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197×(334-331)=40+(97-30)=201×3-347=913-208×3=25×2+429=448-55×7=215×(127-123)=102+328=693-182=241+492-287=309+103+577=869×2-802=719-169=184-170+92=781+306=225-171+444=284+812=170×9-318=108+(366-342)=963+31-263=393-20-348=713-57-204=470-128×3=998-(110+865)=697-259+19=255+911+301=139+98=2/8-1/8=52×(43-40)=316+591+64=988+398×2=184+(606-91)=851-735+10=36×7+443=262+108-194=165×3-374=746-(346+325)=68-(300-276)=489+(386-186)=47+21=179×5=443×(465-462)=90-53+40=249-21×8=497-306=120+82=441×7-555=85-16+74=666×9=351+(482-19)=250×2+475=282-97×2=572-45-340=831+(369-301)=537-332=155×4-447=102×7-626=771×4=722+259=585-171=438-80=28×5=503×6-242=4/8-2/8=869+(759-47)=275-210=302-252=1/6+4/6=3/6-1/6=878-333-267=524×9-960=964-(687-556)=304-236=972+172-553=156-128+85=79-(308-286)=370-95=889+595=832+(830-211)=287+(293-92)=345+55-394=25+20×7=357-(24+213)=888+27+82=626-301-84=1/7+2/7=975-878+346=543×7-91=966-(622-23)=431-(130+210)=446-107×2=924-31×8=891-(672+20)=527+476+748=880-(588-496)=260+420=836+736-185=430+61-363=70+216-168=204×3+628=876+(964-552)=983-244×4=782+(273-260)=165+122=106×(107-101)=458×2-367=475-(82+258)=413-(818-442)=36×6=621-295-104=213×2=184+884=388+820-548=126×(243-240)=946-729-22=1/8+7/8=977-(482+109)=900-578=493+(248-213)=196-81+123=121×2-107=321-14×9=578-(295-143)=502-(152+305)=158-142+353=58+498-12=2/5+3/5=941-(606+176)=627-(513+95)=226-27=442×7-634=242-(357-253)=968-457=134-(385-323)=884×(139-131)=469-(200-87)=871-59×8=291-35+112=296×3=366+(471-34)=153×6=249-(51+140)=307-36×7=462-(76+185)=407-136-93=67×6=970+167×5=243-(379-164)=383-163-46=744×(932-929)=387-(62+87)=654×(81-77)=784-129×5=392+774-49=337×2-388=974×8=47+(488-387)=174×5=193+266-412=130+247=785-299-245=407-64×2=317-69×4=219-128+16=139×5-289=473-204-100=387×2-498=376-219+25=99×4+184=778-682+296=474+595-363=588+(828-699)=4/7+3/7=984-216+43=87×9-500=524×9-106=605×7-346=34-22=13×(375-366)=42+60×9=442-199-234=474+(326-141)=884×(779-772)=637-202×2=681-194-395=218×(869-860)=438×2=92+(238-214)=84×2+154=385-64-32=499-48×6=62×(425-418)=170+277-28=475-367+873=265+562=301-204=337-250+208=441×(266-260)=285×4=234+124-176=317-15-80=115+670=234+(338-220)=596-(996-531)=450-(103+325)=242+429=187+(325-167)=108×6-267=438-18×6=484-(360+74)=729-159=78+(428-104)=415-143=350-60+148=229×4-638=167-146=997+(547-462)=752-(710-505)=113×6=91×6-433=478-114×4=3/7+2/7=704×6=355-61×3=677-(28+295)=829-(990-968)=951-815+789=122+136+309=982+228-998=185×2-81=151+(808-520)=555-(56+71)=472-(142+235)=102×(423-418)=230×(303-299)=235+206=454-402+454=242+(228-219)=192+101=926-271=463-(299+120)=978+253×3=344+138=844+314-665=201+437-243=192-129-29=726×6=142+114-52=790-427=420-338=221-132+26=740-(418-159)=638×9-408=166+177-191=985-(770-651)=144+308-143=444-215-25=22+424-71=314-33×3=15×9+862=10×(441-434)=431-(492-306)=147-(13+80)=515-123×3=5/6-1/6=447×(578-574)=446-75=55×2+261=352-267=788+959+939=692-(427-287)=176-79-19=333-(65+147)=97×(214-207)=399-11×7=2/7-1/7=960×(243-237)=296-112+120=35×(204-199)=3/8-1/8=249×2=752-(281+389)=363+(916-643)=816-341×2=762-240=643-185=254-(346-208)=54+(908-905)=583-(536-271)=391-297=230×2-436=265×8=591+241+106=656×7=733+(242-231)=942+31-736=654+596+964=79+168=818+134+17=95+212×3=99+591+96=3/9+5/9=511×7=315+498=362×2=514-113-258=529×(349-342)=2/4-1/4=41+969-873=202-188+376=184+308=309+328=343+739+152=922-241-540=841×3-386=441×6=509+472-167=1/4+2/4=634×7-850=172×(289-286)=285-52×3=930-(107+462)=265+131=677-344-280=949-(133+332)=504+403-671=385-(194-142)=92+473+134=226-15×2=410-(135+66)=464-(68+325)=950-129=491-471=230-170+323=499-112-27=237+132+438=434+(396-59)=304-10×7=274+466×2=486-244+44=192×3+320=255-20×3=73×(237-228)=41×8+283=305×3=473×2+663=840-365=487-(213+256)=364-(209-65)=418+(479-101)=3/5-1/5=591-271-161=278×2+248=344+41+194=259+94-312=793-334+464=46×7-223=657-207×2=81+612+234=410-289+225=376+863+541=786×(95-92)=50+449+348=930-153×5=223+61-197=977-(50+650)=467-(112+82)=152+285+218=141×2=145-138+444=235-122+273=549×3=318-(30+198)=710×6-187=286-24×8=390-(85+29)=393+79-443=23+27=366-85=77×6=820+276×2=395×2-82=905-(479+96)=840-167-462=284+179-372=198-170+385=311+24×2=473×(585-581)=296-89-75=343×8-615=112-32-18=333+481-388=264+83-315=496-300-32=305+472+76=661-(659-391)=803-608=465-(412-301)=201+198×4=170+(354-218)=20-(306-286)=100+288=807-(564+94)=767-602=211+642+130=405×2=153-11×7=913×6=238+109=15×(444-436)=330-(365-330)=867×(963-956)=980-791-57=467+(984-367)=135+176=330-285=973-119×4=858-389+886=4/8-3/8=690+(216-152)=493-98-332=321×5-883=230×4=47+262+121=98+367-188=381-108=164+35=404+69=401+844-706=143×3=822-(431+317)=200+257=803×6-350=317-(74+123)=544+307-529=761-(616-185)=145+473+329=137×3=194-(346-187)=437-21×4=779-44-193=915-277×3=473-(234-95)=166+312=222×9=91+344+280=48+386-309=432-83×5=853-(177+275)=798×(205-198)=155×4-564=421-(129+181)=457-282+558=713-702+335=350+(220-51)=300-129=260×2-207=209-(155-99)=455-41-127=575-(204+76)=235-106-116=620-(237+193)=81×7+178=147-100+308=594+665=943+745=401-280=930-(46+538)=62×8+143=77×(124-117)=92×4-149=165×(252-248)=120×(493-485)=804+(335-262)=867-11-174=415-22×4=486+103×8=218+252+872=48+275+246=808-75×3=661-627+592=439-184-238=43+(724-519)=119×(268-264)=485+27×6=741-719+347=678-(498-87)=176×(528-520)=80×8-250=161-107-18=203×(613-610)=306-(135+26)=265+799=106+(326-57)=822+828=502+939-756=387+23-333=269+68+192=134×(346-340)=69×(307-301)=546-(498+45)=4/8+3/8=88+116=175×4=802×(407-402)=54×(159-150)=164+21-114=12+389+357=698+112×5=144-20=656-96×3=133×4+530=63+33×7=993-765-121=615×9-393=17×7=549+823-992=915-194-381=246-(347-324)=888+563+741=207-99+502=966-427-459=44×(319-316)=853-(946-358)=726-341-118=747+(788-51)=48×4+365=987×9=478×2=363×6=415×7=289+170=20×7=441-(159+97)=53+(334-243)=424-(278-253)=585-(278-176)=151×3=765-627=85-(136-122)=625-(877-680)=630+21+119=132+475+778=512+861+844=144+536+287=279-(469-374)=310×2-121=459-(179-104)=97×2=942-51×9=435-374-53=648+(757-390)=406-(103+47)=220+603+72=429×2-11=557+160=327-(131+36)=805-(243-198)=184×5+473=6/8-1/8=253×2+561=187+48×5=793-361-22=5/8-2/8=31×(236-233)=35×4+69=318×(637-633)=282+(401-146)=154-62×2=133+67×4=794-380-393=158+194-265=125+(117-30)=243-(57+46)=463-202-245=339-(229+53)=69+146=83×9-298=445-(16+171)=154×6=824-272=174+76×7=197×2+310=224+162-307=378×2-481=526×2=229+58×2=640-32×7=280-(144+69)=447+(313-135)=297+146=441-417+241=907-129-33=248-(59+59)=715-(496+219)=949-792+530=572×4-181=469-285+186=216+269=566-(381-364)=405-363=434+(240-186)=669-133×3=871×8-779=739-513-147=73+65=913-429-366=658-144×2=168×4-74=441-330+339=410-53×5=518-358+953=400-(474-426)=85×3=230-46-165=506+(277-260)=417+240+205=187+259=424-(347+58)=227-(414-363)=169-(108-40)=4/7+2/7=485-(103+195)=51×4=974-(921-376)=491-12×2=400-(211+27)=769-489+296=458×2-518=280-95+18=647-(629-106)=945+191+850=174+629+489=30+732+295=250×4+360=93×5=271+(338-155)=297-58×4=895-245=366-146×2=352×2=569-(276-66)=841-184=65×8+68=905-(371-339)=614-236+319=213×(479-476)=156×2=389-181=726-(295-72)=737+417=436×(680-677)=995-90+960=71×5+801=119+(394-44)=372+145+130=143+891-242=296-75+133=958×(791-786)=648-392=869-406+479=378+117=157+514+174=998×7=342-26×8=373×5-348=470+(229-22)=242-73-92=52×4=624-577=411-42×5=370-130+252=91-78+404=265-(381-287)=276×2=163-71=845-217-120=639+396+476=398-377+140=348+146=266+209-275=579+131-339=347×(76-70)=250+141=154+275=321×(334-331)=534-30×6=701+207+626=346-300+515=565-(821-507)=754+838-810=492-(476-448)=240-(470-452)=65-(198-160)=93×8-332=163×(387-384)=933+980+728=447-124=245+(460-105)=393+474=508-204+248=414-131×3=12×2=96×7=887+(516-28)=229+192-234=839×(73-70)=435+(318-216)=383+671+29=392-46×2=759-(553+61)=346-195-112=1/8+3/8=175+131+42=52×7+885=735×9-764=464-(284-156)=133×5-575=303-61=512×(918-913)=875+122+785=507×(665-662)=454-424=415×3=647+248+28=978-893-43=462-(347+56)=89×4=183-90+140=339-106-164=931×5=42+406+400=10×(224-221)=487×(63-55)=488-120×3=411+988-108=414+30-90=404+145×5=388-41×9=148+13-86=98×(175-169)=233-172=190-82-43=347-(474-230)=769×8-298=994-265×3=349+295=101×2+165=375+(225-144)=670-165=110+267=90×2+141=16+395-285=456×2-506=203-12×3=861-311=45+183×2=556+17×2=700×8=353+385=822+(274-190)=28+688-40=461+728=207+326+350=809-285+983=62×(478-473)=432-60×6=886-291=435-346+327=210×2-345=155×2-283=410×5-391=209-194=954+(263-45)=81+(429-115)=691+612-136=440×6=933+57×5=155+78+335=982-69×8=549+950-954=146+339=170+346=398-34=349-56=263+563=388+24×9=137+(870-118)=221+639-393=233-(558-359)=211-113-73=193+(393-359)=304×2+140=24×8-19=132+31-121=432+842+243=634×9-529=353-16=980-(25+218)=231+580=902+819+732=607+218-73=344+125+411=45+474+121=102×(213-208)=956+(741-364)=89+131=131+799+12=165-156+426=454-370-18=1/8+6/8=379-50×5=168-62=288+844+788=480-(389-137)=202+808+528=176+(437-397)=397×2-705=791-231-270=38+694+251=183+293=784-667+497=122+248×2=411-146-201=118×8=591×(225-218)=327+114-376=11×5+442=478×(73-70)=78+206-32=463-96-347=124-94+12=361×(364-357)=362+(486-31)=316-18×8=998-121-225=490-(21+104)=370-306-62=733+346+59=178+(962-356)=4/8-1/8=14×4+323=253+158+14=442-(30+349)=216+60×9=42+463×2=94-(78-33)=736-399=761×9-112=406-273=884+75×7=919-(536+375)=482-(475-245)=169×5+632=565+(879-181)=405-119+25=982+591-448=61+137×4=245+55×7=210×(56-52)=96+114=669×8-510=104+164×5=191×9=参考答案197×(334-331)=59140+(97-30)=107201×3-347=256913-208×3=28925×2+429=479448-55×7=63215×(127-123)=860102+328=430693-182=511241+492-287=446309+103+577=989869×2-802=936719-169=550184-170+92=106781+306=1087225-171+444=498284+812=1096170×9-318=1212108+(366-342)=132963+31-263=731393-20-348=25713-57-204=452470-128×3=86998-(110+865)=23697-259+19=457255+911+301=1467139+98=2372/8-1/8=1/852×(43-40)=156316+591+64=971988+398×2=1784184+(606-91)=699851-735+10=12636×7+443=695262+108-194=176165×3-374=121746-(346+325)=7568-(300-276)=44489+(386-186)=68947+21=68179×5=895443×(465-462)=132990-53+40=77249-21×8=81497-306=191120+82=202441×7-555=253285-16+74=143666×9=5994351+(482-19)=814250×2+475=975282-97×2=88572-45-340=187831+(369-301)=899537-332=205155×4-447=173102×7-626=88771×4=3084722+259=981585-171=414438-80=35828×5=140503×6-242=27764/8-2/8=2/8869+(759-47)=1581275-210=65302-252=501/6+4/6=5/63/6-1/6=2/6878-333-267=278524×9-960=3756964-(687-556)=833304-236=68972+172-553=591156-128+85=11379-(308-286)=57370-95=275889+595=1484832+(830-211)=1451287+(293-92)=488345+55-394=625+20×7=165357-(24+213)=120888+27+82=997626-301-84=2411/7+2/7=3/7975-878+346=443543×7-91=3710966-(622-23)=367431-(130+210)=91446-107×2=232924-31×8=676891-(672+20)=199527+476+748=1751880-(588-496)=788260+420=680836+736-185=1387430+61-363=12870+216-168=118204×3+628=1240876+(964-552)=1288983-244×4=7782+(273-260)=795165+122=287106×(107-101)=636458×2-367=549475-(82+258)=135413-(818-442)=3736×6=216621-295-104=222213×2=426184+884=1068388+820-548=660126×(243-240)=378946-729-22=1951/8+7/8=1977-(482+109)=386900-578=322493+(248-213)=528196-81+123=238121×2-107=135321-14×9=195578-(295-143)=426502-(152+305)=45158-142+353=36958+498-12=5442/5+3/5=1941-(606+176)=159627-(513+95)=19226-27=199442×7-634=2460242-(357-253)=138968-457=511134-(385-323)=72884×(139-131)=7072469-(200-87)=356871-59×8=399291-35+112=368296×3=888366+(471-34)=803153×6=918249-(51+140)=58307-36×7=55462-(76+185)=201407-136-93=17867×6=402970+167×5=1805243-(379-164)=28383-163-46=174744×(932-929)=2232387-(62+87)=238654×(81-77)=2616784-129×5=139392+774-49=1117337×2-388=286974×8=779247+(488-387)=148174×5=870193+266-412=47130+247=377785-299-245=241407-64×2=279317-69×4=41219-128+16=107139×5-289=406473-204-100=169387×2-498=276376-219+25=18299×4+184=580778-682+296=392474+595-363=706588+(828-699)=7174/7+3/7=1984-216+43=81187×9-500=283524×9-106=4610605×7-346=388934-22=1213×(375-366)=11742+60×9=582442-199-234=9474+(326-141)=659884×(779-772)=6188637-202×2=233681-194-395=92218×(869-860)=1962438×2=87692+(238-214)=11684×2+154=322385-64-32=289499-48×6=21162×(425-418)=434170+277-28=419475-367+873=981265+562=827301-204=97337-250+208=295441×(266-260)=2646285×4=1140234+124-176=182317-15-80=222115+670=785234+(338-220)=352596-(996-531)=131450-(103+325)=22242+429=671187+(325-167)=345108×6-267=381438-18×6=330484-(360+74)=50729-159=57078+(428-104)=402415-143=272350-60+148=438229×4-638=278167-146=21997+(547-462)=1082752-(710-505)=547113×6=67891×6-433=113478-114×4=223/7+2/7=5/7704×6=4224355-61×3=172677-(28+295)=354829-(990-968)=807951-815+789=925122+136+309=567982+228-998=212185×2-81=289151+(808-520)=439555-(56+71)=428472-(142+235)=95102×(423-418)=510230×(303-299)=920235+206=441454-402+454=506242+(228-219)=251192+101=293926-271=655463-(299+120)=44978+253×3=1737344+138=482844+314-665=493201+437-243=395192-129-29=34726×6=4356142+114-52=204790-427=363420-338=82221-132+26=115740-(418-159)=481638×9-408=5334166+177-191=152985-(770-651)=866144+308-143=309444-215-25=20422+424-71=375314-33×3=21515×9+862=99710×(441-434)=70431-(492-306)=245147-(13+80)=54515-123×3=1465/6-1/6=4/6447×(578-574)=1788446-75=37155×2+261=371352-267=85788+959+939=2686692-(427-287)=552176-79-19=78333-(65+147)=12197×(214-207)=679399-11×7=3222/7-1/7=1/7960×(243-237)=5760296-112+120=30435×(204-199)=1753/8-1/8=2/8249×2=498752-(281+389)=82363+(916-643)=636816-341×2=134762-240=522643-185=458254-(346-208)=11654+(908-905)=57583-(536-271)=318391-297=94230×2-436=24265×8=2120591+241+106=938656×7=4592733+(242-231)=744942+31-736=237654+596+964=221479+168=247818+134+17=96995+212×3=73199+591+96=7863/9+5/9=8/9511×7=3577315+498=813362×2=724514-113-258=143529×(349-342)=37032/4-1/4=1/441+969-873=137202-188+376=390184+308=492309+328=637343+739+152=1234922-241-540=141841×3-386=2137441×6=2646509+472-167=8141/4+2/4=3/4634×7-850=3588172×(289-286)=516285-52×3=129930-(107+462)=361265+131=396677-344-280=53949-(133+332)=484504+403-671=236385-(194-142)=33392+473+134=699226-15×2=196410-(135+66)=209464-(68+325)=71950-129=821491-471=20230-170+323=383499-112-27=360237+132+438=807434+(396-59)=771304-10×7=234274+466×2=1206486-244+44=286192×3+320=896255-20×3=19573×(237-228)=65741×8+283=611305×3=915473×2+663=1609840-365=475487-(213+256)=18364-(209-65)=220418+(479-101)=7963/5-1/5=2/5591-271-161=159278×2+248=804344+41+194=579259+94-312=41793-334+464=92346×7-223=99657-207×2=24381+612+234=927410-289+225=346376+863+541=1780786×(95-92)=235850+449+348=847930-153×5=165223+61-197=87977-(50+650)=277467-(112+82)=273152+285+218=655141×2=282145-138+444=451235-122+273=386549×3=1647318-(30+198)=90710×6-187=4073286-24×8=94390-(85+29)=276393+79-443=2923+27=50366-85=28177×6=462820+276×2=1372395×2-82=708905-(479+96)=330840-167-462=211284+179-372=91198-170+385=413311+24×2=359473×(585-581)=1892296-89-75=132343×8-615=2129112-32-18=62333+481-388=426264+83-315=32496-300-32=164305+472+76=853661-(659-391)=393803-608=195465-(412-301)=354201+198×4=993170+(354-218)=30620-(306-286)=0100+288=388807-(564+94)=149767-602=165211+642+130=983405×2=810153-11×7=76913×6=5478238+109=34715×(444-436)=120330-(365-330)=295867×(963-956)=6069980-791-57=132467+(984-367)=1084135+176=311330-285=45973-119×4=497858-389+886=13554/8-3/8=1/8690+(216-152)=754493-98-332=63321×5-883=722230×4=92047+262+121=43098+367-188=277381-108=273164+35=199404+69=473401+844-706=539143×3=429822-(431+317)=74200+257=457803×6-350=4468317-(74+123)=120544+307-529=322761-(616-185)=330145+473+329=947137×3=411194-(346-187)=35437-21×4=353779-44-193=542915-277×3=84473-(234-95)=334166+312=478222×9=199891+344+280=71548+386-309=125432-83×5=17853-(177+275)=401798×(205-198)=5586155×4-564=56421-(129+181)=111457-282+558=733713-702+335=346350+(220-51)=519300-129=171260×2-207=313209-(155-99)=153455-41-127=287575-(204+76)=295235-106-116=13620-(237+193)=19081×7+178=745147-100+308=355594+665=1259943+745=1688401-280=121930-(46+538)=34662×8+143=63977×(124-117)=53992×4-149=219165×(252-248)=660120×(493-485)=960804+(335-262)=877867-11-174=682415-22×4=327486+103×8=1310218+252+872=134248+275+246=569808-75×3=583661-627+592=626439-184-238=1743+(724-519)=248119×(268-264)=476485+27×6=647741-719+347=369678-(498-87)=267176×(528-520)=140880×8-250=390161-107-18=36203×(613-610)=609306-(135+26)=145265+799=1064106+(326-57)=375822+828=1650502+939-756=685387+23-333=77269+68+192=529134×(346-340)=80469×(307-301)=414546-(498+45)=34/8+3/8=7/888+116=204175×4=700802×(407-402)=401054×(159-150)=486164+21-114=7112+389+357=758698+112×5=1258144-20=124656-96×3=368133×4+530=106263+33×7=294993-765-121=107615×9-393=514217×7=119549+823-992=380915-194-381=340246-(347-324)=223888+563+741=2192207-99+502=610966-427-459=8044×(319-316)=132853-(946-358)=265726-341-118=267747+(788-51)=148448×4+365=557987×9=8883478×2=956363×6=2178415×7=2905289+170=45920×7=140441-(159+97)=18553+(334-243)=144424-(278-253)=399585-(278-176)=483151×3=453765-627=13885-(136-122)=71625-(877-680)=428630+21+119=770132+475+778=1385512+861+844=2217144+536+287=967279-(469-374)=184310×2-121=499459-(179-104)=38497×2=194942-51×9=483435-374-53=8648+(757-390)=1015406-(103+47)=256220+603+72=895429×2-11=847557+160=717327-(131+36)=160805-(243-198)=760184×5+473=13936/8-1/8=5/8253×2+561=1067187+48×5=427793-361-22=4105/8-2/8=3/831×(236-233)=9335×4+69=209318×(637-633)=1272282+(401-146)=537154-62×2=30133+67×4=401794-380-393=21158+194-265=87125+(117-30)=212243-(57+46)=140463-202-245=16339-(229+53)=5769+146=21583×9-298=449445-(16+171)=258154×6=924824-272=552174+76×7=706197×2+310=704224+162-307=79378×2-481=275526×2=1052229+58×2=345640-32×7=416280-(144+69)=67447+(313-135)=625297+146=443441-417+241=265907-129-33=745248-(59+59)=130715-(496+219)=0949-792+530=687572×4-181=2107469-285+186=370216+269=485566-(381-364)=549405-363=42434+(240-186)=488669-133×3=270871×8-779=6189739-513-147=7973+65=138913-429-366=118658-144×2=370168×4-74=598441-330+339=450410-53×5=145518-358+953=1113400-(474-426)=35285×3=255230-46-165=19506+(277-260)=523417+240+205=862187+259=446424-(347+58)=19227-(414-363)=176169-(108-40)=1014/7+2/7=6/7485-(103+195)=18751×4=204974-(921-376)=429491-12×2=467400-(211+27)=162769-489+296=576458×2-518=398280-95+18=203647-(629-106)=124945+191+850=1986174+629+489=129230+732+295=1057250×4+360=136093×5=465271+(338-155)=454297-58×4=65895-245=650366-146×2=74352×2=704569-(276-66)=359841-184=65765×8+68=588905-(371-339)=873614-236+319=697213×(479-476)=639156×2=312389-181=208726-(295-72)=503737+417=1154436×(680-677)=1308995-90+960=186571×5+801=1156119+(394-44)=469372+145+130=647143+891-242=792296-75+133=354958×(791-786)=4790648-392=256869-406+479=942378+117=495157+514+174=845998×7=6986342-26×8=134373×5-348=1517470+(229-22)=677242-73-92=7752×4=208624-577=47411-42×5=201370-130+252=49291-78+404=417265-(381-287)=171276×2=552163-71=92845-217-120=508639+396+476=1511398-377+140=161348+146=494266+209-275=200579+131-339=371347×(76-70)=2082250+141=391154+275=429321×(334-331)=963534-30×6=354701+207+626=1534346-300+515=561565-(821-507)=251754+838-810=782492-(476-448)=464240-(470-452)=22265-(198-160)=2793×8-332=412163×(387-384)=489933+980+728=2641447-124=323245+(460-105)=600393+474=867508-204+248=552414-131×3=2112×2=2496×7=672887+(516-28)=1375229+192-234=187839×(73-70)=2517435+(318-216)=537383+671+2