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281×2-253=110+(448-370)=132+262-40=29×8+41=939-120-443=359+128=183×5-874=316×2+804=316-(804-620)=757+71+19=931×(96-93)=390-(230+97)=104×2-122=274+(420-33)=545×5-793=485-43×7=393-(208-182)=892+(593-226)=262-176=159-(469-430)=186+86×4=226+(858-834)=495-(249-98)=322-(938-716)=317-20+681=641+379+391=951-(294+524)=981+(576-311)=312-219=586+655-683=846×(228-221)=114+(303-254)=363-(59+40)=160+443+261=557×3=737×3-195=736-(408+196)=473+190×2=493-149-264=961×(994-991)=169-31-121=366-193-70=376-203+868=93-(302-282)=180×5-844=159+22-39=303-(118+89)=443+103×6=729-292-108=851×6-723=556-(521-394)=298-96=189×3=495-53×2=169×2+463=485-303-29=217-(465-330)=966-678-275=619-199-74=584-364=116×(92-87)=345+(309-107)=806×7-774=54×2+389=683-(781-108)=231×2+671=313×3=150+243=610×2-122=463×(41-32)=328+166×3=226-122+140=377-(30+201)=36+382-139=93×(214-207)=469×2-533=364-10×6=383+994=298+181=431-377+155=278-(155+84)=205+65=679-225=879×6-110=280-166+364=315-41×2=110+(278-110)=7/10-1/10=138+128=494-74×2=612×(935-928)=161×(909-903)=666×(868-859)=784-146×4=682+590-165=322+342-353=497-222=343×9=212+193+400=954-856+194=764-227×3=183+288-296=230-56-22=205+(288-275)=744-208×2=94×2=533-289=226-(150-98)=458-190×2=106+330=557+(986-14)=979+(900-373)=254+605+714=841-(171+624)=221-(43+114)=153+73=946+980+17=33+150+404=91×9+303=1/10+4/10=969-427+867=264+185=871-377-269=497-385+185=425×6-433=421+171=78+81+240=124-61×2=179-29×6=249×(790-786)=298-28×8=832+945=373×2+687=829-313+882=451+117+357=305-34=794×4=655×8=46-(392-389)=149×2+189=734×(136-132)=58×7-97=487-(23+165)=272-(303-251)=273×(397-394)=353+266+343=636+220-29=572×9=1/7+5/7=36×6+417=261+175+529=469×6=486-118=392-222=733+612=28+182-166=237×4-546=918×5=917-63×2=571-(349+141)=129×(344-341)=418-228-147=650+107-392=596+(983-111)=413-28×9=738×8=224×2+401=486-(130+218)=248+465=271-202+952=903-26-398=766-(983-248)=531×(533-527)=259×5-551=654-568-58=758-(190+468)=217+363-542=86+383-97=459-259-172=453-(164+193)=165-76=988+227×4=183×5=341-(109+83)=365-175=155×(426-423)=318×3=157-15×6=795×6-547=83+145-48=57×(382-376)=692-27×9=866×2=286-14+198=550-199+147=737×(221-215)=99×8-212=170×3-77=144×(219-214)=88×8=217-(384-207)=998-347=2/4-1/4=908-181-693=94+215-190=503+(800-776)=793×(107-99)=251+92=203×2-222=350-123×2=428-(500-408)=987+(750-143)=131×5-20=276+53+226=644+681=209-(107+100)=674+58+239=478+(450-196)=108-18×3=467+(660-366)=182×4=39+22+517=285+(325-83)=987-335-286=392-134-235=587+(796-76)=65+(796-459)=153+658=356-135=219+225=302+(218-108)=143+356=402+265×2=428+188+218=164-(354-335)=974-614-156=491-53=643-68×8=963+434-892=226×3=465+(850-753)=434-95=726×(903-899)=389+14×2=144×(459-453)=33×(79-76)=142+(460-418)=300+166-276=423×2-825=778+162×5=170-12-125=908×(370-362)=60-25=257-80+228=47+341-211=400+579=113×2=777-(857-132)=891-57-71=694×9=294+917+106=188+882-619=116-12×6=217+287=623-242-350=293×2+392=315-(275-134)=226+121×4=210-55-23=161×(491-487)=294-46×6=370+109=228+99×8=44×8=660-401-106=538-196-321=474-271-70=977×8=87+128+69=303-161=812-206=784-119=52×6+311=961-(162-35)=145×(213-210)=201×4=493-(37+83)=861-(188+37)=109+195×2=24×4-89=932-(739-137)=815-(668-221)=73×6-41=477-(373-171)=235+236-298=14+83=227-84=3/5-1/5=508×(944-937)=32×(217-210)=494+(303-208)=530-(965-892)=97+58×3=63×2=423×3-601=89+619+24=463+(40-32)=554-54+14=3/8+2/8=1/4+2/4=694-421+992=854+171+473=443-(304-275)=562×(893-886)=447+370+154=51+373-230=828-358-79=92×(182-179)=372-36-310=332-319=385-(275+100)=980-(659-502)=935-(473+163)=305×3=432-(285-230)=218-93=386-(643-415)=356-(49+121)=445-173-59=241×2+815=73+271×3=981+(659-153)=652-(133+405)=930-(163+400)=111+261-107=309-(993-725)=503-50×7=477-26-175=912-618=470+(357-38)=564-172×3=389+89-19=931×8=698+376=64×7+204=306+33×7=8/10+2/10=328-113=4/8-2/8=391-126×3=769-488=377+429+352=765-(386+217)=304×2+30=964-948+433=209×7=486-212=807-804+513=87×3-189=95+(45-24)=777+924-341=923-(420+109)=204+258-449=3/7-1/7=970-(316+439)=101×(173-166)=114+104×8=75+673+670=899-719=457-147-113=320×3-20=158×3-194=43×7-163=888+26+628=156-11×7=795-746=304+59=129+177×4=472×8=445-(126+222)=400+(189-62)=260-25×5=20×5+358=950+297+998=148-63=281-(416-328)=161×2=281×2-343=232×3-41=214×2+393=292+563-36=181×2=28×8=476+(737-686)=144×(771-764)=55×(487-482)=390-165+77=697-(366-363)=892×5-601=573×(153-146)=146×2=299×6-66=87+135×2=503-54×5=441-(803-645)=110×(320-311)=726-618=35+379+549=645-431+56=159-16×8=425-243+33=416+72=711+539-770=233×3-556=718-711+918=326-(63+132)=941×(814-806)=180+57+621=879-(513+150)=217+(284-21)=55-15=30+462+189=81+288=662+901-926=390×5-449=210-(40+64)=298-25-99=166+666+746=318-(150+164)=468×8=201-194+307=598×4=489-213-236=368-(50+280)=981+639-802=370-(172-69)=152×(486-481)=112+276=903-88×9=90+670+600=46×2=500+962+201=641-323+385=904×8-850=917-(224+302)=120+243-305=275-(183+32)=985-(939-465)=477-377+192=400-(68+18)=463-131×2=367-177+230=982-756=310-47×6=5/9-4/9=908+382-481=329-(218+94)=78×8=968-574+223=367+420+152=218×(134-131)=68×(49-46)=135+457=878-125×6=266-228+225=648×3=539+516+665=205-133+299=1/6+2/6=955-487-278=121×6=410+135=212×4=782-91×8=997-636=333-154=373-30-118=153+550+578=246+135-367=4/8-3/8=385+(65-35)=325-238+341=464×2=671×(453-449)=174+128+672=242+185-160=242+182-62=239-105+19=200×4+643=573-65+459=286+(438-293)=170×(205-200)=4/8+3/8=360+(476-267)=445-(173+230)=178-76+374=451-(18+98)=475+(893-360)=273+130-64=480-(377+54)=635-143+402=289-(380-201)=236+82+199=433+116=734-(921-500)=226+(359-134)=767-257-426=92+(902-432)=163×5=696-(419+206)=422-23×3=275×3-806=949-(645+256)=59×8-441=727-(55+409)=864-143=238-11+165=223+670-342=620+668+838=624-(283-147)=455-79-19=713-(633-317)=997-194-167=285+184=359-65=443×2-380=290×5=620-(699-344)=394-196×2=160×(444-439)=291+98×5=60+80-107=855+549-604=802-(293+433)=178+546+757=74×4=330×9=115+124×7=6/8-1/8=192+565+131=910+52×5=104+375+14=476-27×5=31+(427-386)=314-117-133=995-864=311+239+98=73×9=534+153+476=79+344-356=309×2+355=77+(374-182)=262-23+55=771-(715-267)=204+63=1/8+6/8=425-419+104=612+281=285+58×5=225+122=296+186=406-393=545+104=777-(218+112)=853+227=979-279-487=335+(322-232)=41×(237-232)=38×4=98×5=103×(187-184)=182-177+44=364+93=800-28×7=352-171-73=342+649=285-(172-124)=102×5=844+454+227=277+299=90×2=984-(623+23)=200+248=475+70×4=450+(402-305)=160×(494-490)=436+35-174=935+478-657=233+220=953-115×6=71×5-187=469-(482-469)=344-58×2=278+183-186=135+(252-98)=670+345=169-(174-84)=632-244=371-291+246=885-367+863=330+146=133+344=272+119=166×5-397=676-55×7=471×4-492=340-12×7=118×(123-118)=136+291-290=527+174+817=467+249-258=438-(448-191)=986-(477+172)=177-42+264=923-643-189=837-410-304=11+(200-103)=681+44-200=312-72+49=638×3=612-262=366+(406-371)=988-208+794=81×(146-140)=756-111×4=309×9-634=107+575-481=982-49=169×(335-330)=395×(168-160)=35+651+151=44+(475-307)=564+(899-351)=518+98×9=610-218×2=35×9-223=324×8-476=447-103-220=288-46+338=451-130=284+(482-220)=210+134=198-163=427×2-167=680+(834-377)=485-325=387-(199-130)=384+108=633-199-222=319-(60+188)=25×(95-91)=350-272+345=300+301+178=160×4+877=229-115+317=39+579+766=69+227×2=699-414=197+(512-384)=941+874=431+648=294+144+464=744×5-212=401-37×6=524×5-928=492-301=111+115×6=150+35×3=821-(159+131)=51+107-127=501×7-938=234-165-60=846-(591+247)=792×4-230=67×7-195=292-77+72=717+140+112=318-(422-221)=416+53-420=901×7-884=346×9-725=369×4-180=110×5=186-77+251=1/5+2/5=387+(784-69)=231+127=299×(614-610)=399-(130+250)=395+84×2=422+301=143+477+165=990-189=155+(790-215)=492-382-53=104-12×5=675-253×2=367-148-109=658×7=418-(385-158)=840×3-37=701-348-71=84×(63-59)=402-79-233=717-168-265=444+328+30=254×3=3/7+4/7=195-110-79=197-89=491×(332-327)=410-183×2=65+175=779-204×3=303+(811-295)=2/3-1/3=219-(213-123)=533+30-217=565-166+564=287+112-211=4/6-1/6=204-72=571-(276-213)=680-243×2=869-(263+186)=110+(430-94)=648+(571-520)=367-(179-172)=331-(250-129)=95×(205-199)=689-200=248+(460-227)=781-(634-186)=240-(488-260)=61×6+204=246-34×5=129+89=360-57-232=65×(758-751)=769-690+609=94×3=176-(244-116)=231+116-148=438-43×9=330+406+96=239-211+79=164×3+167=873-(312+541)=1/6+3/6=290+541-248=344+886+336=414×2=12×4+432=159-(173-69)=2/5-1/5=478-(92+330)=178+228-354=183+202=880+(815-341)=56+34+625=162×3+40=741-(669-376)=418-(71+18)=245×4-380=320-(98+12)=164+872-498=401-(222+109)=697-(457+31)=121+202=495-152-288=864+845-198=397-90+39=5/10-4/10=823-337-85=835+627+529=279×(97-89)=479-63×7=145+547=92×3+66=411+54-132=63×9=75×3+578=904×(127-118)=495×2+828=295+877-389=426-222-152=30×8=849-185-496=72×2+488=252+101+166=935-419+943=583+80×7=700-187=486-185×2=746-263=25+454-378=762-(683+62)=344+(411-287)=214+503+78=923-873+307=466×2=411×8=37×5-123=58×(215-212)=463-198-144=636-198×3=463-(203-96)=75+279+185=412-222+56=82+(954-95)=407-39×6=86×8-331=619-(726-578)=44×7=278+148+306=352-120+31=490-100×4=765-211=245-163+415=301-57=483+617-405=195×(133-130)=442-55×2=888-(530-461)=716×3-994=395-108=946-164-482=31×8-168=698+150×4=206×3-455=739-635=822-567-134=979+281×3=336-(421-298)=725+594=356+165+412=701-(221-155)=105×(361-356)=367-247=57+182=1/4+3/4=451-(191+173)=288-238=443+642+526=241+(841-378)=90×9+89=70+(729-41)=343-49×5=955×(890-887)=507+(543-254)=239-232+403=539-402+990=351×4=75×7+297=311+176-208=817-58+219=172+565=770-61×2=902+552-145=224-94-29=229-39=380-(120+131)=482-38×7=753-583+783=參考答案281×2-253=309110+(448-370)=188132+262-40=35429×8+41=273939-120-443=376359+128=487183×5-874=41316×2+804=1436316-(804-620)=132757+71+19=847931×(96-93)=2793390-(230+97)=63104×2-122=86274+(420-33)=661545×5-793=1932485-43×7=184393-(208-182)=367892+(593-226)=1259262-176=86159-(469-430)=120186+86×4=530226+(858-834)=250495-(249-98)=344322-(938-716)=100317-20+681=978641+379+391=1411951-(294+524)=133981+(576-311)=1246312-219=93586+655-683=558846×(228-221)=5922114+(303-254)=163363-(59+40)=264160+443+261=864557×3=1671737×3-195=2016736-(408+196)=132473+190×2=853493-149-264=80961×(994-991)=2883169-31-121=17366-193-70=103376-203+868=104193-(302-282)=73180×5-844=56159+22-39=142303-(118+89)=96443+103×6=1061729-292-108=329851×6-723=4383556-(521-394)=429298-96=202189×3=567495-53×2=389169×2+463=801485-303-29=153217-(465-330)=82966-678-275=13619-199-74=346584-364=220116×(92-87)=580345+(309-107)=547806×7-774=486854×2+389=497683-(781-108)=10231×2+671=1133313×3=939150+243=393610×2-122=1098463×(41-32)=4167328+166×3=826226-122+140=244377-(30+201)=14636+382-139=27993×(214-207)=651469×2-533=405364-10×6=304383+994=1377298+181=479431-377+155=209278-(155+84)=39205+65=270679-225=454879×6-110=5164280-166+364=478315-41×2=233110+(278-110)=2787/10-1/10=6/10138+128=266494-74×2=346612×(935-928)=4284161×(909-903)=966666×(868-859)=5994784-146×4=200682+590-165=1107322+342-353=311497-222=275343×9=3087212+193+400=805954-856+194=292764-227×3=83183+288-296=175230-56-22=152205+(288-275)=218744-208×2=32894×2=188533-289=244226-(150-98)=174458-190×2=78106+330=436557+(986-14)=1529979+(900-373)=1506254+605+714=1573841-(171+624)=46221-(43+114)=64153+73=226946+980+17=194333+150+404=58791×9+303=11221/10+4/10=5/10969-427+867=1409264+185=449871-377-269=225497-385+185=297425×6-433=2117421+171=59278+81+240=399124-61×2=2179-29×6=5249×(790-786)=996298-28×8=74832+945=1777373×2+687=1433829-313+882=1398451+117+357=925305-34=271794×4=3176655×8=524046-(392-389)=43149×2+189=487734×(136-132)=293658×7-97=309487-(23+165)=299272-(303-251)=220273×(397-394)=819353+266+343=962636+220-29=827572×9=51481/7+5/7=6/736×6+417=633261+175+529=965469×6=2814486-118=368392-222=170733+612=134528+182-166=44237×4-546=402918×5=4590917-63×2=791571-(349+141)=81129×(344-341)=387418-228-147=43650+107-392=365596+(983-111)=1468413-28×9=161738×8=5904224×2+401=849486-(130+218)=138248+465=713271-202+952=1021903-26-398=479766-(983-248)=31531×(533-527)=3186259×5-551=744654-568-58=28758-(190+468)=100217+363-542=3886+383-97=372459-259-172=28453-(164+193)=96165-76=89988+227×4=1896183×5=915341-(109+83)=149365-175=190155×(426-423)=465318×3=954157-15×6=67795×6-547=422383+145-48=18057×(382-376)=342692-27×9=449866×2=1732286-14+198=470550-199+147=498737×(221-215)=442299×8-212=580170×3-77=433144×(219-214)=72088×8=704217-(384-207)=40998-347=6512/4-1/4=1/4908-181-693=3494+215-190=119503+(800-776)=527793×(107-99)=6344251+92=343203×2-222=184350-123×2=104428-(500-408)=336987+(750-143)=1594131×5-20=635276+53+226=555644+681=1325209-(107+100)=2674+58+239=971478+(450-196)=732108-18×3=54467+(660-366)=761182×4=72839+22+517=578285+(325-83)=527987-335-286=366392-134-235=23587+(796-76)=130765+(796-459)=402153+658=811356-135=221219+225=444302+(218-108)=412143+356=499402+265×2=932428+188+218=834164-(354-335)=145974-614-156=204491-53=438643-68×8=99963+434-892=505226×3=678465+(850-753)=562434-95=339726×(903-899)=2904389+14×2=417144×(459-453)=86433×(79-76)=99142+(460-418)=184300+166-276=190423×2-825=21778+162×5=1588170-12-125=33908×(370-362)=726460-25=35257-80+228=40547+341-211=177400+579=979113×2=226777-(857-132)=52891-57-71=763694×9=6246294+917+106=1317188+882-619=451116-12×6=44217+287=504623-242-350=31293×2+392=978315-(275-134)=174226+121×4=710210-55-23=132161×(491-487)=644294-46×6=18370+109=479228+99×8=102044×8=352660-401-106=153538-196-321=21474-271-70=133977×8=781687+128+69=284303-161=142812-206=606784-119=66552×6+311=623961-(162-35)=834145×(213-210)=435201×4=804493-(37+83)=373861-(188+37)=636109+195×2=49924×4-89=7932-(739-137)=330815-(668-221)=36873×6-41=397477-(373-171)=275235+236-298=17314+83=97227-84=1433/5-1/5=2/5508×(944-937)=355632×(217-210)=224494+(303-208)=589530-(965-892)=45797+58×3=27163×2=126423×3-601=66889+619+24=732463+(40-32)=471554-54+14=5143/8+2/8=5/81/4+2/4=3/4694-421+992=1265854+171+473=1498443-(304-275)=414562×(893-886)=3934447+370+154=97151+373-230=194828-358-79=39192×(182-179)=276372-36-310=26332-319=13385-(275+100)=10980-(659-502)=823935-(473+163)=299305×3=915432-(285-230)=377218-93=125386-(643-415)=158356-(49+121)=186445-173-59=213241×2+815=129773+271×3=886981+(659-153)=1487652-(133+405)=114930-(163+400)=367111+261-107=265309-(993-725)=41503-50×7=153477-26-175=276912-618=294470+(357-38)=789564-172×3=48389+89-19=459931×8=7448698+376=107464×7+204=652306+33×7=5378/10+2/10=1328-113=2154/8-2/8=2/8391-126×3=13769-488=281377+429+352=1158765-(386+217)=162304×2+30=638964-948+433=449209×7=1463486-212=274807-804+513=51687×3-189=7295+(45-24)=116777+924-341=1360923-(420+109)=394204+258-449=133/7-1/7=2/7970-(316+439)=215101×(173-166)=707114+104×8=94675+673+670=1418899-719=180457-147-113=197320×3-20=940158×3-194=28043×7-163=138888+26+628=1542156-11×7=79795-746=49304+59=363129+177×4=837472×8=3776445-(126+222)=97400+(189-62)=527260-25×5=13520×5+358=458950+297+998=2245148-63=85281-(416-328)=193161×2=322281×2-343=219232×3-41=655214×2+393=821292+563-36=819181×2=36228×8=224476+(737-686)=527144×(771-764)=100855×(487-482)=275390-165+77=302697-(366-363)=694892×5-601=3859573×(153-146)=4011146×2=292299×6-66=172887+135×2=357503-54×5=233441-(803-645)=283110×(320-311)=990726-618=10835+379+549=963645-431+56=270159-16×8=31425-243+33=215416+72=488711+539-770=480233×3-556=143718-711+918=925326-(63+132)=131941×(814-806)=7528180+57+621=858879-(513+150)=216217+(284-21)=48055-15=4030+462+189=68181+288=369662+901-926=637390×5-449=1501210-(40+64)=106298-25-99=174166+666+746=1578318-(150+164)=4468×8=3744201-194+307=314598×4=2392489-213-236=40368-(50+280)=38981+639-802=818370-(172-69)=267152×(486-481)=760112+276=388903-88×9=11190+670+600=136046×2=92500+962+201=1663641-323+385=703904×8-850=6382917-(224+302)=391120+243-305=58275-(183+32)=60985-(939-465)=511477-377+192=292400-(68+18)=314463-131×2=201367-177+230=420982-756=226310-47×6=285/9-4/9=1/9908+382-481=809329-(218+94)=1778×8=624968-574+223=617367+420+152=939218×(134-131)=65468×(49-46)=204135+457=592878-125×6=128266-228+225=263648×3=1944539+516+665=1720205-133+299=3711/6+2/6=3/6955-487-278=190121×6=726410+135=545212×4=848782-91×8=54997-636=361333-154=179373-30-118=225153+550+578=1281246+135-367=144/8-3/8=1/8385+(65-35)=415325-238+341=428464×2=928671×(453-449)=2684174+128+672=974242+185-160=267242+182-62=362239-105+19=153200×4+643=1443573-65+459=967286+(438-293)=431170×(205-200)=8504/8+3/8=7/8360+(476-267)=569445-(173+230)=42178-76+374=476451-(18+98)=335475+(893-360)=1008273+130-64=339480-(377+54)=49635-143+402=894289-(380-201)=110236+82+199=517433+116=549734-(921-500)=313226+(359-134)=451767-257-426=8492+(902-432)=562163×5=815696-(419+206)=71422-23×3=353275×3-806=19949-(645+256)=4859×8-441=31727-(55+409)=263864-143=721238-11+165=392223+670-342=551620+668+838=2126624-(283-147)=488455-79-19=357713-(633-317)=397997-194-167=636285+184=469359-65=294443×2-380=506290×5=1450620-(699-344)=265394-196×2=2160×(444-439)=800291+98×5=78160+80-107=33855+549-604=800802-(293+433)=76178+546+757=148174×4=296330×9=2970115+124×7=9836/8-1/8=5/8192+565+131=888910+52×5=1170104+375+14=493476-27×5=34131+(427-386)=72314-117-133=64995-864=131311+239+98=64873×9=657534+153+476=116379+344-356=67309×2+355=97377+(374-182)=269262-23+55=294771-(715-267)=323204+63=2671/8+6/8=7/8425-419+104=110612+281=893285+58×5=575225+122=347296+186=482406-393=13545+104=649777-(218+112)=447853+227=1080979-279-487=213335+(322-232)=42541×(237-232)=20538×4=15298×5=490103×(187-184)=309182-177+44=49364+93=457800-28×7=604352-171-73=108342+649=991285-(172-124)=237102×5=510844+454+227=1525277+299=57690×2=180984-(623+23)=338200+248=448475+70×4=755450+(402-305)=547160×(494-490)=640436+35-174=297935+478-657=756233+220=453953-115×6=26371×5-187=168469-(482-469)=456344-58×2=228278+183-186=275135+(252-98)=289670+345=1015169-(174-84)=79632-244=388371-291+246=326885-367+863=1381330+146=476133+344=477272+119=391166×5-397=433676-55×7=291471×4-492=1392340-12×7=256118×(123-118)=590136+291-290=137527+174+817=1518467+249-258=458438-(448-191)=181986-(477+172)=337177-42+264=399923-643-189=91837-410-304=12311+(200-103)=108681+44-200=525312-72+49=289638×3=1914612-262=350366+(406-371)=401988-208+794=157481×(146-140)=486756-111×4=312309×9-634=2147107+575-481=201982-49=933169×(335-330)=845395×(168-160)=316035+651+151=83744+(475-307)=212564+(899-351)=1112518+98×9=1400610-218×2=17435×9-223=92324×8-476=2116447-103-220=124288-46+338=580451-130=321284+(482-220)=546210+134=344198-163=35427×2-167=687680+(834-377)=1137485-325=160387-(199-130)=318384+108=492633-199-222=212319-(60+188)=7125×(95-91)=100350-272+345=423300+301+178=779160×4+877=1517229-115+317=43139+579+766=138469+227×2=523699-414=285197+(512-384)=325941+874=1815431+648=1079294+144+464=902744×5-212=3508401-37×6=179524×5-928=1692492-301=191111+115×6=801150+35×3=255821-(159+131)=53151+107-127=31501×7-938=2569234-165-60=9846-(591+247)=8792×4-230=293867×7-195=274292-77+72=287717+140+112=969318-(422-221)=117416+53-420=49901×7-884=5423346×9-725=2389369×4-180=1296110×5=550186-77+251=3601/5+2/5=3/5387+(784-69)=1102231+127=358299×(614-610)=1196399-(130+250)=19395+84×2=563422+301=723143+477+165=785990-189=801155+(790-215)=730492-382-53=57104-12×5=44675-253×2=169367-148-109=110658×7=4606418-(385-158)=191840×3-37=2483701-348-71=28284×(63-59)=336402-79-233=90717-168-265=284444+328+30=802254×3=7623/7+4/7=1195-110-79=6197-89=108491×(332-32