三年級(jí)數(shù)學(xué)(上)計(jì)算題專(zhuān)項(xiàng)練習(xí)附答案集錦380+464=800-722=634+146×6=401+727=469+(800-429)=786-207-424=346-215-115=919-656-261=456-(239-20)=755+659-145=34+(248-50)=471×2-857=915-414-261=369-(437-347)=1/8+4/8=497×5=59+45-77=276+(134-87)=101×5-196=12+137+254=276+71=152-79-71=193-137=171+243-217=337-204+201=405×7-558=244+42=18+99-73=389-61×3=3/5+2/5=134-34×3=175+297-387=297+50-221=157+250+208=121+(250-117)=316-105×3=169+330=347-16-263=356-31=682×4-90=810-534=695+285×3=172+312=664-113×4=149-129=706×7-444=119×(333-325)=583-(912-654)=173+(349-214)=481-411-44=817+(483-423)=77×2+389=381+32-346=400+338-474=285+146-45=37×(52-43)=421-314-55=364-(195+30)=257-167=267+207-210=221+494=281×(760-756)=438-(407-38)=585-490+439=153+176+637=461-32×8=122+(217-187)=456×2-892=400-32×2=378-17=318+160-19=170-(461-398)=838+132+890=409-75=203+154-317=473-62+354=451+16-185=408+(398-27)=698-(266-229)=888-183×2=346+(579-554)=429-(55+244)=1/7+3/7=989-(769-658)=2/8+4/8=221-58+70=490-(414-284)=854-(43+241)=81+(487-210)=749×7=362-114=402-311=323-(209-126)=535×7=479+18×6=527+518-99=149-(344-244)=675×2=782+813=797+280+625=813-(662-560)=448-230=234×8-236=500-92×2=526+761-408=200+75=460-(535-348)=288+(364-11)=109-85=516-318=224+962+288=461-(117+102)=110×8+544=630-(179+270)=192×(483-478)=432-100-13=878×8-371=497+(115-108)=304-(264-76)=127+232=2/4-1/4=62×(189-185)=188×5=409-(693-313)=33+396-81=4/8-3/8=162×(97-93)=554-(796-766)=123×5-505=489-312-146=62+76×7=845+347+392=111+359+421=345-(98+206)=306-172-92=794×(921-913)=251×5-236=433-14+26=418-(110+248)=47×4+144=591-136-17=752+146+650=907-744+551=819-165+32=766-22=696-(178+232)=24×4=269+254×3=97+308=789-192×3=188-108=964+140×2=842-454=36×9=95×8-419=375-36-20=496-31-89=584-248-50=174-(739-735)=953×(309-302)=64×2+293=25+(192-155)=433+242×4=645-107×4=881×(861-853)=546×8=312-116×2=886×3-977=419+(911-436)=97+122=288-119×2=368×6=589-334+858=410-36×3=889-241-470=915-(18+41)=530+803=154×(16-13)=687-(458-339)=887×2=490-(313-260)=180+(935-875)=131×6-497=47+38+871=181+(947-663)=92+372-231=192×4+49=112×2-50=54×(814-807)=231-42-130=95+223=619+(525-221)=794-(262+473)=733-606+346=225×2=120+130-219=469+53+294=484-45×9=3/6-1/6=522-87×3=136-116+178=492-35×4=449-19×7=36×9+472=401+(402-359)=309-(63+100)=833-(510+142)=264-88=434+445+84=3/6+2/6=913+(434-219)=195+223+398=966-44-423=422+(999-499)=881×3-616=179×(228-224)=3/7-2/7=438-(54+285)=154×9=265+112=184+401+464=54-(131-77)=895-575-240=276+29×8=380+123+237=902-187=2/7+4/7=939-197×3=214-83+54=293-22×9=191+525-669=246+85-97=711-(321+109)=494-(76+73)=876-581+732=13×7+369=450-(38+27)=777×(225-222)=244-(375-265)=341×(203-195)=135-(307-177)=36+374-222=233+185-139=612+781+254=449+311+821=21+(906-43)=272+290+187=400-102×3=148+184=245+117+202=352×2-643=214×(91-82)=517×(219-213)=126×5=34+190+755=187-171+285=256-(88+116)=84×(396-393)=706-112×6=83×8=7/10-2/10=568-(608-489)=418-192=918-(589+23)=720×(917-909)=673-(509-86)=15+(233-202)=226+892-344=474×2=83+(543-422)=2/3-1/3=248×2+293=808×2=127-18+234=912-99×7=421+740-886=110×8-683=489-153=815+105-672=421-123=243+(125-32)=73+445+676=162+(486-339)=912-554+812=591+61+67=226+(471-465)=602+860+588=470-144-150=491-174-232=3/5-1/5=79×(394-390)=265-(27+29)=234×3=281-136+216=861-(288+327)=460-(303+37)=138-(66+63)=84×(93-84)=288-28×6=840-171+345=905+849-549=481-(387+53)=509×6-903=22×(318-314)=442+222+165=337-(29+301)=750+281-415=156-(293-145)=73×8=313-(330-132)=381-(752-647)=333×5-844=442-324+324=44×3+453=377-(118+53)=251-205+63=481-104×4=430-(952-636)=217×(219-216)=166×(15-12)=52+62×8=236+189+891=477-68-322=336-(233-64)=737-312-415=405+883=242-(98-86)=101×4+671=155+55×7=787+(987-198)=365-138×2=431-232=176+170=391-217+246=805+437+458=698-(782-177)=62+56=549+529+351=644-630+157=221×3-458=44×7-190=50+(555-206)=445-(229+127)=483-49-344=183+(469-330)=755×(404-399)=938-(39+75)=612-96×6=896-48-229=512×7-806=356+332+292=258-(290-83)=196+104+348=98×(155-152)=318-75-202=424-214=2/5-1/5=650×2=253-229+125=977-315-11=442+77+73=296-35×8=4/8-2/8=424-338=629+(920-303)=368-(476-232)=423+101×3=469-200-214=791+761-442=668+778+517=479×4=223-44+46=814-(238+545)=392×2+897=102+515=439-(830-606)=551-18-112=632×9-636=98+317×2=538-254=171-44-98=884+720=309+117=6/10+2/10=143+(490-456)=899×(692-685)=127×3=57+241=337+532+660=214-12×7=957-638-129=61+48=929-463+551=975-28×6=849-144-314=29×5=493-364=315×3+448=439-142-165=422×2-642=104×6-11=155+(706-381)=121×4=71+423=13+419+383=17+47=123-(471-463)=184×4+129=490-388=590+163=428-(392-164)=838×(836-829)=157+101=12+442+86=395-28+178=551-397=697×(204-197)=609-288+780=584-(507-402)=434-394+22=490-82=22×9=837-217+144=69+943+892=633-614=454-(150+236)=119×2=150×3-40=62+341=252+(410-148)=659+74-454=363+207×3=394+(497-126)=40×8=545-(133+181)=419+854-573=439×2-252=323-244+186=219×4-303=106+71×2=938-(381+115)=924×5=191+588-400=629-450-69=147×5-316=252+43=179×2=887+711-808=484-283+846=880+515+196=828-745+215=849-(799-39)=407+84=484-87×2=890+896-669=706-82-604=272×2=250+77-323=321-308+161=77×4-262=315×2+135=68×(218-214)=926-870=876-(768-97)=125+(402-290)=862-349=841+591+424=495×5=520-477=293-92×2=513×(957-953)=858-266-513=73+592+332=499×2-675=908+445=133×(467-461)=770×2-191=66+111=538×(695-691)=181×(232-229)=615+359+840=436-23×5=287×5-117=318×(203-200)=101×(288-285)=138×6-383=728-238=275-(209+45)=278+(295-40)=769-109×6=783+(313-13)=211+131=58×9+166=346×2=195+275=343+217=987-(543+87)=68-29+83=391-247=99+307-213=118×2+335=31+14×2=53×5=736-(154+122)=863+810=265×4-787=253+122=94×7-628=353-(59+172)=349+(409-290)=253×2-300=518-(79-14)=988-598+580=931-744-146=227+13×7=82×9+93=4/8-1/8=455+(310-131)=607-201-208=260-251+183=730+35×8=372-207+529=399×5=54×6-168=184+83+131=334-57-203=783-(166+255)=470+(69-16)=439+508=391-285+298=469+104+37=766-97×6=604-(958-621)=414-234+300=931×8=589+(492-424)=308-11=150×(107-104)=93×9=243+223+27=141+(396-65)=6/9+2/9=685×7-236=311×(223-217)=418-47-348=441+165×4=241+162-73=638×(458-450)=148+(397-152)=396-43×9=106×6-84=408+605+948=772-277+205=485-(971-744)=316-(356-40)=255+58×9=309-163=169-128+49=304-(525-494)=84×5+183=497-189-211=184+183=64×7=510-33=258×6=88+359-179=155-(105-69)=736-120×2=956-589-52=638-(662-391)=478×2+780=222-104+221=240+(475-460)=346-156=374+85×3=482-138+119=843-829=507-356=414+246=809×(261-256)=376-267+175=15×9+363=437-(439-429)=817-228+245=361-(60+170)=720+(605-240)=152-56=212-(26+97)=604×(203-194)=35+(497-321)=346+646-696=376-304+269=712-(950-306)=183×5-465=758+148×6=506×9-902=981-(61+555)=704-62×9=378-26×2=303+192-390=144×4+327=426-46-275=115×8=625+(334-235)=32+206-196=95×8+146=884×(300-293)=669-446+933=57×(416-408)=369×4-514=988-94-552=366×3-968=471-50×8=493+(295-77)=131-43×2=606+658-340=835+(869-342)=89×9+138=679+625+518=130×4=92+488=238-(316-168)=424-(246+52)=59×(225-220)=786+(596-412)=530-(76+81)=475-(354+84)=284×3+44=188+(455-359)=358×9-448=535+196+27=223-52=243×3-473=108+11×9=303-247+404=387-62×5=96+168×4=217×5=361-27+28=390+(897-847)=111+52=861+359+259=242-34=475+170×5=154×(438-435)=12×5=470-187+118=288+67-232=435-79×4=77×4+875=40×5=855+469=103+33×7=683-200=491+(463-88)=821×5-937=130×6=425+162×6=217-125=457-(50+62)=443+782-573=84+30=173×4-592=515+833-605=594-10×7=106+514=451-111+78=252+268=142×7-838=38×8-158=159-139=154+480+295=272×(130-127)=607+446-964=72-(411-408)=113+301+121=478-(428-282)=833×7-518=876+986-584=282-66×2=291+150+324=79+106-82=4/7+2/7=488-385=120×2+245=911+(576-269)=411-384+398=671×6=403-(130-25)=5/9+2/9=521-(923-518)=432-140×3=404-(246+121)=559-471=286×3+976=460-(322+17)=500-128×3=242+817+765=760×4=887+88-67=290-84=141×7-435=474-36+140=466-38×4=143-66+993=708×(474-469)=662×4=657+156=46×(141-132)=953-121=996-115×7=2/7+3/7=931-627-21=990-423=841-(287+479)=273-184+476=476×9-913=615-(160+413)=118+(785-462)=65+923-350=989+20×3=391-217=820×7=668-378+746=270×(471-468)=33-(22-13)=76+62=177-30-94=196+263-164=513+(761-148)=224×3=622×(599-593)=268-(359-281)=455+(946-543)=794-652=887-244=887-382×2=348+66-40=474-319-133=136+293-104=737×(301-296)=37×(392-383)=313-125-163=481+73×3=186-52+114=223×2=466-(367-32)=114+419=309-165=233-(228-37)=89+68×7=78+596+212=325-16×8=414-187+520=287-122-152=82×8=233-(26+181)=424-110-289=758-412-233=101×(489-485)=467-84=91+(329-69)=921-(846-299)=395-102×2=5/8+2/8=253×9=110+176=710-113×6=26+343+126=25+655-268=408×2=175×4-451=372+113=27×4=202×(960-953)=949-258-679=500-105-99=786-328-186=511+880=132-45×2=642×3-542=506×(585-582)=338-199-117=856-(731+93)=398-234+99=830-(552-405)=980-(312+377)=475+312+12=880-(509-296)=354+330+238=491-278=484+442=727-86×3=127+344+206=657-274-43=215+246=199+(300-148)=238×3=898-144×3=74+171+102=124+41=933+(835-214)=966-905+288=113+885-666=858×8-817=923-383×2=94+326×2=738+250=540-(318+78)=359-(56+154)=238×(234-230)=142×3-317=286×5=535+873-110=792-(125+649)=128-(58+16)=40×9+299=775-643+406=416-192=332-316-16=439+88+107=4/7-3/7=864+727-541=270-40×5=389-47×6=419×5-708=550×4=453-(75+93)=166×4=453-(288+149)=141×(324-320)=77×(300-295)=276+158-384=487-(51+429)=706-(400+278)=825×5=357-218=2/7-1/7=637+575-655=875×(840-836)=995+568+717=100×6+121=740+678-204=747×3-295=420+54-281=283×(630-623)=284×2+304=19-(480-466)=263-12-90=122+117+295=97×4=185×(306-302)=387+618+833=324-52×4=769-(133+433)=123+137=858-(453+98)=846-128-244=418×6=261-142-39=144+277=315×3-701=27+82=698-16×7=參考答案380+464=844800-722=78634+146×6=1510401+727=1128469+(800-429)=840786-207-424=155346-215-115=16919-656-261=2456-(239-20)=237755+659-145=126934+(248-50)=232471×2-857=85915-414-261=240369-(437-347)=2791/8+4/8=5/8497×5=248559+45-77=27276+(134-87)=323101×5-196=30912+137+254=403276+71=347152-79-71=2193-137=56171+243-217=197337-204+201=334405×7-558=2277244+42=28618+99-73=44389-61×3=2063/5+2/5=1134-34×3=32175+297-387=85297+50-221=126157+250+208=615121+(250-117)=254316-105×3=1169+330=499347-16-263=68356-31=325682×4-90=2638810-534=276695+285×3=1550172+312=484664-113×4=212149-129=20706×7-444=4498119×(333-325)=952583-(912-654)=325173+(349-214)=308481-411-44=26817+(483-423)=87777×2+389=543381+32-346=67400+338-474=264285+146-45=38637×(52-43)=333421-314-55=52364-(195+30)=139257-167=90267+207-210=264221+494=715281×(760-756)=1124438-(407-38)=69585-490+439=534153+176+637=966461-32×8=205122+(217-187)=152456×2-892=20400-32×2=336378-17=361318+160-19=459170-(461-398)=107838+132+890=1860409-75=334203+154-317=40473-62+354=765451+16-185=282408+(398-27)=779698-(266-229)=661888-183×2=522346+(579-554)=371429-(55+244)=1301/7+3/7=4/7989-(769-658)=8782/8+4/8=6/8221-58+70=233490-(414-284)=360854-(43+241)=57081+(487-210)=358749×7=5243362-114=248402-311=91323-(209-126)=240535×7=3745479+18×6=587527+518-99=946149-(344-244)=49675×2=1350782+813=1595797+280+625=1702813-(662-560)=711448-230=218234×8-236=1636500-92×2=316526+761-408=879200+75=275460-(535-348)=273288+(364-11)=641109-85=24516-318=198224+962+288=1474461-(117+102)=242110×8+544=1424630-(179+270)=181192×(483-478)=960432-100-13=319878×8-371=6653497+(115-108)=504304-(264-76)=116127+232=3592/4-1/4=1/462×(189-185)=248188×5=940409-(693-313)=2933+396-81=3484/8-3/8=1/8162×(97-93)=648554-(796-766)=524123×5-505=110489-312-146=3162+76×7=594845+347+392=1584111+359+421=891345-(98+206)=41306-172-92=42794×(921-913)=6352251×5-236=1019433-14+26=445418-(110+248)=6047×4+144=332591-136-17=438752+146+650=1548907-744+551=714819-165+32=686766-22=744696-(178+232)=28624×4=96269+254×3=103197+308=405789-192×3=213188-108=80964+140×2=1244842-454=38836×9=32495×8-419=341375-36-20=319496-31-89=376584-248-50=286174-(739-735)=170953×(309-302)=667164×2+293=42125+(192-155)=62433+242×4=1401645-107×4=217881×(861-853)=7048546×8=4368312-116×2=80886×3-977=1681419+(911-436)=89497+122=219288-119×2=50368×6=2208589-334+858=1113410-36×3=302889-241-470=178915-(18+41)=856530+803=1333154×(16-13)=462687-(458-339)=568887×2=1774490-(313-260)=437180+(935-875)=240131×6-497=28947+38+871=956181+(947-663)=46592+372-231=233192×4+49=817112×2-50=17454×(814-807)=378231-42-130=5995+223=318619+(525-221)=923794-(262+473)=59733-606+346=473225×2=450120+130-219=31469+53+294=816484-45×9=793/6-1/6=2/6522-87×3=261136-116+178=198492-35×4=352449-19×7=31636×9+472=796401+(402-359)=444309-(63+100)=146833-(510+142)=181264-88=176434+445+84=9633/6+2/6=5/6913+(434-219)=1128195+223+398=816966-44-423=499422+(999-499)=922881×3-616=2027179×(228-224)=7163/7-2/7=1/7438-(54+285)=99154×9=1386265+112=377184+401+464=104954-(131-77)=0895-575-240=80276+29×8=508380+123+237=740902-187=7152/7+4/7=6/7939-197×3=348214-83+54=185293-22×9=95191+525-669=47246+85-97=234711-(321+109)=281494-(76+73)=345876-581+732=102713×7+369=460450-(38+27)=385777×(225-222)=2331244-(375-265)=134341×(203-195)=2728135-(307-177)=536+374-222=188233+185-139=279612+781+254=1647449+311+821=158121+(906-43)=884272+290+187=749400-102×3=94148+184=332245+117+202=564352×2-643=61214×(91-82)=1926517×(219-213)=3102126×5=63034+190+755=979187-171+285=301256-(88+116)=5284×(396-393)=252706-112×6=3483×8=6647/10-2/10=5/10568-(608-489)=449418-192=226918-(589+23)=306720×(917-909)=5760673-(509-86)=25015+(233-202)=46226+892-344=774474×2=94883+(543-422)=2042/3-1/3=1/3248×2+293=789808×2=1616127-18+234=343912-99×7=219421+740-886=275110×8-683=197489-153=336815+105-672=248421-123=298243+(125-32)=33673+445+676=1194162+(486-339)=309912-554+812=1170591+61+67=719226+(471-465)=232602+860+588=2050470-144-150=176491-174-232=853/5-1/5=2/579×(394-390)=316265-(27+29)=209234×3=702281-136+216=361861-(288+327)=246460-(303+37)=120138-(66+63)=984×(93-84)=756288-28×6=120840-171+345=1014905+849-549=1205481-(387+53)=41509×6-903=215122×(318-314)=88442+222+165=829337-(29+301)=7750+281-415=616156-(293-145)=873×8=584313-(330-132)=115381-(752-647)=276333×5-844=821442-324+324=44244×3+453=585377-(118+53)=206251-205+63=109481-104×4=65430-(952-636)=114217×(219-216)=651166×(15-12)=49852+62×8=548236+189+891=1316477-68-322=87336-(233-64)=167737-312-415=10405+883=1288242-(98-86)=230101×4+671=1075155+55×7=540787+(987-198)=1576365-138×2=89431-232=199176+170=346391-217+246=420805+437+458=1700698-(782-177)=9362+56=118549+529+351=1429644-630+157=171221×3-458=20544×7-190=11850+(555-206)=399445-(229+127)=89483-49-344=90183+(469-330)=322755×(404-399)=3775938-(39+75)=824612-96×6=36896-48-229=619512×7-806=2778356+332+292=980258-(290-83)=51196+104+348=64898×(155-152)=294318-75-202=41424-214=2102/5-1/5=1/5650×2=1300253-229+125=149977-315-11=651442+77+73=592296-35×8=164/8-2/8=2/8424-338=86629+(920-303)=1246368-(476-232)=124423+101×3=726469-200-214=55791+761-442=1110668+778+517=1963479×4=1916223-44+46=225814-(238+545)=31392×2+897=1681102+515=617439-(830-606)=215551-18-112=421632×9-636=505298+317×2=732538-254=284171-44-98=29884+720=1604309+117=4266/10+2/10=8/10143+(490-456)=177899×(692-685)=6293127×3=38157+241=298337+532+660=1529214-12×7=130957-638-129=19061+48=109929-463+551=1017975-28×6=807849-144-314=39129×5=145493-364=129315×3+448=1393439-142-165=132422×2-642=202104×6-11=613155+(706-381)=480121×4=48471+423=49413+419+383=81517+47=64123-(471-463)=115184×4+129=865490-388=102590+163=753428-(392-164)=200838×(836-829)=5866157+101=25812+442+86=540395-28+178=545551-397=154697×(204-197)=4879609-288+780=1101584-(507-402)=479434-394+22=62490-82=40822×9=198837-217+144=76469+943+892=1904633-614=19454-(150+236)=68119×2=238150×3-40=41062+341=403252+(410-148)=514659+74-454=279363+207×3=984394+(497-126)=76540×8=320545-(133+181)=231419+854-573=700439×2-252=626323-244+186=265219×4-303=573106+71×2=248938-(381+115)=442924×5=4620191+588-400=379629-450-69=110147×5-316=419252+43=295179×2=358887+711-808=790484-283+846=1047880+515+196=1591828-745+215=298849-(799-39)=89407+84=491484-87×2=310890+896-669=1117706-82-604=20272×2=544250+77-323=4321-308+161=17477×4-262=46315×2+135=76568×(218-214)=272926-870=56876-(768-97)=205125+(402-290)=237862-349=513841+591+424=1856495×5=2475520-477=43293-92×2=109513×(957-953)=2052858-266-513=7973+592+332=997499×2-675=323908+445=1353133×(467-461)=798770×2-191=134966+111=177538×(695-691)=2152181×(232-229)=543615+359+840=1814436-23×5=321287×5-117=1318318×(203-200)=954101×(288-285)=303138×6-383=445728-238=490275-(209+45)=21278+(295-40)=533769-109×6=115783+(313-13)=1083211+131=34258×9+166=688346×2=692195+275=470343+217=560987-(543+87)=35768-29+83=122391-247=14499+307-213=193118×2+335=57131+14×2=5953×5=265736-(154+122)=460863+810=1673265×4-787=273253+122=37594×7-628=30353-(59+172)=122349+(409-290)=468253×2-300=206518-(79-14)=453988-598+580=970931-744-146=41227+13×7=31882×9+93=8314/8-1/8=3/8455+(310-131)=634607-201-208=198260-251+183=192730+35×8=1010372-207+529=694399×5=199554×6-168=156184+83+131=398334-57-203=74783-(166+255)=362470+(69-16)=523439+508=947391-285+298=404469+104+37=610766-97×6=184604-(958-621)=267414-234+300=480931×8=7448589+(492-424)=657308-11=297150×(107-104)=45093×9=837243+223+27=493141+(396-65)=4726/9+2/9=8/9685×7-236=4559311×(223-217)=1866418-47-348=23441+165×4=1101241+162-73=330638×(458-450)=5104148+(397-152)=393396-43×9=9106×6-84=552408+605+948=1961772-277+205=700485-(971-744)=258316-(356-40)=0255+58×9=777309-163=146169-128+49=90304-(525-494)=27384×5+183=603497-189-211=97184+183=36764×7=448510-33=477258×6=154888+359-179=268155-(105-69)=119736-120×2=496956-589-52=315638-(662-391)=367478×2+780=1736222-104+221=339240+(475-460)=255346-156=190374+85×3=629482-138+119=463843-829=14507-356=151414+246=660809×(261-256)=4045376-267+175=28415×9+363=498437-(439-429)=427817-228+245=834361-(60+170)=131720+(605-240)=1085152-56=96212-(26+97)=89604×(203-194)=543635+(497-321)=211346+646-696=296376-304+269=341712-(950-306)=68183×5-465=450758+148×6=1646506×9-902=3652981-(61+555)=365704-62×9=146378-26×2=326303+192-390=105144×4+327=903426-46-275=105115×8=920625+(334-235)=72432+206-196=4295×8+146=906884×(300-293)=6188669-446+933=115657×(416-408)=456369×4-514=962988-94-552=342366×3-968=130471-50×8=71493+(295-77)=711131-43×2=45606+658-340=924835+(869-342)=136289×9+138=939679+625+518=1822130×4=52092+488=580238-(316-168)=90424-(246+52)=12659×(225-220)=295786+(596-412)=970530-(76+81)=373475-(354+84)=37284×3+44=896188+(455-359)=284358×9-448=2774535+196+27=758223-52=171243×3-473=256108+11×9=207303-247+404=460387-62×5=7796+168×4=768217×5=1085361-27+28=362390+(897-847)=440111+52=163861+359+259=1479242-34=208475+170×5=1325154×(438-435)=46212×5=60470-187+118=401288+67-232=123435-79×4=11977×4+875=118340×5=200855+469=1324103+33×7=334683-200=483491+(463-88)=866821×5-937=3168130×6=780425+162×6=1397217-125=92457-(50+62)=345443+782-573=65284+30=114173×4-592=100515+833-605=743594-10×7=524106+514=620451-111+78=418252+268=520142×7-838=15638×8-158=146159-139=20154+480+295=929272×(130-127)=816607+446-964=8972-(411-408)=69113+301+121=535478-(428-282)=332833×7-518=5313876+986-584=1278282-66×2=150291+150+324=76579+106-82=1034/7+2/7=6/7488-385=103120×2+245=485911+(576-269)=1218411-384+398=425671×6=4026403-(130-25)=2985/9+2/9=7/9521-(923-518)=116432-140×3=12404-(246+121)=37559-471=88286×3+976=1834460-(322+17)=121500-128×3=116242+817+765=1824760×4=3040887+88-67=908290-84=206141×7-435=552474-36+140=578466-38×4=314143-66+993=1070708×(474-469)=3540662×4=2648657+156=81346×(141-132)=414953-12