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三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦814+220+429=3/4-1/4=852-(81+727)=270-132+130=647+37+97=436-(745-703)=415+399-755=328×2-146=886+276×3=174+851+887=419+(568-142)=241+855-695=982-510+42=189+55=451-(421-321)=975-(107+387)=302×2=485-64-123=348×(754-746)=4/7-2/7=1/4+3/4=785+522-77=594×8=95×4-181=448-(246-150)=185×8-863=458-85×4=201+72×8=100+399-453=17+883+592=476-(178-100)=430-109×3=14+380-176=275+860-180=386×2+92=414+262×3=460-59×3=261+197=365+64-272=192+80=929-391+249=358-(100+22)=607+(752-295)=435+284+15=252-19×3=18×4+284=799+585=438+190×2=418+44-407=498-(348+118)=854×2=411-206-134=120+308+447=280+178+34=241×(374-371)=388+890+558=356+(852-525)=466-42=493-128-322=661-(706-406)=331-272+269=159×2-144=443-213-131=33+440-406=538-(332-138)=459-(322-77)=143+(273-49)=503×7=414-357=447-13×8=40×(430-427)=346-83×4=323+87×6=258+163-53=657+745+723=609+41+102=4/8+2/8=565×(721-713)=221×(419-415)=970-100×7=666+(668-628)=319-35×6=737×9=423-63=17+(889-563)=977×7=105×(416-413)=519-204=393×(127-120)=819×(113-109)=127-74+55=364-191+37=383-59×2=904+398+991=738-457+967=127+289+344=335-(220-123)=334-84=565-(759-525)=210+52×6=90×9+181=188-11×5=516-242-203=222-35=727-277-123=326-33=332×2-390=341+63=263×6=972-(280+294)=53+58×5=188-(320-261)=846+785-79=199×7-353=442+755-998=127×6-555=413-(31+300)=824-810=78+(206-103)=493-41-357=865+55-661=540×2=708-(353+122)=813-630-157=101×4-99=667+210+94=315×3-525=442-305+79=192×(779-771)=231+661+766=781-16=298-229+259=600-376=61+90×8=32+63×2=352-26=374-131×2=30×(85-82)=132+(237-152)=79×4-185=92×9-320=164×6+626=302-41+317=308-10×9=424-296+345=351-(464-322)=409-24-103=144×5=208+398-226=44×(424-417)=188×5=123×5=990+(988-986)=595+135+11=132+270-44=589-112+257=3/5+2/5=974+352=243-61-45=583+36+310=835-379×2=114+871+967=835-(380-221)=375+268-557=351-(138+85)=64×4-57=879-750-111=28×3+968=191×(263-258)=926-(99+55)=47+219=236+535+74=106+(469-341)=430-409=125-102=13×(474-471)=964-(892-164)=836+205=535×5=590-23×6=887-26-644=958-(496+290)=23×2+469=636×5-677=777+(257-144)=141×2=228+692=185-(380-359)=714-443+141=4/7-1/7=951-642+936=185×(640-636)=376-52-243=386+916+187=102×(128-125)=904-(573+61)=220×2=448-(258+33)=359+94-64=721-329-299=453×2+144=391×2-371=296+122×5=486×5-333=491-182=448-375-65=449-(140+143)=380-364+437=117×8-698=190×3+410=70+52+669=273+181=128×4=595-(416+156)=590+(191-125)=24×5+358=334-60+214=187×3=429+369=340+(200-108)=904-155×3=649+(922-687)=476-(65+305)=650+187+748=861-645+311=396-56=558×(106-101)=316×3-64=467-78-209=852-14=660-116×4=198+(275-267)=779-71=480+(486-58)=332-94×2=223+412+347=754-(254+312)=117+(673-135)=430-281+290=998-331=118×4=857+342×2=73×9=413+119=748×3=394-52×5=365×(269-262)=2/6+3/6=196×4+941=434-200-188=655×5-189=240-76=166+358+414=549+(830-243)=93×(432-423)=231-(283-94)=123-17+358=438-112×3=683-(546+137)=250+373+653=288×(95-88)=292+638-620=114+194+614=746+(773-697)=81+45=123×4-160=444-406+294=97+261-98=572+(961-542)=781×2=506-15×2=794-706=310-(136+61)=321-(499-340)=82×8+254=47×8+170=210+172=357-(130+216)=285-(209+17)=885×5-693=210+243=328-91-24=704-(66+46)=372+115-135=175×(408-404)=973×9=258-108+279=227-178+162=247+126×2=886×6=436-(228+141)=843-692+541=144-112=675×8=498-84-16=642+305=231-134-54=562+144=431-(938-613)=2/8+4/8=143+240+532=494-368+327=426-(448-442)=38×2=443×2-43=512+240×2=31+118+55=592-82-75=220+64=741-173×3=666-(194+80)=449-162-277=550+(218-165)=406-78-257=468×2-755=272×3-86=932-613+316=881-(632-271)=298×2+587=283-41×3=932-72×5=229×3+908=670+305-800=996-96-487=884×(922-917)=930+44+593=421-(449-135)=649-69×5=893-(156+507)=788-62-619=452+(480-388)=764-408-71=358-304-20=140+53+772=978-107-742=139×(303-296)=92×(81-76)=128+(303-62)=494×(121-115)=911-(20+773)=951+511+894=656×(944-939)=898×(592-583)=601×5=76+60=913-371+996=427-83=989+208-164=720-(828-165)=319+490+476=543-14×3=310+44-332=962-410+375=613+829-165=610-98=940-457=441-181-243=217-97=223+(424-46)=8/9-1/9=968+280×3=21×(101-93)=243+(298-83)=124+700=74-(493-479)=905×2-768=330+644-803=444-(138+272)=136×(433-426)=387+(486-17)=667+(196-43)=610+137-143=590-27+108=57+248-48=727-(650-461)=180+(214-174)=825-69×6=862-(87+540)=239-(692-609)=785+548-783=343-(409-408)=925-(130+380)=327+432=30+30×6=63+(415-172)=914-(313+188)=109+273-42=65-(363-328)=413×2=307-188-13=393×4=54+254-100=111-(285-202)=858+(634-506)=868-444-122=936-709=97+165=147×3-70=223×4-102=86×(387-381)=429-195=107+802+40=738×(893-890)=385-232+47=474-376=130×3=684-489+787=992-138-552=67×7=62×(320-311)=21+81=107×5-171=143+43=790-727+771=95+(458-205)=290-42+157=773-481=361-(29+234)=423-(437-192)=376+290×2=259-(466-285)=310+397+159=274+198=30-(15-14)=603-31+557=339-12×8=314×(423-418)=513-492=765×9-49=339-(174+108)=339-91×2=952-442-41=454-(46+162)=447-336+495=634+965=374+116+332=937-(53+611)=292×3-688=876-71-63=960-107=550+603-804=86+275-82=464+(499-374)=199×3+146=410+(107-58)=404-319+184=448×2+162=2/10+7/10=446-36×6=368-289+483=437-133=229-(230-38)=898+68×7=333+295+665=656+311×3=803×9-821=114×7-666=485-129×2=173-39=903-772+911=491×2-570=271+154=290-(223+66)=322×(632-628)=121×8-94=607-199×3=423+(863-325)=682-(441+66)=679-163-50=236-(135+91)=3/6-2/6=427+(460-324)=187+202×3=194×4+72=779-205-231=178×3-188=203×4+456=417-134-205=543+200=299-(139+68)=251+(493-268)=470-321=870×4=121×8-839=468×6-566=190×5-153=369+377+166=896-644-173=233+(419-124)=500-124=555-(324-200)=64×4-90=555-(796-552)=789+102-882=229×2=114+315-155=380+306+240=626-(570-84)=289×(146-143)=460×2-163=712-285-73=530+145+176=436-19×8=38×7=250-13×9=629×(183-179)=921-869=188-(287-168)=461-393+124=227+256=340+87×7=60+48-73=48+449-384=284+(437-404)=213-28×4=353-142+204=466-(408-284)=971-(187+587)=132×(230-224)=866×(507-499)=789-599=51×3-144=235-(373-330)=644-317×2=344-(232+86)=789-494=493×6-40=31+228-14=67+321=125×(197-190)=590-173+318=2/9+4/9=12×5=300-(323-146)=841-201×2=542-110+876=621-306+495=69×3=20×2=85+234=230+(76-37)=476-208-114=946-468+665=302+(437-101)=365+(459-255)=373×(228-220)=212×2+309=668-82×5=379-130-108=255×3=918×(633-625)=278-214+196=849×4-630=455-140-182=440-(81-79)=120+733+82=359+284-249=846+(490-233)=132-109=390×9=494+801-757=436-(22+45)=88×8+169=579×5=94×5+200=476-92+427=929-(983-59)=2/4-1/4=356+(301-265)=918-325-184=336+305=6/10-2/10=606-282×2=489-197×2=933-770=278+60=40+27+337=456+276=419-23-245=325-242-30=600×8-709=311+115=221-(320-300)=132×3=130-(299-206)=122×6+214=978-148×3=119×4+743=298-78×2=385-213=969-(509+269)=635+779-819=16+324-214=299-91×3=859-(334-260)=732+378+254=67+83-145=261-242=985-268=374-(232+115)=387-(148+151)=52+215-261=834+413+788=834-650-15=35×(28-24)=562-99×5=881-(626-536)=3/5-1/5=983+38×5=919-10×7=126+(417-52)=326+72-26=55+264-46=235+563+29=450+87×6=156×(517-509)=110×6=134+346-142=414-202-91=634×3=150×2=343×5=241×7-729=648-(10+347)=11+126+89=184×(392-385)=454-(380+47)=124+939-21=694-(298-159)=352-177-150=218×2=147+(500-293)=142+795=93+162=214×3+87=204-39=37×(191-184)=77-51+14=772-249=353-64+163=339+178+247=819-636-36=68+340=180+112+567=138×6=381-53=273+157=328+848-417=62+53=840-119×4=498-32-97=959+257+804=129-13×4=499×2-135=337-315+394=496-39=37+144=192×5-42=183+561=465-(77+237)=473-72=420-(762-691)=342+27-165=775+498-88=770-466+675=311+195=377-(60+112)=75+(750-86)=124×5+21=180-173+475=184+(495-439)=318+(348-92)=164-30×3=45×2+550=198+884+468=89+311=354-50×3=86+69+155=980+196+462=94×(752-749)=197×7=418-368=286+203=311+(222-140)=102-(23+21)=675-(134+461)=278-(11+250)=304-(446-425)=355+(417-163)=316-20+95=829-305-283=361-39×6=1/8+3/8=1/4+2/4=280-160=165+346=202×8-570=16×8=928+(856-627)=436-193+63=277×(402-393)=683-642+968=438×2=63×7-105=910+168+11=422-(93+221)=499-239+208=251+60=463+469=53×4+689=851-245+839=946×(32-29)=132-23×2=458-264=90+222-156=64-(190-159)=310-197=3/6-1/6=332-124+257=309+136=325-(277-60)=476+(853-789)=262+354×2=727+713+866=777×(772-766)=188×2-338=462-171+186=22×(279-272)=440-(180+41)=487+22×7=150×(226-223)=223×(216-212)=765+53+115=322×3+103=34×5=35+988-999=850-179-639=291+92+548=332×3-233=2/10+5/10=104×8=421-(391-326)=754+804+470=896-365×2=279-90×3=103×5+440=131×(147-141)=901-(558+126)=758-12-456=724-95=116×(372-368)=925-(451+439)=28+135+222=128+266-271=260×8-573=161×2=646×5-675=464×8-530=435+(991-48)=484-409=958×9=20×(484-475)=143+653+584=932+611-759=260×3-135=760-178-330=842-746+604=787-37×7=439-(361-326)=407+68=622×9=667×9=397+(469-307)=442-(150-97)=213+(888-182)=924+164×3=196-(827-719)=387-48×8=96×7-466=628×(341-335)=168×2=94×6=7/10-1/10=922-906=80+306-77=874-(665-333)=461+(921-468)=445-57-176=289+(492-223)=774+61-558=194×2+65=925+921=4/8-3/8=165×4=935-(27+852)=81+(118-23)=523+790+472=68+319=852-(807-581)=720-(599-552)=463-197-117=358-136×2=372×2-116=84+(208-27)=733-(277+300)=657+467=351-23×3=469-225×2=303-146-80=972+561=465-344+261=833-370=716+63-603=51×(346-340)=205+156-18=617+(917-144)=250-(417-218)=388+79×3=1/5+2/5=328×3-230=989-108-585=804+376=248+211-436=577×7-755=77×8-119=727-76×7=810+109×2=782-364-56=392-(86+89)=433-(371+47)=485+511+134=264+127×2=180-146=462-75×2=990-387×2=807+609-38=177+617=822-657=446-(166+183)=413+203=274-97-65=395-(159+192)=595×(717-709)=189×3=302+143=847+603=548-455+884=894×3-741=610+277×3=3/8-1/8=227×3=988-645=720-(923-645)=226+230=2/6+4/6=404×2=453-386=238-(251-137)=900+243+76=449+31×7=675-(480-383)=993×(528-523)=130×(112-105)=54×(286-281)=參考答案814+220+429=14633/4-1/4=2/4852-(81+727)=44270-132+130=268647+37+97=781436-(745-703)=394415+399-755=59328×2-146=510886+276×3=1714174+851+887=1912419+(568-142)=845241+855-695=401982-510+42=514189+55=244451-(421-321)=351975-(107+387)=481302×2=604485-64-123=298348×(754-746)=27844/7-2/7=2/71/4+3/4=1785+522-77=1230594×8=475295×4-181=199448-(246-150)=352185×8-863=617458-85×4=118201+72×8=777100+399-453=4617+883+592=1492476-(178-100)=398430-109×3=10314+380-176=218275+860-180=955386×2+92=864414+262×3=1200460-59×3=283261+197=458365+64-272=157192+80=272929-391+249=787358-(100+22)=236607+(752-295)=1064435+284+15=734252-19×3=19518×4+284=356799+585=1384438+190×2=818418+44-407=55498-(348+118)=32854×2=1708411-206-134=71120+308+447=875280+178+34=492241×(374-371)=723388+890+558=1836356+(852-525)=683466-42=424493-128-322=43661-(706-406)=361331-272+269=328159×2-144=174443-213-131=9933+440-406=67538-(332-138)=344459-(322-77)=214143+(273-49)=367503×7=3521414-357=57447-13×8=34340×(430-427)=120346-83×4=14323+87×6=845258+163-53=368657+745+723=2125609+41+102=7524/8+2/8=6/8565×(721-713)=4520221×(419-415)=884970-100×7=270666+(668-628)=706319-35×6=109737×9=6633423-63=36017+(889-563)=343977×7=6839105×(416-413)=315519-204=315393×(127-120)=2751819×(113-109)=3276127-74+55=108364-191+37=210383-59×2=265904+398+991=2293738-457+967=1248127+289+344=760335-(220-123)=238334-84=250565-(759-525)=331210+52×6=52290×9+181=991188-11×5=133516-242-203=71222-35=187727-277-123=327326-33=293332×2-390=274341+63=404263×6=1578972-(280+294)=39853+58×5=343188-(320-261)=129846+785-79=1552199×7-353=1040442+755-998=199127×6-555=207413-(31+300)=82824-810=1478+(206-103)=181493-41-357=95865+55-661=259540×2=1080708-(353+122)=233813-630-157=26101×4-99=305667+210+94=971315×3-525=420442-305+79=216192×(779-771)=1536231+661+766=1658781-16=765298-229+259=328600-376=22461+90×8=78132+63×2=158352-26=326374-131×2=11230×(85-82)=90132+(237-152)=21779×4-185=13192×9-320=508164×6+626=1610302-41+317=578308-10×9=218424-296+345=473351-(464-322)=209409-24-103=282144×5=720208+398-226=38044×(424-417)=308188×5=940123×5=615990+(988-986)=992595+135+11=741132+270-44=358589-112+257=7343/5+2/5=1974+352=1326243-61-45=137583+36+310=929835-379×2=77114+871+967=1952835-(380-221)=676375+268-557=86351-(138+85)=12864×4-57=199879-750-111=1828×3+968=1052191×(263-258)=955926-(99+55)=77247+219=266236+535+74=845106+(469-341)=234430-409=21125-102=2313×(474-471)=39964-(892-164)=236836+205=1041535×5=2675590-23×6=452887-26-644=217958-(496+290)=17223×2+469=515636×5-677=2503777+(257-144)=890141×2=282228+692=920185-(380-359)=164714-443+141=4124/7-1/7=3/7951-642+936=1245185×(640-636)=740376-52-243=81386+916+187=1489102×(128-125)=306904-(573+61)=270220×2=440448-(258+33)=157359+94-64=389721-329-299=93453×2+144=1050391×2-371=411296+122×5=906486×5-333=2097491-182=309448-375-65=8449-(140+143)=166380-364+437=453117×8-698=238190×3+410=98070+52+669=791273+181=454128×4=512595-(416+156)=23590+(191-125)=65624×5+358=478334-60+214=488187×3=561429+369=798340+(200-108)=432904-155×3=439649+(922-687)=884476-(65+305)=106650+187+748=1585861-645+311=527396-56=340558×(106-101)=2790316×3-64=884467-78-209=180852-14=838660-116×4=196198+(275-267)=206779-71=708480+(486-58)=908332-94×2=144223+412+347=982754-(254+312)=188117+(673-135)=655430-281+290=439998-331=667118×4=472857+342×2=154173×9=657413+119=532748×3=2244394-52×5=134365×(269-262)=25552/6+3/6=5/6196×4+941=1725434-200-188=46655×5-189=3086240-76=164166+358+414=938549+(830-243)=113693×(432-423)=837231-(283-94)=42123-17+358=464438-112×3=102683-(546+137)=0250+373+653=1276288×(95-88)=2016292+638-620=310114+194+614=922746+(773-697)=82281+45=126123×4-160=332444-406+294=33297+261-98=260572+(961-542)=991781×2=1562506-15×2=476794-706=88310-(136+61)=113321-(499-340)=16282×8+254=91047×8+170=546210+172=382357-(130+216)=11285-(209+17)=59885×5-693=3732210+243=453328-91-24=213704-(66+46)=592372+115-135=352175×(408-404)=700973×9=8757258-108+279=429227-178+162=211247+126×2=499886×6=5316436-(228+141)=67843-692+541=692144-112=32675×8=5400498-84-16=398642+305=947231-134-54=43562+144=706431-(938-613)=1062/8+4/8=6/8143+240+532=915494-368+327=453426-(448-442)=42038×2=76443×2-43=843512+240×2=99231+118+55=204592-82-75=435220+64=284741-173×3=222666-(194+80)=392449-162-277=10550+(218-165)=603406-78-257=71468×2-755=181272×3-86=730932-613+316=635881-(632-271)=520298×2+587=1183283-41×3=160932-72×5=572229×3+908=1595670+305-800=175996-96-487=413884×(922-917)=4420930+44+593=1567421-(449-135)=107649-69×5=304893-(156+507)=230788-62-619=107452+(480-388)=544764-408-71=285358-304-20=34140+53+772=965978-107-742=129139×(303-296)=97392×(81-76)=460128+(303-62)=369494×(121-115)=2964911-(20+773)=118951+511+894=2356656×(944-939)=3280898×(592-583)=8082601×5=300576+60=136913-371+996=1538427-83=344989+208-164=1033720-(828-165)=57319+490+476=1285543-14×3=501310+44-332=22962-410+375=927613+829-165=1277610-98=512940-457=483441-181-243=17217-97=120223+(424-46)=6018/9-1/9=7/9968+280×3=180821×(101-93)=168243+(298-83)=458124+700=82474-(493-479)=60905×2-768=1042330+644-803=171444-(138+272)=34136×(433-426)=952387+(486-17)=856667+(196-43)=820610+137-143=604590-27+108=67157+248-48=257727-(650-461)=538180+(214-174)=220825-69×6=411862-(87+540)=235239-(692-609)=156785+548-783=550343-(409-408)=342925-(130+380)=415327+432=75930+30×6=21063+(415-172)=306914-(313+188)=413109+273-42=34065-(363-328)=30413×2=826307-188-13=106393×4=157254+254-100=208111-(285-202)=28858+(634-506)=986868-444-122=302936-709=22797+165=262147×3-70=371223×4-102=79086×(387-381)=516429-195=234107+802+40=949738×(893-890)=2214385-232+47=200474-376=98130×3=390684-489+787=982992-138-552=30267×7=46962×(320-311)=55821+81=102107×5-171=364143+43=186790-727+771=83495+(458-205)=348290-42+157=405773-481=292361-(29+234)=98423-(437-192)=178376+290×2=956259-(466-285)=78310+397+159=866274+198=47230-(15-14)=29603-31+557=1129339-12×8=243314×(423-418)=1570513-492=21765×9-49=6836339-(174+108)=57339-91×2=157952-442-41=469454-(46+162)=246447-336+495=606634+965=1599374+116+332=822937-(53+611)=273292×3-688=188876-71-63=742960-107=853550+603-804=34986+275-82=279464+(499-374)=589199×3+146=743410+(107-58)=459404-319+184=269448×2+162=10582/10+7/10=9/10446-36×6=230368-289+483=562437-133=304229-(230-38)=37898+68×7=1374333+295+665=1293656+311×3=1589803×9-821=6406114×7-666=132485-129×2=227173-39=134903-772+911=1042491×2-570=412271+154=425290-(223+66)=1322×(632-628)=1288121×8-94=874607-199×3=10423+(863-325)=961682-(441+66)=175679-163-50=466236-(135+91)=103/6-2/6=1/6427+(460-324)=563187+202×3=793194×4+72=848779-205-231=343178×3-188=346203×4+456=1268417-134-205=78543+200=743299-(139+68)=92251+(493-268)=476470-321=149870×4=3480121×8-839=129468×6-566=2242190×5-153=797369+377+166=912896-644-173=79233+(419-124)=528500-124=376555-(324-200)=43164×4-90=166555-(796-552)=311789+102-882=9229×2=458114+315-155=274380+306+240=926626-(570-84)=140289×(146-143)=867460×2-163=757712-285-73=354530+145+176=851436-19×8=28438×7=266250-13×9=133629×(183-179)=2516921-869=52188-(287-168)=69461-393+124=192227+256=483340+87×7=94960+48-73=3548+449-384=113284+(437-404)=317213-28×4=101353-142+204=415466-(408-284)=342971-(187+587)=197132×(230-224)=792866×(507-499)=6928789-599=19051×3-144=9235-(373-330)=192644-317×2=10344-(232+86)=26789-494=295493×6-40=291831+228-14=24567+321=388125×(197-190)=875590-173+318=7352/9+4/9=6/912×5=60300-(323-146)=123841-201×2=439542-110+876=1308621-306+495=81069×3=20720×2=4085+234=319230+(76-37)=269476-208-114=154946-468+665=1143302+(437-101)=638365+(459-255)=569373×(228-220)=2984212×2+309=733668-82×5=258379-130-108=141255×3=765918×(633-625)=7344278-214+196=260849×4-630=2766455-140-182=133440-(81-79)=438120+733+82=935359+284-249=394846+(490-233)=1103132-109=23390×9=3510494+801-757=538436-(22+45)=36988×8+169=873579×5=289594×5+200=670476-92+427=811929-(983-59)=52/4-1/4=1/4356+(301-265)=392918-325-184=409336+305=6416/10-2/10=4/10606-282×2=42489-197×2=95933-770=163278+60=33840+27+337=404456+276=732419-23-245=151325-242-30=53600×8-709=4091311+115=426221-(320-300)=201132×3=396130-(299-206)=37122×6+214=946978-148×3=534119×4+743=1219298-78×2=142385-213=172969-(509+269)=191635+779-819=59516+324-214=126299-91×3=26859-(334-260)=785732+378+254=136467+83-145=5261-242=19985-268=717374-(232+115)=27387-(148+151)=8852+215-261=6834+413+788=2035834-650-15=16935×(28-24)=140562-99×5=67881-(626-536)=7913/5-1/5=2/5983+38×5=1173919-10×7=849126+(417-52)=491326+72-26=37255+264-46=273235+563+29=827450+87×6=972156×(517-509)=1248110×6=660134+346-142=338414-202-91=121634×3=1902150×2=300343×5=1715241×7-729=958648-(10+347)=29111+126+89=226184×(392-385)=1288454-(380+47)=27124+939-21=1042694-(298-159)=555352-177-150=25218×2=436147+(500-293)=354142+795=93793+162=255214×3+87=729204-39=16537×(191-184)=25977-51+14=40772-249=523353-64+163=452339+178+247=764819-636-36=14768+340=408180+112+567=859138×6=828381-53=328273+157=430328+848-417=75962+53=115840-119×4=364498-32-97=369959+257+804=2020129-13×4=77499×2-135=863337-315+394=416496-39=45737+144=181192×5-42=918183+561=744465-(77+237)=151473-72=401420-(762-691)=349342+27-165=204775+498-88=1185770-466+675=979311+195=506377-(60+112)=20575+(750-86)=739124×5+21=641180-173+475=482184+(495-439)=240318+(348-92)=574164-30×3=7445×2+550=640198+884+468=155089+311=400354-50×3=20486+69+155=310980+196+462=163894×(752-749)=282197×7=1379418-368=50286+203=489311+(222-140)=393102-(23+21)=58675-(134+461)=80278-(11+250)=17304-(446-425)=283355+(417-163)=609316-20+95=391829-305-283=241361-39×6=1271/8+3/8=4/81/4+2/4=3/4280-160=120165+346=511202×8-570=104616×8=128928+(856-627)=1157436-193+63=306277×(402-393)=2493683-642+968=1009438×2=87663×7-105=336910+168+11=1089422-(93+221)=108499-239+208=468251+60=311463+469=93253×4+689=901851

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