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292×2-348=196×3+256=409×9=894-(773+92)=633+201-357=44-(816-793)=126+366-457=413+548=44×8-224=47×(242-233)=938-625-252=104×(492-484)=238×3-561=526+869=32+80-22=373+110×8=243×4+483=87+(462-15)=510×2-243=333+69=480-(57+48)=25×9=395-(424-173)=961-886+22=375-148-87=287+143-151=416-12-386=134+301=204-51×4=364-124=393-37×6=374-34×3=345×3-825=81+392+457=176-20+192=33+596+27=2/6+3/6=205+147=834×(80-72)=480-(107+194)=670×4-218=435+(418-266)=303-237+296=743×7=98×(118-109)=27+395-116=732-668+628=175-160+288=286-184-95=28+136=88-(119-105)=269-80=982+487-954=172+(295-289)=780×6=133×5-285=13+82+905=85×(473-470)=290-183=352×4-948=491-(14+56)=52×(50-43)=3/5-1/5=415-(424-262)=47×8+24=79×3=296-239=561-235=702-(817-733)=309+127=572+360+98=178+212×2=889-288=228-14×6=178-(317-149)=291+50=149+117+363=868-671=325+134-432=358+95-58=29+139+198=218-12×2=509×7=124-(142-57)=457-159=109×6+608=107×6-543=727-(689-161)=101×2+254=639+685+24=713×4=424+(775-287)=87×2=256+797=821+567=136×2=36×5+467=323+113-51=634×5-939=110+96+207=618-359+423=489-(47+399)=246×3=480+892+165=93×4-158=971-(311+105)=416-274=484×2-345=187+440=397-(39+226)=713+(917-429)=271-216-31=372-165-118=242+143×4=397-29-89=655+156=453-(159+52)=97×9-391=586-93-463=670×7=346+866+117=124+301+113=960-(120+116)=672-99-549=351-158+215=902×(676-669)=454-24×4=409×(848-842)=5/9-2/9=443+280=818+29×6=249-17×8=120-47-54=131×3=944×4=471-136×2=873+(159-135)=348-238+784=730-(408+220)=473-388+182=5/7-2/7=125+(804-113)=4/8+2/8=226×(263-259)=88+468+204=923-567+672=325-243+166=185-(416-286)=75+121+366=437-(341+26)=321-(286-262)=942-44×9=382-311+386=936-341-216=169+187+577=907-(276+435)=31+(483-170)=357-59-13=210-84-34=819×8=1/5+2/5=354-(196+29)=584×2-187=112×6-49=632-(624-322)=333×2-116=512+462-654=459-430=402+387-86=123+311=636-(666-468)=166+(372-352)=209×2=212+79-86=472-(331+110)=303+(854-382)=482-392+231=727-101-242=775+77+47=297+13+209=628-37×6=386+929-159=444-(342-325)=997+626+186=389-(355-347)=57+155×3=306×2=634-(887-594)=295+(473-424)=931-633+79=772×(136-129)=82+113=168+950=336-(392-315)=411-(169+73)=279+141-274=486+101×3=423-(81+152)=578+(882-150)=468-24=618+618+790=143×2+873=626-13×9=240+134-139=26×(271-265)=274-(56+203)=405-(127+131)=301-242+337=581×(570-565)=446-232=17×(320-316)=139×6=255-13×7=447-122+170=290+308+283=87×(35-27)=397-(131+215)=908×(380-374)=22+205×2=594-325+108=38×(122-115)=33×4+246=734-350=309×2+540=847-(156+253)=141×(371-367)=251-45×2=397-82-251=108×4+486=952-570=748+930-341=190×3+256=422-86×3=266×4=493×5-245=292-(275-34)=287+339-277=325-96-99=2/6-1/6=440-33×3=405-(245+125)=102-(40+19)=85×(940-932)=362×2=442+(397-257)=100×5=247+209=126×4-490=457+(372-104)=85×(464-458)=196-(205-92)=843-(459-26)=145×5+49=223-201+75=880+381+746=114×4-140=133×5-328=174+319=428-(246+177)=410×(851-842)=100+261-154=132+342-50=264×2-28=207-60=134×3-20=467-(187+159)=155+107=29×(445-442)=70×(65-56)=843+198×2=263-115-117=65+298=551-320=784×5-504=729+203=591-112=547+266+54=789×2-823=817-(10+463)=107+90×7=124+399=498×5=188+163-332=846-160×4=414×2-394=302-201-10=688-29×2=657-278+765=853×(591-587)=227+825-961=329-(174+53)=56×8-103=52+188=874×(923-917)=274×3=560×(787-781)=86-52-22=864+(557-346)=415-(330-237)=740-449-96=258+(585-364)=408-317+348=899×6-689=649-30-524=378+362-310=800-261+198=239-(112+89)=216×3=212+141-291=87+358=352-220=753-33×8=325+404+847=601-98+715=821-189×2=81+(454-264)=856-87×5=660-522-123=3/5+2/5=139×2-250=443-(167+244)=436+600-480=675+461+941=410+28+328=83×7+275=136-64×2=946+(751-386)=269-(109-40)=820-116-696=3/8+4/8=179-55×2=484-63×4=305-20×6=739+973-961=438+313+701=123+162+694=634+(379-280)=259+151-67=724-569=567-68×8=219+586+133=53×(471-468)=334+(400-103)=456×2-543=315+608=288-(266-65)=879-27×3=95+150=344-(41+282)=434+(232-24)=73×9=726+553+197=275×5=663-(828-310)=41-30-10=446-367+212=910×9=4/7+2/7=545-144=385+(412-210)=400+63-222=919-550-290=141+101=231-25=485-(242-154)=3/7-2/7=791+(497-430)=487+85×4=365-198=429-16+44=5/7+2/7=113×7-296=270+107×6=744-(277+388)=15+993-690=499-299-106=572-(710-630)=341+205+191=116×5-576=589×4=940×(823-817)=182×5=29×(214-208)=278-262=391×5-95=460-(199+101)=981-408+711=156-129+204=2/4-1/4=874-18-641=217+(395-192)=449+81×4=372+36×8=338-248=381+134-446=668×6-455=186+285-334=71×5+616=521×8-954=734-476-205=130+11-129=928+(210-97)=414+77-227=632-(575-221)=344-47-254=226+(852-147)=284-28=197+596+20=966-30-851=867-(485-241)=410-274=895-(706-130)=204×(338-334)=945-(413+376)=153+350=938+(312-96)=868+355+623=444+(364-167)=430×(208-199)=762-103+629=898×8-624=90+302+157=820-701=387-70-294=279×(491-488)=414-411+326=373-310=627+503-309=152+341+435=545+76+321=40×3+845=365-139=379-125-187=212+(296-81)=54×8+417=423-(254-179)=67+295=94×3=112×5=148+(448-270)=414×2-372=279×(82-79)=155+49=313+943+749=499+382=130×(69-62)=117+39×4=148-110+222=271+74=21×9=48×3=168×4+153=930-40×3=410×2=464-31-43=43×3=75×8-446=196×3+175=260×3=276-19×8=300+51×7=151×(500-496)=231+(265-161)=930-(214+340)=396×3-34=719×3=816-627-158=225-185=769-185-76=829+151×3=1/4+2/4=92+276-261=369+409=529-(107+247)=242+(475-148)=72+138-162=352-88-78=923+994+129=444-27+850=266×3-514=369-25+16=734-(805-286)=428×8=34×6+265=680+634=517+(993-165)=184-133+329=363+(955-954)=252-99×2=196×9-187=107×(375-371)=120×5+799=10×5+397=355-(295-58)=199-32×3=157×4-383=201+(152-142)=113+81+148=110+120=155-154+806=965-732-211=570×3=946+(218-104)=529+323×3=834-497-230=648+903+773=147+(729-239)=398-224=772×5-584=554+156×4=460×2=839+74×8=201×4-479=58×4=440-(305+80)=404×6-917=169×(470-463)=941+32×9=42+(471-404)=875-383=88×4=849+246+99=320+351=301-122+124=957+950-882=153+478+879=101×3+159=437+174=139+594=478-(589-424)=429-(62+38)=101×6=120+32-108=90×(469-461)=151+133=108-(63-36)=379-(361-178)=118×(120-116)=202+237=160×6=986-751+839=194+(730-651)=525-(660-599)=451+114×2=773-540=720-46-376=842×7=827-(482+98)=315+61=74×6+274=41+68+499=51×8=754+(855-679)=316-124=222+60-221=292-(269-104)=153+407-526=439-373+432=451-126×2=469+523-96=334-111+194=253×2=103×(49-44)=142-100+430=79+295=170×(219-216)=93+732+928=212-33=399-55×7=469+73×4=2/8+5/8=934-(965-459)=786-215=125×7-138=215-42-54=43×9+678=1/8+3/8=446×2=651×8-77=40+200=301+109=180×5=27+429+187=131+259=605+(864-696)=3/7-1/7=188+(481-380)=466-168+96=176-94+140=196×(31-26)=311+73=928×7=913-430×2=744×8-421=539-(319+70)=30+297×3=556-152=390-(38+175)=972-460×2=403-(24+61)=277-(167-13)=91+309+315=301-231=214+149=959-(407+541)=357-(279-180)=2/3-1/3=783-(976-679)=156+65=321-262-18=15+264+629=121+966+871=37×(199-192)=97×9-688=375-88=927+687-760=649+112=58+110×4=930-(371+194)=254+64=329-52×4=377-157-182=296-55-24=719×(101-92)=289-(244-221)=919-268×3=571×7=390-199=868+383+586=289+(459-279)=584-274-128=4/5-1/5=143+503+140=680-533+688=34+53-21=330-151=252-(624-582)=576×4-919=434-65×2=763+826-272=485-411=725-455=877+75+896=954+207+719=104×7-58=500-46×7=632-(355-19)=172-(413-342)=238-(248-156)=955×(493-484)=418×3-682=723×4-448=838-115-468=307-27×8=17+125+382=740+715=332-27=463+(476-177)=476-400-58=117+(511-10)=466+944-134=261+937+33=698-(523+114)=230+223-70=752-221×2=725×(238-234)=197+123-152=753×9-980=651-63×6=932-(251+382)=79+117=303×2+473=266-159+371=361-90+153=876-609=426-14×3=22×7+160=121+238-120=420-(331+15)=253×(928-924)=380+32×5=966-433+962=275-67-178=773-(323+42)=977+779-639=893-(424+407)=323-204=42×3+227=765-(81+280)=425×(77-68)=754-182+352=725×(137-131)=467-412=429-32×6=834-100+127=1/7+4/7=812+465-655=429-161×2=442-60×2=761×9-35=59×8=864-127-40=4/7-1/7=946-117×4=163+670+33=781-294×2=473-362-73=428-200-120=99×(79-74)=169-119+226=51+118+17=697-277-308=117-49+192=546-(412+84)=862×(529-526)=890+667+27=167-94+13=64×(233-225)=668-(69+16)=844-(214+42)=395+(204-68)=271+746-457=3/7+4/7=456-(300-255)=229+(67-54)=265+45=866-25×5=501-(155-105)=659-(900-738)=387-(107+142)=432-167+457=471-113×2=691-(415+237)=366+(435-129)=275×3-492=965-310×2=836-404=491-35×9=947-689+184=861-227=314-126×2=485-356-66=702+726=250+237-431=363-102×3=891-(197+538)=852-247-101=122×(145-141)=122×7=481-381=416-167×2=744+575+960=13+979+860=519×4=85×(405-401)=908-181=468+743-660=388-(566-490)=3/4-1/4=743-196-23=492-(807-315)=136+306-310=317-(369-315)=996+232×3=686×(889-883)=51+(47-35)=458-195-66=188×9=641-38+109=76×(395-387)=202-115=432-18×3=839-67×8=914+849=126+(191-51)=470+(243-224)=565+(478-200)=846+672-801=68+523-250=803-338+958=499-352=982-316+509=904×(951-942)=946×(575-568)=389+(965-912)=857-(433+74)=476-(92-46)=687-(295+270)=714-(365+143)=680×8=530-386-36=898-(364-106)=161+277×3=208×7-950=601+456=698+211=118+202=433-384=74+205-140=407+94+133=499-471+159=841+(827-189)=301-44+199=75×(151-147)=895×5=965+227-852=475+14×4=479-372=146+(168-163)=392-187-96=48×2+162=996-585=615×9-330=987-(930-15)=472-(31+123)=993+696=336-315=763-(924-609)=475-(43+354)=928-552+554=210-62×3=433-19-170=451+(830-544)=671-(698-156)=380×8=166-12+836=43×(434-431)=216×3+326=167×5-282=571-(676-171)=803+(900-74)=70+(382-208)=223×4=410+191+32=426-122+170=369+(663-341)=977+38×7=360-59=435-(414-159)=363-(456-187)=61×7+314=5/6-1/6=485-206-84=591-172×3=147×6=615+976-179=989-764=606-110×5=249+231=149×3=600+398-887=261+222-350=99×4-149=111+138×7=674-433-67=438-(38+380)=72+(184-92)=300-14×2=30×9-128=584+164+34=430-26=993×(270-263)=427-(290-173)=138-54+315=参考答案292×2-348=236196×3+256=844409×9=3681894-(773+92)=29633+201-357=47744-(816-793)=21126+366-457=35413+548=96144×8-224=12847×(242-233)=423938-625-252=61104×(492-484)=832238×3-561=153526+869=139532+80-22=90373+110×8=1253243×4+483=145587+(462-15)=534510×2-243=777333+69=402480-(57+48)=37525×9=225395-(424-173)=144961-886+22=97375-148-87=140287+143-151=279416-12-386=18134+301=435204-51×4=0364-124=240393-37×6=171374-34×3=272345×3-825=21081+392+457=930176-20+192=34833+596+27=6562/6+3/6=5/6205+147=352834×(80-72)=6672480-(107+194)=179670×4-218=2462435+(418-266)=587303-237+296=362743×7=520198×(118-109)=88227+395-116=306732-668+628=692175-160+288=303286-184-95=728+136=16488-(119-105)=74269-80=189982+487-954=515172+(295-289)=178780×6=4680133×5-285=38013+82+905=100085×(473-470)=255290-183=107352×4-948=460491-(14+56)=42152×(50-43)=3643/5-1/5=2/5415-(424-262)=25347×8+24=40079×3=237296-239=57561-235=326702-(817-733)=618309+127=436572+360+98=1030178+212×2=602889-288=601228-14×6=144178-(317-149)=10291+50=341149+117+363=629868-671=197325+134-432=27358+95-58=39529+139+198=366218-12×2=194509×7=3563124-(142-57)=39457-159=298109×6+608=1262107×6-543=99727-(689-161)=199101×2+254=456639+685+24=1348713×4=2852424+(775-287)=91287×2=174256+797=1053821+567=1388136×2=27236×5+467=647323+113-51=385634×5-939=2231110+96+207=413618-359+423=682489-(47+399)=43246×3=738480+892+165=153793×4-158=214971-(311+105)=555416-274=142484×2-345=623187+440=627397-(39+226)=132713+(917-429)=1201271-216-31=24372-165-118=89242+143×4=814397-29-89=279655+156=811453-(159+52)=24297×9-391=482586-93-463=30670×7=4690346+866+117=1329124+301+113=538960-(120+116)=724672-99-549=24351-158+215=408902×(676-669)=6314454-24×4=358409×(848-842)=24545/9-2/9=3/9443+280=723818+29×6=992249-17×8=113120-47-54=19131×3=393944×4=3776471-136×2=199873+(159-135)=897348-238+784=894730-(408+220)=102473-388+182=2675/7-2/7=3/7125+(804-113)=8164/8+2/8=6/8226×(263-259)=90488+468+204=760923-567+672=1028325-243+166=248185-(416-286)=5575+121+366=562437-(341+26)=70321-(286-262)=297942-44×9=546382-311+386=457936-341-216=379169+187+577=933907-(276+435)=19631+(483-170)=344357-59-13=285210-84-34=92819×8=65521/5+2/5=3/5354-(196+29)=129584×2-187=981112×6-49=623632-(624-322)=330333×2-116=550512+462-654=320459-430=29402+387-86=703123+311=434636-(666-468)=438166+(372-352)=186209×2=418212+79-86=205472-(331+110)=31303+(854-382)=775482-392+231=321727-101-242=384775+77+47=899297+13+209=519628-37×6=406386+929-159=1156444-(342-325)=427997+626+186=1809389-(355-347)=38157+155×3=522306×2=612634-(887-594)=341295+(473-424)=344931-633+79=377772×(136-129)=540482+113=195168+950=1118336-(392-315)=259411-(169+73)=169279+141-274=146486+101×3=789423-(81+152)=190578+(882-150)=1310468-24=444618+618+790=2026143×2+873=1159626-13×9=509240+134-139=23526×(271-265)=156274-(56+203)=15405-(127+131)=147301-242+337=396581×(570-565)=2905446-232=21417×(320-316)=68139×6=834255-13×7=164447-122+170=495290+308+283=88187×(35-27)=696397-(131+215)=51908×(380-374)=544822+205×2=432594-325+108=37738×(122-115)=26633×4+246=378734-350=384309×2+540=1158847-(156+253)=438141×(371-367)=564251-45×2=161397-82-251=64108×4+486=918952-570=382748+930-341=1337190×3+256=826422-86×3=164266×4=1064493×5-245=2220292-(275-34)=51287+339-277=349325-96-99=1302/6-1/6=1/6440-33×3=341405-(245+125)=35102-(40+19)=4385×(940-932)=680362×2=724442+(397-257)=582100×5=500247+209=456126×4-490=14457+(372-104)=72585×(464-458)=510196-(205-92)=83843-(459-26)=410145×5+49=774223-201+75=97880+381+746=2007114×4-140=316133×5-328=337174+319=493428-(246+177)=5410×(851-842)=3690100+261-154=207132+342-50=424264×2-28=500207-60=147134×3-20=382467-(187+159)=121155+107=26229×(445-442)=8770×(65-56)=630843+198×2=1239263-115-117=3165+298=363551-320=231784×5-504=3416729+203=932591-112=479547+266+54=867789×2-823=755817-(10+463)=344107+90×7=737124+399=523498×5=2490188+163-332=19846-160×4=206414×2-394=434302-201-10=91688-29×2=630657-278+765=1144853×(591-587)=3412227+825-961=91329-(174+53)=10256×8-103=34552+188=240874×(923-917)=5244274×3=822560×(787-781)=336086-52-22=12864+(557-346)=1075415-(330-237)=322740-449-96=195258+(585-364)=479408-317+348=439899×6-689=4705649-30-524=95378+362-310=430800-261+198=737239-(112+89)=38216×3=648212+141-291=6287+358=445352-220=132753-33×8=489325+404+847=1576601-98+715=1218821-189×2=44381+(454-264)=271856-87×5=421660-522-123=153/5+2/5=1139×2-250=28443-(167+244)=32436+600-480=556675+461+941=2077410+28+328=76683×7+275=856136-64×2=8946+(751-386)=1311269-(109-40)=200820-116-696=83/8+4/8=7/8179-55×2=69484-63×4=232305-20×6=185739+973-961=751438+313+701=1452123+162+694=979634+(379-280)=733259+151-67=343724-569=155567-68×8=23219+586+133=93853×(471-468)=159334+(400-103)=631456×2-543=369315+608=923288-(266-65)=87879-27×3=79895+150=245344-(41+282)=21434+(232-24)=64273×9=657726+553+197=1476275×5=1375663-(828-310)=14541-30-10=1446-367+212=291910×9=81904/7+2/7=6/7545-144=401385+(412-210)=587400+63-222=241919-550-290=79141+101=242231-25=206485-(242-154)=3973/7-2/7=1/7791+(497-430)=858487+85×4=827365-198=167429-16+44=4575/7+2/7=1113×7-296=495270+107×6=912744-(277+388)=7915+993-690=318499-299-106=94572-(710-630)=492341+205+191=737116×5-576=4589×4=2356940×(823-817)=5640182×5=91029×(214-208)=174278-262=16391×5-95=1860460-(199+101)=160981-408+711=1284156-129+204=2312/4-1/4=1/4874-18-641=215217+(395-192)=420449+81×4=773372+36×8=660338-248=90381+134-446=69668×6-455=3553186+285-334=13771×5+616=971521×8-954=3214734-476-205=53130+11-129=12928+(210-97)=1041414+77-227=264632-(575-221)=278344-47-254=43226+(852-147)=931284-28=256197+596+20=813966-30-851=85867-(485-241)=623410-274=136895-(706-130)=319204×(338-334)=816945-(413+376)=156153+350=503938+(312-96)=1154868+355+623=1846444+(364-167)=641430×(208-199)=3870762-103+629=1288898×8-624=656090+302+157=549820-701=119387-70-294=23279×(491-488)=837414-411+326=329373-310=63627+503-309=821152+341+435=928545+76+321=94240×3+845=965365-139=226379-125-187=67212+(296-81)=42754×8+417=849423-(254-179)=34867+295=36294×3=282112×5=560148+(448-270)=326414×2-372=456279×(82-79)=837155+49=204313+943+749=2005499+382=881130×(69-62)=910117+39×4=273148-110+222=260271+74=34521×9=18948×3=144168×4+153=825930-40×3=810410×2=820464-31-43=39043×3=12975×8-446=154196×3+175=763260×3=780276-19×8=124300+51×7=657151×(500-496)=604231+(265-161)=335930-(214+340)=376396×3-34=1154719×3=2157816-627-158=31225-185=40769-185-76=508829+151×3=12821/4+2/4=3/492+276-261=107369+409=778529-(107+247)=175242+(475-148)=56972+138-162=48352-88-78=186923+994+129=2046444-27+850=1267266×3-514=284369-25+16=360734-(805-286)=215428×8=342434×6+265=469680+634=1314517+(993-165)=1345184-133+329=380363+(955-954)=364252-99×2=54196×9-187=1577107×(375-371)=428120×5+799=139910×5+397=447355-(295-58)=118199-32×3=103157×4-383=245201+(152-142)=211113+81+148=342110+120=230155-154+806=807965-732-211=22570×3=1710946+(218-104)=1060529+323×3=1498834-497-230=107648+903+773=2324147+(729-239)=637398-224=174772×5-584=3276554+156×4=1178460×2=920839+74×8=1431201×4-479=32558×4=232440-(305+80)=55404×6-917=1507169×(470-463)=1183941+32×9=122942+(471-404)=109875-383=49288×4=352849+246+99=1194320+351=671301-122+124=303957+950-882=1025153+478+879=1510101×3+159=462437+174=611139+594=733478-(589-424)=313429-(62+38)=329101×6=606120+32-108=4490×(469-461)=720151+133=284108-(63-36)=81379-(361-178)=196118×(120-116)=472202+237=439160×6=960986-751+839=1074194+(730-651)=273525-(660-599)=464451+114×2=679773-540=233720-46-376=298842×7=5894827-(482+98)=247315+61=37674×6+274=71841+68+499=60851×8=408754+(855-679)=930316-124=192222+60-221=61292-(269-104)=127153+407-526=34439-373+432=498451-126×2=199469+523-96=896334-111+194=417253×2=506103×(49-44)=515142-100+430=47279+295=374170×(219-216)=51093+732+928=1753212-33=179399-55×7=14469+73×4=7612/8+5/8=7/8934-(965-459)=428786-215=571125×7-138=737215-42-54=11943×9+678=10651/8+3/8=4/8446×2=892651×8-77=513140+200=240301+109=410180×5=90027+429+187=643131+259=390605+(864-696)=7733/7-1/7=2/7188+(481-380)=289466-168+96=394176-94+140=222196×(31-26)=980311+73=384928×7=6496913-430×2=53744×8-421=5531539-(319+70)=15030+297×3=921556-152=404390-(38+175)=177972-460×2=52403-(24+61)=318277-(167-13)=12391+309+315=715301-231=70214+149=363959-(407+541)=11357-(279-180)=2582/3-1/3=1/3783-(976-679)=486156+65=221321-262-18=4115+264+629=908121+966+871=195837×(199-192)=25997×9-688=185375-88=287927+687-760=854649+112=76158+110×4=498930-(371+194)=365254+64=318329-52×4=121377-157-182=38296-55-24=217719×(101-92)=6471289-(244-221)=266919-268×3=115571×7=3997390-199=191868+383+586=1837289+(459-279)=469584-274-128=1824/5-1/5=3/5143+503+140=786680-533+688=83534+53-21=66330-151=179252-(624-582)=210576×4-919=1385434-65×2=304763+826-272=1317485-411=74725-455=270877+75+896=1848954+207+719=1880104×7-58=670500-46×7=178632-(355-19)=296172-(413-342)=101238-(248-156)=146955×(493-484)=8595418×3-682=572723×4-448=2444838-115-468=255307-27×8=9117+125+382=524740+715=1455332-27=305463+(476-177)=762476-400-58=18117+(511-10)=618466+944-134=1276261+937+33=1231698-(523+114)=61230+223-70=383752-221×2=310725×(238-234)=2900197+123-152=168753×9-980=5797651-63×6=273932-(251+382)=29979+117=196303×2+473=1079266-159+371=478361-90+153=424876-609=267426-14×3=38422×7+160=314121+238-120=239420-(331+15)=74253×(928-924)=1012380+32×5=540966-433+962=1495275-67-178=30773-(323+42)=408977+779-639=1117893-(424+407)=62323-204=11942×3+227=353765-(81+280)=404425×(77-68)=3825754-182+352=924725×(137-131)=4350467-412=55429-32×6=237834-100+127=8611/7+4/7=5/7812+465-655=622429-161×2=107442-60×2=322761×9-35=681459×8=472864-127-40=6974/7-1/7=3/7946-117×4=478163+670+33=866781-294×2=193473-362-73=38428-200-120=10899×(79-74)=495169-119+226=27651+118+17=186697-277-308=112117-49+192=260546-(412+84