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

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229×4-457=605+46+897=647-627=245-112-131=901-762+374=329-104+54=119×2=379+97=2/7+5/7=227+82-77=114×7-732=525-(111+393)=749+98×5=961+801=177×4=761-(363+220)=349-(35+193)=74×9=58×9=861+299+342=95+864+170=93+887+579=346+601+138=437-(47+260)=633+916=727-(157+45)=468-208-118=585+176+168=757-138-609=72+317=471×4-797=445-95-335=444-50×7=421×2+995=2/10-1/10=391+78-447=868+88+407=609-289×2=582-131=945-(829-370)=408+489-584=321-256=305-17×5=792-318-247=344-(82+108)=411-50=232+34×8=266-15×8=87×(413-409)=480-392=421+(935-800)=227+241=295+314+235=19×(159-154)=865-705=437-360+996=698+827-494=341-22×3=637×2-430=191+269=163×4-105=566×2-617=465+411+46=277+54×5=131-121=16+386+434=163-18×7=617×5-323=25×(519-511)=310+(102-31)=48×2+99=114+307-249=961+872=50×7+56=502+33+634=490-46×8=649-(79+79)=669+154+473=451-84=764-13×7=446×3=406×9=998+312+839=435+(134-34)=463×9-952=97×3+752=78×3=676-324=937-(394+111)=334-259+208=498-278=919-41×9=408+85+44=271-(865-782)=61×(240-234)=633+(542-236)=102-14×5=208+766+304=279×(458-455)=443-(163+29)=863+115-317=67+19+312=726-50×5=407-17-175=180×9=412-(254+71)=426-100=5/7-1/7=996-(481+231)=4/10-1/10=426-13-183=56×3=549+95+349=172×4-606=897-(750-309)=97×6-52=727-191=734+(566-326)=378×2-616=333×2-503=659-383=65×(172-163)=259×3-214=355-(24+119)=356-14=530+(234-209)=832+300=365×2+227=199+(80-45)=348+72×2=348+674-332=60+339+343=266+50=462-65-184=108×4+484=611-81×4=212+65=130-(316-209)=361-68×2=35×(69-64)=37×2=287+57×8=699-502-98=74+340+744=423×2-760=448+418=160+281-86=258-28×4=3/5+2/5=600×9=755-110=187×2=407-(263-135)=886-171-674=58+401-107=82×(38-33)=476-117×4=841+(823-604)=17×3+900=728-238×2=878+249-425=442-22×9=986+222-45=249×(382-376)=220+422=295+608=463+877+774=401+(506-410)=823-428+154=378-61=403-(49+278)=184+700-610=404+(707-516)=3/6+2/6=115+41×8=122×7=462×(368-362)=926-47=457×(238-229)=58+229=943+186+954=441+(938-238)=473×2-185=76×(187-182)=487+238=115+130=740-(951-494)=845+670+303=308-(318-189)=792×5=331+624+28=412-103×2=913-496+334=811+880+399=108×3=633-(742-338)=19×7=194×5=249+199=906-(532+206)=225+249=457×2+202=977-314+444=182+268=109×2+501=412+48-435=116+321=873-(990-259)=430-311+355=22+75=414-(234-154)=247×4-939=931-640+172=27+(351-312)=321+21-301=967-822-109=37+101=564-(858-619)=294-153+318=757-259-426=66×7+348=141-(169-161)=478+(392-235)=360-(284-206)=150×5-335=92×(368-365)=834+826=283-(34-13)=290×(265-262)=954-323-18=58+930-481=283-139+36=411-73-158=983-90×4=249+(998-430)=272-117=271-(946-734)=729+(898-241)=52×(173-166)=284-150+546=67×9-111=82-(36+34)=337-(353-247)=427-24-180=143+842-86=19×8+108=734×(52-45)=946+579+674=150+70×9=919-(692-345)=482×2-374=833-(243+555)=556-(591-119)=211+220=490-62-76=257-25-164=349-235+52=361×6-96=464-208-187=640-196-304=886-(281-198)=220+516=362+191-438=470+(372-117)=900-172=3/7-2/7=486+32×2=180-38×3=437-74×2=306-118-91=417-362-22=195×3=883×5-749=122-18+368=643×(852-848)=20×7+293=334+551=574-444+705=829-(226-67)=125×6-651=119×3+17=224+802=320-149-82=897×2-653=216+816+919=39×9=401×(331-324)=41+(153-105)=105×(427-419)=349+(288-135)=403×5=503-87+793=88×2+811=260+89+527=113+272=155+186=476-381=188×9-927=25-12×2=360-249=273+148=385+64-85=303×3-110=25×(215-210)=395-48×6=316-49=127×4-459=446-49-237=816×(839-832)=968+629=317×(413-408)=215+(241-223)=332-42-47=271-(63+170)=355+261-385=141+264-167=915-(249+186)=18+(343-221)=289×6-957=186-38=75+225×3=299-23=93×(259-252)=24×(205-197)=937-372×2=371-44×4=86-82+416=842+(761-218)=575-393=531×3-280=264×9=169+(414-44)=763-176×3=391+19+504=452-351-39=430-(416-318)=551-(440-70)=13×5+437=312-(118+46)=412-89+37=455-98-144=163+136=940+919-341=233+200-366=282-(226-25)=539-263+886=290+45-33=440-281+174=96-(345-264)=382-172-168=186×(322-319)=449-110+797=894-84×2=447-(263+29)=413×2-143=114-80=25+281+685=145+832-829=30×(287-279)=1/8+2/8=3/5-1/5=49×2=426×5-589=78+(822-786)=775-(543-177)=506+(405-43)=253-213+26=944-(424+388)=175-77+141=409-262+26=621+(454-365)=3/6-2/6=316-(517-501)=3/9-1/9=546+(637-635)=51×(806-799)=267-177+331=968-595-236=19+71×4=289-219+401=996-680+321=936-(175-128)=328-(77+15)=675×(957-950)=421+490=298+334=523-236-211=60-(33+10)=389-(69+139)=136+37×6=577-68×2=357-(449-148)=476+(133-72)=333×4-565=904-584+643=310-(753-506)=98+399-469=266-(195+17)=78×(28-24)=161×5-645=382×4=275-29×4=123×7=752+341+485=579×4-89=118+956+601=477-42-223=229×2=258+75×7=169×(93-88)=517+(683-381)=820-179-531=717×4=374-(331-326)=860-74×4=307×5=125×6=559×(162-155)=986-34×3=289+(457-435)=848-451+903=452+603-873=5/9+2/9=995-(27+680)=456-191×2=194×3-96=407-16×6=247+(720-630)=522+710+456=54-49+181=491-160×3=26+53×5=656-(565+52)=125+67=172-19×9=465×6=78+(495-410)=306-87×3=691-406=743-(872-181)=856+317+950=471+782-856=321+299+16=253+245=995-(413+333)=388-(255-52)=199+288=247×4-744=709×4-870=22×7=142+113=349-22×5=438-(484-281)=973×(723-714)=527×5=218×3=126+288+386=478-306+53=182×8-217=104×9=421-200=522+(976-500)=382+713-140=743+74×4=533-(285+154)=478-(111+135)=87-23×3=303-(101+139)=56+88+241=238×7-472=230-184+74=259+151-143=321-(845-622)=910-221-631=79+(344-74)=179×(29-26)=705-656=187+120×6=3/7-1/7=936-169+989=103+396=207+101×7=404-49=349-240=531-(101+103)=79+355=293-49×4=424×(122-119)=332-267=250-(12+27)=963-(286-161)=496-151-169=51+(705-465)=947-540-12=477-78=437-263+158=81+418-469=4/8-2/8=691-301=247×3+695=462×2+403=949-10-913=643-19×2=1/5+2/5=162+306-56=748-(946-643)=201-(53+94)=263+946+841=532-461=2/4-1/4=604+395×2=102+(767-120)=51×2=448+708-854=13×3+379=599×(151-144)=32×(116-107)=416×4-864=833-687+186=497-(23+462)=345+118-257=271×2=866-56×3=186+220=57×(233-228)=941+134+327=160+288=2/8+3/8=886-401×2=66+93=137+181=195×2+417=102×7+190=532×5-501=970+52+77=782-252=938×6=396-(101-77)=808-204-65=87+(863-337)=487-149×3=926×(916-913)=976-109-105=231×(427-424)=921-(479+305)=236-39-126=592+33+164=393-15×2=55×7=103×6-131=184+389+83=353+367=876-(601-192)=486-102+89=458-(132+310)=985-333-40=965-(147+456)=489+682-162=501+665-350=34+317×2=828+54-250=937-(71+538)=949-640=463-70×5=58+110-102=71×8-252=986×(936-931)=494-(238-158)=992-135+932=724+251+25=744×8-844=471-66-114=438-308=926+(851-710)=892-581+456=650-(33+344)=547-18-42=58×5+517=939-508-371=957-537-60=709×3-542=262+56×9=220-177+277=467-(272-102)=7/10+3/10=131+207+658=338×5-681=908+24×9=497×2=579+868-845=739-674+399=300+(500-256)=389-(89+60)=405-(25+226)=258+83=210-60=266×4=941+(553-475)=486-81-158=298+651+10=109×(287-282)=212-12×3=1/8+4/8=424-74=209×3=222-(19+90)=181+(286-194)=202+(488-171)=1/7+5/7=164×4+300=426+70×5=116×8=489+(359-55)=79×7=390-(309-244)=937-106×3=435-(497-178)=93×(223-220)=865-41×5=384-(499-408)=948-(414+70)=303×2=89+283-46=599-47-393=550+177-643=70+49=481-323-150=238×(901-894)=870-45×8=847×(632-629)=491-61-109=68+(446-351)=898-555=493+617=799+638-276=116+(416-116)=237+238-11=485-(404-165)=262-107+845=73×8-495=924-831+508=484-(314-153)=143+59×6=481+(481-224)=67+276-80=481-(105+66)=441-(68+43)=806-15×4=757-420=343-(300-293)=745-95-642=703+174+58=359-320=433+470-601=814+397×2=364+212+940=305+512+817=913×(651-645)=709-163×3=863-(37-28)=301+(930-74)=561×(631-625)=223+245-208=183+207=473-218+241=358-324=825-375=350×2-283=47-22+16=756-432=224-54=787+867=455×9-536=57+145+37=293-113+253=278+36-152=58+(270-148)=247-50=262×(183-180)=211+96=1/6+4/6=667-(530+137)=530×9=981-781+540=205+133-188=807-553-214=487×2-340=475-418+155=262+713=232-132+792=261+37×5=454-(199+198)=432×6=737-656=680+(911-409)=251+96=45+(826-160)=449-74×5=503-400-56=964+683-909=441×8-507=407×2+385=301×3-108=114×6=29+494×2=262×(156-153)=953-668+241=443-39×5=224×3=119+250+82=352-(341-58)=438-49+103=93+276=233+379+288=138-121=358+(919-325)=79×(429-424)=964×(663-654)=687×7=598+161+21=877-(124+115)=925-558=37×8+376=324+(759-176)=466-(221+86)=945-611+35=22+305+263=141×7-515=624×5-839=820-173×3=350-59×2=89×8-152=276-44-33=809×5=6/9-3/9=421-33-201=694-636=119+320-148=477+249×3=155+(935-604)=126×(237-233)=222+(253-24)=661-(435+78)=221+952-45=359-279+175=164+129-176=914-(736+105)=451-335=364-154=39×5=75+114=134×(364-360)=73×6+370=24+631+158=368×2-511=382×4-607=457-(814-801)=597×2=56×6+53=331+142=104+374-280=479+(61-17)=228+239+428=73×6=391-120-251=405+399+471=394-(30+129)=109-(240-164)=115+319-430=327+454=784-90=333-(98+198)=341-(259-42)=43+215×4=943-169-690=71+279-228=182×5=387-40+112=462-(314-35)=180-(306-197)=382-278=678-97-236=493-356+357=653-(121+308)=465-52×2=291+346=84×(305-301)=429-(370-316)=493-248+200=792-260=257×5=20×(93-87)=299-185+48=61+(464-424)=959+193+564=76+69=170+30+46=607-(836-575)=194-27=458×(791-788)=73×2-126=90×(219-213)=871×9-291=186-19×5=20×6=306+300+265=116+198+24=482-460-21=211-(330-222)=685+(998-907)=87×9=222+(294-182)=646×(664-656)=819-410+744=69×6+162=498-34×3=531+308-631=522×7-312=334-(373-217)=923-493-130=444-410=280-(135+111)=835-104-86=653-564+855=438-(39+83)=28+(140-19)=327+59=106+304-36=329+68×4=792-(531+115)=489-(245+208)=781-106×4=642-513+969=660×2=851+68-67=19×5+31=41+395×2=919×(671-665)=387×4-399=962×(667-661)=63+410+74=668+121-385=239+234-428=4/7-2/7=125+(427-162)=1/4+2/4=829-486=488-(128+90)=664×(188-182)=405-34×3=216×2+491=235-(407-231)=106×7=240-(387-264)=91×4+202=251-159-68=369×8=872-156-552=41+26×4=338-258+139=385+(500-432)=366+114-373=544-(660-267)=491×2=參考答案229×4-457=459605+46+897=1548647-627=20245-112-131=2901-762+374=513329-104+54=279119×2=238379+97=4762/7+5/7=1227+82-77=232114×7-732=66525-(111+393)=21749+98×5=1239961+801=1762177×4=708761-(363+220)=178349-(35+193)=12174×9=66658×9=522861+299+342=150295+864+170=112993+887+579=1559346+601+138=1085437-(47+260)=130633+916=1549727-(157+45)=525468-208-118=142585+176+168=929757-138-609=1072+317=389471×4-797=1087445-95-335=15444-50×7=94421×2+995=18372/10-1/10=1/10391+78-447=22868+88+407=1363609-289×2=31582-131=451945-(829-370)=486408+489-584=313321-256=65305-17×5=220792-318-247=227344-(82+108)=154411-50=361232+34×8=504266-15×8=14687×(413-409)=348480-392=88421+(935-800)=556227+241=468295+314+235=84419×(159-154)=95865-705=160437-360+996=1073698+827-494=1031341-22×3=275637×2-430=844191+269=460163×4-105=547566×2-617=515465+411+46=922277+54×5=547131-121=1016+386+434=836163-18×7=37617×5-323=276225×(519-511)=200310+(102-31)=38148×2+99=195114+307-249=172961+872=183350×7+56=406502+33+634=1169490-46×8=122649-(79+79)=491669+154+473=1296451-84=367764-13×7=673446×3=1338406×9=3654998+312+839=2149435+(134-34)=535463×9-952=321597×3+752=104378×3=234676-324=352937-(394+111)=432334-259+208=283498-278=220919-41×9=550408+85+44=537271-(865-782)=18861×(240-234)=366633+(542-236)=939102-14×5=32208+766+304=1278279×(458-455)=837443-(163+29)=251863+115-317=66167+19+312=398726-50×5=476407-17-175=215180×9=1620412-(254+71)=87426-100=3265/7-1/7=4/7996-(481+231)=2844/10-1/10=3/10426-13-183=23056×3=168549+95+349=993172×4-606=82897-(750-309)=45697×6-52=530727-191=536734+(566-326)=974378×2-616=140333×2-503=163659-383=27665×(172-163)=585259×3-214=563355-(24+119)=212356-14=342530+(234-209)=555832+300=1132365×2+227=957199+(80-45)=234348+72×2=492348+674-332=69060+339+343=742266+50=316462-65-184=213108×4+484=916611-81×4=287212+65=277130-(316-209)=23361-68×2=22535×(69-64)=17537×2=74287+57×8=743699-502-98=9974+340+744=1158423×2-760=86448+418=866160+281-86=355258-28×4=1463/5+2/5=1600×9=5400755-110=645187×2=374407-(263-135)=279886-171-674=4158+401-107=35282×(38-33)=410476-117×4=8841+(823-604)=106017×3+900=951728-238×2=252878+249-425=702442-22×9=244986+222-45=1163249×(382-376)=1494220+422=642295+608=903463+877+774=2114401+(506-410)=497823-428+154=549378-61=317403-(49+278)=76184+700-610=274404+(707-516)=5953/6+2/6=5/6115+41×8=443122×7=854462×(368-362)=2772926-47=879457×(238-229)=411358+229=287943+186+954=2083441+(938-238)=1141473×2-185=76176×(187-182)=380487+238=725115+130=245740-(951-494)=283845+670+303=1818308-(318-189)=179792×5=3960331+624+28=983412-103×2=206913-496+334=751811+880+399=2090108×3=324633-(742-338)=22919×7=133194×5=970249+199=448906-(532+206)=168225+249=474457×2+202=1116977-314+444=1107182+268=450109×2+501=719412+48-435=25116+321=437873-(990-259)=142430-311+355=47422+75=97414-(234-154)=334247×4-939=49931-640+172=46327+(351-312)=66321+21-301=41967-822-109=3637+101=138564-(858-619)=325294-153+318=459757-259-426=7266×7+348=810141-(169-161)=133478+(392-235)=635360-(284-206)=282150×5-335=41592×(368-365)=276834+826=1660283-(34-13)=262290×(265-262)=870954-323-18=61358+930-481=507283-139+36=180411-73-158=180983-90×4=623249+(998-430)=817272-117=155271-(946-734)=59729+(898-241)=138652×(173-166)=364284-150+546=68067×9-111=49282-(36+34)=12337-(353-247)=231427-24-180=223143+842-86=89919×8+108=260734×(52-45)=5138946+579+674=2199150+70×9=780919-(692-345)=572482×2-374=590833-(243+555)=35556-(591-119)=84211+220=431490-62-76=352257-25-164=68349-235+52=166361×6-96=2070464-208-187=69640-196-304=140886-(281-198)=803220+516=736362+191-438=115470+(372-117)=725900-172=7283/7-2/7=1/7486+32×2=550180-38×3=66437-74×2=289306-118-91=97417-362-22=33195×3=585883×5-749=3666122-18+368=472643×(852-848)=257220×7+293=433334+551=885574-444+705=835829-(226-67)=670125×6-651=99119×3+17=374224+802=1026320-149-82=89897×2-653=1141216+816+919=195139×9=351401×(331-324)=280741+(153-105)=89105×(427-419)=840349+(288-135)=502403×5=2015503-87+793=120988×2+811=987260+89+527=876113+272=385155+186=341476-381=95188×9-927=76525-12×2=1360-249=111273+148=421385+64-85=364303×3-110=79925×(215-210)=125395-48×6=107316-49=267127×4-459=49446-49-237=160816×(839-832)=5712968+629=1597317×(413-408)=1585215+(241-223)=233332-42-47=243271-(63+170)=38355+261-385=231141+264-167=238915-(249+186)=48018+(343-221)=140289×6-957=777186-38=14875+225×3=750299-23=27693×(259-252)=65124×(205-197)=192937-372×2=193371-44×4=19586-82+416=420842+(761-218)=1385575-393=182531×3-280=1313264×9=2376169+(414-44)=539763-176×3=235391+19+504=914452-351-39=62430-(416-318)=332551-(440-70)=18113×5+437=502312-(118+46)=148412-89+37=360455-98-144=213163+136=299940+919-341=1518233+200-366=67282-(226-25)=81539-263+886=1162290+45-33=302440-281+174=33396-(345-264)=15382-172-168=42186×(322-319)=558449-110+797=1136894-84×2=726447-(263+29)=155413×2-143=683114-80=3425+281+685=991145+832-829=14830×(287-279)=2401/8+2/8=3/83/5-1/5=2/549×2=98426×5-589=154178+(822-786)=114775-(543-177)=409506+(405-43)=868253-213+26=66944-(424+388)=132175-77+141=239409-262+26=173621+(454-365)=7103/6-2/6=1/6316-(517-501)=3003/9-1/9=2/9546+(637-635)=54851×(806-799)=357267-177+331=421968-595-236=13719+71×4=303289-219+401=471996-680+321=637936-(175-128)=889328-(77+15)=236675×(957-950)=4725421+490=911298+334=632523-236-211=7660-(33+10)=17389-(69+139)=181136+37×6=358577-68×2=441357-(449-148)=56476+(133-72)=537333×4-565=767904-584+643=963310-(753-506)=6398+399-469=28266-(195+17)=5478×(28-24)=312161×5-645=160382×4=1528275-29×4=159123×7=861752+341+485=1578579×4-89=2227118+956+601=1675477-42-223=212229×2=458258+75×7=783169×(93-88)=845517+(683-381)=819820-179-531=110717×4=2868374-(331-326)=369860-74×4=564307×5=1535125×6=750559×(162-155)=3913986-34×3=884289+(457-435)=311848-451+903=1300452+603-873=1825/9+2/9=7/9995-(27+680)=288456-191×2=74194×3-96=486407-16×6=311247+(720-630)=337522+710+456=168854-49+181=186491-160×3=1126+53×5=291656-(565+52)=39125+67=192172-19×9=1465×6=279078+(495-410)=163306-87×3=45691-406=285743-(872-181)=52856+317+950=2123471+782-856=397321+299+16=636253+245=498995-(413+333)=249388-(255-52)=185199+288=487247×4-744=244709×4-870=196622×7=154142+113=255349-22×5=239438-(484-281)=235973×(723-714)=8757527×5=2635218×3=654126+288+386=800478-306+53=225182×8-217=1239104×9=936421-200=221522+(976-500)=998382+713-140=955743+74×4=1039533-(285+154)=94478-(111+135)=23287-23×3=18303-(101+139)=6356+88+241=385238×7-472=1194230-184+74=120259+151-143=267321-(845-622)=98910-221-631=5879+(344-74)=349179×(29-26)=537705-656=49187+120×6=9073/7-1/7=2/7936-169+989=1756103+396=499207+101×7=914404-49=355349-240=109531-(101+103)=32779+355=434293-49×4=97424×(122-119)=1272332-267=65250-(12+27)=211963-(286-161)=838496-151-169=17651+(705-465)=291947-540-12=395477-78=399437-263+158=33281+418-469=304/8-2/8=2/8691-301=390247×3+695=1436462×2+403=1327949-10-913=26643-19×2=6051/5+2/5=3/5162+306-56=412748-(946-643)=445201-(53+94)=54263+946+841=2050532-461=712/4-1/4=1/4604+395×2=1394102+(767-120)=74951×2=102448+708-854=30213×3+379=418599×(151-144)=419332×(116-107)=288416×4-864=800833-687+186=332497-(23+462)=12345+118-257=206271×2=542866-56×3=698186+220=40657×(233-228)=285941+134+327=1402160+288=4482/8+3/8=5/8886-401×2=8466+93=159137+181=318195×2+417=807102×7+190=904532×5-501=2159970+52+77=1099782-252=530938×6=5628396-(101-77)=372808-204-65=53987+(863-337)=613487-149×3=40926×(916-913)=2778976-109-105=762231×(427-424)=693921-(479+305)=137236-39-126=71592+33+164=789393-15×2=36355×7=385103×6-131=487184+389+83=656353+367=720876-(601-192)=467486-102+89=473458-(132+310)=16985-333-40=612965-(147+456)=362489+682-162=1009501+665-350=81634+317×2=668828+54-250=632937-(71+538)=328949-640=309463-70×5=11358+110-102=6671×8-252=316986×(936-931)=4930494-(238-158)=414992-135+932=1789724+251+25=1000744×8-844=5108471-66-114=291438-308=130926+(851-710)=1067892-581+456=767650-(33+344)=273547-18-42=48758×5+517=807939-508-371=60957-537-60=360709×3-542=1585262+56×9=766220-177+277=320467-(272-102)=2977/10+3/10=1131+207+658=996338×5-681=1009908+24×9=1124497×2=994579+868-845=602739-674+399=464300+(500-256)=544389-(89+60)=240405-(25+226)=154258+83=341210-60=150266×4=1064941+(553-475)=1019486-81-158=247298+651+10=959109×(287-282)=545212-12×3=1761/8+4/8=5/8424-74=350209×3=627222-(19+90)=113181+(286-194)=273202+(488-171)=5191/7+5/7=6/7164×4+300=956426+70×5=776116×8=928489+(359-55)=79379×7=553390-(309-244)=325937-106×3=619435-(497-178)=11693×(223-220)=279865-41×5=660384-(499-408)=293948-(414+70)=464303×2=60689+283-46=326599-47-393=159550+177-643=8470+49=119481-323-150=8238×(901-894)=1666870-45×8=510847×(632-629)=2541491-61-109=32168+(446-351)=163898-555=343493+617=1110799+638-276=1161116+(416-116)=416237+238-11=464485-(404-165)=246262-107+845=100073×8-495=89924-831+508=601484-(314-153)=323143+59×6=497481+(481-224)=73867+276-80=263481-(105+66)=310441-(68+43)=330806-15×4=746757-420=337343-(300-293)=336745-95-642=8703+174+58=935359-320=39433+470-601=302814+397×2=1608364+212+940=1516305+512+817=1634913×(651-645)=5478709-163×3=220863-(37-28)=854301+(930-74)=1157561×(631-625)=3366223+245-208=260183+207=390473-218+241=496358-324=34825-375=450350×2-283=41747-22+16=41756-432=324224-54=170787+867=1654455×9-536=355957+145+37=239293-113+253=433278+36-152=16258+(270-148)=180247-50=197262×(183-180)=786211+96=3071/6+4/6=5/6667-(530+137)=0530×9=4770981-781+540=740205+133-188=150807-553-214=40487×2-340=634475-418+155=212262+713=975232-132+792=892261+37×5=446454-(199+198)=57432×6=2592737-656=81680+(911-409)=1182251+96=34745+(826-160)=711449-74×5=79503-400-56=47964+683-909=738441×8-507=3021407×2+385=1199301×3-108=795114×6=68429+494×2=1017262×(156-153)=786953-668+241=526443-39×5=248224×3=672119+250+82=451352-(341-58)=69438-49+