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

三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦157-(17+128)=789-176=74+576+207=65+(415-217)=378+53+337=156+974+801=326+(229-217)=788-(352-17)=561+145+160=160+86-199=146×2=184+286-237=94+315=428-128-45=328-29×3=237-14-86=329-(22+261)=102+(961-796)=76×(24-17)=374-157-118=149×6+112=957-763-17=87-(743-720)=280+172-452=171-(61-47)=810×(563-559)=120+(296-153)=456-(45+171)=292-(77+176)=482-(358-54)=376+(394-319)=247×4-208=264-114=475-148+138=25×(98-94)=120+145-25=117-104=212+79-196=142+839=905-(358-120)=444×(133-127)=482+227+80=158+251×3=876-33×4=2/9+4/9=390-25×2=988-571=760-85×5=268-(143-115)=494-462+317=713-(689-262)=279+(435-300)=795-506+514=337+93=190+(344-279)=366×6-806=151×3+379=212×2+68=210+19-87=104×6+367=28+342+500=948-203-467=224×4=469-94×4=108×3+992=493-231×2=408-(428-202)=698-167-33=95×7+379=689-(253-140)=5/8-1/8=3/6-2/6=386-63×3=234+660+40=393+92-122=139+322=454-(239-234)=309+85-271=420-412+959=299+(410-104)=320×2-293=691+493+357=309+461=309-(582-413)=483-338=425+11-205=449-283+169=180×4-713=353-269+40=452-70×3=457-171-100=294+438=230×2-176=103+82=157+70-33=832-721+277=392+(264-144)=409-(64+20)=3/5-1/5=574×5=346-276+396=760-300=289-78-146=39×7=986-199×4=926×(735-732)=286+(388-83)=756+69×8=961-758+361=61+239-194=160×(745-739)=860×(546-540)=971-(79+220)=901+94×8=635-124+462=43+780+388=924-324=411+(510-359)=772-254×2=112+680+196=68×9=288+179=380-(297+36)=188+197=465-(190-63)=325-184=572×(923-915)=407-20+67=410+239=458-116-218=715-516=420+820-977=642-96-511=402+717+914=485-(40+360)=126+(365-341)=306-136=270×7=143-15=51+79=320×(336-333)=211-106=247-(36+169)=414-(378-247)=485×(656-649)=805-527+679=559-130×4=162-26×3=179+225=493×6=401-99-264=4/7-2/7=991-(766-453)=392-(137+145)=1/7+4/7=944-261=94+(373-110)=112+287-332=688×(29-21)=434+30×3=83×7-219=219+440=21×(255-248)=505-(740-649)=65×2=423-169+138=943-(982-266)=39+437-271=583+(320-20)=133+292+358=183×3=296+(116-42)=352-167+192=203×3+169=459-36-364=998+118×7=251-75×2=584-496=447-(178+197)=578+547=968+62-328=73×(26-22)=54×9+196=409+(101-91)=728+88+73=516-(148+342)=159+123×5=138×3=696-448=376+(435-280)=17×2=403+985+99=54×9-127=103×(456-447)=181+78-74=771-(709-485)=493-471=282+48×5=168×2=186×2+354=135×5+167=112×(135-128)=498-16-304=501+118×7=315×2-422=104×6=577+95+80=268-(118+36)=449-405=323×2=191-(333-318)=973×(351-345)=642-(220+298)=11+657-420=458×3=378-99-274=399-(169-123)=392-83×2=886+885-263=391-32-105=73×5=303+182=143×(236-232)=41+(232-159)=65+(461-161)=276+636=22+777+154=756+(947-881)=300-162-97=142×6+49=33×(47-43)=488-75=27+288+229=764-458+150=16+14×9=453-(180+222)=235×3=665+(307-29)=3/6-1/6=596×8-454=218+195=23×3=118+(433-280)=351-62=39×(260-252)=438-29-236=656×(313-308)=447-286-119=507-48=293-21×4=477+475-744=1/4+2/4=980+(979-704)=264×(643-637)=466-204+77=334×(43-34)=963-(36+714)=406-(490-225)=196×2+449=775-581-169=166+325-261=303×4-329=80×(399-392)=823+554+924=246-(19+155)=492-(89+47)=569-358=19+38×7=75+167=474-(474-302)=354+(304-66)=239×(80-77)=416-205+99=951-(847-652)=896-313+11=628×(117-112)=631+18+332=126+281=71×3-20=393-337+400=36+293-264=947+982-505=233+141=260×3=414+69=796-408+586=41×(91-87)=469-151×2=978-788-105=498-(389-13)=746-226×3=778×5-309=982-(595+319)=259+639=644+146+787=515-(17+460)=893-(163+246)=154+(491-360)=267+36-187=651-25×3=264×5=974+(788-677)=167-120+436=323-171=566-169=412+258=98-68=126×5-137=206+314+182=425×2+31=329+221+449=454-305-117=376-(320-266)=126-121+108=308-251=40×(148-143)=427×3-334=22+192+219=397-164-124=164×5-802=667-21×4=245×4-785=449-30=134×8-13=103×6=395-80×3=649×9-621=33+37×3=166×(519-516)=572-138×2=185×5-469=98+901+587=590×7-781=289-51-198=796-677=428+981=298×2-209=304+793+252=960-(74+220)=466-94=197-47=783-(277+292)=260×5-402=863-(720-372)=948+418=166+40+215=955×8=183+(370-58)=267+(964-254)=364+(773-723)=46×(369-364)=635-159-138=42+145=145+465+252=958-447+914=453-(129-49)=267-18×2=112×(268-260)=279-121-86=735+741-913=921-(168+54)=4/7+2/7=633×(854-851)=460-(458-174)=626-204+73=248+(482-124)=656×5=782×8-671=799×4-131=800+133-788=318-244+403=797+125-636=395-(37-28)=988+509+351=580+622+290=29+15=42×(212-209)=359-73-68=208+252=243-(187-155)=284-131×2=881+814-210=347-50+127=447+26-27=926+(631-23)=108+204=305-201+329=339-12-153=359-44×3=576+864-58=496-198-126=752-61×6=94×9-276=245+64×2=958+561-346=867-445-69=676+159-793=396-(180+194)=55×5=394+41×4=250+(126-73)=493-263-106=104-12×2=878-336×2=400-200=613-243+76=983-373+207=855-(749+98)=147+196=89×8+285=136+100=341-213+560=13×(398-395)=294×(82-79)=521+40-315=81+436=602×6=137×4-433=907+116-246=930-891=253+35×7=734-33×4=387-43×2=838-290+385=109+355=157×8=61×8-228=872-374=105-23=886-471-339=158+506-163=926×(144-136)=182-11+279=832-554=44+178+543=383+122+247=440-97=147+347+334=612×6=574-(986-815)=490-162-111=2/7-1/7=102×7=630-(196+355)=107-(231-225)=315×9-264=337-132×2=31×3+163=238-51-14=349+17+87=1/8+6/8=45×2=160-(136-42)=35×6+250=837-467-21=888-85-231=126-41×3=732+11+553=95×(32-29)=352×3=364-(236+52)=406+416=793-(546+34)=110+(705-668)=233+135=201-12-180=653-(273+40)=210-58+278=892-(77+509)=216-167-38=450+(484-404)=892-(874-133)=590-(318-190)=298+111×6=879-(562+61)=794+328+400=336+94×4=233-205+225=412+390×2=770×3-672=372+101=249+241-282=255×3-676=629-419-93=460-175+21=294+130-330=92+279-54=957+29×5=160×(811-804)=407×8-335=227+206=448×3=167-(482-360)=322-(42+260)=401+148+296=511+91+341=412-(404-209)=28×2=212×4-645=213×4-775=958+187×4=71+100×2=896×9=306-59=171×(852-847)=42+102×9=415+764-355=555×4-346=499-(68+401)=281×3-252=257-131+550=921-(513+73)=904-70×7=609+591-647=854-(293+265)=488×(780-777)=94-(233-223)=858+(812-180)=359-(48+239)=307-211+231=372-(767-595)=681-344+715=431-17=487-109×2=282+207=981-(514+340)=40+199=475-(180+104)=475-(250+33)=734-38×5=961-(337-297)=668+(868-714)=538-(980-674)=608-530-11=335-114+70=29×(111-102)=317+174+442=133×(188-183)=5/10-1/10=604+408+539=890-427×2=731-49=162-27=972-884-70=276-171=43×(390-387)=302+(194-62)=98+302-39=208×3=408-(87+319)=309+144=748+565+557=378×6-333=279×9-324=413-278-86=944×(990-984)=249-(499-489)=242-16-144=72-12×6=430-56×4=22×4=451-(461-248)=900×3=66×6+240=765-(669-194)=810-224×3=46×7+255=392-272=141+554=735-81-508=479-(322-224)=468×2+33=462×2=472-(122+75)=555-246-173=373-(423-396)=494-36×6=752×(930-925)=592×8=912-154+882=137+83-177=277×(326-323)=200×4-231=997-(431+311)=899-20-355=73-27=106+44+236=475+20+332=21×(261-256)=420+80-192=444+(995-968)=409-(229-124)=369+(480-384)=768+(970-131)=237+230-392=3/6+2/6=75×5=455+(591-107)=287+184×4=785+761+537=200-125=312×8-478=257×2=118×6-565=165+144×3=147×4+473=649-(415+195)=459×2+578=369+235×3=256+159=341-91+166=154+341+431=251×8=303-260+204=484-(486-411)=1/7+5/7=1/9+6/9=193+561+113=641-251+628=724-633=591×(817-811)=255×7-612=297+(497-331)=492×6-547=135+100-197=890-727+941=11+112+768=82×8-21=216+72×5=82×6-387=689-516=855+(684-417)=963-192-178=79×4+92=656+238=994-790=855-27×5=820×7-843=978-24+89=920+(196-27)=435-44-130=147+53=180-63-97=511+603-310=154+139=378-284=3/4-1/4=909-736-78=353+698+719=438-172×2=459-(187-140)=486-91×2=489-287-98=383+(176-172)=727-608=823-391-207=544-28×4=73+435=985-182×5=89×3=332+876=861+342+257=38×7=243-39×2=326-18-35=344×2-61=817-49×3=193+275+461=465+581-529=225-185=331-304+272=940+(698-479)=234-168+236=293-33-70=457-(712-306)=459-(75+101)=201×2-185=184+184×2=424×5-284=17×8+564=479+(226-46)=800+(460-262)=338×(417-414)=266+636-774=668+787=859-72=420+(328-173)=243+16×6=957-(866-455)=334+655=42×8+58=33×8=88+64=809-(508+87)=2/6+3/6=811+(923-291)=400-21×7=243+698-714=30×(187-179)=962+707-910=386-200+678=330+51+312=393-(734-521)=584-89×2=988-233×2=794-191-293=342-(428-141)=318×3=142+144=81×3=165+339+791=703-113-309=46+42+380=147+948-135=158+119-207=171×3=18+913+20=946-(672-208)=25×7+247=766×7-292=475-60×3=515×8-820=440-(95+23)=229×2-19=141×8=934-(603+197)=363-151+74=575-(137+297)=202+49=74+846+743=880-290=488-410+284=72×9-372=897×(935-926)=136×5-146=41×4+18=906+809+307=667×4=177×3+45=128×5-418=704-269+389=11+(468-40)=384-(134+142)=494-37×7=945-315×3=335-96=403+881=495-(367+63)=701+223+792=477+63×7=358+175×3=262-175+328=527-348+490=467-(375-60)=850-278-315=283+(164-144)=779×6=372×2=48+(935-100)=90×3-33=136×(123-118)=236+850-293=71+88=48×5=3/7+2/7=398-(69+150)=404-(293-189)=326-(490-401)=455-(274+16)=48×9=277+(188-87)=429×7-442=79+362-43=74+289=895+256-528=217+(563-327)=627+756+503=217×3=104+(260-95)=443-377+352=35+276-265=249+(163-132)=126-72=308-196=189+448+52=82×9+664=2/8-1/8=51×3=192×(104-101)=448-77=496-62×2=425+271=104×(378-369)=7/10+2/10=875×(746-739)=661-47-320=660-(244+228)=695+885=134+(383-70)=811-526+708=557-90×4=644-(417+184)=385×8=935×(526-521)=76×4=4/8+3/8=83-(46+15)=620-(922-332)=323+58-121=146×(466-461)=732×5=195×(340-337)=81+531+75=947-131+60=704×6-142=4/7-3/7=347+138-74=276-219+366=969-(327+309)=215-(17+39)=530-257=705×7=308-(342-265)=222+(429-215)=2/4-1/4=78×(227-224)=2/6-1/6=792-579-78=389-(577-347)=478-(281+84)=95×7=95×5+149=873-77×6=98+115=678-246=414-245+29=101×9-493=402-27×4=102×(497-492)=968-80+762=608-471=488-171×2=658-428-63=948×(691-686)=66+243=352+737-609=955+165-58=365-76-250=652×8-692=98+233=151×5+58=435-328+167=223×4-264=192+509-334=833-200×2=500-32×5=715+123×4=114-(470-419)=858+(908-365)=712-404=820-109=953-43×9=997-(20+500)=326+521+55=參考答案157-(17+128)=12789-176=61374+576+207=85765+(415-217)=263378+53+337=768156+974+801=1931326+(229-217)=338788-(352-17)=453561+145+160=866160+86-199=47146×2=292184+286-237=23394+315=409428-128-45=255328-29×3=241237-14-86=137329-(22+261)=46102+(961-796)=26776×(24-17)=532374-157-118=99149×6+112=1006957-763-17=17787-(743-720)=64280+172-452=0171-(61-47)=157810×(563-559)=3240120+(296-153)=263456-(45+171)=240292-(77+176)=39482-(358-54)=178376+(394-319)=451247×4-208=780264-114=150475-148+138=46525×(98-94)=100120+145-25=240117-104=13212+79-196=95142+839=981905-(358-120)=667444×(133-127)=2664482+227+80=789158+251×3=911876-33×4=7442/9+4/9=6/9390-25×2=340988-571=417760-85×5=335268-(143-115)=240494-462+317=349713-(689-262)=286279+(435-300)=414795-506+514=803337+93=430190+(344-279)=255366×6-806=1390151×3+379=832212×2+68=492210+19-87=142104×6+367=99128+342+500=870948-203-467=278224×4=896469-94×4=93108×3+992=1316493-231×2=31408-(428-202)=182698-167-33=49895×7+379=1044689-(253-140)=5765/8-1/8=4/83/6-2/6=1/6386-63×3=197234+660+40=934393+92-122=363139+322=461454-(239-234)=449309+85-271=123420-412+959=967299+(410-104)=605320×2-293=347691+493+357=1541309+461=770309-(582-413)=140483-338=145425+11-205=231449-283+169=335180×4-713=7353-269+40=124452-70×3=242457-171-100=186294+438=732230×2-176=284103+82=185157+70-33=194832-721+277=388392+(264-144)=512409-(64+20)=3253/5-1/5=2/5574×5=2870346-276+396=466760-300=460289-78-146=6539×7=273986-199×4=190926×(735-732)=2778286+(388-83)=591756+69×8=1308961-758+361=56461+239-194=106160×(745-739)=960860×(546-540)=5160971-(79+220)=672901+94×8=1653635-124+462=97343+780+388=1211924-324=600411+(510-359)=562772-254×2=264112+680+196=98868×9=612288+179=467380-(297+36)=47188+197=385465-(190-63)=338325-184=141572×(923-915)=4576407-20+67=454410+239=649458-116-218=124715-516=199420+820-977=263642-96-511=35402+717+914=2033485-(40+360)=85126+(365-341)=150306-136=170270×7=1890143-15=12851+79=130320×(336-333)=960211-106=105247-(36+169)=42414-(378-247)=283485×(656-649)=3395805-527+679=957559-130×4=39162-26×3=84179+225=404493×6=2958401-99-264=384/7-2/7=2/7991-(766-453)=678392-(137+145)=1101/7+4/7=5/7944-261=68394+(373-110)=357112+287-332=67688×(29-21)=5504434+30×3=52483×7-219=362219+440=65921×(255-248)=147505-(740-649)=41465×2=130423-169+138=392943-(982-266)=22739+437-271=205583+(320-20)=883133+292+358=783183×3=549296+(116-42)=370352-167+192=377203×3+169=778459-36-364=59998+118×7=1824251-75×2=101584-496=88447-(178+197)=72578+547=1125968+62-328=70273×(26-22)=29254×9+196=682409+(101-91)=419728+88+73=889516-(148+342)=26159+123×5=774138×3=414696-448=248376+(435-280)=53117×2=34403+985+99=148754×9-127=359103×(456-447)=927181+78-74=185771-(709-485)=547493-471=22282+48×5=522168×2=336186×2+354=726135×5+167=842112×(135-128)=784498-16-304=178501+118×7=1327315×2-422=208104×6=624577+95+80=752268-(118+36)=114449-405=44323×2=646191-(333-318)=176973×(351-345)=5838642-(220+298)=12411+657-420=248458×3=1374378-99-274=5399-(169-123)=353392-83×2=226886+885-263=1508391-32-105=25473×5=365303+182=485143×(236-232)=57241+(232-159)=11465+(461-161)=365276+636=91222+777+154=953756+(947-881)=822300-162-97=41142×6+49=90133×(47-43)=132488-75=41327+288+229=544764-458+150=45616+14×9=142453-(180+222)=51235×3=705665+(307-29)=9433/6-1/6=2/6596×8-454=4314218+195=41323×3=69118+(433-280)=271351-62=28939×(260-252)=312438-29-236=173656×(313-308)=3280447-286-119=42507-48=459293-21×4=209477+475-744=2081/4+2/4=3/4980+(979-704)=1255264×(643-637)=1584466-204+77=339334×(43-34)=3006963-(36+714)=213406-(490-225)=141196×2+449=841775-581-169=25166+325-261=230303×4-329=88380×(399-392)=560823+554+924=2301246-(19+155)=72492-(89+47)=356569-358=21119+38×7=28575+167=242474-(474-302)=302354+(304-66)=592239×(80-77)=717416-205+99=310951-(847-652)=756896-313+11=594628×(117-112)=3140631+18+332=981126+281=40771×3-20=193393-337+400=45636+293-264=65947+982-505=1424233+141=374260×3=780414+69=483796-408+586=97441×(91-87)=164469-151×2=167978-788-105=85498-(389-13)=122746-226×3=68778×5-309=3581982-(595+319)=68259+639=898644+146+787=1577515-(17+460)=38893-(163+246)=484154+(491-360)=285267+36-187=116651-25×3=576264×5=1320974+(788-677)=1085167-120+436=483323-171=152566-169=397412+258=67098-68=30126×5-137=493206+314+182=702425×2+31=881329+221+449=999454-305-117=32376-(320-266)=322126-121+108=113308-251=5740×(148-143)=200427×3-334=94722+192+219=433397-164-124=109164×5-802=18667-21×4=583245×4-785=195449-30=419134×8-13=1059103×6=618395-80×3=155649×9-621=522033+37×3=144166×(519-516)=498572-138×2=296185×5-469=45698+901+587=1586590×7-781=3349289-51-198=40796-677=119428+981=1409298×2-209=387304+793+252=1349960-(74+220)=666466-94=372197-47=150783-(277+292)=214260×5-402=898863-(720-372)=515948+418=1366166+40+215=421955×8=7640183+(370-58)=495267+(964-254)=977364+(773-723)=41446×(369-364)=230635-159-138=33842+145=187145+465+252=862958-447+914=1425453-(129-49)=373267-18×2=231112×(268-260)=896279-121-86=72735+741-913=563921-(168+54)=6994/7+2/7=6/7633×(854-851)=1899460-(458-174)=176626-204+73=495248+(482-124)=606656×5=3280782×8-671=5585799×4-131=3065800+133-788=145318-244+403=477797+125-636=286395-(37-28)=386988+509+351=1848580+622+290=149229+15=4442×(212-209)=126359-73-68=218208+252=460243-(187-155)=211284-131×2=22881+814-210=1485347-50+127=424447+26-27=446926+(631-23)=1534108+204=312305-201+329=433339-12-153=174359-44×3=227576+864-58=1382496-198-126=172752-61×6=38694×9-276=570245+64×2=373958+561-346=1173867-445-69=353676+159-793=42396-(180+194)=2255×5=275394+41×4=558250+(126-73)=303493-263-106=124104-12×2=80878-336×2=206400-200=200613-243+76=446983-373+207=817855-(749+98)=8147+196=34389×8+285=997136+100=236341-213+560=68813×(398-395)=39294×(82-79)=882521+40-315=24681+436=517602×6=3612137×4-433=115907+116-246=777930-891=39253+35×7=498734-33×4=602387-43×2=301838-290+385=933109+355=464157×8=125661×8-228=260872-374=498105-23=82886-471-339=76158+506-163=501926×(144-136)=7408182-11+279=450832-554=27844+178+543=765383+122+247=752440-97=343147+347+334=828612×6=3672574-(986-815)=403490-162-111=2172/7-1/7=1/7102×7=714630-(196+355)=79107-(231-225)=101315×9-264=2571337-132×2=7331×3+163=256238-51-14=173349+17+87=4531/8+6/8=7/845×2=90160-(136-42)=6635×6+250=460837-467-21=349888-85-231=572126-41×3=3732+11+553=129695×(32-29)=285352×3=1056364-(236+52)=76406+416=822793-(546+34)=213110+(705-668)=147233+135=368201-12-180=9653-(273+40)=340210-58+278=430892-(77+509)=306216-167-38=11450+(484-404)=530892-(874-133)=151590-(318-190)=462298+111×6=964879-(562+61)=256794+328+400=1522336+94×4=712233-205+225=253412+390×2=1192770×3-672=1638372+101=473249+241-282=208255×3-676=89629-419-93=117460-175+21=306294+130-330=9492+279-54=317957+29×5=1102160×(811-804)=1120407×8-335=2921227+206=433448×3=1344167-(482-360)=45322-(42+260)=20401+148+296=845511+91+341=943412-(404-209)=21728×2=56212×4-645=203213×4-775=77958+187×4=170671+100×2=271896×9=8064306-59=247171×(852-847)=85542+102×9=960415+764-355=824555×4-346=1874499-(68+401)=30281×3-252=591257-131+550=676921-(513+73)=335904-70×7=414609+591-647=553854-(293+265)=296488×(780-777)=146494-(233-223)=84858+(812-180)=1490359-(48+239)=72307-211+231=327372-(767-595)=200681-344+715=1052431-17=414487-109×2=269282+207=489981-(514+340)=12740+199=239475-(180+104)=191475-(250+33)=192734-38×5=544961-(337-297)=921668+(868-714)=822538-(980-674)=232608-530-11=67335-114+70=29129×(111-102)=261317+174+442=933133×(188-183)=6655/10-1/10=4/10604+408+539=1551890-427×2=36731-49=682162-27=135972-884-70=18276-171=10543×(390-387)=129302+(194-62)=43498+302-39=361208×3=624408-(87+319)=2309+144=453748+565+557=1870378×6-333=1935279×9-324=2187413-278-86=49944×(990-984)=5664249-(499-489)=239242-16-144=8272-12×6=0430-56×4=20622×4=88451-(461-248)=238900×3=270066×6+240=636765-(669-194)=290810-224×3=13846×7+255=577392-272=120141+554=695735-81-508=146479-(322-224)=381468×2+33=969462×2=924472-(122+75)=275555-246-173=136373-(423-396)=346494-36×6=278752×(930-925)=3760592×8=4736912-154+882=1640137+83-177=43277×(326-323)=831200×4-231=569997-(431+311)=255899-20-355=52473-27=46106+44+236=386475+20+332=82721×(261-256)=105420+80-192=308444+(995-968)=471409-(229-124)=304369+(480-384)=465768+(970-131)=1607237+230-392=753/6+2/6=5/675×5=375455+(591-107)=939287+184×4=1023785+761+537=2083200-125=75312×8-478=2018257×2=514118×6-565=143165+144×3=597147×4+473=1061649-(415+195)=39459×2+578=1496369+235×3=1074256+159=415341-91+166=416154+341+431=926251×8=2008303-260+204=247484-(486-411)=4091/7+5/7=6/71/9+6/9=7/9193+561+113=867641-251+628=1018724-633=91591×(817-811)=3546255×7-612=1173297+(497-331)=463492×6-547=2405135+100-197=38890-727+941=110411+112+768=89182×8-21=635216+72×5=57682×6-387=105689-516=173855+(684-417)=1122963-192-178=59379×4+92=408656+238=894994-790=204855-27×5=720820×7-843=4897978-24+89=1043920+(196-27)=1089435-44-130=261147+53=200180-63-97=20511+603-310=804154+139=293378-284=943/4-1/4=2/4909-736-78=95353+698+719=1770438-172×2=94459-(187-140)=412486-91×2=304489-287-98=104383+(176-172)=387727-608=119823-391-207=225544-28×4=43273+435=508985-182×5=7589×3=267332+876=1208861+342+257=146038×7=266243-39×2=165326-18-35=273344×2-61=627817-49×3=670193+275+461=929465+581-529=517225-185=40331-304+272=299940+(698-479)=1159234-168+236=302293-33-70=190457-(712-306)=51459-(75+101)=283201×2-185=217184+184×2=552424×5-284=183617×8+564=700479+(226-46)=659800+(460-262)=998338×(417-414)=1014266+636-774=128668+787=1455859-72=787420+(328-173)=575243+16×6=339957-(866-455)=546334+655=98942×8+58=39433×8=26488+64=152809-(508+87)=2142/6+3/6=5/6811+(923-291)=1443400-21×7=253243+698-714=22730×(187-179)=240962+707-910=759386-200+678=864330+51+312=693393-(734-521)=180584-89×2=406988-233×2=522794-191-293=310342-(428-141)=55318×3=954142+144=2868