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308-(414-134)=112×6-622=101-(272-200)=276-223=357-52-68=424×2=537×2-683=714×9-743=424-97=905×2-188=205-(112+85)=53+91+707=324-32×3=21+73=320-127=496×5=930-(785-13)=112+692+628=1/5+2/5=81×2+441=974-847=670-206+968=305+(797-740)=243-(216-45)=526×(302-295)=771×(404-400)=301+742-267=691-(38+95)=779+50+870=497-243=903+724+817=781-237×2=289+(762-388)=101-46-11=934-(472+204)=476-102×3=559-41×6=120×2=200-61=385×2=337+694-539=599+448+576=723-605-56=462-60×4=295-12×6=839-(423+43)=940-164-473=812+(686-678)=450-328+188=370-11×6=716-176×3=397-92×4=137×(438-433)=252+139=380-40×9=454-(196+47)=257-197=900-23=446-139+39=960×4=882-341+143=296+46-103=469-454=752×(854-847)=960+390+496=977-291-191=112×(271-268)=229+164-105=909+846-669=451×2-245=474-317+209=336+849-713=677×6=325-31×5=267+112=325-46=981×(904-895)=522+585+11=6/10-1/10=42×8-29=436-272-30=314-69-234=477-43=420-(177+126)=305×9=75×(458-453)=113+308-306=371+33×6=7/8-1/8=358+103×5=222+506=760-417=163+(650-202)=153×2-216=1/7+4/7=763+344+133=472-(118+176)=604×8=135×5=495+86=294+(230-216)=732-595-132=385-143-119=956-59+700=85+170×3=337+(965-603)=145+245+378=182-19=618-306+678=417+76×3=999+304=217-22×7=885-(899-313)=423-14×2=157-50×2=339+95-404=994-(903-586)=18+43×6=912-83×6=470-49-212=989+498-765=19×6+987=456-114-330=144+888-920=237+159=32×3=576+(923-876)=179+188-355=763+389=549+245×3=80×(171-164)=804×2-678=339×3=130-(335-205)=470-39×2=915-194×3=463×2-695=208-(322-299)=34×(404-396)=716×(581-577)=145-50=471+61×3=417+(402-248)=742-434+220=321-17×2=275×3+177=90+(299-99)=358+134=419-11×3=91+17-106=244-145+242=57×8+349=27×4=144×2=86+419+24=165+192=242+400+221=235×2+861=310-236-24=955-396-320=302-274+313=76+224=160×5=413-40×4=144×4=55-26×2=897×6-359=351×8-88=236×(161-157)=823-757-47=298-180=325+(333-31)=262-182+41=954+830+467=468-216+128=148+(540-131)=709+(798-183)=410-99-184=787+(602-443)=356-101-80=147×3+239=835+538+203=140×4=772-651=480-31×5=551+204+190=282+484-73=461×7-488=252+199=474×8=2/6+3/6=823-220-586=88-14×5=461-296=73×(44-39)=163+117-209=187-(86+71)=401×(610-605)=424+(196-133)=130+204+10=4/8-1/8=783-(132+549)=990-(143+313)=977+(779-710)=825-(867-252)=89×8+69=373-(516-266)=56×9+455=479+712-533=831+712=134+(311-117)=404-(160+117)=6/8-1/8=464-(402+13)=865-514-293=318×3+394=241-209+395=71+204+630=110×8-742=317-61×2=929-239×2=668-(61+143)=243+157=309+160×2=91×(388-379)=605-42×7=179-(28+71)=433-78+75=189×2+340=588-(792-248)=205+270=44×2=294-(485-407)=299-98-92=434×(789-784)=479-44-344=41+20=408×4-251=354+64-318=555+(852-529)=553-402-106=478+71×8=156+363+533=120+900-743=62+117×5=470-(36+427)=261×3=157×4-359=50-14=901-(392-36)=421+(356-286)=654-(32+619)=810-394-216=213+137+975=522×7-569=463+(308-114)=463-(719-598)=330-24×2=124-42=352-51-299=281-238+330=733-(493+97)=190+54=241+838+106=308-(84+224)=461-27-416=568-412-79=424×7=811-278×2=187+38-197=651-21×3=218+479-253=565-309+458=792-505=165+224×4=195+232=773×2-456=131+250-61=182×5+551=57×9-282=117+(436-61)=96×5+483=418-185-114=71×6+468=35+182+400=384-116×3=216×9-90=448-(45+31)=783+688+178=881+569=143+326-132=27×(222-214)=413-233-26=77+(477-74)=217-(49+30)=728-71-380=333-(796-686)=340+60=121+246=3/6+2/6=78×(466-459)=62+407-175=364×2+133=348×2-87=617-494+485=158×5-605=463+45×5=176+278-57=334+(109-15)=701-(887-328)=495+230×2=387-(480-269)=417×2=111-18×6=698+83+551=3/4-1/4=232+185=18×4=269-142-115=875+555=961-521-101=497-368=575-(124+59)=173-71×2=364-100×3=4/8-3/8=76×6-95=453×(888-883)=320-(405-240)=274×2=542-312=107+(348-180)=843-(538+295)=818-183×4=315+94+389=1/5+3/5=239+(492-480)=353-55-192=165×2-177=350-246+190=965-172=451-39-58=143-(102-10)=203+522=696-155+988=451-(19+347)=136×(416-412)=489-404=111×2+94=353-226+341=590×2-890=174+136=228×(697-694)=660+(985-59)=114+53=840-325+234=962-(832+88)=745+895+867=560×(68-62)=485+57-79=216+537+64=833-(220+556)=543×6-116=286+42×7=271-57-71=284+760+294=453-423+172=875-(677-368)=808-555=288×3-12=410-217-24=772+317=311+33-51=58×5+306=453+(659-348)=243×5=308-(17+203)=649+(680-248)=134×5+185=647+87+683=53+(293-257)=222×4=289×3-427=804-778+419=608-259=591-(832-534)=470+113×4=76+210+984=759×3=82+395+79=916-369-66=111×(235-229)=337+90=94×3+76=209-202+75=348-(77+35)=121-82=390+192×3=79+224=537×9=492+(401-75)=702-(26+658)=347-331+279=491-(384-371)=3/6-1/6=3/6-2/6=677×3-919=346-51×2=393-(304+21)=437-288+897=128×7=136-(351-224)=948-226×4=447-(217-97)=470-61-108=423-(150+94)=625-90×2=963-(103+747)=558×(871-865)=134+78=381-(919-716)=780+621=3/5-1/5=184+30+402=175×4=90-17×3=744-145-535=490-49-122=115×5=732×(598-594)=761×7=850-595=286×2=242+495+586=313-(176+11)=256-(517-308)=636+44+135=380-(24+108)=172+39×2=283×(190-187)=32×(180-176)=287-200=137×7-738=24+(381-131)=969×(718-715)=272×(249-240)=604-18=125×2=97+268+29=160+(670-646)=942-(42+836)=303×(281-275)=872-217-431=394-122=419+(846-789)=964-348-471=831×3-434=495-261=601-(95+168)=125×2-59=378-99-232=886-(229+374)=37+181=44+367×2=903+457-158=123×7-757=25+464+125=81×4+157=79×7-87=64+185=195+(148-83)=176-30+116=153+220-136=462-51×3=142×5-460=254+764+401=933+(589-575)=229×(112-108)=68+405-433=366-(224+75)=210×3-193=317-53+107=87+(438-242)=101×(456-449)=96+163-214=545+487-175=155+(232-136)=584-412-57=925×4=993×8=124-23×3=127+232=364-22=375-(282-144)=496-(201+12)=287×5-76=249×3=440×8-930=154-84+91=981×6=399+83-151=309+28-198=129-94+398=477-197×2=652-131+12=330-(300-30)=488×3-771=278+159=119×(110-102)=203-26-91=845-(487-371)=563×(763-754)=677-87+834=622+350=946-442×2=189-(298-157)=488-(466-253)=501-54×7=895×(259-256)=92×(794-789)=491-(349+99)=82×(73-68)=380+(233-120)=779×7-217=336+72=709-697=456-49-264=831+145×4=4/7+2/7=685-145=421-(295-176)=272-22+715=388+175×5=984+(578-370)=103×(444-437)=490-50=302-39=147×(232-229)=3/8-2/8=700-168-27=38+76=262-240=419×8=309-(400-395)=477-105+571=502+374-800=31+56×2=493-(132+134)=150+36×6=272×3-155=309×(168-165)=249+234=426+(455-99)=394+(991-401)=205×3=454-209+598=37+130=131×(765-758)=62+71+729=904×(353-345)=479-26=365+(441-128)=417+(813-325)=195×(423-420)=449-110=781-149×3=271-149+430=670-(563-238)=909-260-195=255+900=186×5+41=173-115+405=47+484-303=77×2=38×(249-244)=73-(234-171)=331+51+273=399-254+85=441-(332-277)=738×3-199=183-(123+35)=460×5-364=629+254+238=970+249+223=420-(493-155)=276+856-812=867×(375-372)=355-(300-236)=492-(488-219)=313-55×3=501-47-218=487-(157-94)=224-209=393-90=93+258+490=775-665=505+11×8=848-742=182×(410-406)=138×2=903-(388+286)=68+281=1/8+3/8=939-(238+149)=28+378-359=2/3-1/3=477-90=467×5=305+474=355+81=628-96×5=317-127+113=115+41×5=77+90=628×(798-794)=791-(160+265)=262×7-515=388+816=834-69×2=461+484-749=481-423=230×2=441+108×2=447-86+715=40×(402-397)=156-(472-445)=238-28×4=805-384+433=292+45+23=324+89-350=64×5-139=102×2+286=884-(180+558)=192×2+293=93×(711-706)=466-(126+174)=366-126-57=122+206+49=1/4+2/4=31+72+748=930-(143-59)=121×3=674×(455-448)=490+776-539=238+354+359=274-104=270-(224-78)=597-256+901=855+278-658=387-213+48=116+314=843-(792-701)=370-57×6=658-408+157=312-(452-262)=540-37+386=16+184-156=53×5-100=10+790+928=944+810-302=899-490=321-317+409=372-181=57×2-30=631+(316-105)=672-517+379=104×3+163=22+(881-528)=807-(213+94)=183+317-309=392-327=367-(78+165)=240×3-38=852-57=173×(473-470)=468-124-98=333+90×3=844+806=332+(176-23)=440-134-167=315×2=973-103×5=192+(867-852)=135+(605-404)=276-79-183=477-344=341+519+62=115×(50-42)=189-73+331=770-535+251=866-214+761=207-25×6=157×2=104×8+173=196×4+198=953-219-264=789-(37+562)=961-271-646=244×9-926=274-31=905-547=580×7-622=179-76=343-(65+135)=737-101+413=74×6+693=150+335+319=507+109=131-59=285×9=605-(307+160)=433+(283-219)=219+163-275=62×(422-415)=623-38-177=302-153=868-91×6=496-26×7=2/10+4/10=369×2=67×(101-95)=370-(170+142)=432-(274+134)=479-(297+137)=463×2-18=818-162=42+73×7=500+(244-195)=397-138+22=642+232+113=176+229-210=57×(411-404)=870-405-316=74-33×2=193×(41-32)=22×3=279-118+356=140×8=92×3+475=875×(855-847)=64+200+186=584+(164-149)=306-(389-317)=131-(672-606)=516×5=431-(134+58)=414×9=553+677+300=348+(272-27)=39+257-223=667+981+414=76+98×5=981-353-424=548+952-169=249+(212-187)=400+(392-253)=902-98×6=874×6-167=107×5=668×6-979=376+371=260+(435-17)=336-25×8=452×2-64=953-(312+348)=41×6+306=170-125+141=358-138×2=479-76×3=77+164-61=457-37-109=306×(965-957)=643×(915-910)=487+(549-370)=900+70-643=601+303+58=35+(416-366)=371+131+255=613-(603-449)=366+332=281×2-380=525+441-257=158×(222-219)=540-(702-275)=217×8-54=94+741+768=410+132×4=399+50-309=72+322=313+70-55=338+129-180=762+633=362+232-420=187-(239-133)=458+357=111×4=431×2-754=218-177+179=457-(35+246)=368+99=144+349=414+17×6=277+(459-151)=634-(915-855)=497-425+103=1/8+5/8=462-25-54=385-345+165=13+670+942=136×5-312=219-(726-684)=276+(177-132)=633-104-513=550+166=829-218×3=975×8=214×5=188-13×4=4/10+5/10=122×(28-25)=95+64=2/4-1/4=605-(345-341)=614-(521-367)=937-(791-396)=823-447+381=883+998-351=201+211=808-567+464=448+(250-110)=480+281-172=754×6=28×3+616=92×4=487+23+148=489-(96-56)=525×9=460×2=265-187+209=1/7+2/7=296+442+15=310+109+109=93+102+737=746-(32+306)=504+384=216-78=232+231-134=244×3-561=289-(17+168)=272-(275-250)=421+600-465=109×6+224=735+242-685=975-30=797+(296-216)=86+306-64=652×2-202=368+40+436=163-(199-119)=883-(718-320)=234-(40+12)=353-181-18=280×3-210=826-(431-239)=參考答案308-(414-134)=28112×6-622=50101-(272-200)=29276-223=53357-52-68=237424×2=848537×2-683=391714×9-743=5683424-97=327905×2-188=1622205-(112+85)=853+91+707=851324-32×3=22821+73=94320-127=193496×5=2480930-(785-13)=158112+692+628=14321/5+2/5=3/581×2+441=603974-847=127670-206+968=1432305+(797-740)=362243-(216-45)=72526×(302-295)=3682771×(404-400)=3084301+742-267=776691-(38+95)=558779+50+870=1699497-243=254903+724+817=2444781-237×2=307289+(762-388)=663101-46-11=44934-(472+204)=258476-102×3=170559-41×6=313120×2=240200-61=139385×2=770337+694-539=492599+448+576=1623723-605-56=62462-60×4=222295-12×6=223839-(423+43)=373940-164-473=303812+(686-678)=820450-328+188=310370-11×6=304716-176×3=188397-92×4=29137×(438-433)=685252+139=391380-40×9=20454-(196+47)=211257-197=60900-23=877446-139+39=346960×4=3840882-341+143=684296+46-103=239469-454=15752×(854-847)=5264960+390+496=1846977-291-191=495112×(271-268)=336229+164-105=288909+846-669=1086451×2-245=657474-317+209=366336+849-713=472677×6=4062325-31×5=170267+112=379325-46=279981×(904-895)=8829522+585+11=11186/10-1/10=5/1042×8-29=307436-272-30=134314-69-234=11477-43=434420-(177+126)=117305×9=274575×(458-453)=375113+308-306=115371+33×6=5697/8-1/8=6/8358+103×5=873222+506=728760-417=343163+(650-202)=611153×2-216=901/7+4/7=5/7763+344+133=1240472-(118+176)=178604×8=4832135×5=675495+86=581294+(230-216)=308732-595-132=5385-143-119=123956-59+700=159785+170×3=595337+(965-603)=699145+245+378=768182-19=163618-306+678=990417+76×3=645999+304=1303217-22×7=63885-(899-313)=299423-14×2=395157-50×2=57339+95-404=30994-(903-586)=67718+43×6=276912-83×6=414470-49-212=209989+498-765=72219×6+987=1101456-114-330=12144+888-920=112237+159=39632×3=96576+(923-876)=623179+188-355=12763+389=1152549+245×3=128480×(171-164)=560804×2-678=930339×3=1017130-(335-205)=0470-39×2=392915-194×3=333463×2-695=231208-(322-299)=18534×(404-396)=272716×(581-577)=2864145-50=95471+61×3=654417+(402-248)=571742-434+220=528321-17×2=287275×3+177=100290+(299-99)=290358+134=492419-11×3=38691+17-106=2244-145+242=34157×8+349=80527×4=108144×2=28886+419+24=529165+192=357242+400+221=863235×2+861=1331310-236-24=50955-396-320=239302-274+313=34176+224=300160×5=800413-40×4=253144×4=57655-26×2=3897×6-359=5023351×8-88=2720236×(161-157)=944823-757-47=19298-180=118325+(333-31)=627262-182+41=121954+830+467=2251468-216+128=380148+(540-131)=557709+(798-183)=1324410-99-184=127787+(602-443)=946356-101-80=175147×3+239=680835+538+203=1576140×4=560772-651=121480-31×5=325551+204+190=945282+484-73=693461×7-488=2739252+199=451474×8=37922/6+3/6=5/6823-220-586=1788-14×5=18461-296=16573×(44-39)=365163+117-209=71187-(86+71)=30401×(610-605)=2005424+(196-133)=487130+204+10=3444/8-1/8=3/8783-(132+549)=102990-(143+313)=534977+(779-710)=1046825-(867-252)=21089×8+69=781373-(516-266)=12356×9+455=959479+712-533=658831+712=1543134+(311-117)=328404-(160+117)=1276/8-1/8=5/8464-(402+13)=49865-514-293=58318×3+394=1348241-209+395=42771+204+630=905110×8-742=138317-61×2=195929-239×2=451668-(61+143)=464243+157=400309+160×2=62991×(388-379)=819605-42×7=311179-(28+71)=80433-78+75=430189×2+340=718588-(792-248)=44205+270=47544×2=88294-(485-407)=216299-98-92=109434×(789-784)=2170479-44-344=9141+20=61408×4-251=1381354+64-318=100555+(852-529)=878553-402-106=45478+71×8=1046156+363+533=1052120+900-743=27762+117×5=647470-(36+427)=7261×3=783157×4-359=26950-14=36901-(392-36)=545421+(356-286)=491654-(32+619)=3810-394-216=200213+137+975=1325522×7-569=3085463+(308-114)=657463-(719-598)=342330-24×2=282124-42=82352-51-299=2281-238+330=373733-(493+97)=143190+54=244241+838+106=1185308-(84+224)=0461-27-416=18568-412-79=77424×7=2968811-278×2=255187+38-197=28651-21×3=588218+479-253=444565-309+458=714792-505=287165+224×4=1061195+232=427773×2-456=1090131+250-61=320182×5+551=146157×9-282=231117+(436-61)=49296×5+483=963418-185-114=11971×6+468=89435+182+400=617384-116×3=36216×9-90=1854448-(45+31)=372783+688+178=1649881+569=1450143+326-132=33727×(222-214)=216413-233-26=15477+(477-74)=480217-(49+30)=138728-71-380=277333-(796-686)=223340+60=400121+246=3673/6+2/6=5/678×(466-459)=54662+407-175=294364×2+133=861348×2-87=609617-494+485=608158×5-605=185463+45×5=688176+278-57=397334+(109-15)=428701-(887-328)=142495+230×2=955387-(480-269)=176417×2=834111-18×6=3698+83+551=13323/4-1/4=2/4232+185=41718×4=72269-142-115=12875+555=1430961-521-101=339497-368=129575-(124+59)=392173-71×2=31364-100×3=644/8-3/8=1/876×6-95=361453×(888-883)=2265320-(405-240)=155274×2=548542-312=230107+(348-180)=275843-(538+295)=10818-183×4=86315+94+389=7981/5+3/5=4/5239+(492-480)=251353-55-192=106165×2-177=153350-246+190=294965-172=793451-39-58=354143-(102-10)=51203+522=725696-155+988=1529451-(19+347)=85136×(416-412)=544489-404=85111×2+94=316353-226+341=468590×2-890=290174+136=310228×(697-694)=684660+(985-59)=1586114+53=167840-325+234=749962-(832+88)=42745+895+867=2507560×(68-62)=3360485+57-79=463216+537+64=817833-(220+556)=57543×6-116=3142286+42×7=580271-57-71=143284+760+294=1338453-423+172=202875-(677-368)=566808-555=253288×3-12=852410-217-24=169772+317=1089311+33-51=29358×5+306=596453+(659-348)=764243×5=1215308-(17+203)=88649+(680-248)=1081134×5+185=855647+87+683=141753+(293-257)=89222×4=888289×3-427=440804-778+419=445608-259=349591-(832-534)=293470+113×4=92276+210+984=1270759×3=227782+395+79=556916-369-66=481111×(235-229)=666337+90=42794×3+76=358209-202+75=82348-(77+35)=236121-82=39390+192×3=96679+224=303537×9=4833492+(401-75)=818702-(26+658)=18347-331+279=295491-(384-371)=4783/6-1/6=2/63/6-2/6=1/6677×3-919=1112346-51×2=244393-(304+21)=68437-288+897=1046128×7=896136-(351-224)=9948-226×4=44447-(217-97)=327470-61-108=301423-(150+94)=179625-90×2=445963-(103+747)=113558×(871-865)=3348134+78=212381-(919-716)=178780+621=14013/5-1/5=2/5184+30+402=616175×4=70090-17×3=39744-145-535=64490-49-122=319115×5=575732×(598-594)=2928761×7=5327850-595=255286×2=572242+495+586=1323313-(176+11)=126256-(517-308)=47636+44+135=815380-(24+108)=248172+39×2=250283×(190-187)=84932×(180-176)=128287-200=87137×7-738=22124+(381-131)=274969×(718-715)=2907272×(249-240)=2448604-18=586125×2=25097+268+29=394160+(670-646)=184942-(42+836)=64303×(281-275)=1818872-217-431=224394-122=272419+(846-789)=476964-348-471=145831×3-434=2059495-261=234601-(95+168)=338125×2-59=191378-99-232=47886-(229+374)=28337+181=21844+367×2=778903+457-158=1202123×7-757=10425+464+125=61481×4+157=48179×7-87=46664+185=249195+(148-83)=260176-30+116=262153+220-136=237462-51×3=309142×5-460=250254+764+401=1419933+(589-575)=947229×(112-108)=91668+405-433=40366-(224+75)=67210×3-193=437317-53+107=37187+(438-242)=283101×(456-449)=70796+163-214=45545+487-175=857155+(232-136)=251584-412-57=115925×4=3700993×8=7944124-23×3=55127+232=359364-22=342375-(282-144)=237496-(201+12)=283287×5-76=1359249×3=747440×8-930=2590154-84+91=161981×6=5886399+83-151=331309+28-198=139129-94+398=433477-197×2=83652-131+12=533330-(300-30)=60488×3-771=693278+159=437119×(110-102)=952203-26-91=86845-(487-371)=729563×(763-754)=5067677-87+834=1424622+350=972946-442×2=62189-(298-157)=48488-(466-253)=275501-54×7=123895×(259-256)=268592×(794-789)=460491-(349+99)=4382×(73-68)=410380+(233-120)=493779×7-217=5236336+72=408709-697=12456-49-264=143831+145×4=14114/7+2/7=6/7685-145=540421-(295-176)=302272-22+715=965388+175×5=1263984+(578-370)=1192103×(444-437)=721490-50=440302-39=263147×(232-229)=4413/8-2/8=1/8700-168-27=50538+76=114262-240=22419×8=3352309-(400-395)=304477-105+571=943502+374-800=7631+56×2=143493-(132+134)=227150+36×6=366272×3-155=661309×(168-165)=927249+234=483426+(455-99)=782394+(991-401)=984205×3=615454-209+598=84337+130=167131×(765-758)=91762+71+729=862904×(353-345)=7232479-26=453365+(441-128)=678417+(813-325)=905195×(423-420)=585449-110=339781-149×3=334271-149+430=552670-(563-238)=345909-260-195=454255+900=1155186×5+41=971173-115+405=46347+484-303=22877×2=15438×(249-244)=19073-(234-171)=10331+51+273=655399-254+85=230441-(332-277)=386738×3-199=2015183-(123+35)=25460×5-364=1936629+254+238=1121970+249+223=1442420-(493-155)=82276+856-812=320867×(375-372)=2601355-(300-236)=291492-(488-219)=223313-55×3=148501-47-218=236487-(157-94)=424224-209=15393-90=30393+258+490=841775-665=110505+11×8=593848-742=106182×(410-406)=728138×2=276903-(388+286)=22968+281=3491/8+3/8=4/8939-(238+149)=55228+378-359=472/3-1/3=1/3477-90=387467×5=2335305+474=779355+81=436628-96×5=148317-127+113=303115+41×5=32077+90=167628×(798-794)=2512791-(160+265)=366262×7-515=1319388+816=1204834-69×2=696461+484-749=196481-423=58230×2=460441+108×2=657447-86+715=107640×(402-397)=200156-(472-445)=129238-28×4=126805-384+433=854292+45+23=360324+89-350=6364×5-139=181102×2+286=490884-(180+558)=146192×2+293=67793×(711-706)=465466-(126+174)=166366-126-57=183122+206+49=3771/4+2/4=3/431+72+748=851930-(143-59)=846121×3=363674×(455-448)=4718490+776-539=727238+354+359=951274-104=170270-(224-78)=124597-256+901=1242855+278-658=475387-213+48=222116+314=430843-(792-701)=752370-57×6=28658-408+157=407312-(452-262)=122540-37+386=88916+184-156=4453×5-100=16510+790+928=1728944+810-302=1452899-490=409321-317+409=413372-181=19157×2-30=84631+(316-105)=842672-517+379=534104×3+163=47522+(881-528)=375807-(213+94)=500183+317-309=191392-327=65367-(78+165)=124240×3-38=682852-57=795173×(473-470)=519468-124-98=246333+90×3=603844+806=1650332+(176-23)=485440-134-167=139315×2=630973-103×5=458192+(867-852)=207135+(605-404)=336276-79-183=14477-344=133341+519+62=922115×(50-42)=920189-73+331=447770-535+251=486866-214+761=1413207-25×6=57157×2=314104×8+173=1005196×4+198=982953-219-264=470789-(37+562)=190961-271-646=44244×9-926=1270274-31=243905-547=358580×7-622=3438179-76=103343-(65+135)=143737-101+413=104974×6+693=1137150+335+319=804507+109=616131-59=72285×9=2565605-(307+160)=138433+(283-219)=497219+163-2