三年級數(shù)學(上)計算題專項練習附答案集錦

三年級數(shù)學(上)計算題專項練習附答案集錦831-273×2=269-30=888-299+760=83-62+431=229×4=650-162×4=295×7-890=401+76=930-148+386=3/6-1/6=229-176=557+193-423=438+(415-370)=494+52×9=464-410=556-(619-525)=223-206+460=306+113=456-64×4=195+624+22=239+240=986-(773-655)=144+350=672-314-15=32×3=46+(594-147)=853-845+867=184+160+893=833×(984-981)=651+199+13=212-(340-301)=436+(58-16)=761×7-346=186+48-146=885+(882-662)=449+(434-22)=455-(196+193)=985×(474-467)=76×9-543=951-688=53+337+593=652×(860-857)=418-167+152=4/8-1/8=347-105=876+713=253+32+410=168×3+859=65×2+93=52×(286-283)=840×9=225×4+252=577+576=127×5-217=77×8=363-160-25=819-364-401=650+188=859+(999-770)=817-304×2=440-384+343=35+127+475=310-(144+39)=84-(541-469)=454-(27+244)=858×5=370-115-172=338+159-317=374+77×5=173×4=418-361+307=332-(84+247)=60×(207-202)=89×2+85=671×3-306=434+(223-125)=108+328×2=686-47+509=1/4+2/4=622×4=364-210=300-(176-101)=40×3=67×(71-63)=28+(284-276)=264+157=180-(323-265)=96×8+179=96+339-206=820-288-476=627+731=168-86+96=996-(189+320)=929-(736-405)=107×8-337=379-(66+275)=353+264=952-763+346=126+662=797-524=713-530-78=117×7=687×7=155+225-368=201+797+611=2/7-1/7=97×7-378=84+387=204-14-51=281-206=13+(327-102)=121+550+22=70×5+228=450-(26+421)=316-19×6=71+269-275=450-68×2=180×(38-35)=261+195-358=252+(225-34)=38+109=52+444-457=533-(98+389)=152×5-67=481-155-58=888-478=352-39×8=47+208×3=452+54+432=401-164×2=848+291-785=399×(393-386)=95×8+19=739-371=182×5-81=262-(13+211)=44×4+322=143×2=408-406+391=742+324+348=578+582-234=77+395+436=43×(59-50)=213-134+334=456-(383-324)=369+(722-372)=164×5=415+76-470=69×2+23=692-515+716=66+509+184=107×8-853=745-267=68+265=129×2-148=642-117+767=413-134=494-118×4=245+563-462=340×2-578=220+377+164=212+111-116=375-(109+89)=84+804+36=456+564-870=74+316-152=970+858+717=429+(961-435)=473×9-109=30×6=341-208+152=267-229+69=446+(155-15)=275-23+203=212+67×4=120×8=836-(770-213)=946-(207+152)=196-41×4=140-10×5=411-330+300=32×8+263=651-313×2=935-650+997=397+40+242=554-126×2=787-(645-596)=546+248=457-(90+48)=380+976+169=405+(452-339)=293+325=240-17-114=619-18×5=475+504+504=226×7-561=572+102×2=392-(852-475)=880+642-848=624+913+144=132+143=304-278=471-(296-193)=345+332-256=587-(403-369)=181×(225-222)=983-(992-21)=126+357=537-190=844×6-235=891-281-383=757×4-191=307-14=104+792+518=853-476=242-(96-32)=711+12×5=105+160=456-(123-13)=141-129=714+404-335=137×9-421=420×2+77=389-324+248=268+295=123+553+281=362+117×4=266×2-168=287+78×5=323-(420-338)=168+227-37=5/8-2/8=358+292+192=681-(283-197)=258×2+404=182×4=62+333=390-283=396-165-59=351-54×2=469+(164-28)=115×5-49=517-392=260+96=394-(257-37)=244-117+209=268+(116-23)=12+187-22=148×4=585-(118+58)=227×(757-752)=104×(379-371)=227-217=796-340-158=343+154-316=90-25×2=718×7=801×4=963+242-614=426-16-360=925-51-324=702×4-708=485-(326+23)=419-234-114=484-52×6=221-20×4=313-82=827-62=425-(368+13)=335-26-289=575-115×3=414×2=507×7-336=453-143-66=529-222+984=355-(309-153)=197×2-270=402-(234+32)=662-125×2=312+224+138=859×3=313+(406-403)=354+(473-113)=811-746=320+94-343=168-(302-280)=64-36+120=249+920-361=8/10-2/10=864+43+59=114-(54+53)=141+129+241=135×7=759×(27-23)=229-139=147×6+25=223-19×9=920-355×2=155+44=370-17×5=962×(321-313)=451-373+375=968-185×2=195×4=532+62×3=645-(488+151)=188-53×2=931-257+62=40×6+461=712×7=30+381+404=582×(251-248)=217+519=472×2=257+242-302=932-614+33=991-48×5=78×4+170=333-54×3=391+290×2=313×(544-540)=511-105×4=293-(210+68)=795×9-432=344×8=244+53=714-(532+109)=173×(264-259)=842+323+114=842×6-828=118+20=713-106+503=713-67×2=574+860+583=468-293+117=223×(872-863)=5/7-1/7=886-531-262=440+(905-819)=289+(481-215)=134+(396-375)=96+268=946-(408-15)=227+261=330-289+14=78×(463-460)=118×5=573-(846-337)=335-201=252×2=521-64-41=47×3=920×(436-432)=182+316-291=26+604+63=142-(168-33)=318-20=605+398-130=799-13-590=523-329-63=94+183=393-(39+110)=417-341=895-347-488=358×2-90=161×(442-437)=264-153=890-605=82+210=185+382-11=108×(605-597)=75×2=873-769+414=671+857=436-335-87=430-28=4/8-2/8=460-17×3=158×(954-946)=462-22×2=372-163×2=886+630-137=475-(406-51)=63+804-193=121-110=377+(305-281)=58×5+22=414+257=794-(792-408)=521-30-123=270-(132+24)=423-(18+334)=442-(64+338)=958-(187+276)=202×2-169=3/8-2/8=737-147+662=458-(603-253)=194-84+110=358+74-145=286×2-124=265-13×6=837-12-164=628-(809-711)=173+(841-295)=95×(27-21)=1/6+4/6=184+42=158×(470-466)=932×2=204-18-55=141×(269-262)=893-281-270=456×2-869=301+91=367-(71+156)=723+(532-77)=542-177×3=95×(148-145)=255+344+319=368-(131-20)=120+276=234-(31+161)=333-(393-133)=607×5=61×8-464=267+840+711=288-244=624-(388+120)=341-(28+309)=169×(445-440)=642-(394+172)=1/6+3/6=730-17×2=935-(457-275)=199+178+65=445+20×3=77×9-384=551+113+327=931-(129+662)=937+(449-59)=432-(312+116)=997-480-310=221×4-253=48+44+721=379+363=234×4=458-205=64×7=36+134=740-217=411-135-107=315+146-325=674+(271-210)=89+333=427+81+572=222×3+64=193×3+346=948+(784-433)=971-(305+599)=776-766=579-(696-249)=455-194+174=947+558-127=317+256-516=324-(168-82)=487-69=298-(115+31)=300-131=446-43×4=156+60-116=423-353+164=412-(487-213)=662-89×7=564-(783-741)=460-73+720=466+634+238=339-186-77=397-(25-15)=785+310-278=31+643+77=287-(296-101)=766-13+391=707+501=3/7-1/7=322-(144+44)=495-104×2=837×2=690×5-726=135×6+591=36+313×3=331-119-84=838+(814-792)=286×2=190×(301-297)=392+90=160+160×3=528×4=73×5=859-93+814=608-359+544=868×4-120=789-33+926=995-93×7=91×9+12=871+707-691=77×(261-252)=947-(610-443)=580+13×7=93×6+286=429-(339+48)=177-(159-103)=408-42-130=484-(128+244)=373-(46+112)=394-(134+218)=4/9+3/9=745×2=923×(160-152)=326-254-39=499+(899-585)=779-84-294=156+686+15=111×7-652=249-17×5=702×(258-252)=556×(122-113)=788+938-631=330×3-580=75+(278-250)=956-102+493=40+(323-175)=940+825+164=206+499+306=959-(218+533)=914-(305+541)=125×3=496-(48+159)=415×3-80=382-(97+79)=846-409+879=391-15-358=232-(378-173)=860-771+184=286-46×5=847+214=549+182+25=232×(951-942)=201×(146-142)=142+12×8=38×(273-270)=500-190-89=638-(135+273)=621-(303+57)=479+90=49+27=110×(112-103)=18+95+313=255-95+220=193-103+124=864-289-25=5/10-4/10=470+99=266+(480-318)=578×8-116=65+(239-21)=806-26×8=55-48+267=203+91=712-(32+289)=400-245-113=496-(456-262)=5/9-3/9=297-(79+68)=554+(587-527)=916-392-276=125-(28+15)=58+76+337=2/9+5/9=86+(306-134)=284-266=265+274-374=454-10×2=192×3=889+335+310=567-39×3=680-(178+62)=221-176+676=424+106=104×4=265×(772-769)=63×8+169=729×(941-935)=670-271+312=148×5-312=821×7-689=615-103-502=363×(579-571)=323×3=317+227=826+552+69=860×7-764=711+600-867=138+181-173=414+(165-68)=669-344+74=102×6=240×2+494=480+(311-16)=480-152×2=190×5-736=55×(160-153)=349-76-40=438×6-779=786+(966-361)=414×4=276+523+145=449-236-130=606-137=214×(494-491)=66-28=825×7-448=446+(530-47)=488-142×3=417+104×4=193×4=122×5-93=80+152=402-217-59=277+(112-93)=373-299=892×(66-59)=453-114-178=996+(509-139)=189×3+88=123×4=566-370-105=276-137+234=1/8+4/8=112×(381-376)=106+185-113=470+58×7=487-(368-137)=685-(82+74)=329×5-343=2/5-1/5=663-(508-60)=447+(349-135)=742-(632-33)=415-(345-215)=26+98×7=900-(81+189)=95×(439-431)=901+111-358=251+(532-139)=197+225-93=138+(773-372)=344-68=6/8+2/8=945-389=231+177=904-550=134×(206-201)=5/9+3/9=686×2-791=105+21×2=750×7-411=313+747-466=287×3=272+70=284-151=489-44×2=596+193×5=381-(324-102)=590+(603-588)=832-322-437=16×(158-149)=713-148×3=371-(320-161)=849×4-877=411-162+217=18+357-41=454×(715-709)=61+35+22=498-(177-166)=80×(55-51)=593+515+650=104×9-602=836-50×6=499-192-72=232+178+455=1/6+2/6=197-180=155×3=404-(276-204)=867-(475+229)=190×4=92×2=323-200=461-16×5=481-42-31=471-(112+44)=425+54×2=936-(546-282)=821+650-636=651×(654-646)=822+703-831=456+(279-89)=820+(474-469)=172×5=797-(387+72)=983-933+654=316-(199-109)=433+(300-15)=181×(245-239)=281×(482-473)=61+13×7=209+251=402-231-60=54+(487-108)=438-18-14=723-163=109+77×2=456-59×6=258×9-640=717+290-856=3/8+4/8=434-253-160=101×9-692=170×5-218=461+(33-17)=129×(63-56)=239×(194-190)=91+334-204=686-41-645=273-129=406-(407-363)=439-382=691-64-415=321+67×4=24+683+109=38+58×2=99+466+35=734-295=421-(382-266)=520+133×6=143-127=397+39-228=706-173×4=532×2-417=82-67+343=350-64=62×(185-181)=309+370+762=96×7-394=460-378-65=178+140=219+(626-110)=59+67+567=635+61×2=183+86=193-22×7=185×5+353=135+310-25=535-30×9=397-61-256=307+132-240=984-(792-167)=415-34×3=727-313+155=953+19×2=192×4=753+616+903=423-(476-327)=12+158×4=359-140=305×2-341=188+(325-156)=142+577=547+(865-390)=798+123+76=613×5-465=36-(33-24)=279+99-37=59×5+329=443-391+356=726-183-236=818+648-516=644-(790-162)=296×3-643=955-840+766=337-129×2=875+545=463-397=445-123-101=144-77=355-(757-727)=676-47×6=475-408=37+796+317=335-295=426-30-97=395-219+52=19×3=434+625=41+79+675=226+(338-179)=177×2=434-(264+57)=621+851-638=482-404=213×3+320=730-(195+488)=67×9+39=228+386=144+21+383=476×(97-91)=256×6-714=550+(235-71)=297-(124+57)=108×(210-203)=728-273-143=224-30×5=907+97+892=937-(902-754)=25×4=86×4+520=483-272+33=19+(396-356)=969-647+437=218+44-117=321-(41+189)=308+124=439-(85+230)=419-101×3=335+(499-103)=321×(111-108)=159×(347-343)=36+287-15=335×2=133×3=439-258+233=396+176=321×3-847=880-(947-437)=162+238-337=322+(900-584)=1/10+2/10=630-460=37×9=893+(370-229)=590-120-170=117-(56+13)=326+148-141=523-73×6=4/7+2/7=516+615=194×4-231=57×6=804+(329-54)=430×2=47×6+619=119+461+222=37×(902-895)=參考答案831-273×2=285269-30=239888-299+760=134983-62+431=452229×4=916650-162×4=2295×7-890=1175401+76=477930-148+386=11683/6-1/6=2/6229-176=53557+193-423=327438+(415-370)=483494+52×9=962464-410=54556-(619-525)=462223-206+460=477306+113=419456-64×4=200195+624+22=841239+240=479986-(773-655)=868144+350=494672-314-15=34332×3=9646+(594-147)=493853-845+867=875184+160+893=1237833×(984-981)=2499651+199+13=863212-(340-301)=173436+(58-16)=478761×7-346=4981186+48-146=88885+(882-662)=1105449+(434-22)=861455-(196+193)=66985×(474-467)=689576×9-543=141951-688=26353+337+593=983652×(860-857)=1956418-167+152=4034/8-1/8=3/8347-105=242876+713=1589253+32+410=695168×3+859=136365×2+93=22352×(286-283)=156840×9=7560225×4+252=1152577+576=1153127×5-217=41877×8=616363-160-25=178819-364-401=54650+188=838859+(999-770)=1088817-304×2=209440-384+343=39935+127+475=637310-(144+39)=12784-(541-469)=12454-(27+244)=183858×5=4290370-115-172=83338+159-317=180374+77×5=759173×4=692418-361+307=364332-(84+247)=160×(207-202)=30089×2+85=263671×3-306=1707434+(223-125)=532108+328×2=764686-47+509=11481/4+2/4=3/4622×4=2488364-210=154300-(176-101)=22540×3=12067×(71-63)=53628+(284-276)=36264+157=421180-(323-265)=12296×8+179=94796+339-206=229820-288-476=56627+731=1358168-86+96=178996-(189+320)=487929-(736-405)=598107×8-337=519379-(66+275)=38353+264=617952-763+346=535126+662=788797-524=273713-530-78=105117×7=819687×7=4809155+225-368=12201+797+611=16092/7-1/7=1/797×7-378=30184+387=471204-14-51=139281-206=7513+(327-102)=238121+550+22=69370×5+228=578450-(26+421)=3316-19×6=20271+269-275=65450-68×2=314180×(38-35)=540261+195-358=98252+(225-34)=44338+109=14752+444-457=39533-(98+389)=46152×5-67=693481-155-58=268888-478=410352-39×8=4047+208×3=671452+54+432=938401-164×2=73848+291-785=354399×(393-386)=279395×8+19=779739-371=368182×5-81=829262-(13+211)=3844×4+322=498143×2=286408-406+391=393742+324+348=1414578+582-234=92677+395+436=90843×(59-50)=387213-134+334=413456-(383-324)=397369+(722-372)=719164×5=820415+76-470=2169×2+23=161692-515+716=89366+509+184=759107×8-853=3745-267=47868+265=333129×2-148=110642-117+767=1292413-134=279494-118×4=22245+563-462=346340×2-578=102220+377+164=761212+111-116=207375-(109+89)=17784+804+36=924456+564-870=15074+316-152=238970+858+717=2545429+(961-435)=955473×9-109=414830×6=180341-208+152=285267-229+69=107446+(155-15)=586275-23+203=455212+67×4=480120×8=960836-(770-213)=279946-(207+152)=587196-41×4=32140-10×5=90411-330+300=38132×8+263=519651-313×2=25935-650+997=1282397+40+242=679554-126×2=302787-(645-596)=738546+248=794457-(90+48)=319380+976+169=1525405+(452-339)=518293+325=618240-17-114=109619-18×5=529475+504+504=1483226×7-561=1021572+102×2=776392-(852-475)=15880+642-848=674624+913+144=1681132+143=275304-278=26471-(296-193)=368345+332-256=421587-(403-369)=553181×(225-222)=543983-(992-21)=12126+357=483537-190=347844×6-235=4829891-281-383=227757×4-191=2837307-14=293104+792+518=1414853-476=377242-(96-32)=178711+12×5=771105+160=265456-(123-13)=346141-129=12714+404-335=783137×9-421=812420×2+77=917389-324+248=313268+295=563123+553+281=957362+117×4=830266×2-168=364287+78×5=677323-(420-338)=241168+227-37=3585/8-2/8=3/8358+292+192=842681-(283-197)=595258×2+404=920182×4=72862+333=395390-283=107396-165-59=172351-54×2=243469+(164-28)=605115×5-49=526517-392=125260+96=356394-(257-37)=174244-117+209=336268+(116-23)=36112+187-22=177148×4=592585-(118+58)=409227×(757-752)=1135104×(379-371)=832227-217=10796-340-158=298343+154-316=18190-25×2=40718×7=5026801×4=3204963+242-614=591426-16-360=50925-51-324=550702×4-708=2100485-(326+23)=136419-234-114=71484-52×6=172221-20×4=141313-82=231827-62=765425-(368+13)=44335-26-289=20575-115×3=230414×2=828507×7-336=3213453-143-66=244529-222+984=1291355-(309-153)=199197×2-270=124402-(234+32)=136662-125×2=412312+224+138=674859×3=2577313+(406-403)=316354+(473-113)=714811-746=65320+94-343=71168-(302-280)=14664-36+120=148249+920-361=8088/10-2/10=6/10864+43+59=966114-(54+53)=7141+129+241=511135×7=945759×(27-23)=3036229-139=90147×6+25=907223-19×9=52920-355×2=210155+44=199370-17×5=285962×(321-313)=7696451-373+375=453968-185×2=598195×4=780532+62×3=718645-(488+151)=6188-53×2=82931-257+62=73640×6+461=701712×7=498430+381+404=815582×(251-248)=1746217+519=736472×2=944257+242-302=197932-614+33=351991-48×5=75178×4+170=482333-54×3=171391+290×2=971313×(544-540)=1252511-105×4=91293-(210+68)=15795×9-432=6723344×8=2752244+53=297714-(532+109)=73173×(264-259)=865842+323+114=1279842×6-828=4224118+20=138713-106+503=1110713-67×2=579574+860+583=2017468-293+117=292223×(872-863)=20075/7-1/7=4/7886-531-262=93440+(905-819)=526289+(481-215)=555134+(396-375)=15596+268=364946-(408-15)=553227+261=488330-289+14=5578×(463-460)=234118×5=590573-(846-337)=64335-201=134252×2=504521-64-41=41647×3=141920×(436-432)=3680182+316-291=20726+604+63=693142-(168-33)=7318-20=298605+398-130=873799-13-590=196523-329-63=13194+183=277393-(39+110)=244417-341=76895-347-488=60358×2-90=626161×(442-437)=805264-153=111890-605=28582+210=292185+382-11=556108×(605-597)=86475×2=150873-769+414=518671+857=1528436-335-87=14430-28=4024/8-2/8=2/8460-17×3=409158×(954-946)=1264462-22×2=418372-163×2=46886+630-137=1379475-(406-51)=12063+804-193=674121-110=11377+(305-281)=40158×5+22=312414+257=671794-(792-408)=410521-30-123=368270-(132+24)=114423-(18+334)=71442-(64+338)=40958-(187+276)=495202×2-169=2353/8-2/8=1/8737-147+662=1252458-(603-253)=108194-84+110=220358+74-145=287286×2-124=448265-13×6=187837-12-164=661628-(809-711)=530173+(841-295)=71995×(27-21)=5701/6+4/6=5/6184+42=226158×(470-466)=632932×2=1864204-18-55=131141×(269-262)=987893-281-270=342456×2-869=43301+91=392367-(71+156)=140723+(532-77)=1178542-177×3=1195×(148-145)=285255+344+319=918368-(131-20)=257120+276=396234-(31+161)=42333-(393-133)=73607×5=303561×8-464=24267+840+711=1818288-244=44624-(388+120)=116341-(28+309)=4169×(445-440)=845642-(394+172)=761/6+3/6=4/6730-17×2=696935-(457-275)=753199+178+65=442445+20×3=50577×9-384=309551+113+327=991931-(129+662)=140937+(449-59)=1327432-(312+116)=4997-480-310=207221×4-253=63148+44+721=813379+363=742234×4=936458-205=25364×7=44836+134=170740-217=523411-135-107=169315+146-325=136674+(271-210)=73589+333=422427+81+572=1080222×3+64=730193×3+346=925948+(784-433)=1299971-(305+599)=67776-766=10579-(696-249)=132455-194+174=435947+558-127=1378317+256-516=57324-(168-82)=238487-69=418298-(115+31)=152300-131=169446-43×4=274156+60-116=100423-353+164=234412-(487-213)=138662-89×7=39564-(783-741)=522460-73+720=1107466+634+238=1338339-186-77=76397-(25-15)=387785+310-278=81731+643+77=751287-(296-101)=92766-13+391=1144707+501=12083/7-1/7=2/7322-(144+44)=134495-104×2=287837×2=1674690×5-726=2724135×6+591=140136+313×3=975331-119-84=128838+(814-792)=860286×2=572190×(301-297)=760392+90=482160+160×3=640528×4=211273×5=365859-93+814=1580608-359+544=793868×4-120=3352789-33+926=1682995-93×7=34491×9+12=831871+707-691=88777×(261-252)=693947-(610-443)=780580+13×7=67193×6+286=844429-(339+48)=42177-(159-103)=121408-42-130=236484-(128+244)=112373-(46+112)=215394-(134+218)=424/9+3/9=7/9745×2=1490923×(160-152)=7384326-254-39=33499+(899-585)=813779-84-294=401156+686+15=857111×7-652=125249-17×5=164702×(258-252)=4212556×(122-113)=5004788+938-631=1095330×3-580=41075+(278-250)=103956-102+493=134740+(323-175)=188940+825+164=1929206+499+306=1011959-(218+533)=208914-(305+541)=68125×3=375496-(48+159)=289415×3-80=1165382-(97+79)=206846-409+879=1316391-15-358=18232-(378-173)=27860-771+184=273286-46×5=56847+214=1061549+182+25=756232×(951-942)=2088201×(146-142)=804142+12×8=23838×(273-270)=114500-190-89=221638-(135+273)=230621-(303+57)=261479+90=56949+27=76110×(112-103)=99018+95+313=426255-95+220=380193-103+124=214864-289-25=5505/10-4/10=1/10470+99=569266+(480-318)=428578×8-116=450865+(239-21)=283806-26×8=59855-48+267=274203+91=294712-(32+289)=391400-245-113=42496-(456-262)=3025/9-3/9=2/9297-(79+68)=150554+(587-527)=614916-392-276=248125-(28+15)=8258+76+337=4712/9+5/9=7/986+(306-134)=258284-266=18265+274-374=165454-10×2=434192×3=576889+335+310=1534567-39×3=450680-(178+62)=440221-176+676=721424+106=530104×4=416265×(772-769)=79563×8+169=673729×(941-935)=4374670-271+312=711148×5-312=428821×7-689=5058615-103-502=10363×(579-571)=2904323×3=969317+227=544826+552+69=1447860×7-764=5256711+600-867=444138+181-173=146414+(165-68)=511669-344+74=399102×6=612240×2+494=974480+(311-16)=775480-152×2=176190×5-736=21455×(160-153)=385349-76-40=233438×6-779=1849786+(966-361)=1391414×4=1656276+523+145=944449-236-130=83606-137=469214×(494-491)=64266-28=38825×7-448=5327446+(530-47)=929488-142×3=62417+104×4=833193×4=772122×5-93=51780+152=232402-217-59=126277+(112-93)=296373-299=74892×(66-59)=6244453-114-178=161996+(509-139)=1366189×3+88=655123×4=492566-370-105=91276-137+234=3731/8+4/8=5/8112×(381-376)=560106+185-113=178470+58×7=876487-(368-137)=256685-(82+74)=529329×5-343=13022/5-1/5=1/5663-(508-60)=215447+(349-135)=661742-(632-33)=143415-(345-215)=28526+98×7=712900-(81+189)=63095×(439-431)=760901+111-358=654251+(532-139)=644197+225-93=329138+(773-372)=539344-68=2766/8+2/8=1945-389=556231+177=408904-550=354134×(206-201)=6705/9+3/9=8/9686×2-791=581105+21×2=147750×7-411=4839313+747-466=594287×3=861272+70=342284-151=133489-44×2=401596+193×5=1561381-(324-102)=159590+(603-588)=605832-322-437=7316×(158-149)=144713-148×3=269371-(320-161)=212849×4-877=2519411-162+217=46618+357-41=334454×(715-709)=272461+35+22=118498-(177-166)=48780×(55-51)=320593+515+650=1758104×9-602=334836-50×6=536499-192-72=235232+178+455=8651/6+2/6=3/6197-180=17155×3=465404-(276-204)=332867-(475+229)=163190×4=76092×2=184323-200=123461-16×5=381481-42-31=408471-(112+44)=315425+54×2=533936-(546-282)=672821+650-636=835651×(654-646)=5208822+703-831=694456+(279-89)=646820+(474-46