三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦

三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦214-(35+65)=231-(494-282)=405-381+135=494×(244-235)=474×6=698+266=456-(294+68)=739+840+932=729+251×2=735-685-15=456-366+891=153-70+14=777-(218+495)=174-(427-394)=135×3=836-689=65×(175-172)=639+271×2=477×2+322=109+(321-260)=799-(127+294)=980-(501+443)=404+297×2=472×2=330-(326-144)=651+(918-304)=182+104-102=834-76-237=177+977=357+66-201=338-(131+25)=10+463-426=140×(111-108)=100+323=213+475=105+(279-14)=5/8-2/8=411-(78+236)=234+178-42=178-107+459=353-98×2=906-(450-437)=377+38-268=292+155=524×3=233+(712-78)=968×(148-139)=420+299+618=205×4-142=355-(191+57)=162+43=235-80×2=331-308+18=147+66+440=64×(309-302)=483-164-319=703-258+291=156×3-320=352-(457-134)=447+12-452=870-178=325+93+488=531+(905-315)=117-(66-33)=69×7+579=270-(459-303)=260×3=290×8-954=849-299+525=842-713-88=162×(174-165)=369+(291-213)=183-(269-109)=937-705-22=999-74-746=356×6=303-132×2=473+58×4=263+484+122=465+(419-97)=767-(952-569)=806+735-252=515-43×2=250-10×4=412+(77-46)=415-116×2=2/10+3/10=91×(80-74)=195-(335-186)=887-424×2=779×(668-662)=388-55×2=426×8=142×(346-342)=185+242-362=83+391-414=851-68-662=1/10+3/10=741×9=41×6=929+(688-658)=465-50×6=904+(603-59)=812-(217+239)=860+28-801=444-81+277=479-376-64=532+401=106×9-54=74+(479-396)=97×7=375+(805-459)=450-83-280=586-456+178=390-78-194=9/10-1/10=255+892+108=793-381=488-84=344-75-97=909-810=76+(55-48)=222+299×2=44×9-301=469-(364-30)=415+229+328=935-22×9=134×6=230+109=377+14-278=3/7-2/7=446+(171-132)=440-(429-340)=371×2+407=890×(327-320)=3/6+2/6=21×7=129×7-305=147×2+176=465+(405-311)=305+(489-53)=171×5-46=149-17×6=27+890-565=295+77=651+309-908=379-332=554-(681-516)=38+(861-171)=235+(369-350)=992-219=601+663-293=259-231=475-361-93=321+103=484-307=899-125=445-14+62=358-166+260=21×5=182×9-247=431-184=819-432+748=269-11×5=725-(113+252)=308-(109+179)=6/7-1/7=369-75×2=426-322+347=229×4-304=946-(44+418)=144×4-99=180×2+116=272×(14-11)=824-20×5=866-215=379-208+323=350-(274-157)=661×(758-754)=634×4-862=320-(73+109)=120+(428-302)=306-(81+108)=636-250-318=269-62=416-(459-109)=749+139×2=473-210-129=5/7+2/7=103+(354-19)=573-50×4=314+68-166=254-123=173-33×3=353-242+326=914+609-626=30+617+448=424+37-183=708+80×3=720-(512-215)=159×(893-888)=52+392-331=470-339-34=950+470+227=517-266-79=99×4=166-115=188×5-422=481-476+487=96+(953-825)=158-59×2=700-(782-121)=236-(12+20)=176-35×2=427-(290-43)=280+58×4=908-(30+743)=74+387=112+762+945=550+375+73=462+68×3=304×3-762=407-187+217=308×3-481=665-127=484+407+748=18×(904-901)=739-494=161×3-177=623-321+208=629×5-863=437×(210-206)=501+(935-354)=701×5-500=865-(32+357)=353-33=353+(464-303)=424-(36+343)=371-100-133=67×(466-462)=83×7+838=499×2+184=377-148+269=109+119=114+(436-397)=381-(624-546)=116×8-773=638+54+276=6/9-2/9=355-225=493-405+70=806-25×5=430×(644-638)=359-(693-420)=74-19×3=407+204×4=865×4=331+710+198=359-280-18=56×2=363-(163+167)=968-(909-210)=883+420-412=575-396+499=784+143+602=429-50×4=241+(160-30)=183×3-197=61+317=268+161+196=123×4+232=205×2-226=907×7-77=443-(191+92)=650+944-752=171+284=667×3=695×(129-125)=54×(43-36)=90×8-222=162×4=249×6=206+66-16=451-(80+87)=282+(373-178)=129-(670-659)=2/4-1/4=343+513-730=351×2=376-326=236-17×9=729-99-498=137+(312-102)=992+238-988=225-29-146=314+108=556+216=140×7-498=4/7-2/7=433-369+383=126×6+78=363+803-280=930-(35+677)=758-291-224=389-18×2=425×6=747-396+178=344×2=520-382=212-172=651-12+795=311-(186+70)=445+(179-45)=335-(460-181)=870×(229-220)=22+450-100=348+(605-142)=187×6-142=93+162+243=449×(590-581)=799-(351-120)=302-143=67×9=290+410=441-(283+22)=966+343+614=469+239+284=994-726+135=34+48=252-(430-251)=215×(399-395)=328-44-19=294-141×2=935-41×9=553×4=311+(351-266)=703-(91+88)=941+587+706=528+94=209-24×8=306+188=502-105-79=769-556+608=269-189-65=390-281-63=948-945+822=452+(224-187)=788-361×2=292-(176-142)=106×4=63×3=212×4+98=649-467+342=405-247+250=576-45×2=467+253=139+402+442=476-371=77+354=453-58×4=769-36-104=658-479=697-(10+586)=343-324+65=244×(184-181)=797-(515-277)=82×2+251=459×3-234=221-34×3=404-133-69=393-(154+44)=540+103+38=381+24×6=64×(432-426)=943-77-510=986-(302+256)=456-94-72=992-635=270×3-504=52×(461-452)=537-34×6=343+(226-29)=114×8=337+79=166×(298-295)=243-229+28=170×3=5/7-1/7=193-120=110+260-204=756+228=840+76-89=459-254-74=999×(213-205)=490+(808-395)=83×5=48+11-18=999+145-670=336+119-13=116+202-111=236-204=490-(186-67)=18×2+82=922+827=327+258+212=385-(392-218)=11×3+17=423-(528-357)=41×(279-276)=778-(973-917)=175×2=82+754+944=155+70=751×9-686=490+822-343=357×2-88=386+73=333×3+997=305+449=46×(460-453)=402×2-424=400×4-675=160-(280-197)=868-(595+223)=969-437+101=950-219-250=333-58×4=705+63+29=883×6-217=524+166-19=350+(728-33)=245+(454-228)=645+322=618×9-500=920-605=208-73+24=736-(694-508)=849+417-743=91×(41-35)=14+370×2=383×9-825=406-104-286=114×(171-165)=852-(261+321)=174+487+300=65+241=42×(135-132)=2/5-1/5=313-(186+99)=901-309×2=315×2+103=807×2-608=64×3=772+372=988-(873-382)=1/4+2/4=457+19+94=157+38×8=266+10+961=466+66×6=263×(363-360)=348+(497-377)=816+(631-435)=495-477=150-(633-624)=440-14×6=239-10+123=100×6+179=180+223+471=307-(56+59)=915+179+133=349×(174-168)=401-259=412-(61+95)=681-(907-675)=427-(251+164)=671×3=391×2-296=72+279=499+466+304=822-522=74×5-227=525×8-12=500-40×3=291+677=242×(587-578)=56×7+332=846+998-385=969×9=1/6+3/6=270×9-75=357+(318-96)=899-361+422=842+804-845=321-307+258=513×(658-654)=749+(577-221)=775-40×4=349-23+737=947-155×5=341-(49+218)=910-476+105=334×2-207=29×(502-497)=741-325×2=495-44×6=753×9=991-73+378=80+327+56=198+672-48=1/3+2/3=368-(22+224)=946-107×3=231+825+438=143+187=408-150=368-(800-515)=388-82=696-(525+46)=90+202-210=570-141×4=152-18+392=355×3-46=38×6=68×2=397+91+412=735+285×3=407-(338-283)=299-73-152=114-(181-160)=747+105×6=812-104×7=562-67-74=355-37+319=680-(340+139)=93×(371-367)=278-121=191-83×2=186+416+673=787+598=123+192=718+461+429=474+743=222+(250-156)=745+347+707=106+17+762=348-250+111=244-(422-188)=41×(440-435)=547+(274-263)=486-168+142=730-(876-236)=1/6+4/6=197-20×6=925-199-176=44+385×2=483-240+62=277+(175-92)=490-(50+305)=83+85+617=278-162+287=1/5+3/5=459-307=419+532=468-(351-186)=49+127=42×(470-463)=3/6-1/6=418-18-354=52+718-147=237-163+87=336×2+846=6/10-4/10=29×4-40=35-24+116=977+(630-510)=109×6-479=127×6=289×3-323=509×8-62=474-89-93=796×(555-549)=243×2+120=484-167-49=543+(493-486)=259×2+727=210+109-75=808×6=283-224-17=793-131+937=908-139-199=99+217+286=308+166=867-448-326=609-(171+203)=627-361+217=153+597+37=309+120-185=634-310=235+102=339-157+140=188+265=867-(22+187)=101×9-653=467+232×2=236-196=30×(737-731)=173×9=681-453-177=496-34-233=476-20-62=880+643-541=243+26-263=142×(688-679)=83+275=894×8=343-245+84=876-681+182=451-(398-86)=183-81-77=398-22-113=584-349=492+70×4=891+(637-410)=694×9-766=608-340+317=688+948+637=668-12-193=501×5=72×8-17=472×3=303-157=247×3=201+62×2=639-(292+173)=467-407=201×(344-335)=719×(925-920)=862+(686-84)=58×(130-121)=984-759=146+146=350+458×2=294×2-398=316-(156+63)=169+357=310×2+990=88+107×4=436-(74+349)=91×(403-395)=43+357-335=736-(132+541)=140×3+57=585-118×2=96-18=119-53=705×7-805=896-416-418=3/5+2/5=757-164×4=263+325=180+(768-537)=227-29×7=939+348-177=312+46+126=301+315+214=198+95+207=469+(416-161)=358×(828-825)=161×5-779=222+(585-453)=26+40×7=326+41+329=30×(52-49)=96×4+76=798-295×2=947-79×5=675-100×3=164+719-527=478-17-56=463+(500-229)=84×4+106=153×5-425=515×7-529=391×7-152=122×7=245×5=484-(144-50)=460×9=454-(243-108)=450+45-58=175-(323-205)=483-81-258=278+(408-168)=465-39×3=321-(345-168)=797+98-454=887-(528-349)=464-167×2=454-305=413-245=117×4+29=924-170-305=182-157+370=29×3=194+175-211=78×(393-385)=351+91=1/7+3/7=53+(379-357)=35+241+157=720-(180+461)=410-(88+96)=437-(356-287)=494+496+117=160+(333-258)=437×8=800-(738-611)=103×3=149×(203-200)=834-(75+265)=136×(273-269)=598+848+191=872-536=487+103×9=163+269-321=492-81-162=260×3+877=973+53×8=841-340=125-112+128=295+64=25+(595-466)=118-(424-325)=458-(46+383)=13×7=737-54×9=312+94=229-198+146=419+464+88=19+(404-125)=728-252=738×6=512+978-670=354-(342-49)=452-412=230+96-26=508-16+351=84+35-59=166×4=105-15=239-50=37+156=419-91×3=181+260=619×3-497=816+379-727=827×6-623=733-642=450-88-165=608×(889-881)=141-14×7=727-(147+491)=75+416+505=713-(631-145)=402+177+60=59×9=549-(15-13)=110×9=85+365-349=893-(619-122)=333×3-466=366×2+253=443-157=819-(601+91)=226-188+172=254+78×8=641-332=85+579+303=89×(292-286)=1/6+2/6=288+249×3=35×(427-421)=964-41-717=800+435+186=356-93-74=210+567=223+109+654=80×2=554+232=215+77-191=280×5=168+312=592+(340-242)=831+784+626=262+390-137=389-286-36=164×4+30=471-351=249×(169-165)=25×2+98=398+269-386=59×5=258×5-583=626+114=217×3+160=30+893+780=253×(812-804)=811-297+34=154×(437-433)=711-367-207=608×4=167-(329-239)=761+242=926-84=865-(598+192)=187+210=672+(935-465)=447-(309-59)=224+75×5=396-37×7=983-714=382-55-76=260+(312-89)=978-(444+357)=348+125+431=472-(344+27)=802-33=67+134-95=279+52=50×(652-645)=478×4=706-(994-403)=253+279+475=133×3=620-61×2=218×(928-919)=139-106-11=451-222+649=617-(139+94)=465+(911-237)=192-(40+152)=794-68×3=706-(79+368)=648×2-239=908-268×2=775-(41+440)=391+(696-121)=482-(280+18)=756-433-164=230-(274-178)=382+174×2=526+988+585=457-211×2=981-451=888-(715-338)=243-(193+26)=862×4-989=72+109=114+418×2=188×2-265=625+422-213=7/10-3/10=152+667=參考答案214-(35+65)=114231-(494-282)=19405-381+135=159494×(244-235)=4446474×6=2844698+266=964456-(294+68)=94739+840+932=2511729+251×2=1231735-685-15=35456-366+891=981153-70+14=97777-(218+495)=64174-(427-394)=141135×3=405836-689=14765×(175-172)=195639+271×2=1181477×2+322=1276109+(321-260)=170799-(127+294)=378980-(501+443)=36404+297×2=998472×2=944330-(326-144)=148651+(918-304)=1265182+104-102=184834-76-237=521177+977=1154357+66-201=222338-(131+25)=18210+463-426=47140×(111-108)=420100+323=423213+475=688105+(279-14)=3705/8-2/8=3/8411-(78+236)=97234+178-42=370178-107+459=530353-98×2=157906-(450-437)=893377+38-268=147292+155=447524×3=1572233+(712-78)=867968×(148-139)=8712420+299+618=1337205×4-142=678355-(191+57)=107162+43=205235-80×2=75331-308+18=41147+66+440=65364×(309-302)=448483-164-319=0703-258+291=736156×3-320=148352-(457-134)=29447+12-452=7870-178=692325+93+488=906531+(905-315)=1121117-(66-33)=8469×7+579=1062270-(459-303)=114260×3=780290×8-954=1366849-299+525=1075842-713-88=41162×(174-165)=1458369+(291-213)=447183-(269-109)=23937-705-22=210999-74-746=179356×6=2136303-132×2=39473+58×4=705263+484+122=869465+(419-97)=787767-(952-569)=384806+735-252=1289515-43×2=429250-10×4=210412+(77-46)=443415-116×2=1832/10+3/10=5/1091×(80-74)=546195-(335-186)=46887-424×2=39779×(668-662)=4674388-55×2=278426×8=3408142×(346-342)=568185+242-362=6583+391-414=60851-68-662=1211/10+3/10=4/10741×9=666941×6=246929+(688-658)=959465-50×6=165904+(603-59)=1448812-(217+239)=356860+28-801=87444-81+277=640479-376-64=39532+401=933106×9-54=90074+(479-396)=15797×7=679375+(805-459)=721450-83-280=87586-456+178=308390-78-194=1189/10-1/10=8/10255+892+108=1255793-381=412488-84=404344-75-97=172909-810=9976+(55-48)=83222+299×2=82044×9-301=95469-(364-30)=135415+229+328=972935-22×9=737134×6=804230+109=339377+14-278=1133/7-2/7=1/7446+(171-132)=485440-(429-340)=351371×2+407=1149890×(327-320)=62303/6+2/6=5/621×7=147129×7-305=598147×2+176=470465+(405-311)=559305+(489-53)=741171×5-46=809149-17×6=4727+890-565=352295+77=372651+309-908=52379-332=47554-(681-516)=38938+(861-171)=728235+(369-350)=254992-219=773601+663-293=971259-231=28475-361-93=21321+103=424484-307=177899-125=774445-14+62=493358-166+260=45221×5=105182×9-247=1391431-184=247819-432+748=1135269-11×5=214725-(113+252)=360308-(109+179)=206/7-1/7=5/7369-75×2=219426-322+347=451229×4-304=612946-(44+418)=484144×4-99=477180×2+116=476272×(14-11)=816824-20×5=724866-215=651379-208+323=494350-(274-157)=233661×(758-754)=2644634×4-862=1674320-(73+109)=138120+(428-302)=246306-(81+108)=117636-250-318=68269-62=207416-(459-109)=66749+139×2=1027473-210-129=1345/7+2/7=1103+(354-19)=438573-50×4=373314+68-166=216254-123=131173-33×3=74353-242+326=437914+609-626=89730+617+448=1095424+37-183=278708+80×3=948720-(512-215)=423159×(893-888)=79552+392-331=113470-339-34=97950+470+227=1647517-266-79=17299×4=396166-115=51188×5-422=518481-476+487=49296+(953-825)=224158-59×2=40700-(782-121)=39236-(12+20)=204176-35×2=106427-(290-43)=180280+58×4=512908-(30+743)=13574+387=461112+762+945=1819550+375+73=998462+68×3=666304×3-762=150407-187+217=437308×3-481=443665-127=538484+407+748=163918×(904-901)=54739-494=245161×3-177=306623-321+208=510629×5-863=2282437×(210-206)=1748501+(935-354)=1082701×5-500=3005865-(32+357)=476353-33=320353+(464-303)=514424-(36+343)=45371-100-133=13867×(466-462)=26883×7+838=1419499×2+184=1182377-148+269=498109+119=228114+(436-397)=153381-(624-546)=303116×8-773=155638+54+276=9686/9-2/9=4/9355-225=130493-405+70=158806-25×5=681430×(644-638)=2580359-(693-420)=8674-19×3=17407+204×4=1223865×4=3460331+710+198=1239359-280-18=6156×2=112363-(163+167)=33968-(909-210)=269883+420-412=891575-396+499=678784+143+602=1529429-50×4=229241+(160-30)=371183×3-197=35261+317=378268+161+196=625123×4+232=724205×2-226=184907×7-77=6272443-(191+92)=160650+944-752=842171+284=455667×3=2001695×(129-125)=278054×(43-36)=37890×8-222=498162×4=648249×6=1494206+66-16=256451-(80+87)=284282+(373-178)=477129-(670-659)=1182/4-1/4=1/4343+513-730=126351×2=702376-326=50236-17×9=83729-99-498=132137+(312-102)=347992+238-988=242225-29-146=50314+108=422556+216=772140×7-498=4824/7-2/7=2/7433-369+383=447126×6+78=834363+803-280=886930-(35+677)=218758-291-224=243389-18×2=353425×6=2550747-396+178=529344×2=688520-382=138212-172=40651-12+795=1434311-(186+70)=55445+(179-45)=579335-(460-181)=56870×(229-220)=783022+450-100=372348+(605-142)=811187×6-142=98093+162+243=498449×(590-581)=4041799-(351-120)=568302-143=15967×9=603290+410=700441-(283+22)=136966+343+614=1923469+239+284=992994-726+135=40334+48=82252-(430-251)=73215×(399-395)=860328-44-19=265294-141×2=12935-41×9=566553×4=2212311+(351-266)=396703-(91+88)=524941+587+706=2234528+94=622209-24×8=17306+188=494502-105-79=318769-556+608=821269-189-65=15390-281-63=46948-945+822=825452+(224-187)=489788-361×2=66292-(176-142)=258106×4=42463×3=189212×4+98=946649-467+342=524405-247+250=408576-45×2=486467+253=720139+402+442=983476-371=10577+354=431453-58×4=221769-36-104=629658-479=179697-(10+586)=101343-324+65=84244×(184-181)=732797-(515-277)=55982×2+251=415459×3-234=1143221-34×3=119404-133-69=202393-(154+44)=195540+103+38=681381+24×6=52564×(432-426)=384943-77-510=356986-(302+256)=428456-94-72=290992-635=357270×3-504=30652×(461-452)=468537-34×6=333343+(226-29)=540114×8=912337+79=416166×(298-295)=498243-229+28=42170×3=5105/7-1/7=4/7193-120=73110+260-204=166756+228=984840+76-89=827459-254-74=131999×(213-205)=7992490+(808-395)=90383×5=41548+11-18=41999+145-670=474336+119-13=442116+202-111=207236-204=32490-(186-67)=37118×2+82=118922+827=1749327+258+212=797385-(392-218)=21111×3+17=50423-(528-357)=25241×(279-276)=123778-(973-917)=722175×2=35082+754+944=1780155+70=225751×9-686=6073490+822-343=969357×2-88=626386+73=459333×3+997=1996305+449=75446×(460-453)=322402×2-424=380400×4-675=925160-(280-197)=77868-(595+223)=50969-437+101=633950-219-250=481333-58×4=101705+63+29=797883×6-217=5081524+166-19=671350+(728-33)=1045245+(454-228)=471645+322=967618×9-500=5062920-605=315208-73+24=159736-(694-508)=550849+417-743=52391×(41-35)=54614+370×2=754383×9-825=2622406-104-286=16114×(171-165)=684852-(261+321)=270174+487+300=96165+241=30642×(135-132)=1262/5-1/5=1/5313-(186+99)=28901-309×2=283315×2+103=733807×2-608=100664×3=192772+372=1144988-(873-382)=4971/4+2/4=3/4457+19+94=570157+38×8=461266+10+961=1237466+66×6=862263×(363-360)=789348+(497-377)=468816+(631-435)=1012495-477=18150-(633-624)=141440-14×6=356239-10+123=352100×6+179=779180+223+471=874307-(56+59)=192915+179+133=1227349×(174-168)=2094401-259=142412-(61+95)=256681-(907-675)=449427-(251+164)=12671×3=2013391×2-296=48672+279=351499+466+304=1269822-522=30074×5-227=143525×8-12=4188500-40×3=380291+677=968242×(587-578)=217856×7+332=724846+998-385=1459969×9=87211/6+3/6=4/6270×9-75=2355357+(318-96)=579899-361+422=960842+804-845=801321-307+258=272513×(658-654)=2052749+(577-221)=1105775-40×4=615349-23+737=1063947-155×5=172341-(49+218)=74910-476+105=539334×2-207=46129×(502-497)=145741-325×2=91495-44×6=231753×9=6777991-73+378=129680+327+56=463198+672-48=8221/3+2/3=1368-(22+224)=122946-107×3=625231+825+438=1494143+187=330408-150=258368-(800-515)=83388-82=306696-(525+46)=12590+202-210=82570-141×4=6152-18+392=526355×3-46=101938×6=22868×2=136397+91+412=900735+285×3=1590407-(338-283)=352299-73-152=74114-(181-160)=93747+105×6=1377812-104×7=84562-67-74=421355-37+319=637680-(340+139)=20193×(371-367)=372278-121=157191-83×2=25186+416+673=1275787+598=1385123+192=315718+461+429=1608474+743=1217222+(250-156)=316745+347+707=1799106+17+762=885348-250+111=209244-(422-188)=1041×(440-435)=205547+(274-263)=558486-168+142=460730-(876-236)=901/6+4/6=5/6197-20×6=77925-199-176=55044+385×2=814483-240+62=305277+(175-92)=360490-(50+305)=13583+85+617=785278-162+287=4031/5+3/5=4/5459-307=152419+532=951468-(351-186)=30349+127=17642×(470-463)=2943/6-1/6=2/6418-18-354=4652+718-147=623237-163+87=161336×2+846=15186/10-4/10=2/1029×4-40=7635-24+116=127977+(630-510)=1097109×6-479=175127×6=762289×3-323=544509×8-62=4010474-89-93=292796×(555-549)=4776243×2+120=606484-167-49=268543+(493-486)=550259×2+727=1245210+109-75=244808×6=4848283-224-17=42793-131+937=1599908-139-199=57099+217+286=602308+166=474867-448-326=93609-(171+203)=235627-361+217=483153+597+37=787309+120-185=244634-310=324235+102=337339-157+140=322188+265=453867-(22+187)=658101×9-653=256467+232×2=931236-196=4030×(737-731)=180173×9=1557681-453-177=51496-34-233=229476-20-62=394880+643-541=982243+26-263=6142×(688-679)=127883+275=358894×8=7152343-245+84=182876-681+182=377451-(398-86)=139183-81-77=25398-22-113=263584-349=235492+70×4=772891+(637-410)=1118694×9-766=5480608-340+317=585688+948+637=2273668-12-193=463501×5=250572×8-17=559472×3=1416303-157=146247×3=741201+62×2=325639-(292+173)=174467-407=60201×(344-335)=1809719×(925-920)=3595862+(686-84)=146458×(130-121)=522984-759=225146+146=292350+458×2=1266294×2-398=190316-(156+63)=97169+357=526310×2+990=161088+107×4=516436-(74+349)=1391×(403-395)=72843+357-335=65736-(132+541)=63140×3+57=477585-118×2=34996-18=78119-53=66705×7-805=4130896-416-418=623/5+2/5=1757-164×4=101263+325=588180+(768-537)=411227-29×7=24939+348-177=1110312+46+126=484301+315+214=830198+95+207=500469+(416-161)=724358×(828-825)=1074161×5-779=26222+(585-453)=35426+40×7=306326+41+329=69630×(52-49)=9096×4+76=460798-295×2=208947-79×5=552675-100×3=375164+719-527=356478-17-56=405463+(500-229)=73484×4+106=442153×5-425=340515×7-529=3076391×7-152=2585122×7=854245×5=1225484-(144-50)=390460×9=4140454-(243-108)=319450+45-58=437175-(323-205)=57483-81-258=144278+(408-168)=518465-39×3=348321-(345-168)=144797+98-454=441887-(528-349)=708464-167×2=130454-305=149413-245=168117×4+29=497924-170-305=449182-157+370=39529×3=87194+175-211=15878×(393-385)=624351+91=4421/7+3/7=4/753+(379-357