三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦826-(552-387)=729-330+515=490+(698-369)=189×(231-222)=6/9-2/9=552×5=693-(865-435)=377+(340-198)=672+128=300×3=769-107+597=50×8=184×5-644=28×9+496=737-243×3=848-336-119=948-131+701=469-(363-207)=541-178×2=280-152+122=847+508+593=116+641=558-27-482=232-(200-68)=479-(280-250)=718-697+663=451-104-34=801+(875-334)=801+116×7=282+(884-196)=199+458=480+952-928=183×5=339+454+212=801×6-134=672+678=333×2=222+38+323=308×3-474=909-(242+580)=504-(50+230)=107+(901-247)=653×(763-754)=4/7-2/7=62×6+502=420+(951-202)=422-(14+36)=500+714-42=618×2-850=407×4-407=284+162=562-425-91=12×7+778=419+62-414=299-55=140×5=324+120-325=843-28=147+123=994-764-196=29×5+292=473+(860-651)=674-393+302=747-(678+62)=4/6-1/6=447-(333+21)=77×(817-813)=845-397+921=977-(38+421)=669-354-75=244+323=800-404-112=932-49=126+333=819-31×9=411+(149-93)=934-819+827=7/10-3/10=218-(120+62)=366×2+206=83×(468-461)=36×9-71=912-(773-452)=498+125×2=267+55=198-(393-310)=19+414-31=3/8-2/8=39×(547-539)=197-66=391+487+866=461-236=912+265×3=717+125×6=484×2+102=834-(742-540)=543-58=446×2-417=905-434-180=71×2+399=929+563-986=3/8-1/8=434-121×3=506-(14+471)=353-317=732-(426+198)=82+110×6=724×(512-509)=498-218=114-(973-952)=123×7-730=876-456-29=360×2=938-187-488=490-327+221=869+707+972=105-15-20=534×(797-792)=538-507=448-275-171=775-117-104=525-297+238=457-99-85=575-58×4=164+200+334=770+924+305=115×9=483×2=353-(231-19)=847×7=76×9=754×5-430=484-(164+261)=130×(418-413)=324+(283-161)=193+301-236=846-(799-558)=735+71+151=235-50=151×6-722=818×(666-657)=5/7-1/7=36×(186-179)=906-(984-964)=627+(977-533)=161×5-601=247-(375-160)=4/8+2/8=100+856-799=153-(361-212)=170+315=435-(126+40)=298+129=582+219+80=794×(635-631)=102×8+620=31×8+472=258×(540-534)=110×2=397+243+27=147+320-90=285×3-569=749+718=698×7=430-139+118=569-(634-209)=306-155=616+65-36=405-119+55=188+648=445+(448-147)=373+101-232=218+32-194=154-66+81=775+129+63=481-(124+44)=13×(451-444)=470+(190-176)=136×5-662=144+317-258=366-(163+202)=425+30×4=339-(109+225)=968+359-902=213-(500-469)=623-537=761+218×4=839-557=422-(143+123)=875-(395+147)=4/8-3/8=362×9-54=71+214=166×6-180=198-180=530-(663-254)=352+636=203+90=403+67-22=683-(11+97)=19+17=5/8-1/8=306×2-588=250-23×5=435+(463-384)=645+310=378+271+245=728-452-230=268-71×2=383×2-515=87-77+438=189+262-159=173×8=620-(46+41)=497-115×3=360-(82+193)=878×2-308=932-692=162-(348-198)=900-288-353=155×(327-321)=989-127-540=341+278×2=328-(769-574)=524+(139-120)=852-(479-365)=632-(108+385)=442×(459-453)=315+(912-581)=205×3=344-82-72=323+134+113=259+954+237=454-(282+98)=307+(923-688)=785+718-568=216+287-376=236-(94-60)=619+292-796=332+(354-142)=996×9=805-393+685=349+(433-429)=409-(377+11)=304-41+79=80×(149-140)=296-19+140=300-(367-158)=497-247-151=400+53+405=909+692-352=347-80-142=282-91×3=578×2-939=511-(645-586)=298-(283-127)=474-446=914-(22+382)=453+(457-19)=391-317-48=62×9=93+166=953×(102-95)=396+19-162=19+(340-319)=75×7=289-(93+137)=898+(940-248)=20+(439-22)=431-(285+18)=148×(377-374)=645+131=435-389+109=821+299+351=420-(216-213)=64+454+121=491×2-389=431×(351-346)=84+119=892-404×2=176-16×6=741-220=826×(126-123)=489-65-193=755-(496+244)=497-(475-427)=103-36×2=184-41+268=615-424+293=32×3=317-98-186=705+(175-70)=494-475+306=112+151=410-273+115=229-184+349=216×3-72=978-79×2=28×2=427-(113+275)=225-(410-259)=697-133-97=736-(255-52)=35+14+229=249+312+111=304+(440-299)=123×(399-395)=417-415+473=571+292+872=171+197-202=214+102×7=867+200×5=237+(224-115)=172×3=351-(378-354)=717-22×8=55×7+179=27+164×5=844-120×3=640-(95+421)=322+105=483-333-144=829×4=930×2=987-294=496×3=75×(303-294)=325×6-579=237-68-129=816+574+385=447×7-559=350-159×2=2/4-1/4=362×8=123-10+280=406-242+120=93+400=490-266=254-48=117+37×8=362-(69+162)=457-149-185=268+195+499=233×4+987=299+82=818-(395+376)=354+(435-91)=515+711=630+(609-59)=94+349=228×2+496=574-29-167=929+512-154=230×4+297=872-212×3=446-153=929-16+716=566-309=75×4=395-315=185+87=355×2+619=58+158+327=391-(489-436)=719+205=446×2-183=543+920-434=89×8-306=853+449-313=221+405-556=190-26×3=335+107+14=91×7-48=261×2+191=308+301=1/8+6/8=408-227=362-(408-158)=134-21×5=630-416+803=276×3-433=51+299×3=945-439-224=17+381+237=471-(331+49)=458-445=918-517=601-(516+34)=394+(492-310)=614×4=353-53-228=840-384=101-(48-36)=893-390+776=50×8+472=462+(881-614)=125×4+84=669-372+976=42×6=875+117+657=883+41×8=999×4=885+334-787=431-(151+174)=258+(205-10)=485+133+161=118×(131-126)=58+954-61=163+108=274-(358-190)=4/7+3/7=3/4-1/4=457×7-220=2/8+4/8=273×2+447=318-59-153=393-161+63=108+630+102=34×8+781=174×(24-21)=256×(227-224)=235+39-148=87×9-245=457-303-108=829×(832-824)=232+108+561=290+50-72=133×5=401-(256+144)=262-(171-134)=450-166=82+140-119=173+(564-492)=83+228+566=859-684-19=619×5=294-122+273=356-52×4=181+173-99=478-93=619-42-499=275-61×3=397-205-86=536×7=650+422-403=329×3=524×(303-295)=124+360-419=203+368=262×(70-67)=4/10+3/10=164+574+95=145+(310-48)=666+119+200=288+771+680=205+142=122×9-763=998-(151+249)=342-44×4=339-(18+289)=420-31-185=474-54×3=392-310=357-149=872-(156+548)=341-63×3=452-416+153=579+(434-56)=441-38×3=993-(62+378)=941-167-52=37+(177-80)=104×6+250=54+21+710=916-114×7=317-(29+13)=373×6=264-39×6=203×(212-208)=420-14+372=872-(284-268)=487-362+171=74×(179-174)=267×5=49×5+417=393-(109+236)=449-17-86=240-28=361-66×5=618+306=662×(122-117)=668-37+840=515+967+581=365-(240+114)=926-209=881×3=122×9-74=250-196=287×6-787=897+333-782=580+161=914+838-115=504+139+238=126×6=772-(92+557)=827-210-117=320×9-387=286+198-300=225-(149+38)=113×(89-82)=497+(412-163)=481-320-35=90+299=342×5-706=186×(370-367)=889-489=964-143×5=55+(465-138)=239+(438-164)=149+696+649=348-(383-352)=428×(613-605)=767-(591-409)=669-(382-128)=60×8-479=272-166+104=487-129-33=480+(494-344)=77+175+441=382-335=804-110-67=997-118-573=649+458-725=779×7-170=108×4-54=638-375=349-(220+45)=937-162-364=157+64-182=497-(244+164)=1/8+5/8=979×(931-923)=174+127=701+422=310+(261-188)=154+132-213=147+322=712-660+317=730-56-596=933-328-217=282+27+635=922×(322-319)=200+594=849-(42+738)=450-(22+398)=250×(343-339)=186×4+951=965-366=317-(61-31)=412-(383-189)=320-(168-41)=480-105-174=869-460=388-104-205=732-103×3=51×(259-253)=70-46=173+279-180=48×7=325-305=227+247-296=146-126+109=478+223×2=564+(966-297)=346+56×4=910-77×8=764+490×2=736+222×4=879×9-21=397-217=889+661+161=21+(820-717)=133×(211-206)=69×2=63+(102-33)=846-34-144=90×2+926=815-94=548+195=444×6=598×2=449+(137-125)=319-26×3=900×6-320=21+139×6=995-186-237=813-(881-855)=420-140×3=180+307-320=613+125=400-(121+236)=867+(436-396)=243+733+703=94×(120-115)=286-(119+127)=121+587=842-93×6=496-73×4=890×2=956-(608+43)=5/8+2/8=293+37×3=486+303+206=393+(386-22)=78×(758-754)=201-167+286=586+715+583=238+242+150=721+441+310=187×5-788=169+(881-544)=859-385+608=270+50-257=170-46-77=645-(297-273)=577×6-212=286-247+299=506+(718-145)=556×2-449=441-135+192=632-(112+376)=592-135+346=366×7=820×4=103-19×5=117×4=455-181=54×9+374=473+266×2=488-(285-188)=863-727+853=165×5=59+202-81=144×6-703=74×5-139=332-(170-63)=986-(706-584)=313×5-101=920×(386-380)=37+74=683+953+700=799-(860-267)=816-759=256-63+234=404-58×3=591-429+84=254+143-367=208×(987-982)=184×5-816=589+355-214=851-615+317=110+130=1/8+2/8=319-136=819-69×6=329-(185+124)=1/7+4/7=918-95×7=992-48×3=460-281=165+(471-144)=294-(266-164)=956+113×7=934-65+861=374-45×8=411-162+238=290+62-285=473+713+915=363+(310-281)=333×(68-62)=88×3+87=304-(132-115)=740×6-18=13×3+429=525-521+129=252+122×5=345-32×6=175+43+354=286-(14+67)=337-129-22=53+15=17×2=446-102×2=418+(611-433)=206+634+860=497×4=357+126=219-42=94+195-183=93+414-91=121+30=483×5-405=245×3=120×2=465+(439-275)=318-19-27=381-209=294-39×3=772-(10+596)=257+673-915=59+232=985-24×7=464-(257+142)=10+121×4=237+154=261+929+232=319+79=146+(740-65)=310+(611-103)=483-321=106×7+391=786×(982-975)=993-205+727=747-279-245=77+178×3=695-72=277-226=439-(50+285)=359+286+54=22×(492-486)=2/5+3/5=900-586+767=204+105=555-105=79×3=123×(200-196)=88×5-235=428+193+321=89+886+984=135+750=2/6+3/6=496-411-77=857+12+117=805-274×2=225×4=271+887-735=200×2+737=573-(231-57)=44-16+104=418-181=585-(364-224)=800-(470+18)=65+91×8=592-(102+130)=165×6-978=137×9-763=852-25×4=268-10-202=45-44+140=265+(365-145)=480-135-120=398-367+163=36×7=291-184=689-(922-636)=255-(219-158)=400×8=245+77-295=401+(278-178)=413-12×8=260-(371-344)=490+279+697=25×3=454+(359-80)=67-35+181=858×(582-579)=276+269=150×2-220=910×6=360-61×4=138×7=74+321=633+192=637×5-887=137+398+432=110+143=103+37+575=254-(479-298)=474-166=90+22=743-(507+45)=711-187=475-(825-411)=295-17×4=951-38×8=138+748-131=306+161-84=100×(469-463)=90×6-534=210-124=264×(27-24)=236+91×6=941×7=736×(603-595)=214-25×8=66×8+757=472-30×3=455-140×3=998-529-292=242-13×5=443×(932-924)=134+103-110=161×3+727=606×3-816=203+(482-61)=350-198+303=310+81=589×8-643=522×8-750=838-621+921=784-145×3=243×8-570=606+945-613=493+67-70=332+(274-115)=760-(396-331)=300-27=328+(627-588)=500×2-628=70+160+750=272+12×8=237×(194-190)=69×(41-33)=307+(215-160)=359-27=345+11+932=20+121×8=413-83×2=833×(814-809)=2/6-1/6=812-(13+157)=394-(395-105)=2/8+5/8=224-70-108=319+287+529=323-117×2=817-(948-512)=365+188×3=572-93×4=284×2-529=259×9=379-94×4=66×(469-462)=22+396-120=556×(710-703)=110×9=357-141-117=779-75+686=457-(144-88)=569+710-229=239×(171-168)=141+201=136×(291-286)=181×(182-179)=參考答案826-(552-387)=661729-330+515=914490+(698-369)=819189×(231-222)=17016/9-2/9=4/9552×5=2760693-(865-435)=263377+(340-198)=519672+128=800300×3=900769-107+597=125950×8=400184×5-644=27628×9+496=748737-243×3=8848-336-119=393948-131+701=1518469-(363-207)=313541-178×2=185280-152+122=250847+508+593=1948116+641=757558-27-482=49232-(200-68)=100479-(280-250)=449718-697+663=684451-104-34=313801+(875-334)=1342801+116×7=1613282+(884-196)=970199+458=657480+952-928=504183×5=915339+454+212=1005801×6-134=4672672+678=1350333×2=666222+38+323=583308×3-474=450909-(242+580)=87504-(50+230)=224107+(901-247)=761653×(763-754)=58774/7-2/7=2/762×6+502=874420+(951-202)=1169422-(14+36)=372500+714-42=1172618×2-850=386407×4-407=1221284+162=446562-425-91=4612×7+778=862419+62-414=67299-55=244140×5=700324+120-325=119843-28=815147+123=270994-764-196=3429×5+292=437473+(860-651)=682674-393+302=583747-(678+62)=74/6-1/6=3/6447-(333+21)=9377×(817-813)=308845-397+921=1369977-(38+421)=518669-354-75=240244+323=567800-404-112=284932-49=883126+333=459819-31×9=540411+(149-93)=467934-819+827=9427/10-3/10=4/10218-(120+62)=36366×2+206=93883×(468-461)=58136×9-71=253912-(773-452)=591498+125×2=748267+55=322198-(393-310)=11519+414-31=4023/8-2/8=1/839×(547-539)=312197-66=131391+487+866=1744461-236=225912+265×3=1707717+125×6=1467484×2+102=1070834-(742-540)=632543-58=485446×2-417=475905-434-180=29171×2+399=541929+563-986=5063/8-1/8=2/8434-121×3=71506-(14+471)=21353-317=36732-(426+198)=10882+110×6=742724×(512-509)=2172498-218=280114-(973-952)=93123×7-730=131876-456-29=391360×2=720938-187-488=263490-327+221=384869+707+972=2548105-15-20=70534×(797-792)=2670538-507=31448-275-171=2775-117-104=554525-297+238=466457-99-85=273575-58×4=343164+200+334=698770+924+305=1999115×9=1035483×2=966353-(231-19)=141847×7=592976×9=684754×5-430=3340484-(164+261)=59130×(418-413)=650324+(283-161)=446193+301-236=258846-(799-558)=605735+71+151=957235-50=185151×6-722=184818×(666-657)=73625/7-1/7=4/736×(186-179)=252906-(984-964)=886627+(977-533)=1071161×5-601=204247-(375-160)=324/8+2/8=6/8100+856-799=157153-(361-212)=4170+315=485435-(126+40)=269298+129=427582+219+80=881794×(635-631)=3176102×8+620=143631×8+472=720258×(540-534)=1548110×2=220397+243+27=667147+320-90=377285×3-569=286749+718=1467698×7=4886430-139+118=409569-(634-209)=144306-155=151616+65-36=645405-119+55=341188+648=836445+(448-147)=746373+101-232=242218+32-194=56154-66+81=169775+129+63=967481-(124+44)=31313×(451-444)=91470+(190-176)=484136×5-662=18144+317-258=203366-(163+202)=1425+30×4=545339-(109+225)=5968+359-902=425213-(500-469)=182623-537=86761+218×4=1633839-557=282422-(143+123)=156875-(395+147)=3334/8-3/8=1/8362×9-54=320471+214=285166×6-180=816198-180=18530-(663-254)=121352+636=988203+90=293403+67-22=448683-(11+97)=57519+17=365/8-1/8=4/8306×2-588=24250-23×5=135435+(463-384)=514645+310=955378+271+245=894728-452-230=46268-71×2=126383×2-515=25187-77+438=448189+262-159=292173×8=1384620-(46+41)=533497-115×3=152360-(82+193)=85878×2-308=1448932-692=240162-(348-198)=12900-288-353=259155×(327-321)=930989-127-540=322341+278×2=897328-(769-574)=133524+(139-120)=543852-(479-365)=738632-(108+385)=139442×(459-453)=2652315+(912-581)=646205×3=615344-82-72=190323+134+113=570259+954+237=1450454-(282+98)=74307+(923-688)=542785+718-568=935216+287-376=127236-(94-60)=202619+292-796=115332+(354-142)=544996×9=8964805-393+685=1097349+(433-429)=353409-(377+11)=21304-41+79=34280×(149-140)=720296-19+140=417300-(367-158)=91497-247-151=99400+53+405=858909+692-352=1249347-80-142=125282-91×3=9578×2-939=217511-(645-586)=452298-(283-127)=142474-446=28914-(22+382)=510453+(457-19)=891391-317-48=2662×9=55893+166=259953×(102-95)=6671396+19-162=25319+(340-319)=4075×7=525289-(93+137)=59898+(940-248)=159020+(439-22)=437431-(285+18)=128148×(377-374)=444645+131=776435-389+109=155821+299+351=1471420-(216-213)=41764+454+121=639491×2-389=593431×(351-346)=215584+119=203892-404×2=84176-16×6=80741-220=521826×(126-123)=2478489-65-193=231755-(496+244)=15497-(475-427)=449103-36×2=31184-41+268=411615-424+293=48432×3=96317-98-186=33705+(175-70)=810494-475+306=325112+151=263410-273+115=252229-184+349=394216×3-72=576978-79×2=82028×2=56427-(113+275)=39225-(410-259)=74697-133-97=467736-(255-52)=53335+14+229=278249+312+111=672304+(440-299)=445123×(399-395)=492417-415+473=475571+292+872=1735171+197-202=166214+102×7=928867+200×5=1867237+(224-115)=346172×3=516351-(378-354)=327717-22×8=54155×7+179=56427+164×5=847844-120×3=484640-(95+421)=124322+105=427483-333-144=6829×4=3316930×2=1860987-294=693496×3=148875×(303-294)=675325×6-579=1371237-68-129=40816+574+385=1775447×7-559=2570350-159×2=322/4-1/4=1/4362×8=2896123-10+280=393406-242+120=28493+400=493490-266=224254-48=206117+37×8=413362-(69+162)=131457-149-185=123268+195+499=962233×4+987=1919299+82=381818-(395+376)=47354+(435-91)=698515+711=1226630+(609-59)=118094+349=443228×2+496=952574-29-167=378929+512-154=1287230×4+297=1217872-212×3=236446-153=293929-16+716=1629566-309=25775×4=300395-315=80185+87=272355×2+619=132958+158+327=543391-(489-436)=338719+205=924446×2-183=709543+920-434=102989×8-306=406853+449-313=989221+405-556=70190-26×3=112335+107+14=45691×7-48=589261×2+191=713308+301=6091/8+6/8=7/8408-227=181362-(408-158)=112134-21×5=29630-416+803=1017276×3-433=39551+299×3=948945-439-224=28217+381+237=635471-(331+49)=91458-445=13918-517=401601-(516+34)=51394+(492-310)=576614×4=2456353-53-228=72840-384=456101-(48-36)=89893-390+776=127950×8+472=872462+(881-614)=729125×4+84=584669-372+976=127342×6=252875+117+657=1649883+41×8=1211999×4=3996885+334-787=432431-(151+174)=106258+(205-10)=453485+133+161=779118×(131-126)=59058+954-61=951163+108=271274-(358-190)=1064/7+3/7=13/4-1/4=2/4457×7-220=29792/8+4/8=6/8273×2+447=993318-59-153=106393-161+63=295108+630+102=84034×8+781=1053174×(24-21)=522256×(227-224)=768235+39-148=12687×9-245=538457-303-108=46829×(832-824)=6632232+108+561=901290+50-72=268133×5=665401-(256+144)=1262-(171-134)=225450-166=28482+140-119=103173+(564-492)=24583+228+566=877859-684-19=156619×5=3095294-122+273=445356-52×4=148181+173-99=255478-93=385619-42-499=78275-61×3=92397-205-86=106536×7=3752650+422-403=669329×3=987524×(303-295)=4192124+360-419=65203+368=571262×(70-67)=7864/10+3/10=7/10164+574+95=833145+(310-48)=407666+119+200=985288+771+680=1739205+142=347122×9-763=335998-(151+249)=598342-44×4=166339-(18+289)=32420-31-185=204474-54×3=312392-310=82357-149=208872-(156+548)=168341-63×3=152452-416+153=189579+(434-56)=957441-38×3=327993-(62+378)=553941-167-52=72237+(177-80)=134104×6+250=87454+21+710=785916-114×7=118317-(29+13)=275373×6=2238264-39×6=30203×(212-208)=812420-14+372=778872-(284-268)=856487-362+171=29674×(179-174)=370267×5=133549×5+417=662393-(109+236)=48449-17-86=346240-28=212361-66×5=31618+306=924662×(122-117)=3310668-37+840=1471515+967+581=2063365-(240+114)=11926-209=717881×3=2643122×9-74=1024250-196=54287×6-787=935897+333-782=448580+161=741914+838-115=1637504+139+238=881126×6=756772-(92+557)=123827-210-117=500320×9-387=2493286+198-300=184225-(149+38)=38113×(89-82)=791497+(412-163)=746481-320-35=12690+299=389342×5-706=1004186×(370-367)=558889-489=400964-143×5=24955+(465-138)=382239+(438-164)=513149+696+649=1494348-(383-352)=317428×(613-605)=3424767-(591-409)=585669-(382-128)=41560×8-479=1272-166+104=210487-129-33=325480+(494-344)=63077+175+441=693382-335=47804-110-67=627997-118-573=306649+458-725=382779×7-170=5283108×4-54=378638-375=263349-(220+45)=84937-162-364=411157+64-182=39497-(244+164)=891/8+5/8=6/8979×(931-923)=7832174+127=301701+422=1123310+(261-188)=383154+132-213=73147+322=469712-660+317=369730-56-596=78933-328-217=388282+27+635=944922×(322-319)=2766200+594=794849-(42+738)=69450-(22+398)=30250×(343-339)=1000186×4+951=1695965-366=599317-(61-31)=287412-(383-189)=218320-(168-41)=193480-105-174=201869-460=409388-104-205=79732-103×3=42351×(259-253)=30670-46=24173+279-180=27248×7=336325-305=20227+247-296=178146-126+109=129478+223×2=924564+(966-297)=1233346+56×4=570910-77×8=294764+490×2=1744736+222×4=1624879×9-21=7890397-217=180889+661+161=171121+(820-717)=124133×(211-206)=66569×2=13863+(102-33)=132846-34-144=66890×2+926=1106815-94=721548+195=743444×6=2664598×2=1196449+(137-125)=461319-26×3=241900×6-320=508021+139×6=855995-186-237=572813-(881-855)=787420-140×3=0180+307-320=167613+125=738400-(121+236)=43867+(436-396)=907243+733+703=167994×(120-115)=470286-(119+127)=40121+587=708842-93×6=284496-73×4=204890×2=1780956-(608+43)=3055/8+2/8=7/8293+37×3=404486+303+206=995393+(386-22)=75778×(758-754)=312201-167+286=320586+715+583=1884238+242+150=630721+441+310=1472187×5-788=147169+(881-544)=506859-385+608=1082270+50-257=63170-46-77=47645-(297-273)=621577×6-212=3250286-247+299=338506+(718-145)=1079556×2-449=663441-135+192=498632-(112+376)=144592-135+346=803366×7=2562820×4=3280103-19×5=8117×4=468455-181=27454×9+374=860473+266×2=1005488-(285-188)=391863-727+853=989165×5=82559+202-81=180144×6-703=16174×5-139=231332-(170-63)=225986-(706-584)=864313×5-101=1464920×(386-380)=552037+74=111683+953+700=2336799-(860-267)=206816-759=57256-63+234=427404-58×3=230591-429+84=246254+143-367=30208×(987-982)=1040184×5-816=104589+355-214=730851-615+317=553110+130=2401/8+2/8=3/8319-136=183819-69×6=405329-(185+124)=201/7+4/7=5/7918-95×7=253992-48×3=848460-281=179165+(471-144)=492294-(266-164)=192956+113×7=1747934-65+861=1730374-45×8=14411-162+238=487290+62-285=67473+713+915=2101363+(310-281)=392333×(68-62)=199888×3+87=351304-(132-115)=287740×6-18=442213×3+429=468525-521+129=133252+122×5=862345-32×6=153175+43+354=572286-(14+67)=205337-129-22=18653+15=6817×2=34446-102×2=242418+(611-433)=596206+634+860=1700497×4=1988357+126=483219-42=17794+195-183=10693+414-91=416121+30=151483×5-405=2010245×3=735120×2=240465+(439-275)=629318-19-27=272381-209=172294-39×3=177772-(10+596