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167+226=968-(125+603)=130×(346-341)=449-(818-721)=157×(758-749)=90+112=261+75=503+287×3=812×6-923=883-661=391+244+131=375-81+153=590+961+941=113×(73-66)=457+34-362=70×(88-79)=843×7=884-187-42=126+157=589+75×2=139×3=807-366-23=672+313×3=207+(738-638)=264-22×7=333-(203-60)=746-11×9=166-133=992×4=27+301×2=310-(68+227)=458+503+29=1/3+2/3=106+45=182+37×2=98+106=178×5+39=398+322+413=558-450=913+255-961=67+77=419-99+570=442-87-287=1/6+3/6=437-63×3=412+37-19=386+(429-365)=882×9-74=375+(455-277)=451-(205+205)=787+(553-308)=162+695+682=870-829+819=190-55-60=615×(78-69)=854-369=82+345=889+44-706=390-(638-338)=934+532-647=272×9-554=908+176-463=655+(535-109)=956-64×3=18×2=812×(967-964)=301-(169-105)=695-(631-152)=120-(17+85)=966-126×4=943-85=391-114=284-220=124+296-359=103×8-398=818-(372+256)=290+45+471=274+97-240=157×3-214=966-29×7=980-(120-29)=303+490=758-613+944=296+139+807=415-(343-159)=863-168×3=198+580=233+909-907=737+514=218-(340-328)=418-313=313+110-213=899+(826-728)=935-(937-494)=870-(979-785)=462×2-446=633+177=403+(231-31)=775-124+906=3/5+2/5=721+(886-615)=198+118+367=148-134=538+212+210=970+566-174=6/8-1/8=177-(375-250)=247×2-467=130×6-455=298-186+288=254-59+514=47+406-107=280+89=58+90+155=24+357+577=159+137×6=322+799=646×5-738=2/4-1/4=497-321-75=464×5=925-(200-74)=36+33+395=13×(234-229)=346+65=240+376=730-426=280×9=733-428-38=104×6+319=812-(321+363)=243+326=487-(202+41)=477-(145+203)=391-(204+55)=877+(824-646)=223-125+252=467-63×2=514+227=751-72×2=86+95=4/7+2/7=4/6+2/6=452+883-208=208+187=393-(379-56)=366-(203+113)=429-(176+64)=320-62-91=202-150=470+(481-44)=851-(170+554)=322-200+285=134×(247-240)=31×8-29=396-340=803-276-182=799-405+185=126+140+414=314-(332-261)=213-130+407=140+(493-351)=563-(184+192)=729+532+547=379×2-494=227-133+121=346+145-361=37×6+35=217+275=525-24×4=202+223-417=201+246=388-(62-61)=241×3+400=159×3-399=155+112=53+117+171=301+(430-122)=998-59×2=620-571+407=273-155+358=143×5-489=885+(966-226)=376-254-37=987+(578-325)=826×3=22×(187-180)=58×(490-484)=296+(108-91)=86×(84-77)=767-386-283=369-303+424=115-(432-323)=377+230+518=117+65×4=44×4+721=303×2+485=423-(323+96)=5/7+2/7=460-11×7=193×(189-185)=336+97+168=655×6-515=271-126×2=391-(460-188)=14×4+234=131+46+314=839-(25+504)=108+124×4=925-425+541=145×4+984=237-(274-142)=236×5-898=27×9+476=722-(311+269)=423-324=989+589+456=284-20×5=131+(129-111)=623×5-344=902-(121+589)=908×(168-165)=455-276+224=383×9=235-178+349=82-14×4=171×4+226=476-143-200=59×4+55=748×5-926=626-420=983+84×2=693-361+441=246×2+309=494-444=467-256=270×7-647=537×9-530=90×(199-192)=146×(72-67)=158-(368-254)=154×(279-275)=165×(66-60)=236+305+323=369-47+89=468-(174+196)=334+94=386×2=486+487+684=806×2=138×(528-525)=69×9=485-43-416=65+103=398×7=4/6-1/6=596+939-599=931-636=394-115×3=656-(359+183)=185-138+272=360-(440-157)=872+(184-66)=252-(35+141)=311+78×3=451+(773-87)=383+335+711=442-334=4/8-2/8=356+151+307=321-14×5=3/6-2/6=132+(241-115)=338+852-229=575-(319-285)=74×3+50=463-23=139+176=134+227-134=258×2-125=336+(430-297)=466-(105-35)=497-28×8=922-171+513=142-116+251=433-53-343=330+782=199-(194-99)=906-264+984=44×(72-67)=251×(408-405)=783-390=300+(230-183)=475-409=22×4+286=891-(207-39)=126-15×7=56+272×3=443-(147+106)=994-959+116=29+154×3=329×(308-305)=76+(70-17)=149+338=9/10-1/10=972-228=482-(880-865)=762-172=834-(232+321)=362×(345-336)=949-81-527=469-177-34=643-27-467=397+626-270=4/9-1/9=175×5+822=793×4-981=5/7-1/7=499+97+67=942+505-636=854-68-102=61×5+454=981-(445-247)=179-55×3=375-(287-195)=291-281=135+233+220=35×8=859-621-157=749-136×3=6/8-2/8=63+152-183=452-(85+206)=377-(645-509)=248-199=225+258-59=191×4+18=364-89+51=244×4=104×4=802-340-37=546-473+627=370-(225+95)=234+232-418=429+(795-216)=879×9=476+220×2=696×(742-738)=877-(306+399)=222×4-496=110+364=948+865+271=587×(46-40)=330+839+159=138+245-89=377+(332-19)=116×(84-80)=312+670-156=576-120=341+111=118-14=737-155-248=527-200-272=449-(31+247)=1/8+2/8=215+221-371=487-(99+80)=109+260-107=241+(349-322)=688-211-66=265+(377-229)=405×2-117=26+400+389=988+412+484=435-28-295=124+112×3=446-(314+89)=823-16×7=276×(242-239)=69×5+246=992+387=962-311×2=977+206×4=477-287=52+513+167=449-123=247+76=381+(341-237)=250×(167-164)=648+979-62=282-(111+89)=366-(381-196)=994+504+51=830-67-571=846+194=206-19+164=245×4=41+320-201=369+541+57=329-(862-626)=646-106×4=353+162×5=242×4=498-(19+52)=241-18-106=741×(995-987)=301+295+125=558+219=587-(738-247)=667-(628-305)=109+(46-39)=250×4-371=847-(66+752)=350×2-416=296×5-889=87×4+369=4/7-1/7=171×3-222=348-(229+90)=410-230+179=839-42-209=2/8+3/8=19+226-182=488×4=278×(261-258)=492×8-868=231×4-441=487×3=942+230-207=165×5-248=218+59×5=771-497=500+547-982=292+197-250=148×4=473×(821-816)=584×(670-666)=406-(111-22)=308-(388-153)=842-404=185×3-116=91×9=821+(804-549)=2/3-1/3=181×(385-382)=996+(432-171)=40×7-36=30+(672-143)=580+(932-357)=77×(104-96)=709×4-763=865×4-922=896-537+93=410-(151+201)=47×8+243=558-49×3=284-(45+192)=495+(227-155)=587+997-132=332+(232-187)=459-(211+168)=337×2=177-22×8=160×6-43=43×8=201+199=116×2=376+104=252×6=407-(109-40)=973-240-507=147×4-463=320+25+62=798+(847-782)=487-143=183×(331-326)=779+301×2=171+208-49=260+282+313=536×7-668=364-141×2=204+(944-613)=210+288-476=79×9-588=764+943+246=176+147-165=205+173=754+127-134=807-755=340-276+353=276-159+90=704-15=274+120=480-363-86=674×(235-232)=38+215-193=500×2-468=17×3+502=839-178=106+278=387+162×3=270+165=234×(386-383)=495×7-798=125-17×6=393-281=132×(310-305)=629-408+167=250-81×2=26×4=325-41=540+69×3=912-442-375=416+404=448-(314+27)=79×7-393=482-(308-117)=789-567+22=412-362=389+(284-127)=5/9-4/9=459-457+60=724-357-144=824-283=634-(301+103)=216×7=26×5+283=667-29-366=331+168=780-259+142=169-(205-197)=159+69-18=297×2=10×6=150+136=184×(227-223)=190+681+190=422-31×3=298-(102+23)=142-105+320=453+(385-264)=279×2=473-62×4=673-434-140=576-(278+243)=261+103-32=884×7=123×6-325=539×(806-801)=732+(870-458)=2/6+3/6=439-14-261=179-67=1/7+2/7=431-169×2=140-34-65=912-612+928=881-170×4=146+(872-596)=405-262=925+557-476=566-46×7=166-80+314=121+(480-157)=311+(481-169)=411-34=557-224=201+190-258=632+901-789=802+518-998=841+97×5=335-301=829+(891-462)=404+518=62×3+133=490-(113-77)=81×(428-424)=740×(694-690)=487-(334+24)=233-41=86×2=151×(21-15)=375-61-271=180+168+120=36+139-132=136+91+134=388×5=262+86×2=854×2-754=691×4=129×7=987-(361+507)=304-41×4=104+(444-35)=910+852-935=622×4-359=862-136+987=20×5+343=427+(160-153)=445-(176+115)=319-(109-67)=369+110=871+253-808=204×3+742=482×4=547×(234-227)=837-355×2=40+(324-186)=158×6-936=428-(211+197)=311×4-814=891×(128-122)=761-594+594=254-84×3=429-275+728=222×3=422-71-126=996×(65-61)=552-56×9=549-221-74=486+775+929=606-86×6=438-154+35=156+821=862×2=293-52=105×9=253-(440-260)=892-553-75=641×6-44=16+(464-287)=396×2+21=683-(32+528)=280×2=417-77+112=796+(977-612)=75×(37-33)=835-403+185=926+387+631=202+270=443-(72-51)=389+(976-335)=363×2-343=946-(831-168)=551-533+868=607-(42+209)=862-(815-392)=98+25=619-(81+208)=600-202+205=608-(507-102)=348+234+311=80×7-378=227+116+361=397-15=29+402+94=904-729-172=66+(230-127)=408-(379-200)=61+(498-473)=194+378=865-169-149=353×9-152=81+171-204=793-(227+26)=277+184+116=502+(835-520)=522×5-723=941×2=375-282=85+228×2=466-24×2=883-78×7=280+191-89=486-129×3=77×8+111=261-(198+57)=875+42×2=335-25×4=701×(182-174)=825-(809-174)=29+72=292×3-571=838+980-216=737+945=144+60+160=116-(409-333)=89-(409-377)=957-62×4=383×2-381=765-318=655+13×7=544-(523-107)=119+292-117=519+(242-185)=268-73-168=400×7=961-16-740=114-42×2=924×4=42+239=433-351-67=635-25×5=940-589-326=633-21×2=370-70+829=279-229+365=27+95-63=896-(221-31)=162+497=785-435=329-17-108=471-(364-90)=109-64+147=823×(88-80)=491-20-396=205-(605-603)=453-(77+87)=147+105=413-249-112=91×6=186+312-478=874-(79+119)=45×3=254-50-45=325+554+647=471×4=470-(297-227)=628-130×2=178+(97-81)=963-(639-564)=962-34×8=320-83×3=363×2-149=1/4+2/4=2/8+5/8=679-80×5=850-145=967+(639-446)=363+116×4=783×4=636×5=21+169+806=779×(28-23)=291-(471-390)=950-84-661=287-(26+113)=347-(38+81)=150+553+226=345-18-78=285×3-588=33×7=460-132+706=536-467=427-(343-167)=190×2=103×9=986×(384-379)=497+167+261=338+135=412-327=306×(279-276)=276+94=399-(137+45)=44×4=11+(265-71)=115×(56-51)=748-(572+61)=755-(356+251)=193+728=276+220-11=469×8=712+(736-624)=372-341+282=36+(511-438)=760-132×2=128+96×5=357-79×2=58×8=415-137+200=565-287-209=151×3=851×(489-481)=381-361=698+215+696=143×(19-16)=575+189+763=703×5-740=261+13-62=491+(648-353)=494-(714-428)=784+65+135=403×(153-149)=422-46-294=331-(144+53)=163+571-419=689+787=205-181=704+45+440=982-78-109=267×3+57=459-28×6=364+229+395=208×4+32=491-32×5=241-108-125=877-713=577+428-490=945+804+447=180×5-146=329-121-186=978+232×2=21+36×3=390-183=279-46-37=420×2=382-332+102=984-778+212=118-(187-155)=337-38×8=551+953-727=413+(444-318)=527-352+410=135-(33+77)=436-(174-124)=923-162×5=293×(807-800)=139+135=538-(242+64)=971-516+621=488-184+169=131×(237-230)=499-10×6=149-15×7=207-(319-294)=145×3+257=749-(88+517)=719-(65+464)=505+512+846=426-100-29=255+214+303=102×(315-310)=105-56+194=219×3=841-299=818+808+312=119×3=471-289=231×8-288=477-36×2=455-290-64=375-13-117=528-162=250×4=716×6-52=318-79-156=181×(526-520)=490+743-407=965-526+545=119+165×5=423×7-588=78×(17-12)=200+896=126+428+110=參考答案167+226=393968-(125+603)=240130×(346-341)=650449-(818-721)=352157×(758-749)=141390+112=202261+75=336503+287×3=1364812×6-923=3949883-661=222391+244+131=766375-81+153=447590+961+941=2492113×(73-66)=791457+34-362=12970×(88-79)=630843×7=5901884-187-42=655126+157=283589+75×2=739139×3=417807-366-23=418672+313×3=1611207+(738-638)=307264-22×7=110333-(203-60)=190746-11×9=647166-133=33992×4=396827+301×2=629310-(68+227)=15458+503+29=9901/3+2/3=1106+45=151182+37×2=25698+106=204178×5+39=929398+322+413=1133558-450=108913+255-961=20767+77=144419-99+570=890442-87-287=681/6+3/6=4/6437-63×3=248412+37-19=430386+(429-365)=450882×9-74=7864375+(455-277)=553451-(205+205)=41787+(553-308)=1032162+695+682=1539870-829+819=860190-55-60=75615×(78-69)=5535854-369=48582+345=427889+44-706=227390-(638-338)=90934+532-647=819272×9-554=1894908+176-463=621655+(535-109)=1081956-64×3=76418×2=36812×(967-964)=2436301-(169-105)=237695-(631-152)=216120-(17+85)=18966-126×4=462943-85=858391-114=277284-220=64124+296-359=61103×8-398=426818-(372+256)=190290+45+471=806274+97-240=131157×3-214=257966-29×7=763980-(120-29)=889303+490=793758-613+944=1089296+139+807=1242415-(343-159)=231863-168×3=359198+580=778233+909-907=235737+514=1251218-(340-328)=206418-313=105313+110-213=210899+(826-728)=997935-(937-494)=492870-(979-785)=676462×2-446=478633+177=810403+(231-31)=603775-124+906=15573/5+2/5=1721+(886-615)=992198+118+367=683148-134=14538+212+210=960970+566-174=13626/8-1/8=5/8177-(375-250)=52247×2-467=27130×6-455=325298-186+288=400254-59+514=70947+406-107=346280+89=36958+90+155=30324+357+577=958159+137×6=981322+799=1121646×5-738=24922/4-1/4=1/4497-321-75=101464×5=2320925-(200-74)=79936+33+395=46413×(234-229)=65346+65=411240+376=616730-426=304280×9=2520733-428-38=267104×6+319=943812-(321+363)=128243+326=569487-(202+41)=244477-(145+203)=129391-(204+55)=132877+(824-646)=1055223-125+252=350467-63×2=341514+227=741751-72×2=60786+95=1814/7+2/7=6/74/6+2/6=1452+883-208=1127208+187=395393-(379-56)=70366-(203+113)=50429-(176+64)=189320-62-91=167202-150=52470+(481-44)=907851-(170+554)=127322-200+285=407134×(247-240)=93831×8-29=219396-340=56803-276-182=345799-405+185=579126+140+414=680314-(332-261)=243213-130+407=490140+(493-351)=282563-(184+192)=187729+532+547=1808379×2-494=264227-133+121=215346+145-361=13037×6+35=257217+275=492525-24×4=429202+223-417=8201+246=447388-(62-61)=387241×3+400=1123159×3-399=78155+112=26753+117+171=341301+(430-122)=609998-59×2=880620-571+407=456273-155+358=476143×5-489=226885+(966-226)=1625376-254-37=85987+(578-325)=1240826×3=247822×(187-180)=15458×(490-484)=348296+(108-91)=31386×(84-77)=602767-386-283=98369-303+424=490115-(432-323)=6377+230+518=1125117+65×4=37744×4+721=897303×2+485=1091423-(323+96)=45/7+2/7=1460-11×7=383193×(189-185)=772336+97+168=601655×6-515=3415271-126×2=19391-(460-188)=11914×4+234=290131+46+314=491839-(25+504)=310108+124×4=604925-425+541=1041145×4+984=1564237-(274-142)=105236×5-898=28227×9+476=719722-(311+269)=142423-324=99989+589+456=2034284-20×5=184131+(129-111)=149623×5-344=2771902-(121+589)=192908×(168-165)=2724455-276+224=403383×9=3447235-178+349=40682-14×4=26171×4+226=910476-143-200=13359×4+55=291748×5-926=2814626-420=206983+84×2=1151693-361+441=773246×2+309=801494-444=50467-256=211270×7-647=1243537×9-530=430390×(199-192)=630146×(72-67)=730158-(368-254)=44154×(279-275)=616165×(66-60)=990236+305+323=864369-47+89=411468-(174+196)=98334+94=428386×2=772486+487+684=1657806×2=1612138×(528-525)=41469×9=621485-43-416=2665+103=168398×7=27864/6-1/6=3/6596+939-599=936931-636=295394-115×3=49656-(359+183)=114185-138+272=319360-(440-157)=77872+(184-66)=990252-(35+141)=76311+78×3=545451+(773-87)=1137383+335+711=1429442-334=1084/8-2/8=2/8356+151+307=814321-14×5=2513/6-2/6=1/6132+(241-115)=258338+852-229=961575-(319-285)=54174×3+50=272463-23=440139+176=315134+227-134=227258×2-125=391336+(430-297)=469466-(105-35)=396497-28×8=273922-171+513=1264142-116+251=277433-53-343=37330+782=1112199-(194-99)=104906-264+984=162644×(72-67)=220251×(408-405)=753783-390=393300+(230-183)=347475-409=6622×4+286=374891-(207-39)=723126-15×7=2156+272×3=872443-(147+106)=190994-959+116=15129+154×3=491329×(308-305)=98776+(70-17)=129149+338=4879/10-1/10=8/10972-228=744482-(880-865)=467762-172=590834-(232+321)=281362×(345-336)=3258949-81-527=341469-177-34=258643-27-467=149397+626-270=7534/9-1/9=3/9175×5+822=1697793×4-981=21915/7-1/7=4/7499+97+67=663942+505-636=811854-68-102=68461×5+454=759981-(445-247)=783179-55×3=14375-(287-195)=283291-281=10135+233+220=58835×8=280859-621-157=81749-136×3=3416/8-2/8=4/863+152-183=32452-(85+206)=161377-(645-509)=241248-199=49225+258-59=424191×4+18=782364-89+51=326244×4=976104×4=416802-340-37=425546-473+627=700370-(225+95)=50234+232-418=48429+(795-216)=1008879×9=7911476+220×2=916696×(742-738)=2784877-(306+399)=172222×4-496=392110+364=474948+865+271=2084587×(46-40)=3522330+839+159=1328138+245-89=294377+(332-19)=690116×(84-80)=464312+670-156=826576-120=456341+111=452118-14=104737-155-248=334527-200-272=55449-(31+247)=1711/8+2/8=3/8215+221-371=65487-(99+80)=308109+260-107=262241+(349-322)=268688-211-66=411265+(377-229)=413405×2-117=69326+400+389=815988+412+484=1884435-28-295=112124+112×3=460446-(314+89)=43823-16×7=711276×(242-239)=82869×5+246=591992+387=1379962-311×2=340977+206×4=1801477-287=19052+513+167=732449-123=326247+76=323381+(341-237)=485250×(167-164)=750648+979-62=1565282-(111+89)=82366-(381-196)=181994+504+51=1549830-67-571=192846+194=1040206-19+164=351245×4=98041+320-201=160369+541+57=967329-(862-626)=93646-106×4=222353+162×5=1163242×4=968498-(19+52)=427241-18-106=117741×(995-987)=5928301+295+125=721558+219=777587-(738-247)=96667-(628-305)=344109+(46-39)=116250×4-371=629847-(66+752)=29350×2-416=284296×5-889=59187×4+369=7174/7-1/7=3/7171×3-222=291348-(229+90)=29410-230+179=359839-42-209=5882/8+3/8=5/819+226-182=63488×4=1952278×(261-258)=834492×8-868=3068231×4-441=483487×3=1461942+230-207=965165×5-248=577218+59×5=513771-497=274500+547-982=65292+197-250=239148×4=592473×(821-816)=2365584×(670-666)=2336406-(111-22)=317308-(388-153)=73842-404=438185×3-116=43991×9=819821+(804-549)=10762/3-1/3=1/3181×(385-382)=543996+(432-171)=125740×7-36=24430+(672-143)=559580+(932-357)=115577×(104-96)=616709×4-763=2073865×4-922=2538896-537+93=452410-(151+201)=5847×8+243=619558-49×3=411284-(45+192)=47495+(227-155)=567587+997-132=1452332+(232-187)=377459-(211+168)=80337×2=674177-22×8=1160×6-43=91743×8=344201+199=400116×2=232376+104=480252×6=1512407-(109-40)=338973-240-507=226147×4-463=125320+25+62=407798+(847-782)=863487-143=344183×(331-326)=915779+301×2=1381171+208-49=330260+282+313=855536×7-668=3084364-141×2=82204+(944-613)=535210+288-476=2279×9-588=123764+943+246=1953176+147-165=158205+173=378754+127-134=747807-755=52340-276+353=417276-159+90=207704-15=689274+120=394480-363-86=31674×(235-232)=202238+215-193=60500×2-468=53217×3+502=553839-178=661106+278=384387+162×3=873270+165=435234×(386-383)=702495×7-798=2667125-17×6=23393-281=112132×(310-305)=660629-408+167=388250-81×2=8826×4=104325-41=284540+69×3=747912-442-375=95416+404=820448-(314+27)=10779×7-393=160482-(308-117)=291789-567+22=244412-362=50389+(284-127)=5465/9-4/9=1/9459-457+60=62724-357-144=223824-283=541634-(301+103)=230216×7=151226×5+283=413667-29-366=272331+168=499780-259+142=663169-(205-197)=161159+69-18=210297×2=59410×6=60150+136=286184×(227-223)=736190+681+190=1061422-31×3=329298-(102+23)=173142-105+320=357453+(385-264)=574279×2=558473-62×4=225673-434-140=99576-(278+243)=55261+103-32=332884×7=6188123×6-325=413539×(806-801)=2695732+(870-458)=11442/6+3/6=5/6439-14-261=164179-67=1121/7+2/7=3/7431-169×2=93140-34-65=41912-612+928=1228881-170×4=201146+(872-596)=422405-262=143925+557-476=1006566-46×7=244166-80+314=400121+(480-157)=444311+(481-169)=623411-34=377557-224=333201+190-258=133632+901-789=744802+518-998=322841+97×5=1326335-301=34829+(891-462)=1258404+518=92262×3+133=319490-(113-77)=45481×(428-424)=324740×(694-690)=2960487-(334+24)=129233-41=19286×2=172151×(21-15)=906375-61-271=43180+168+120=46836+139-132=43136+91+134=361388×5=1940262+86×2=434854×2-754=954691×4=2764129×7=903987-(361+507)=119304-41×4=140104+(444-35)=513910+852-935=827622×4-359=2129862-136+987=171320×5+343=443427+(160-153)=434445-(176+115)=154319-(109-67)=277369+110=479871+253-808=316204×3+742=1354482×4=1928547×(234-227)=3829837-355×2=12740+(324-186)=178158×6-936=12428-(211+197)=20311×4-814=430891×(128-122)=5346761-594+594=761254-84×3=2429-275+728=882222×3=666422-71-126=225996×(65-61)=3984552-56×9=48549-221-74=254486+775+929=2190606-86×6=90438-154+35=319156+821=977862×2=1724293-52=241105×9=945253-(440-260)=73892-553-75=264641×6-44=380216+(464-287)=193396×2+21=813683-(32+528)=123280×2=560417-77+112=452796+(977-612)=116175×(37-33)=300835-403+185=617926+387+631=1944202+270=472443-(72-51)=422389+(976-335)=1030363×2-343=383946-(831-168)=283551-533+868=886607-(42+209)=356862-(815-392)=43998+25=123619-(81+208)=330600-202+205=603608-(507-102)=203348+234+311=89380×7-378=182227+116+361=704397-15=38229+402+94=525904-729-172=366+(230-127)=169408-(379-200)=22961+(498-473)=86194+378=572865-169-149=547353×9-152=302581+171-204=48793-(227+26)=540277+184+116=577502+(835-520)=817522×5-723=1887941×2=1882375-282=9385+228×2=541466-24×2=418883-78×7=337280+191-89=382486-129×3=9977×8+111=727261-(198+57)=6875+42×2=959335-25×4=235701×(182-174)=5608825-(809-174)=19029+72=101292×3-571=305838+980-216=1602737+945=1682144+60+160=364116-(409-333)=4089-(409-377)=57957-62×4=709383×2-381=385765-318=447655+13×7=746544-(523-107)=128119+292-117=294519+(242-185)=576268-73-168=27400×7=2800961-16-740=205114-42×2=30924×4=369642+239=281433-351-67=15635-25×5=510940-589-326=25633-21×2=591370-70+829=1129279-229+365=41527+95-63=59896-(221-31)=706162+497=6597