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539+(930-224)=934-(252-231)=199×4+50=556+822+284=458-(325-232)=486+(949-188)=117×8-258=328-30-166=895-(523+29)=949-(149+201)=322×(114-111)=204+160=369-122×2=3/5+2/5=118+52+538=827-54+169=254+87-298=307×2+412=795+(964-438)=437+(854-799)=717-(84+491)=459×2+494=373-124=364-233+39=393×2=250-(131-36)=931-(77+763)=957-684+34=166+52×4=459-(375-254)=119+997+446=650-(87+327)=503+445=95+247+541=19×2+377=681-(27+543)=623×3=573+160+109=533×4-516=371×6-421=127+(360-105)=907+910-84=63+338-12=468-70×2=499-331=303×3=316×(621-618)=996-705=192-(91+97)=463-272-179=95+389+495=371+(982-635)=4/7-1/7=92+395+118=24+164×4=83×6-25=121×3=109+162=864-288=312+778-903=133+72+96=738×3-379=41+196+678=460-77-263=277×3=37×3+164=495+440+115=336-26-126=281-131×2=902-(983-547)=176×2+256=499-(115+269)=265×(563-560)=876-27×6=277+435=259-93=585×5-225=991-660+288=157+(255-22)=113+(314-207)=378+21-176=375+82=166×6-76=190-122=429-125×3=512+(816-344)=906+14×3=143-119+465=828×7=334×9=495-40-98=503-23×7=170×4+524=739-14×8=384-91+235=584-482+327=310+37×6=423+707-881=167-10×3=309-83×3=107×(428-424)=483×3-932=196-159=128+493=696-370-256=126×7-671=196+280-160=421-55×2=682+893-309=92×4+267=816×9-624=445-(66+373)=90×6+371=498+396=190-(827-770)=972-119×2=85×8-571=81+72×5=115-(410-387)=723-62×2=358-(130+39)=491-(196+280)=901-207×3=962-856=396-314=869-(530-49)=700-599=237+42×9=397-242=5/9-4/9=836-(944-665)=468-58×4=425-263+324=580+179+77=216×(502-499)=909-(651+70)=371×2=182+120×6=464+766+967=853+593=951+799+491=81+171=858-66=409-44×7=382×9=356-(21+19)=110×7=223-53+283=199×5-216=446-301+276=134×5-606=458+(267-50)=546+23×4=330×(539-530)=771+136-660=53×9-264=465-86-378=317+162×3=382+312+140=261-80=818+17×2=230+631=157×4-379=395+129+158=391-104=253-147-27=852+(586-262)=434-409+338=214+934+872=160-12-52=203×(65-62)=311-(66+106)=5/10-2/10=201-(279-81)=221×4+153=220×2+674=107×(236-228)=888-196-493=336+787=271-(272-130)=730-83-581=363+50×5=744+81-733=475-217×2=127×(478-471)=336-36×4=267+(437-166)=472-(248+85)=2/6+4/6=185×2+462=987-(307+341)=933+(998-175)=344-(442-271)=337+(361-112)=38×(313-310)=491-294=246+140=248×(307-303)=426-(61+78)=322+113×4=799-44×2=39×(212-208)=515-17×6=964-536-357=140+129-150=45+13=384×3=973-50×7=156×5-36=127+(478-30)=563-54+975=243+311×2=356-270=257-68=698-230-419=464+(463-193)=273+773=448+570-870=536+62+175=131+206=988+779+133=472×2+674=228-213+47=7/9-1/9=763+748-533=394×8-265=831×4=81×(494-486)=715-(858-306)=2/3-1/3=775-196=124×4=143×(55-51)=807-341-49=105×5-426=17×(328-325)=149×5-205=110-23=249×3-477=340×2=916-(840-17)=104×(858-852)=861+503=189+(494-10)=487-61×6=916-476-411=53-43+47=521-52×7=384-(256-243)=139+952+206=937-548-101=35+168+397=368-26×3=107×2-199=48×5=744-24×9=191-(471-384)=975-132×7=794+299+593=265×3+430=483-122-20=494-460+329=3/8+4/8=921+(543-318)=182+104×7=824+418-368=532-519=726×(343-335)=286-123-109=761-155=142+110=108+358=150+(999-407)=332+(341-132)=248×4=107-48+27=286-(54+112)=716-106-550=501×(556-547)=712-(681-556)=441×2-869=52×5=985-63×6=625-478+835=392-(145+122)=27×(172-164)=132×3+273=791-32-490=255+143-115=103+214=194×4=605+629-947=207-200+483=361-(400-352)=642-292+859=202×8=810×4=351-20×6=259-251+153=99×9=65×6=523+174+442=616×2-592=252-127=109+185=771-383+774=306+201+341=130-(325-317)=329+(347-29)=312×(460-451)=994×4=802+360=714×7-452=344×2=957+(823-72)=644-(137+353)=607+319+590=32+21×4=247-(307-154)=889-(82+708)=843-(27+30)=47+(981-17)=345+(159-79)=218-197=481-258=75×(334-329)=100×(377-372)=365+(34-14)=3/6-2/6=4/6+2/6=786-(870-827)=492+(413-321)=171+61-147=827-212+523=76×7-230=433×8-478=440+77+274=394-198=309+(726-579)=428-176×2=90+137-84=383-(126-104)=215-46+946=514×8=47+131-149=359-(41+279)=445-51=885×9=805+328-76=226+(351-326)=966-(242+447)=5/8-1/8=750-566+472=2/5-1/5=497-(42+383)=42×(66-58)=304-73-216=962+117-261=32×4=937-(529+157)=656+(954-707)=174+381×2=58×2+293=109+(998-870)=33+734+189=421×7=935-144-413=654+132+236=576×(736-729)=282+334+39=273-25×8=30×9+126=254+(665-374)=232+120+90=883+55-826=900-191×3=977+911+295=195×3+151=447-39×8=306-153=88×5=208×4-790=975×(339-336)=255-56+244=683+153×3=205-61+301=415×2-312=198+11×4=928-542-56=107×(279-271)=223×2-23=28+21+411=43×(45-38)=518-252+760=325+89=460-(105+166)=447-(361-86)=289×5=948-780=336-(684-392)=484-187-83=165×3=981-385-54=285+13-206=113+121-94=292+313=354-(304-155)=985-291=497-302-149=385-374=129×(20-17)=569+67×4=6/8-1/8=808×4=442-(25+86)=473-(491-24)=356×2-601=532×2=390×6=240×(852-843)=394+96=138-126+404=929-(814-411)=488×3-209=642-(614-407)=55+316×2=199×(21-18)=413-174+150=116+242-342=69-10×4=434-22=242×3=964-(100+61)=313-165=395-(290-288)=311-122+284=650-45×3=323+(672-543)=18×4+174=443-119×3=286+371+39=265-148=27+53=240×8-272=322×(741-738)=127-107=165+603=166×6-669=242+194=113-(344-258)=50×2=596×9-318=261+173-411=801+629+632=104+176=431×5-689=72+697-769=460-89×3=741-654+401=252-18×6=39+(49-38)=626+242+201=277+457+98=75×8+230=786-(95-31)=449-(457-226)=114+205=38+62-38=174+344+31=322-285+266=41×5+238=378+24×8=460-(91+159)=567-273+967=323+(342-302)=179-(226-50)=197×2=358×2=623×(578-572)=789×7=116+206-235=102×(960-954)=968×4=255-20×9=789-(407-108)=453-233=571+583-168=33+(364-94)=250-53=432-64×4=234+23×4=396-251=496-(498-197)=201+51=413-(142+114)=342+43-203=323+(754-588)=861-824-13=296+157-439=4/10-3/10=1/5+4/5=263+71+34=199+(363-99)=355-52=50-(164-131)=188×(35-32)=335+358=114+521+140=271+255+321=422-(13+211)=135+362+317=258-226+165=764+787-413=13+362-201=367-195-60=603+346-529=712×8-54=314+116×2=112×(414-407)=90×8-57=189+63+734=200×3=38×4+550=955+(720-311)=420-387+40=130-10×8=949-221+479=997-105+353=210-(66+10)=438-(102+280)=319-(597-558)=253×(401-398)=533-(544-371)=426-(141+266)=323-(18+267)=667×7=94×(351-346)=581+(783-455)=512-188+387=137+176-185=730×4-629=787×(472-467)=504-78×5=296+111=394-39-205=280+99×7=680+109×7=43+326-179=90×6+380=253-103-150=392-131+42=489-170=280+(451-388)=621-(860-581)=685×3-355=2/6-1/6=256+156=925+(762-411)=238-39=460-60×2=590-(396-271)=990+838=492-(314-282)=926-(948-526)=950-233-634=385×4=146×5-489=825-(36+431)=409-202-141=79×(253-245)=188-(58+11)=734+241-832=163+82=362-196-53=989+55×6=161-23=361+92-274=231-(179+20)=403+95=161+(990-195)=927+112-550=291-(88+144)=987-216-679=362-73×4=70×(250-241)=846+235+671=81×4+244=162+609-622=207×3-128=653+812-465=886-(177+26)=407-15×8=295×6-896=438×2-633=384-(458-269)=503-(245+113)=245-171=331-(333-293)=897-622=899-568=497+(407-236)=313+17-70=725-(370-218)=47+124-113=434-37×4=840+247-797=941-71×3=864×7-507=796+920-516=199+69=208×4-332=842-647=234+(490-403)=157+341=625-294-55=75×2=890-109=261+172=986-562-27=6/8+2/8=406+136+447=248-(77+59)=421-(241-73)=454-225+122=158+483+388=366-97-80=78×(37-34)=651+(792-422)=455-12-68=405+895-483=123×8-588=29×5+761=948-(524+149)=516×(780-771)=413-(129+242)=38+264-238=66-23+258=257×2-180=321-22+164=29×2+170=102×4=560-430=471+(464-342)=978-(471+203)=472+(411-28)=469+454-854=357×4=834-35-131=67+(723-266)=453-(255+104)=261-10×9=419-367+147=635×7=450-151×2=870-260-57=104+379=210+124×3=333-47×5=809+62+50=498+(469-382)=488-450=29+96=652-575+420=417-116-273=402+204+238=618-526=176+(397-291)=259+(467-205)=582×(513-504)=114×(33-30)=971-(822-717)=454-368=981-(915-791)=291+93-264=131×7-235=251-50×5=227×5-883=11+530+172=852-561+752=588×(231-225)=323-50+133=87+131=218+62-29=85+399=698×(165-158)=987-(159+571)=197+122=47×8=317+(958-930)=36×3+372=14×(154-145)=170-(238-191)=982-94×2=318+212+673=298-223+30=293+706-627=316+(267-169)=307-79+375=313×2-26=337-224=127+499+271=253+134+330=935×5=626-12+642=199+475+365=588+152+87=355-96=511-487+930=49×(208-202)=859-244=293-132×2=355-117-93=900-352-153=236+541=432-130-41=191+(468-43)=909-124×6=268-94+288=946-(524+57)=318-221+269=160+69×8=384+710-217=115×3=414+79=2/6+3/6=456×8-489=53+426+848=811-17+895=806-(436-190)=340-189=193×2=468-(93+272)=402+97-354=340×3-447=240+570=836×9-378=214×4-576=371-(55+125)=631×(230-222)=196×(413-410)=131×(868-860)=496-116-325=791-592+65=443-60-259=235×2=1/8+2/8=4/7+2/7=1/6+2/6=56×6=267-157=284-40×4=510×6-703=894-44×2=80+86=3/5-1/5=135+310+191=223×5=991-(166+94)=41+380-55=356×(817-810)=125+177=733-479-80=295+471=383-(186+154)=733-(13+567)=408-(844-611)=146+200-167=609+792+895=718-356+746=26×2+283=997+(699-480)=505×7=61×(152-144)=471×2-931=214-16×3=433-(32+360)=911-712-28=93+34×5=165+446+282=771-(282+229)=147+239=948-234×3=72×(422-413)=262+(416-223)=624+730+894=188+132-125=286+164=719×7=942+787-351=180×3=85×9+523=40-(129-97)=294-87-155=85+(402-88)=322-92-188=105×(54-50)=597-428+254=246+(173-32)=40×5=304-67-205=616+958=987-(602-431)=371-(31+206)=728-(31+47)=535-336+300=97×7=38+76=1/7+6/7=622-(387-257)=402-(223-204)=410-102×4=629-59×5=682-499=57+159=902-(680-127)=257-40+52=804+83-476=387-273=122+269=335-(307-53)=628+601=140×(107-103)=329-(381-71)=215+345+59=288×9-461=843+547=50-11+124=355-221=106×(235-231)=919-323-596=633×5-265=117×(172-168)=643×(215-211)=111×(160-154)=370×8=285-(51+39)=14+(762-375)=126-71-51=420-211-165=529+130=62×4-237=78×5-93=452-(98-62)=435-46-208=810-730=611-(489-464)=222×2+389=235+669+159=336-208-50=264+108×5=766-191-318=499-(132+125)=699-267+755=968-57-732=611+606+813=427-251-99=812+533=789+762-659=1/5+3/5=820-294-174=153-139=307-139×2=771+(551-32)=959-10×8=參考答案539+(930-224)=1245934-(252-231)=913199×4+50=846556+822+284=1662458-(325-232)=365486+(949-188)=1247117×8-258=678328-30-166=132895-(523+29)=343949-(149+201)=599322×(114-111)=966204+160=364369-122×2=1253/5+2/5=1118+52+538=708827-54+169=942254+87-298=43307×2+412=1026795+(964-438)=1321437+(854-799)=492717-(84+491)=142459×2+494=1412373-124=249364-233+39=170393×2=786250-(131-36)=155931-(77+763)=91957-684+34=307166+52×4=374459-(375-254)=338119+997+446=1562650-(87+327)=236503+445=94895+247+541=88319×2+377=415681-(27+543)=111623×3=1869573+160+109=842533×4-516=1616371×6-421=1805127+(360-105)=382907+910-84=173363+338-12=389468-70×2=328499-331=168303×3=909316×(621-618)=948996-705=291192-(91+97)=4463-272-179=1295+389+495=979371+(982-635)=7184/7-1/7=3/792+395+118=60524+164×4=68083×6-25=473121×3=363109+162=271864-288=576312+778-903=187133+72+96=301738×3-379=183541+196+678=915460-77-263=120277×3=83137×3+164=275495+440+115=1050336-26-126=184281-131×2=19902-(983-547)=466176×2+256=608499-(115+269)=115265×(563-560)=795876-27×6=714277+435=712259-93=166585×5-225=2700991-660+288=619157+(255-22)=390113+(314-207)=220378+21-176=223375+82=457166×6-76=920190-122=68429-125×3=54512+(816-344)=984906+14×3=948143-119+465=489828×7=5796334×9=3006495-40-98=357503-23×7=342170×4+524=1204739-14×8=627384-91+235=528584-482+327=429310+37×6=532423+707-881=249167-10×3=137309-83×3=60107×(428-424)=428483×3-932=517196-159=37128+493=621696-370-256=70126×7-671=211196+280-160=316421-55×2=311682+893-309=126692×4+267=635816×9-624=6720445-(66+373)=690×6+371=911498+396=894190-(827-770)=133972-119×2=73485×8-571=10981+72×5=441115-(410-387)=92723-62×2=599358-(130+39)=189491-(196+280)=15901-207×3=280962-856=106396-314=82869-(530-49)=388700-599=101237+42×9=615397-242=1555/9-4/9=1/9836-(944-665)=557468-58×4=236425-263+324=486580+179+77=836216×(502-499)=648909-(651+70)=188371×2=742182+120×6=902464+766+967=2197853+593=1446951+799+491=224181+171=252858-66=792409-44×7=101382×9=3438356-(21+19)=316110×7=770223-53+283=453199×5-216=779446-301+276=421134×5-606=64458+(267-50)=675546+23×4=638330×(539-530)=2970771+136-660=24753×9-264=213465-86-378=1317+162×3=803382+312+140=834261-80=181818+17×2=852230+631=861157×4-379=249395+129+158=682391-104=287253-147-27=79852+(586-262)=1176434-409+338=363214+934+872=2020160-12-52=96203×(65-62)=609311-(66+106)=1395/10-2/10=3/10201-(279-81)=3221×4+153=1037220×2+674=1114107×(236-228)=856888-196-493=199336+787=1123271-(272-130)=129730-83-581=66363+50×5=613744+81-733=92475-217×2=41127×(478-471)=889336-36×4=192267+(437-166)=538472-(248+85)=1392/6+4/6=1185×2+462=832987-(307+341)=339933+(998-175)=1756344-(442-271)=173337+(361-112)=58638×(313-310)=114491-294=197246+140=386248×(307-303)=992426-(61+78)=287322+113×4=774799-44×2=71139×(212-208)=156515-17×6=413964-536-357=71140+129-150=11945+13=58384×3=1152973-50×7=623156×5-36=744127+(478-30)=575563-54+975=1484243+311×2=865356-270=86257-68=189698-230-419=49464+(463-193)=734273+773=1046448+570-870=148536+62+175=773131+206=337988+779+133=1900472×2+674=1618228-213+47=627/9-1/9=6/9763+748-533=978394×8-265=2887831×4=332481×(494-486)=648715-(858-306)=1632/3-1/3=1/3775-196=579124×4=496143×(55-51)=572807-341-49=417105×5-426=9917×(328-325)=51149×5-205=540110-23=87249×3-477=270340×2=680916-(840-17)=93104×(858-852)=624861+503=1364189+(494-10)=673487-61×6=121916-476-411=2953-43+47=57521-52×7=157384-(256-243)=371139+952+206=1297937-548-101=28835+168+397=600368-26×3=290107×2-199=1548×5=240744-24×9=528191-(471-384)=104975-132×7=51794+299+593=1686265×3+430=1225483-122-20=341494-460+329=3633/8+4/8=7/8921+(543-318)=1146182+104×7=910824+418-368=874532-519=13726×(343-335)=5808286-123-109=54761-155=606142+110=252108+358=466150+(999-407)=742332+(341-132)=541248×4=992107-48+27=86286-(54+112)=120716-106-550=60501×(556-547)=4509712-(681-556)=587441×2-869=1352×5=260985-63×6=607625-478+835=982392-(145+122)=12527×(172-164)=216132×3+273=669791-32-490=269255+143-115=283103+214=317194×4=776605+629-947=287207-200+483=490361-(400-352)=313642-292+859=1209202×8=1616810×4=3240351-20×6=231259-251+153=16199×9=89165×6=390523+174+442=1139616×2-592=640252-127=125109+185=294771-383+774=1162306+201+341=848130-(325-317)=122329+(347-29)=647312×(460-451)=2808994×4=3976802+360=1162714×7-452=4546344×2=688957+(823-72)=1708644-(137+353)=154607+319+590=151632+21×4=116247-(307-154)=94889-(82+708)=99843-(27+30)=78647+(981-17)=1011345+(159-79)=425218-197=21481-258=22375×(334-329)=375100×(377-372)=500365+(34-14)=3853/6-2/6=1/64/6+2/6=1786-(870-827)=743492+(413-321)=584171+61-147=85827-212+523=113876×7-230=302433×8-478=2986440+77+274=791394-198=196309+(726-579)=456428-176×2=7690+137-84=143383-(126-104)=361215-46+946=1115514×8=411247+131-149=29359-(41+279)=39445-51=394885×9=7965805+328-76=1057226+(351-326)=251966-(242+447)=2775/8-1/8=4/8750-566+472=6562/5-1/5=1/5497-(42+383)=7242×(66-58)=336304-73-216=15962+117-261=81832×4=128937-(529+157)=251656+(954-707)=903174+381×2=93658×2+293=409109+(998-870)=23733+734+189=956421×7=2947935-144-413=378654+132+236=1022576×(736-729)=4032282+334+39=655273-25×8=7330×9+126=396254+(665-374)=545232+120+90=442883+55-826=112900-191×3=327977+911+295=2183195×3+151=736447-39×8=135306-153=15388×5=440208×4-790=42975×(339-336)=2925255-56+244=443683+153×3=1142205-61+301=445415×2-312=518198+11×4=242928-542-56=330107×(279-271)=856223×2-23=42328+21+411=46043×(45-38)=301518-252+760=1026325+89=414460-(105+166)=189447-(361-86)=172289×5=1445948-780=168336-(684-392)=44484-187-83=214165×3=495981-385-54=542285+13-206=92113+121-94=140292+313=605354-(304-155)=205985-291=694497-302-149=46385-374=11129×(20-17)=387569+67×4=8376/8-1/8=5/8808×4=3232442-(25+86)=331473-(491-24)=6356×2-601=111532×2=1064390×6=2340240×(852-843)=2160394+96=490138-126+404=416929-(814-411)=526488×3-209=1255642-(614-407)=43555+316×2=687199×(21-18)=597413-174+150=389116+242-342=1669-10×4=29434-22=412242×3=726964-(100+61)=803313-165=148395-(290-288)=393311-122+284=473650-45×3=515323+(672-543)=45218×4+174=246443-119×3=86286+371+39=696265-148=11727+53=80240×8-272=1648322×(741-738)=966127-107=20165+603=768166×6-669=327242+194=436113-(344-258)=2750×2=100596×9-318=5046261+173-411=23801+629+632=2062104+176=280431×5-689=146672+697-769=0460-89×3=193741-654+401=488252-18×6=14439+(49-38)=50626+242+201=1069277+457+98=83275×8+230=830786-(95-31)=722449-(457-226)=218114+205=31938+62-38=62174+344+31=549322-285+266=30341×5+238=443378+24×8=570460-(91+159)=210567-273+967=1261323+(342-302)=363179-(226-50)=3197×2=394358×2=716623×(578-572)=3738789×7=5523116+206-235=87102×(960-954)=612968×4=3872255-20×9=75789-(407-108)=490453-233=220571+583-168=98633+(364-94)=303250-53=197432-64×4=176234+23×4=326396-251=145496-(498-197)=195201+51=252413-(142+114)=157342+43-203=182323+(754-588)=489861-824-13=24296+157-439=144/10-3/10=1/101/5+4/5=1263+71+34=368199+(363-99)=463355-52=30350-(164-131)=17188×(35-32)=564335+358=693114+521+140=775271+255+321=847422-(13+211)=198135+362+317=814258-226+165=197764+787-413=113813+362-201=174367-195-60=112603+346-529=420712×8-54=5642314+116×2=546112×(414-407)=78490×8-57=663189+63+734=986200×3=60038×4+550=702955+(720-311)=1364420-387+40=73130-10×8=50949-221+479=1207997-105+353=1245210-(66+10)=134438-(102+280)=56319-(597-558)=280253×(401-398)=759533-(544-371)=360426-(141+266)=19323-(18+267)=38667×7=466994×(351-346)=470581+(783-455)=909512-188+387=711137+176-185=128730×4-629=2291787×(472-467)=3935504-78×5=114296+111=407394-39-205=150280+99×7=973680+109×7=144343+326-179=19090×6+380=920253-103-150=0392-131+42=303489-170=319280+(451-388)=343621-(860-581)=342685×3-355=17002/6-1/6=1/6256+156=412925+(762-411)=1276238-39=199460-60×2=340590-(396-271)=465990+838=1828492-(314-282)=460926-(948-526)=504950-233-634=83385×4=1540146×5-489=241825-(36+431)=358409-202-141=6679×(253-245)=632188-(58+11)=119734+241-832=143163+82=245362-196-53=113989+55×6=1319161-23=138361+92-274=179231-(179+20)=32403+95=498161+(990-195)=956927+112-550=489291-(88+144)=59987-216-679=92362-73×4=7070×(250-241)=630846+235+671=175281×4+244=568162+609-622=149207×3-128=493653+812-465=1000886-(177+26)=683407-15×8=287295×6-896=874438×2-633=243384-(458-269)=195503-(245+113)=145245-171=74331-(333-293)=291897-622=275899-568=331497+(407-236)=668313+17-70=260725-(370-218)=57347+124-113=58434-37×4=286840+247-797=290941-71×3=728864×7-507=5541796+920-516=1200199+69=268208×4-332=500842-647=195234+(490-403)=321157+341=498625-294-55=27675×2=150890-109=781261+172=433986-562-27=3976/8+2/8=1406+136+447=989248-(77+59)=112421-(241-73)=253454-225+122=351158+483+388=1029366-97-80=18978×(37-34)=234651+(792-422)=1021455-12-68=375405+895-483=817123×8-588=39629×5+761=906948-(524+149)=275516×(780-771)=4644413-(129+242)=4238+264-238=6466-23+258=301257×2-180=334321-22+164=46329×2+170=228102×4=408560-430=130471+(464-342)=593978-(471+203)=304472+(411-28)=855469+454-854=69357×4=1428834-35-131=66867+(723-266)=524453-(255+104)=94261-10×9=171419-367+147=199635×7=4445450-151×2=148870-260-57=553104+379=483210+124×3=582333-47×5=98809+62+50=921498+(469-382)=585488-450=3829+96=125652-575+420=497417-116-273=28402+204+238=844618-526=92176+(397-291)=282259+(467-205)=521582×(513-504)=5238114×(33-30)=342971-(822-717)=866454-368=86981-(915-791)=857291+93-264=120131×7-235=682251-50×5=1227×5-883=25211+530+172=713852-561+752=1043588×(231-225)=3528323-50+133=40687+131=218218+62-29=25185+399=484698×(165-158)=4886987-(159+571)=257197+122=31947×8=376317+(958-930)=34536×3+372=48014×(154-145)=126170-(238-191)=123982-94×2=794318+212+673=1203298-223+30=105293+706-627=372316+(267-169)=414307-79+375=603313×2-26=600337-224=113127+499+271=897253+134+330=717935×5=4675626-12+642=1256199+475+365=1039588+152+87=827355-96=259511-487+930=95449×(208-202)=29485