三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦

三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦130×(692-687)=275×2=125-24=31×9=329+103-403=355×2-367=543×(74-65)=187×(477-474)=804×(627-618)=128×5=757-85×8=276+187-272=942+(818-203)=356-153-84=285×(233-230)=498-30×6=199+(494-83)=76-67+271=339-37-121=65+554+293=133+308+289=2/4-1/4=517×8-26=738-109+630=118×5-492=551-65-175=91-21=125-50+51=121+705+269=831-271-471=352×(766-759)=485-245-90=596×(574-567)=450-278=50×(491-485)=678+649=449-(54+284)=655-15×7=540×8=470+11-221=335+120-320=323+92=284-86×3=296+(262-201)=167×3-156=720-(987-422)=253+227×2=836-104×8=868+750=118×5-76=456+561+735=156+104+343=452-372+370=487+157+341=636+969-735=361×3=82×(411-408)=141×6-343=452-(693-476)=149+(368-126)=111+85=284+40+715=654-592=742+773=2/7+4/7=444×2+859=738-140×2=485-(64+265)=360×7=495-214+50=703-43×4=867+(769-240)=777×(631-623)=364+683-434=278+285×2=668×7=416+(360-214)=890-37×5=179×4+199=853+(770-236)=314-(447-338)=212-(25+60)=3/5-2/5=458×2-261=26+90=52×(401-393)=494-262-187=505×3=563-105×5=228+463=437-139-24=877-165=198×(187-184)=419-303+364=751-149-256=199-176=934-(334-121)=471-(78+349)=290-195+839=106×(263-260)=406-374=436-270=509-(260+247)=86+554+665=44+32=476-259+85=292+48×4=406-(243+88)=33×8-49=294-117-86=958+598+378=143×6-118=422+(299-23)=620-(937-329)=203-(41+15)=380-22-65=75×(89-86)=65×2=503+286=518-(740-303)=467-399-38=381+(471-180)=78×2=278+203=62×9+58=681-261+648=463-235=186+145+288=434×6=69+133=676-291+494=31×6+832=114+192=230×3+213=171+292=405-142=306+22-141=306-36×4=674-(320+247)=316+520+729=63+21×9=364-47-72=141×3-83=886+505=121+(489-331)=823-(28+226)=200×4-314=277+(167-82)=784-(486+193)=511+503+121=566×5-121=468-27-220=951-88×7=383-299+302=80+138-148=232+(260-236)=314-202+117=163-162+238=363+16+589=212-(96-68)=449+916-825=405-271+103=693+508-869=85×2-43=319×7-569=700+110×4=126-37=295-(208+24)=152+60+68=195+138+277=864+10×2=369-20-255=6/8+2/8=400-(335-202)=356-235+11=283+408=173-(22+65)=198+794-866=507+(501-254)=236×2=415-270=2/5-1/5=269×2-228=969×2=648+250+96=438+672-776=468×2-248=209×2-265=411-411+159=359-339+698=311-(20+113)=22+98×4=781+448+709=2/3-1/3=504-43-142=12+625+63=812-(503+98)=141×7=159+(487-75)=588-441+259=412-271-88=958-137×4=287+(338-161)=328-(276-264)=451-36×4=55×3-41=848-27×3=411×9-479=175-122+581=295-12×9=377-132×2=343+130=126-68=346-340+171=386-26×9=620×2=974+(933-424)=268+(271-185)=560+215-570=82×(299-294)=286×(597-591)=251-154=741+63+67=740-348+190=177+39=808+932-765=488+(355-262)=352-99×2=245×(468-459)=429+244+544=55+43×2=351+121×7=949+651=159×6=942-625-159=188-40×4=177×3=336-12×5=188×2+421=24×3+485=239+(832-406)=67+186=607-563=97+(298-55)=347-11×9=211-148+256=930-730=295-189-43=260-(131+26)=150+140+15=83×7=327-46=609-(989-651)=100×2+266=384-(452-77)=982-35×3=56×6=869-340+951=486-33+977=850+316-844=438-66×4=591+(425-273)=774×9-728=93×4+440=6/10+3/10=579+(835-271)=86×(460-456)=78+398=80+902-714=227-(469-319)=629+(822-296)=870-555-200=616+245+783=61+434-488=918-191×4=3/6-1/6=831-(103+157)=160-32=148-(263-179)=3/6+2/6=91-91+377=649×9-53=153+290=859-86=809+860=254+160+291=864-422×2=714+14+144=522+73+252=197+(447-420)=65×5=597+(453-416)=213+40×6=2/8+4/8=340×7=350+105×6=672×3-110=955-550-175=312-(71-24)=293×3-121=761×5=49×(463-456)=122×8+735=446-24×3=679+533=722-(813-758)=150-18×4=93+400=724+604-466=433+239=392-101-27=150×3=438×2+81=101×8-168=728-139×4=411+789-821=287-30+789=408-(219+38)=560-106=161×(485-479)=940-697=913+745-343=681-607=154+955+371=824×(167-159)=211×(271-268)=49+(297-230)=89+135×4=69-19=628+560+90=145+(352-325)=715×4-776=402-(224+172)=656×5=104-22=296-106-107=954×(93-87)=633×6-807=108+318=50×5=268×(582-574)=108+101-29=326+579+36=5/9+3/9=835-24×6=394-(440-79)=264-106-143=901×3-417=176+952-170=28+489+779=238+(892-31)=782×4=165×2=111×2+206=315×4=835-(612-305)=765-31-127=54+352-38=862-771+246=129×6+162=212×3-261=382-41-233=452-192+14=321-261+46=607+(417-62)=617×3-22=277-255=244+94+323=346×5=199-(433-355)=207+262-453=245-245+138=11+(124-16)=689-(209-148)=693×8-77=997+(617-277)=344-(665-345)=3/9-2/9=933-(332+460)=961-62=424×2-714=227-127+168=374-(182+115)=245+115-178=762-(320+250)=835-13×3=223×(381-378)=171-83+334=969-(357+110)=227-(48+13)=625-224-197=748-430=221+313=601+91×2=242-212+272=116×8-852=798+(655-546)=181×(252-248)=276×9-909=56×(132-124)=122-10×8=152+130+484=238×3=603+945+894=724-(915-871)=207×3=21×5=216+859-277=399+178×3=356+557=394-237=292+(314-137)=258-86=56+104=934-(783+82)=75+366-183=978+225×2=271-(380-268)=111×7=368+77=272-54=193-187+417=773+(59-25)=129×(34-31)=996-(466+61)=251-(25+166)=456+593+820=231-(369-217)=461-(334-90)=134+97=944-20-493=670×(239-232)=407+693+355=96×9=463-261+122=676-363=862-478-356=739-(830-582)=828-278=948+(844-122)=231×5=124+99×2=22+520-364=288-(118+127)=470-(433-77)=238+(477-476)=645+(537-235)=848×(513-506)=284-(81-66)=39+(314-177)=992-(634-29)=929-242-26=245×3=763×(222-215)=481-77+415=401+239×2=4/7+2/7=309-(774-644)=190+305-248=510×(158-149)=318+481=161×4=895-45×4=195+108=979+86-82=138-74+393=959×(799-796)=65+32=64×3+361=24+416-135=947-205×4=107×9-102=323-140+601=603+(153-65)=963-398-130=167-15×8=283-110=419-120-281=499-(69+250)=64×(318-309)=393+264+815=242+140=876-99×5=274-(473-257)=70×6+238=498-(392-212)=299×8=369+88=506+(501-116)=290×8-23=374-235-24=245-(345-272)=752+78+102=118-118+69=134+22×8=402-(108+110)=394-125×3=257×2=903×7=369+459+123=298-92-155=264-210=475-(510-508)=429×9=77×2=129+175-251=288-16×6=283+(356-207)=329-136×2=28×2+334=148-75=499×4=573-(987-522)=13×7=70×5-123=222+(36-26)=270+(463-387)=613+361+454=292-34-180=147×4=114×2+115=18×9=108×(183-178)=242-(299-159)=349-326=428-33×9=684-(854-318)=125+26×3=618-(117+394)=165×(47-42)=871+233+55=247×4-328=762×2-739=353+640-877=673-201×2=244×8-48=576×5-449=124×9=999-182=736-154-412=322-(79+212)=71×(966-960)=875-(618+126)=87+60-36=95×(367-362)=3/6-2/6=412+58-101=224+115-202=296+111×5=355-(59+153)=297-105+122=240-30×6=81×4-62=217+37=421-255-33=45×5+489=990-777-191=223×4+492=314-180=980×7=892-374-56=183-(33+105)=97+380=376+388+221=311+285+102=392+34×7=883+38×3=270×(30-23)=484-(239+169)=3/9+2/9=208+221-261=674×7=191-(428-409)=406-291=298-(284-205)=491-46×9=880-481=254+136-54=528+440-495=510+611+581=767+748+994=465-54×2=130×5-143=24×4+962=991+652+584=158+142×6=963+661-866=485-(86+16)=924-798=331-250=370-(484-131)=329+487+33=161+115+81=673-259-189=174+(707-231)=198×4+566=459-167-243=977-(557-43)=362+151×2=925-484+171=153×6-199=738-566+44=996-129-693=992+227×4=49+63-65=893-(260+90)=859×(670-662)=398+867-238=150-(367-280)=137×(123-119)=353+161×4=72×(834-830)=2/8-1/8=32+(488-449)=21×9-160=326+147=103×4+355=268-70×3=448+82=156+320-337=293+533-41=66+267=768-137×3=710×(145-142)=890-46-648=169×4+659=549-73×6=325-16=41+60=148×2+70=2/7-1/7=57×6-12=163×2-277=728-(166+235)=229×(529-525)=103×(263-254)=231-146=283×3-609=482+648-331=423-265+116=466-(143+271)=337-38=138-22×4=82-36×2=105-(119-16)=442-430+389=173-58×2=837-(270+364)=990-(305+99)=1/8+4/8=2/6-1/6=362+75-277=47×5=193+224-67=269+77×3=156+190=454-257+371=988-280-120=424×7-915=736-156-524=283×9=450-(368-191)=209+70=339+362+209=31-11×2=239-(282-255)=222+246=159-(38+77)=293-16×6=452-186+122=170-81+303=426-395=89+993-28=725-259+771=213×3+272=103-(57-37)=931-(67+694)=493+118+974=450+780+90=975+(462-158)=312-100=162-(52+67)=841+768=157+81=248×4=291-63+26=234-100×2=94×(280-275)=186+295-266=733-538=475-(396+79)=357-(788-432)=204×2+86=390×7-940=283+149-337=961+756=927-62-335=315+158-416=495-440-29=906-(705-258)=248×4+322=861-387+324=289-19×7=213+(808-322)=309×(57-54)=123×3=769-228-268=295-117=516-245=205+261-139=684-293×2=206-36-64=37+359-144=416+50-12=327×2-167=840-686-57=84+(456-116)=962-(284+130)=374-(271+18)=23×(471-464)=193-(65+65)=5/7-2/7=185+127=325×(248-242)=254-171-33=299-164-24=280×3=272-(255-100)=153+221-210=167×5=831×4=365+251=351+132+510=217-104=358-90-111=599-(62+147)=426-45-135=66×6+56=3/7-2/7=670×6-504=313+(416-102)=190-(198-47)=1/5+3/5=709-381+386=143+371-95=70+32+721=40×8=512+565=272+35×3=965-(612-468)=721-(314-131)=64+299+144=129+78=131×4+281=773-(274+242)=678×7=872-705+507=77×5-134=676-(487+50)=276-(364-229)=459-44×6=451+(900-577)=250×(139-135)=218-12×8=384×9-23=471+996-221=261-169=12+445-439=481+(252-157)=219-83+167=341+73=383+212=85+(947-939)=2/7+5/7=874-80+227=314×9=706-(906-322)=954-217=442-351=104×7-97=503+88+130=228-(432-229)=574+487-767=820-(413+243)=454-356+141=106×(74-70)=538+61×4=846-362+212=559+525-250=415-133×3=635+195=917-305-274=974+633=183+(878-728)=363-141-217=150+384+351=461-(270+25)=478-347=240+150=829-(228+319)=148-(464-399)=310×(179-170)=552-53×6=472×(551-543)=326+(286-183)=746+(217-64)=617-291=384-339=272+277=872-484=374-10+884=626×(492-487)=55+392+405=134+669+782=619×7-375=491-(235+97)=693×5-442=31×(250-241)=80×(493-485)=54+105+766=213+(237-213)=693-(968-896)=455-(391-130)=353-97×2=486-317-88=289-30-141=681×(863-858)=635+370+375=607-(80+263)=483-322+85=133×6-25=365-(208+86)=769×(83-75)=289+604+76=466×2-407=607-(399+208)=154×(286-283)=653-(119+159)=386-(755-381)=883-32×6=449-(94+138)=289+(192-133)=113×(191-183)=319+145=566-544+418=460-(862-563)=218×7-578=555+135×5=220×4-720=289+(611-610)=166-147=99×2+322=494-(496-256)=239+(252-119)=551-446-91=785-346-219=3/10+5/10=319-223+450=45+15=893+600+975=621×9=429+(372-129)=334-76-140=413-26=參考答案130×(692-687)=650275×2=550125-24=10131×9=279329+103-403=29355×2-367=343543×(74-65)=4887187×(477-474)=561804×(627-618)=7236128×5=640757-85×8=77276+187-272=191942+(818-203)=1557356-153-84=119285×(233-230)=855498-30×6=318199+(494-83)=61076-67+271=280339-37-121=18165+554+293=912133+308+289=7302/4-1/4=1/4517×8-26=4110738-109+630=1259118×5-492=98551-65-175=31191-21=70125-50+51=126121+705+269=1095831-271-471=89352×(766-759)=2464485-245-90=150596×(574-567)=4172450-278=17250×(491-485)=300678+649=1327449-(54+284)=111655-15×7=550540×8=4320470+11-221=260335+120-320=135323+92=415284-86×3=26296+(262-201)=357167×3-156=345720-(987-422)=155253+227×2=707836-104×8=4868+750=1618118×5-76=514456+561+735=1752156+104+343=603452-372+370=450487+157+341=985636+969-735=870361×3=108382×(411-408)=246141×6-343=503452-(693-476)=235149+(368-126)=391111+85=196284+40+715=1039654-592=62742+773=15152/7+4/7=6/7444×2+859=1747738-140×2=458485-(64+265)=156360×7=2520495-214+50=331703-43×4=531867+(769-240)=1396777×(631-623)=6216364+683-434=613278+285×2=848668×7=4676416+(360-214)=562890-37×5=705179×4+199=915853+(770-236)=1387314-(447-338)=205212-(25+60)=1273/5-2/5=1/5458×2-261=65526+90=11652×(401-393)=416494-262-187=45505×3=1515563-105×5=38228+463=691437-139-24=274877-165=712198×(187-184)=594419-303+364=480751-149-256=346199-176=23934-(334-121)=721471-(78+349)=44290-195+839=934106×(263-260)=318406-374=32436-270=166509-(260+247)=286+554+665=130544+32=76476-259+85=302292+48×4=484406-(243+88)=7533×8-49=215294-117-86=91958+598+378=1934143×6-118=740422+(299-23)=698620-(937-329)=12203-(41+15)=147380-22-65=29375×(89-86)=22565×2=130503+286=789518-(740-303)=81467-399-38=30381+(471-180)=67278×2=156278+203=48162×9+58=616681-261+648=1068463-235=228186+145+288=619434×6=260469+133=202676-291+494=87931×6+832=1018114+192=306230×3+213=903171+292=463405-142=263306+22-141=187306-36×4=162674-(320+247)=107316+520+729=156563+21×9=252364-47-72=245141×3-83=340886+505=1391121+(489-331)=279823-(28+226)=569200×4-314=486277+(167-82)=362784-(486+193)=105511+503+121=1135566×5-121=2709468-27-220=221951-88×7=335383-299+302=38680+138-148=70232+(260-236)=256314-202+117=229163-162+238=239363+16+589=968212-(96-68)=184449+916-825=540405-271+103=237693+508-869=33285×2-43=127319×7-569=1664700+110×4=1140126-37=89295-(208+24)=63152+60+68=280195+138+277=610864+10×2=884369-20-255=946/8+2/8=1400-(335-202)=267356-235+11=132283+408=691173-(22+65)=86198+794-866=126507+(501-254)=754236×2=472415-270=1452/5-1/5=1/5269×2-228=310969×2=1938648+250+96=994438+672-776=334468×2-248=688209×2-265=153411-411+159=159359-339+698=718311-(20+113)=17822+98×4=414781+448+709=19382/3-1/3=1/3504-43-142=31912+625+63=700812-(503+98)=211141×7=987159+(487-75)=571588-441+259=406412-271-88=53958-137×4=410287+(338-161)=464328-(276-264)=316451-36×4=30755×3-41=124848-27×3=767411×9-479=3220175-122+581=634295-12×9=187377-132×2=113343+130=473126-68=58346-340+171=177386-26×9=152620×2=1240974+(933-424)=1483268+(271-185)=354560+215-570=20582×(299-294)=410286×(597-591)=1716251-154=97741+63+67=871740-348+190=582177+39=216808+932-765=975488+(355-262)=581352-99×2=154245×(468-459)=2205429+244+544=121755+43×2=141351+121×7=1198949+651=1600159×6=954942-625-159=158188-40×4=28177×3=531336-12×5=276188×2+421=79724×3+485=557239+(832-406)=66567+186=253607-563=4497+(298-55)=340347-11×9=248211-148+256=319930-730=200295-189-43=63260-(131+26)=103150+140+15=30583×7=581327-46=281609-(989-651)=271100×2+266=466384-(452-77)=9982-35×3=87756×6=336869-340+951=1480486-33+977=1430850+316-844=322438-66×4=174591+(425-273)=743774×9-728=623893×4+440=8126/10+3/10=9/10579+(835-271)=114386×(460-456)=34478+398=47680+902-714=268227-(469-319)=77629+(822-296)=1155870-555-200=115616+245+783=164461+434-488=7918-191×4=1543/6-1/6=2/6831-(103+157)=571160-32=128148-(263-179)=643/6+2/6=5/691-91+377=377649×9-53=5788153+290=443859-86=773809+860=1669254+160+291=705864-422×2=20714+14+144=872522+73+252=847197+(447-420)=22465×5=325597+(453-416)=634213+40×6=4532/8+4/8=6/8340×7=2380350+105×6=980672×3-110=1906955-550-175=230312-(71-24)=265293×3-121=758761×5=380549×(463-456)=343122×8+735=1711446-24×3=374679+533=1212722-(813-758)=667150-18×4=7893+400=493724+604-466=862433+239=672392-101-27=264150×3=450438×2+81=957101×8-168=640728-139×4=172411+789-821=379287-30+789=1046408-(219+38)=151560-106=454161×(485-479)=966940-697=243913+745-343=1315681-607=74154+955+371=1480824×(167-159)=6592211×(271-268)=63349+(297-230)=11689+135×4=62969-19=50628+560+90=1278145+(352-325)=172715×4-776=2084402-(224+172)=6656×5=3280104-22=82296-106-107=83954×(93-87)=5724633×6-807=2991108+318=42650×5=250268×(582-574)=2144108+101-29=180326+579+36=9415/9+3/9=8/9835-24×6=691394-(440-79)=33264-106-143=15901×3-417=2286176+952-170=95828+489+779=1296238+(892-31)=1099782×4=3128165×2=330111×2+206=428315×4=1260835-(612-305)=528765-31-127=60754+352-38=368862-771+246=337129×6+162=936212×3-261=375382-41-233=108452-192+14=274321-261+46=106607+(417-62)=962617×3-22=1829277-255=22244+94+323=661346×5=1730199-(433-355)=121207+262-453=16245-245+138=13811+(124-16)=119689-(209-148)=628693×8-77=5467997+(617-277)=1337344-(665-345)=243/9-2/9=1/9933-(332+460)=141961-62=899424×2-714=134227-127+168=268374-(182+115)=77245+115-178=182762-(320+250)=192835-13×3=796223×(381-378)=669171-83+334=422969-(357+110)=502227-(48+13)=166625-224-197=204748-430=318221+313=534601+91×2=783242-212+272=302116×8-852=76798+(655-546)=907181×(252-248)=724276×9-909=157556×(132-124)=448122-10×8=42152+130+484=766238×3=714603+945+894=2442724-(915-871)=680207×3=62121×5=105216+859-277=798399+178×3=933356+557=913394-237=157292+(314-137)=469258-86=17256+104=160934-(783+82)=6975+366-183=258978+225×2=1428271-(380-268)=159111×7=777368+77=445272-54=218193-187+417=423773+(59-25)=807129×(34-31)=387996-(466+61)=469251-(25+166)=60456+593+820=1869231-(369-217)=79461-(334-90)=217134+97=231944-20-493=431670×(239-232)=4690407+693+355=145596×9=864463-261+122=324676-363=313862-478-356=28739-(830-582)=491828-278=550948+(844-122)=1670231×5=1155124+99×2=32222+520-364=178288-(118+127)=43470-(433-77)=114238+(477-476)=239645+(537-235)=947848×(513-506)=5936284-(81-66)=26939+(314-177)=176992-(634-29)=387929-242-26=661245×3=735763×(222-215)=5341481-77+415=819401+239×2=8794/7+2/7=6/7309-(774-644)=179190+305-248=247510×(158-149)=4590318+481=799161×4=644895-45×4=715195+108=303979+86-82=983138-74+393=457959×(799-796)=287765+32=9764×3+361=55324+416-135=305947-205×4=127107×9-102=861323-140+601=784603+(153-65)=691963-398-130=435167-15×8=47283-110=173419-120-281=18499-(69+250)=18064×(318-309)=576393+264+815=1472242+140=382876-99×5=381274-(473-257)=5870×6+238=658498-(392-212)=318299×8=2392369+88=457506+(501-116)=891290×8-23=2297374-235-24=115245-(345-272)=172752+78+102=932118-118+69=69134+22×8=310402-(108+110)=184394-125×3=19257×2=514903×7=6321369+459+123=951298-92-155=51264-210=54475-(510-508)=473429×9=386177×2=154129+175-251=53288-16×6=192283+(356-207)=432329-136×2=5728×2+334=390148-75=73499×4=1996573-(987-522)=10813×7=9170×5-123=227222+(36-26)=232270+(463-387)=346613+361+454=1428292-34-180=78147×4=588114×2+115=34318×9=162108×(183-178)=540242-(299-159)=102349-326=23428-33×9=131684-(854-318)=148125+26×3=203618-(117+394)=107165×(47-42)=825871+233+55=1159247×4-328=660762×2-739=785353+640-877=116673-201×2=271244×8-48=1904576×5-449=2431124×9=1116999-182=817736-154-412=170322-(79+212)=3171×(966-960)=426875-(618+126)=13187+60-36=11195×(367-362)=4753/6-2/6=1/6412+58-101=369224+115-202=137296+111×5=851355-(59+153)=143297-105+122=314240-30×6=6081×4-62=262217+37=254421-255-33=13345×5+489=714990-777-191=22223×4+492=1384314-180=134980×7=6860892-374-56=462183-(33+105)=4597+380=477376+388+221=985311+285+102=698392+34×7=630883+38×3=997270×(30-23)=1890484-(239+169)=763/9+2/9=5/9208+221-261=168674×7=4718191-(428-409)=172406-291=115298-(284-205)=219491-46×9=77880-481=399254+136-54=336528+440-495=473510+611+581=1702767+748+994=2509465-54×2=357130×5-143=50724×4+962=1058991+652+584=2227158+142×6=1010963+661-866=758485-(86+16)=383924-798=126331-250=81370-(484-131)=17329+487+33=849161+115+81=357673-259-189=225174+(707-231)=650198×4+566=1358459-167-243=49977-(557-43)=463362+151×2=664925-484+171=612153×6-199=719738-566+44=216996-129-693=174992+227×4=190049+63-65=47893-(260+90)=543859×(670-662)=6872398+867-238=1027150-(367-280)=63137×(123-119)=548353+161×4=99772×(834-830)=2882/8-1/8=1/832+(488-449)=7121×9-160=29326+147=473103×4+355=767268-70×3=58448+82=530156+320-337=139293+533-41=78566+267=333768-137×3=357710×(145-142)=2130890-46-648=196169×4+659=1335549-73×6=111325-16=30941+60=101148×2+70=3662/7-1/7=1/757×6-12=330163×2-277=49728-(166+235)=327229×(529-525)=916103×(263-254)=927231-146=85283×3-609=240482+648-331=799423-265+116=274466-(143+271)=52337-38=299138-22×4=5082-36×2=10105-(119-16)=2442-430+389=401173-58×2=57837-(270+364)=203990-(305+99)=5861/8+4/8=5/82/6-1/6=1/6362+75-277=16047×5=235193+224-67=350269+77×3=500156+190=346454-257+371=568988-280-120=588424×7-915=2053736-156-524=56283×9=2547450-(368-191)=273209+70=279339+362+209=91031-11×2=9239-(282-255)=212222+246=468159-(38+77)=44293-16×6=197452-186+122=388170-81+303=392426-395=3189+993-28=1054725-259+771=1237213×3+272=911103-(57-37)=83931-(67+694)=170493+118+974=1585450+780+90=1320975+(462-158)=1279312-100=212162-(52+67)=43841+768=1609157+81=238248×4=992291-63+26=254234-100×2=3494×(280-275)=470186+295-266=215733-538=195475-(396+79)=0357-(788-432)=1204×2+86=494390×7-940=1790283+149-337=95961+756=1717927-62-335=530315+158-416=57495-440-29=26906-(705-258)=459248×4+322=1314861-387+324=798289-19×7=156213+(808-322)=699309×(57-54)=927123×3=369769-228-268=273295-117=178516-245=271205+261-139=327684-293×2=98206-36-64=10637+359-144=252416+50-12=454327×2-167