+13=772422+30-132=320474-240-205=29508-(632-375)=251692-247-139=306445-94=351282-114+62=230414+160+132=706146+90×6=686983-100+196=1079280-182-76=22207+(361-158)=410209+74=28355+246-223=7868+(816-659)=225176+197=373256×(362-359)=768780-269×2=2424/10-1/10=3/10281×(76-71)=1405485-256=229944-245-689=10933+(827-689)=1071485-(385+39)=61161-26=13574×(285-281)=296377-242=135339-12×2=315314×2-175=453622-256-250=116430-226-97=107252+163-391=24287×2=574176×4-152=552204-32=172820+374-165=1029331×3=993937+911-824=1024858-772=8656×3+41=20967×(239-233)=402338-(214-182)=306448-64×7=0421-206+160=375291-92×3=15253×(100-97)=759216-(397-326)=145725+64+163=95299+346=445440+235+259=934835+913-252=1496277+52-58=271456-(213-23)=266285-(20+165)=100338×7=2366665+333+396=1394318×3+915=186976+94-11=159394+(361-99)=656404-122×2=160104+(145-12)=237216+885-520=581916-55×3=751979-242-50=687730+393=1123258+76+572=906258-13×4=206127+214+635=976561+357+41=95981×(33-27)=486653+234+104=991119-(45-37)=111234-182+274=326205×3=615971+700+712=2383477-(434-312)=35575+376=451809-106×7=67880-164=716827-(620+13)=19414×(353-347)=84125-(448-419)=96425×(247-238)=3825764-84×3=512905-(363+391)=151135×(78-71)=945974×(291-287)=3896406-81-146=17979×(432-424)=632633-261+494=86673+(279-78)=27487×(371-364)=609388-11×3=355463-(816-454)=101872×7-779=5325243-(441-330)=132246+550=796604-20×5=504896-52=844195×9=1755148×5=740872-93+95=874865-420+880=1325999-(290+584)=125569×5=2845456+653=1109326-62=264421-(861-586)=146758+235×4=1698121+117-118=120845-(551-424)=718238-187+104=155420+244=664959-(733-691)=917389×5-20=1925617-(315+283)=19108+140+554=802735+270-765=2403/8-2/8=1/8891-(65+301)=525484-(37+439)=8738×7=5166307-96=211171×8=1368190×4-746=14569-130-430=9139+486×2=1111264-(337-263)=19031+185=216289×2-100=478153+287=440135+69×2=273127-(292-283)=118106×(104-98)=636835-82-11=742163+630+999=1792552-(52+455)=45824-51×4=620957+966+514=2437104×6=624223×4+797=1689431+(305-157)=579324+634=958169+288=457698×4=2792262+163=42585+89×8=797242-(11+55)=176199+517=716104-(15+72)=17734-(502-285)=517854+(280-182)=952415+(760-342)=833976-114×2=748282×2-345=219150+694+89=933803-295=508461×(650-641)=4149875-82-289=504180-(424-364)=120963-676=287312-(294-221)=239526-103×2=320609-126-270=213302+195-357=1401/7+5/7=6/772+431+311=814346-12×6=274198+685=883195+50+507=752400×6-352=2048438+140×5=1138204×6-847=377892-579+316=629757×(626-621)=3785313+84=39799×7-554=139640+798-698=740228+97+896=1221343+233×4=1275810×5-370=3680428+(349-231)=546904-305+593=1192879-(457-238)=660491+(789-115)=1165399-(324+55)=20352+188×2=728185-(404-321)=102250-(306-195)=139313-19+45=339406-70-255=8189+(467-28