三年级数学(上)计算题专项练习附答案集锦

三年级数学(上)计算题专项练习附答案集锦303×3-87=850-834+827=2/6+4/6=800-237×2=817-(710-276)=618+331+79=111+363-469=886-248+261=213-203+148=422-414+191=824-296-105=617×(320-314)=442-238+71=290+(601-516)=930+233×2=351-(162-94)=492+189×3=244-147+254=156+(481-183)=603+132=870+603=315-135+246=115-10×8=275+117=841+998-55=351-38×5=995×8=409-150×2=284-40-194=875-61×5=383-(743-389)=64+17=201-158+386=393-33×9=226×(281-278)=941×(973-967)=79+313+506=234-(280-185)=502+628+457=958-(61+165)=565×2-246=288×3-237=513+20×6=401-200=959-185=151+66=339-54×5=87×8+569=52×(410-404)=260+157+69=964+(480-141)=264-(306-158)=477×2-569=593+419=751×5-104=348+(214-43)=499-65×2=166+46=155×(472-467)=162+904-587=383-(100+239)=298-90+213=457-416=238×2=494-278-47=4/6-1/6=298-(54+19)=934-200-120=492-425+394=233-(417-203)=3/6-2/6=191-(15+88)=374+88×2=685+661=244+916-335=317-(280+15)=685-(234+155)=703×7=999-(723-709)=426-210-65=832+622=414×7=46+(492-98)=715-162×4=812-743+491=889-108×4=44×(213-204)=329-120-132=3/7-2/7=3/6+2/6=252-(126+113)=254+656-532=753+445=486-207+176=153×5+782=499-156-27=165×(468-462)=332-34=141+(359-72)=325-107+697=400-(37+252)=130×(464-460)=399+241=411-(833-555)=701+874+65=856-445=791-610=70+318=76+187-67=290×3-359=318+99×2=448+(759-400)=699×7=438-144-52=163×4+228=14×9+374=4/8-3/8=26+(484-134)=494-(86+324)=142+(395-320)=706+(634-378)=481-(189-185)=254+29-278=500-(204+247)=318×(384-377)=684-30+651=199-(77-71)=193×3+431=52×4+280=460-30-131=406×9-847=262+(371-182)=406+(431-324)=303-(296-134)=254+200-39=2/8-1/8=449-(322-61)=572+727+817=322+481+58=336-157×2=75-(354-342)=100+376-367=238+111-208=243+61=990-64-900=734+419+105=129×(245-241)=963×8=18×7+428=460-83-286=365-(608-555)=585-191+84=880-114-193=373-13-54=50×(448-443)=316+786=691×(347-340)=205+(322-33)=999+68×3=849+390=333+33-138=67+361+228=387-(255+93)=176+(862-756)=73×(135-131)=265+(583-181)=499+(192-132)=383+(131-56)=111×(349-341)=93+86×4=129-12×2=429+447=76+24×8=393-(485-288)=419-53×2=580+650+23=293-(251-116)=945×(678-672)=359+796-943=126×6=102×8-585=442×2=931-466=977-521-397=5/8-2/8=364+981+144=914-(674-132)=945-701-102=731-(94+304)=378-(443-258)=996+439-406=899-29-62=182+197-286=395-226=725+(707-282)=499-401=862+857-872=433-(423-262)=684+477=205-56+93=450×2+345=440+171+18=89×8-306=286×3-573=291-(419-392)=112×(148-142)=424×4=183×(465-461)=314-(66+232)=954-(162+352)=125-13×6=353+127-358=256×2=474+432+41=390×9-512=20+132+200=964+751+627=356-208=446×2-794=442×9-617=691+(744-496)=481+(498-334)=249×4-46=47×8-107=17×5+492=81-(543-462)=225+87=184×(310-306)=334-(83+145)=221×3=228×3=69×(896-892)=706-(438-337)=44+62+344=562-332=313-11=130+(388-210)=468-118-313=239+51=463×2-248=1/5+2/5=857×(592-584)=960-471=383-(454-91)=429-39-205=252-79×3=258-22×5=58+206+426=454-(83+261)=240+(499-483)=908-364=863+21×9=474×3=704-594+970=446-229=52×6-281=511-50×4=879-572=363×6=885-301-333=238+634=63+760+740=196+90×4=287×2-433=427-300+29=356-50-208=332-260=236+210-421=492×2+236=477-135=170×3-240=654-(867-792)=90+239-76=298×7=311-(361-117)=327-312=463-27-32=296×2-39=262+650+74=233×3-684=493-304+220=114×5-482=90-13=938-(329+446)=62×3=793-(230+85)=744×(378-375)=582×8=971-133-381=894-839=369-(179+168)=56+138+877=282-161+205=904+937+82=987+585+811=166+68=732+933-756=979-299-32=468+931-203=206+880=31+487+60=16×(249-245)=329-247+289=27×3+93=38×(278-275)=71×5=288+157=813×9=318+770=403-61-291=699-(95+564)=229+637+495=511-(316-283)=90+121=676-337×2=388-(113+44)=130+162-204=74+70=150+48=617-(69+148)=60×6+486=1/6+3/6=901+393-902=292-(121-31)=840+467+433=784-126+394=434+75=387-(313+73)=990+250×4=469-55-61=347-(553-378)=965×(864-859)=351-200-85=359-71×2=475+(762-603)=371+(902-300)=99-60=319×2+209=823+92×7=261×(201-197)=620-123×4=242+62-64=121-48-22=198+138+335=376+(750-556)=974-271-454=195+180-350=918×(25-16)=383-251=805-(828-712)=17+41=482×6-27=492-73×5=347+16+477=39+64×7=852+(941-616)=39+19=606-534+995=355-66-261=932-832=70+275=981-(816+24)=126+449-291=2/3-1/3=144×5-416=475×2-356=900-(272+508)=788-(427+224)=930-(191+393)=236+134+102=647-24+564=406-(212+63)=485-87=276-161=304+431×2=639-290+892=414+16×6=909-(320+484)=422×2-302=309×3=242×2-336=796×3-44=689×(180-173)=481-(267-100)=486-(215+220)=392+198=144+178=961-(340+513)=472-64-164=355+82×2=41+117-82=334-(261-36)=397-127×3=584×4=159×8-268=408-50-224=40+(951-285)=488-144-54=476-(305+126)=364×2=23+(281-133)=365+(344-299)=790-(321-121)=427+71+333=273+608-661=3/7-1/7=500-109-138=226×4=751+(729-720)=839-301=343-83-105=23×4-74=160×5+854=596+102-660=318+161-27=366-(313+26)=568-(134+76)=459-358+397=815-163+23=274+445+35=441×(654-646)=481+39+114=400×4=303+259+251=396+(466-427)=214-19×9=422-135=442-100=386-(97+249)=333-(988-778)=45×2=460-(73+38)=323×2=157×(466-461)=841×(326-317)=23×7+361=307-243=36×(380-376)=364-192-126=339+(578-463)=175-136+53=260-176=144+153+145=474+(343-269)=694-17×8=750+556=759+276×3=343-(84+74)=590-(173-79)=400+171+295=491-59=63×(79-75)=21×8=713-(187+502)=995+263-299=887+604-692=37×(325-322)=668-213=77-23=139+782+57=769×7-103=270+255+421=257×5=131+105=75×4-241=812×(307-303)=276×9=466+(828-116)=644-23×9=268-136+55=849×8-193=151+153=5/10+3/10=952-(498+188)=269-(208-65)=727-13×7=116×4+284=806-92=848-(682-248)=3/4-1/4=398-37+35=180+271-366=227+23×2=731-(957-292)=560-32×2=141-(363-249)=95+145+229=811-35×6=85×2=151+511+99=125×4+279=836-647=194-92=446+137+814=177+482+126=289-212-38=125×6=199×2=33-20+27=407+(192-148)=862+29×3=128+149=847-164×2=363-200+184=966-750-213=142×8=781-101×5=456+60×8=631-274+78=703-242×2=83×7=201-109+236=16+(396-112)=407×2-557=269-(15+200)=216+91-291=141×7=760-114×5=47×2=441×(210-202)=325-137×2=105×5=746-421+598=876-337=412-37=388-(232-57)=212+566-236=85×3=213-166=2/5+3/5=144+246-44=361-53=9/10-1/10=558+218+204=233×2=367+399+125=39+390-244=803-(918-877)=719×5=349-135-147=277+95=303×3+845=28+68=98×9=374-198-79=184×4-418=232×3+161=186-89-42=5/8+2/8=144+(284-37)=87+(403-38)=254+845+819=718-260=293×(967-959)=560+(839-354)=940-102×6=11+56=40+54+38=474-(409-381)=468-160×2=617-95-389=300-82-162=428-(286-76)=274-20×6=949×9=82×(618-611)=516-516+289=677×(224-219)=448×2=62+401-73=279+89=791-240-86=806+567-988=909-150+202=198+369+26=1/5+3/5=933-834+453=169×4-416=86×8-642=229×3=748-(333+351)=939-465×2=975-963+260=185×(682-676)=362-80×3=64×(403-400)=579+480-302=522-45+137=70×(114-107)=332+57=179+72×4=850-251×3=315-(422-372)=319+(625-512)=145×4-243=124×2+303=233+426-270=177+(439-424)=465+(372-16)=754-192=144+(449-109)=23+668+874=55+(211-97)=224+100=423-112-188=471+132+277=44×6=386-(230+41)=944-240+803=488-(124+175)=969×6=529-39-159=403-310+39=339×2-534=339-242+340=228-189=435-18×2=237×(419-415)=215+983-777=411-65+140=2/8+4/8=680+637-575=805+(856-694)=105×(325-321)=874-(222+205)=449-55×2=370+362=138-114=424-(334-319)=137×5=348-63-100=955-96×9=502+234-18=36×6=440+125=675-(267-216)=980-(950-48)=775-17-725=102×8-184=640+427+458=730-(257+426)=248×6-694=901×8-748=351+104×2=467-351=337×6-560=672+(419-385)=343+(500-496)=520+474-545=403-268-99=178×(497-492)=828+576+498=959-32-186=87×(125-117)=450×2-441=340×(638-630)=772-26×9=759×7-710=43+18=628-64=90×(219-214)=466-15×4=237+17×7=1/7+2/7=367-(320-279)=473+(800-726)=111+283=372-(196+82)=920-(85+535)=591-385-100=862-204+515=268+132-233=102×(487-479)=135+(495-390)=189+293=226×9-407=52×2=237+(386-342)=489-11×8=143×3=70+28=237-86+729=927-(197+501)=178+93-259=517-84×5=953×6=3/5-2/5=852+302+470=87+215=526×3=871×3=443-10×9=888-37-377=170×8-165=829-511=537+149-281=382-34×9=76×2+501=500-(387-25)=792+(806-111)=782×(278-269)=599-51-491=397-27+41=765-138-447=27×(433-425)=357-19×5=845-129+389=606-101×4=271+126=787-(518+237)=476-(464-445)=386-(194+29)=235-13×4=184×4-126=778-(672-419)=169×2-228=327-149+172=327+994-558=436-300-24=386-11×6=774×4-943=39×4+273=727+(649-208)=814+830+783=315+66=675×5-168=555+931=96+403=442+(743-631)=945-446×2=289-(462-275)=789×4-121=603-56×9=314-(399-226)=434+79=317-216=1/8+2/8=203+112×6=344×(415-406)=302+423=255+177-79=361×2=92×6=336-118+129=193+131-28=174-133=326+(392-84)=425-85=134×4+20=472-(361+65)=850-607+738=29+146+471=41×4+314=278×(389-385)=468+(365-348)=290+(393-23)=455-223+56=421-(217+45)=80-(332-328)=96×6+114=596+826+33=94+349+418=277-(137-46)=166×5+716=197-41×4=751+492+711=75×8+194=465-(407-120)=249-80-84=443-(276+155)=962+805+380=809-790=724-(48+543)=13×(21-14)=424+440-571=27×9+404=616×7-608=304-111+109=270+(442-76)=148×(338-333)=287+40×2=237-212=962-177×5=85+295=157×(201-195)=487+27×9=249+142=537-177-158=371-(75+61)=210-142+358=97×(390-387)=110×7+83=439-(197+102)=110×3=339×6-961=481-(169+162)=486×(317-311)=751-185=604×2-748=413+45-413=809-263-30=312+340+200=173×4-651=21+62×3=413-289=163×5=487-183=395+255×2=510+(949-943)=453-72×6=326-(101+186)=319-(203-80)=809-358×2=722-38+305=259-19=672-(953-771)=422-288-77=63×2+450=251-113=428-(488-368)=106+366-121=429+192+205=763×(751-745)=58+(368-78)=346×7-642=442+612-790=131+90-63=207+167-293=376-16-301=182+179=151-26×3=754-611+111=879-(375-44)=322-103+104=910-44×9=377-(11+338)=135×6-552=77×8-396=728+209×4=924-247+503=252+188-237=772×(59-54)=308×3-804=627+(256-152)=726-(11+569)=391-120=164+89+253=41×4=825-31+133=2/8+5/8=307+162-192=229+505+109=47×(42-33)=332-133=851+487-700=113+46×5=565-478+358=106×6=315-(762-720)=3/9-2/9=590+323-817=360-81-93=720+825=156×2=参考答案303×3-87=822850-834+827=8432/6+4/6=1800-237×2=326817-(710-276)=383618+331+79=1028111+363-469=5886-248+261=899213-203+148=158422-414+191=199824-296-105=423617×(320-314)=3702442-238+71=275290+(601-516)=375930+233×2=1396351-(162-94)=283492+189×3=1059244-147+254=351156+(481-183)=454603+132=735870+603=1473315-135+246=426115-10×8=35275+117=392841+998-55=1784351-38×5=161995×8=7960409-150×2=109284-40-194=50875-61×5=570383-(743-389)=2964+17=81201-158+386=429393-33×9=96226×(281-278)=678941×(973-967)=564679+313+506=898234-(280-185)=139502+628+457=1587958-(61+165)=732565×2-246=884288×3-237=627513+20×6=633401-200=201959-185=774151+66=217339-54×5=6987×8+569=126552×(410-404)=312260+157+69=486964+(480-141)=1303264-(306-158)=116477×2-569=385593+419=1012751×5-104=3651348+(214-43)=519499-65×2=369166+46=212155×(472-467)=775162+904-587=479383-(100+239)=44298-90+213=421457-416=41238×2=476494-278-47=1694/6-1/6=3/6298-(54+19)=225934-200-120=614492-425+394=461233-(417-203)=193/6-2/6=1/6191-(15+88)=88374+88×2=550685+661=1346244+916-335=825317-(280+15)=22685-(234+155)=296703×7=4921999-(723-709)=985426-210-65=151832+622=1454414×7=289846+(492-98)=440715-162×4=67812-743+491=560889-108×4=45744×(213-204)=396329-120-132=773/7-2/7=1/73/6+2/6=5/6252-(126+113)=13254+656-532=378753+445=1198486-207+176=455153×5+782=1547499-156-27=316165×(468-462)=990332-34=298141+(359-72)=428325-107+697=915400-(37+252)=111130×(464-460)=520399+241=640411-(833-555)=133701+874+65=1640856-445=411791-610=18170+318=38876+187-67=196290×3-359=511318+99×2=516448+(759-400)=807699×7=4893438-144-52=242163×4+228=88014×9+374=5004/8-3/8=1/826+(484-134)=376494-(86+324)=84142+(395-320)=217706+(634-378)=962481-(189-185)=477254+29-278=5500-(204+247)=49318×(384-377)=2226684-30+651=1305199-(77-71)=193193×3+431=101052×4+280=488460-30-131=299406×9-847=2807262+(371-182)=451406+(431-324)=513303-(296-134)=141254+200-39=4152/8-1/8=1/8449-(322-61)=188572+727+817=2116322+481+58=861336-157×2=2275-(354-342)=63100+376-367=109238+111-208=141243+61=304990-64-900=26734+419+105=1258129×(245-241)=516963×8=770418×7+428=554460-83-286=91365-(608-555)=312585-191+84=478880-114-193=573373-13-54=30650×(448-443)=250316+786=1102691×(347-340)=4837205+(322-33)=494999+68×3=1203849+390=1239333+33-138=22867+361+228=656387-(255+93)=39176+(862-756)=28273×(135-131)=292265+(583-181)=667499+(192-132)=559383+(131-56)=458111×(349-341)=88893+86×4=437129-12×2=105429+447=87676+24×8=268393-(485-288)=196419-53×2=313580+650+23=1253293-(251-116)=158945×(678-672)=5670359+796-943=212126×6=756102×8-585=231442×2=884931-466=465977-521-397=595/8-2/8=3/8364+981+144=1489914-(674-132)=372945-701-102=142731-(94+304)=333378-(443-258)=193996+439-406=1029899-29-62=808182+197-286=93395-226=169725+(707-282)=1150499-401=98862+857-872=847433-(423-262)=272684+477=1161205-56+93=242450×2+345=1245440+171+18=62989×8-306=406286×3-573=285291-(419-392)=264112×(148-142)=672424×4=1696183×(465-461)=732314-(66+232)=16954-(162+352)=440125-13×6=47353+127-358=122256×2=512474+432+41=947390×9-512=299820+132+200=352964+751+627=2342356-208=148446×2-794=98442×9-617=3361691+(744-496)=939481+(498-334)=645249×4-46=95047×8-107=26917×5+492=57781-(543-462)=0225+87=312184×(310-306)=736334-(83+145)=106221×3=663228×3=68469×(896-892)=276706-(438-337)=60544+62+344=450562-332=230313-11=302130+(388-210)=308468-118-313=37239+51=290463×2-248=6781/5+2/5=3/5857×(592-584)=6856960-471=489383-(454-91)=20429-39-205=185252-79×3=15258-22×5=14858+206+426=690454-(83+261)=110240+(499-483)=256908-364=544863+21×9=1052474×3=1422704-594+970=1080446-229=21752×6-281=31511-50×4=311879-572=307363×6=2178885-301-333=251238+634=87263+760+740=1563196+90×4=556287×2-433=141427-300+29=156356-50-208=98332-260=72236+210-421=25492×2+236=1220477-135=342170×3-240=270654-(867-792)=57990+239-76=253298×7=2086311-(361-117)=67327-312=15463-27-32=404296×2-39=553262+650+74=986233×3-684=15493-304+220=409114×5-482=8890-13=77938-(329+446)=16362×3=186793-(230+85)=478744×(378-375)=2232582×8=4656971-133-381=457894-839=55369-(179+168)=2256+138+877=1071282-161+205=326904+937+82=1923987+585+811=2383166+68=234732+933-756=909979-299-32=648468+931-203=1196206+880=108631+487+60=57816×(249-245)=64329-247+289=37127×3+93=17438×(278-275)=11471×5=355288+157=445813×9=7317318+770=1088403-61-291=51699-(95+564)=40229+637+495=1361511-(316-283)=47890+121=211676-337×2=2388-(113+44)=231130+162-204=8874+70=144150+48=198617-(69+148)=40060×6+486=8461/6+3/6=4/6901+393-902=392292-(121-31)=202840+467+433=1740784-126+394=1052434+75=509387-(313+73)=1990+250×4=1990469-55-61=353347-(553-378)=172965×(864-859)=4825351-200-85=66359-71×2=217475+(762-603)=634371+(902-300)=97399-60=39319×2+209=847823+92×7=1467261×(201-197)=1044620-123×4=128242+62-64=240121-48-22=51198+138+335=671376+(750-556)=570974-271-454=249195+180-350=25918×(25-16)=8262383-251=132805-(828-712)=68917+41=58482×6-27=2865492-73×5=127347+16+477=84039+64×7=487852+(941-616)=117739+19=58606-534+995=1067355-66-261=28932-832=10070+275=345981-(816+24)=141126+449-291=2842/3-1/3=1/3144×5-416=304475×2-356=594900-(272+508)=120788-(427+224)=137930-(191+393)=346236+134+102=472647-24+564=1187406-(212+63)=131485-87=398276-161=115304+431×2=1166639-290+892=1241414+16×6=510909-(320+484)=105422×2-302=542309×3=927242×2-336=148796×3-44=2344689×(180-173)=4823481-(267-100)=314486-(215+220)=51392+198=590144+178=322961-(340+513)=108472-64-164=244355+82×2=51941+117-82=76334-(261-36)=109397-127×3=16584×4=2336159×8-268=1004408-50-224=13440+(951-285)=706488-144-54=290476-(305+126)=45364×2=72823+(281-133)=171365+(344-299)=410790-(321-121)=590427+71+333=831273+608-661=2203/7-1/7=2/7500-109-138=253226×4=904751+(729-720)=760839-301=538343-83-105=15523×4-74=18160×5+854=1654596+102-660=38318+161-27=452366-(313+26)=27568-(134+76)=358459-358+397=498815-163+23=675274+445+35=754441×(654-646)=3528481+39+114=634400×4=1600303+259+251=813396+(466-427)=435214-19×9=43422-135=287442-100=342386-(97+249)=40333-(988-778)=12345×2=90460-(73+38)=349323×2=646157×(466-461)=785841×(326-317)=756923×7+361=522307-243=6436×(380-376)=144364-192-126=46339+(578-463)=454175-136+53=92260-176=84144+153+145=442474+(343-269)=548694-17×8=558750+556=1306759+276×3=1587343-(84+74)=185590-(173-79)=496400+171+295=866491-59=43263×(79-75)=25221×8=168713-(187+502)=24995+263-299=959887+604-692=79937×(325-322)=111668-213=45577-23=54139+782+57=978769×7-103=5280270+255+421=946257×5=1285131+105=23675×4-241=59812×(307-303)=3248276×9=2484466+(828-116)=1178644-23×9=437268-136+55=187849×8-193=6599151+153=3045/10+3/10=8/10952-(498+188)=266269-(208-65)=126727-13×7=636116×4+284=748806-92=714848-(682-248)=4143/4-1/4=2/4398-37+35=396180+271-366=85227+23×2=273731-(957-292)=66560-32×2=496141-(363-249)=2795+145+229=469811-35×6=60185×2=170151+511+99=761125×4+279=779836-647=189194-92=102446+137+814=1397177+482+126=785289-212-38=39125×6=750199×2=39833-20+27=40407+(192-148)=451862+29×3=949128+149=277847-164×2=519363-200+184=347966-750-213=3142×8=1136781-101×5=276456+60×8=936631-274+78=435703-242×2=21983×7=581201-109+236=32816+(396-112)=300407×2-557=257269-(15+200)=54216+91-291=16141×7=987760-114×5=19047×2=94441×(210-202)=3528325-137×2=51105×5=525746-421+598=923876-337=539412-37=375388-(232-57)=213212+566-236=54285×3=255213-166=472/5+3/5=1144+246-44=346361-53=3089/10-1/10=8/10558+218+204=980233×2=466367+399+125=89139+390-244=185803-(918-877)=762719×5=3595349-135-147=67277+95=372303×3+845=175428+68=9698×9=882374-198-79=97184×4-418=318232×3+161=857186-89-42=555/8+2/8=7/8144+(284-37)=39187+(403-38)=452254+845+819=1918718-260=458293×(967-959)=2344560+(839-354)=1045940-102×6=32811+56=6740+54+38=132474-(409-381)=446468-160×2=148617-95-389=133300-82-162=56428-(286-76)=218274-20×6=154949×9=854182×(618-611)=574516-516+289=289677×(224-219)=3385448×2=89662+401-73=390279+89=368791-240-86=465806+567-988=385909-150+202=961198+369+26=5931/5+3/5=4/5933-834+453=552169×4-416=26086×8-642=46229×3=687748-(333+351)=64939-465×2=9975-963+260=272185×(682-676)=1110362-80×3=12264×(403-400)=192579+480-302=757522-45+137=61470×(114-107)=490332+57=389179+72×4=467850-251×3=97315-(422-372)=265319+(625-512)=432145×4-243=337124×2+303=551233+426-270=389177+(439-424)=192465+(372-16)=821754-192=562144+(449-109)=48423+668+874=156555+(211-97)=169224+100=324423-112-188=123471+132+277=88044×6=264386-(230+41)=115944-240+803=1507488-(124+175)=189969×6=5814529-39-159=331403-310+39=132339×2-534=144339-242+340=437228-189=39435-18×2=399237×(419-415)=948215+983-777=421411-65+140=4862/8+4/8=6/8680+637-575=742805+(856-694)=967105×(325-321)=420874-(222+205)=447449-55×2=339370+362=732138-114=24424-(334-319)=409137×5=685348-63-100=185955-96×9=91502+234-18=71836×6=216440+125=565675-(267-216)=624980-(950-48)=78775-17-725=33102×8-184=632640+427+458=1525730-(257+426)=47248×6-694=794901×8-748=6460351+104×2=559467-351=116337×6-560=1462672+(419-385)=706343+(500-496)=347520+474-545=449403-268-99=36178×(497-492)=890828+576+498=1902959-32-186=74187×(125-117)=696450×2-441=459340×(638-630)=2720772-26×9=538759×7-710=460343+18=61628-64=56490×(219-214)=450466-15×4=406237+17×7=3561/7+2/7=3/7367-(320-279)=326473+(800-726)=547111+283=394372-(196+82)=94920-(85+535)=300591-385-100=106862-204+515=1173268+132-233=167102×(487-479)=816135+(495-390)=240189+293=482226×9-407=162752×2=104237+(386-342)=281489-11×8=401143×3=42970+28=98237-86+729=880927-(197+501)=229178+93-259=12517-84×5=97953×6=57183/5-2/5=1/5852+302+470=162487+215=302526×3=1578871×3=2613443-10×9=353888-37-377=474170×8-165=1195829-511=318537+149-281=405382-34×9=7676×2+501=653500-(387-25)=138792+(806-111)=1487782×(278-269)=7038599-51-491=57397-27+41=411765-138-447=18027×(433-425)=216357-19×5=262845-129+389=1105606-101×4=202271+126=397787-(518+237)=32476-(464-4