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7/10-2/10=436-140-166=142×3-181=223-(335-131)=199-(465-305)=801-(462-312)=492×2=264+319+977=943-166×3=87+354×2=875-261=76+(255-12)=462+309+91=662×(514-510)=227×2+896=499+811-486=27+94×6=989+826-428=925+140-696=470-(358-157)=459-(156+28)=213+241=72×5+320=42×4+145=198+430-121=217+(419-351)=929-(375-306)=262×2=822-(52+258)=155×3=647+605-663=362×2-582=140+282-213=189×3=122+(489-91)=694×2=445-75-82=737-218×3=227-(495-454)=273-22×9=657-310=697-(44+92)=585+907-912=142+277=954+947+377=39×7=2/5-1/5=232+921-814=150×4-29=307+138=839×6=1/7+5/7=487-412=342×2+172=101+303=481+(852-548)=444×7-924=122×6-516=335-277+304=94×(492-488)=350×(354-347)=510+943=408-(243+78)=89×8=13×(90-83)=182+364×2=759-(92+380)=405+77=732×6=929-(146+360)=679+513+658=570+607=573-167=746+830=890-502=405-29×4=766+(311-224)=274+119×4=877-(40+268)=399-140-211=74+278=646+11+390=67+375=523×(831-826)=372-(198-171)=356×2=398-(316-66)=935+(483-235)=499-90=191-172+160=180+365=302+(301-215)=333+160=217+246+862=264+(313-205)=317-66×4=724-(510+165)=227×(620-614)=412+99×7=147+196=587-(906-324)=748×7-487=151×4-185=902×8-304=211+288=868-(891-169)=438-(364-246)=207+98-221=418-(431-146)=789-40×4=365+(961-554)=928-224-345=3/7-2/7=93+176×2=806×6=30×4+302=315+120-189=839-547-258=174+139×2=269×2-435=489+639-547=148×(161-155)=462-(55+113)=160×(479-471)=447-108=159+(887-76)=296+68×5=277-(70+109)=841+94+859=512-(141+129)=341-274+979=471-39×2=835+865-338=879-203×3=24×9+828=5/10+2/10=405-69=1/5+3/5=233+525+109=354-345+342=81+349=982-211×4=443-96-243=242×(419-415)=265×9-842=328-275-46=87×9-62=850+786-533=891-579-78=883×(120-114)=416-41×5=169-(41+102)=12×3=845×9-493=478+68+376=36×(270-264)=637×9-358=435-(569-211)=640-160+940=422-(389-274)=337+168+299=446+145×2=194×3+165=868-488=228×2=762+(381-29)=885-132-64=281-218-18=92×(106-102)=129-(24+66)=608+(840-268)=825-27-597=234+212-69=264+497-181=815-223+728=219+137-218=351-131×2=281-22×9=713-55=485-42=497-29×7=842+712-445=4/6-1/6=349×2+39=807-17×6=900-342-31=440×3=314-(136+78)=461+(471-310)=466-(165+250)=199×3-554=231+748+987=397+760+372=87×(425-420)=315+(141-35)=120×5+24=938-198×2=241+383+30=69×4+212=322-42=3/8+5/8=58+267=386-40×4=11+225-219=191+932+452=202×(760-756)=384-36×3=425-158-59=370-293+354=334-(283-180)=242×4-902=533-29×8=109+(495-125)=349-24=240×5=118×5=291×(823-819)=218+195×2=466+389+196=449×2=115×6=886×4-32=166-(143-112)=865+947+505=499+(583-177)=810+84×7=81×2=960-155+558=460-70+13=56+134-144=59+214=893×5-647=190-(157-24)=172×3-95=278+(110-96)=56×(328-324)=871-92-39=967-786+437=487-344=374×4-346=16+185-134=375×2-358=888+728=105+625+206=967+420=690×8-802=235-110+84=333+309+233=279-(173-116)=268×3-739=228-59-132=476-213×2=255+198-112=304-(289-125)=190+985+841=679-(491-28)=486-(83+357)=459+13-310=228×2+315=286-245=226-(61+156)=56+(748-49)=620-114×3=75+(338-296)=50×8=699+168-319=314+416+74=411-80-179=114+317=6/9-2/9=761-(908-243)=282+669-348=485-63-360=219+917+83=204×4+519=700×(688-680)=191+409×2=722×2-128=169×(432-429)=39×(398-395)=210+278=203+285=938-130×5=423×2=167×3=430-153+845=798+41+78=103+(239-222)=300-11=321-246-30=45×(318-311)=58+173×4=852-141=28×7+631=459-302+75=210+579=470-387=10+(157-137)=643-463+539=264+208-428=615-10-13=847-83×8=603+302-409=224-218+375=484-79×2=529-(245+89)=774×9-213=1/3+2/3=362-(104+133)=741+88-190=316+(269-30)=434-17×7=190×2+793=369-61-77=194×(85-80)=297-(40+53)=435-296+324=827-660-146=285+251×3=436-34-204=353+(194-126)=891×7=149+(167-37)=36×5=141+124×2=954-844+322=399-(82+84)=26×5+398=51×3=826+440=65×8=670×(976-967)=189-180+262=382+274×2=220-41-149=540×(62-59)=185×4+677=651-(298-126)=830+(337-28)=145+42=696+(946-800)=165+272-113=96+174-144=346-(194+57)=214+99-62=86+225×4=104×4=187-24×7=405-(42+95)=983-(488+328)=484+355=943-231-174=941-542+172=365-74×3=976-217+639=170+214-54=998-514-403=495-227=225×2=82×9-345=460-(48+278)=353-260+207=241+(288-108)=109-(289-233)=530+(658-89)=441-(284+44)=673-(410+263)=302+363=339-120=927-217×2=465-(19+210)=874×4-837=644-359-281=39+(349-36)=418-(342-283)=984-440×2=493-(452-260)=912+295-536=409-54=839-596=956×7=140+228=66+392+343=35×3=254×(373-370)=974-410×2=407+64+455=209×2-306=2/4-1/4=434-57+25=994-82×5=107×(23-17)=126×6+17=626-236=349+(378-229)=409-41×6=394-139-109=988-790-180=242+195=4/8+3/8=558+444+212=999-426×2=643×6-616=199-123=234×(224-220)=398+221-148=511+191=615+229+68=288-67-139=212+645+451=470-31×2=115×(221-213)=659+111=166+86+415=187-47+135=315-(236-96)=973+166×5=165-38×2=398-163=470-232+168=350+(222-74)=385-43+34=927×(499-492)=567-341=569×(371-368)=337-102=414+252+134=835+185-223=671-130+33=47×8=466+154-138=968-(125+251)=569-327=574-(953-780)=587-325+200=837-124=999-117+318=375-32×9=280×(488-484)=534-(94+303)=251-(426-188)=123-38+363=714×9-677=358-97-181=569-144=325-32-24=253+76×9=524-429+656=694×4=945-465-292=449-128-42=517+74+215=2/8+4/8=819-(653+32)=182+549+224=99×8-80=418-(372-207)=940×6=496+180×5=480×2-364=404-10×7=307-137=80×(498-492)=425×9-233=597+(879-214)=96-69=905+268+968=105+(941-566)=48×(399-390)=642+498-329=735+304=610×(246-239)=909-10×9=423-123+68=179+(657-239)=81-29×2=263+91×6=909+(734-450)=596-169×3=322-181+35=10×2=4/5-1/5=794-65=240×(388-382)=382×(361-352)=696-34-368=37+131-26=378-31×3=462-296-50=319+119×7=988+242-576=965×(202-198)=266+(456-234)=510+831-671=822-496+918=1/6+4/6=236-76-99=391×(622-615)=612+25+213=281-(139+101)=168-15×6=1/8+4/8=960-449×2=315-(76+154)=1/5+2/5=90+404=6/8-2/8=113+30=872-(342+367)=246-(168-74)=403-293+266=160+102=240×8=29+417-286=180-(123-106)=585+176+480=29×(895-887)=316×7-566=689+578-562=907+797-162=452-262-63=458-(204+97)=417×4=497-(124+112)=876-539+521=902×4=500-(102+230)=189+170+295=107-(30+25)=72×9+123=471-22=281-17=302-59×2=826-32+187=159×(456-453)=2/9+6/9=433-(56+80)=453+41-382=168+64×8=959+920-572=887-552=357-139=133-14=86+258+212=14×(47-38)=897-171×4=442-(193+50)=176×(201-198)=12×(299-295)=146×3-185=280-(374-206)=182+110=534+53+164=951-(826-772)=37×(232-225)=906-(456+217)=256-211+277=613×3=331-(459-441)=431-(176+233)=5/7-1/7=80+219-44=19+162-103=357+378=909×5=515-23×7=52×9=16×8+442=374+(452-109)=822-91-681=107+164=126×3+353=376×2=163+63=283+199=311-84+324=328+174+879=454-(67+187)=99-13=369-123-236=157+414×2=478-70-142=48×(303-299)=207×4-466=92+283×3=268-(304-58)=75×3=164+874+778=159-125=132-98+42=399+49-408=166-30=128×3=286-(54+217)=287-(66+54)=890-118-439=850-(488+251)=567×6-445=89×5-324=796×4=659+(385-187)=115×7=845+534+848=229-165=761+(896-527)=395-58-288=499-(289+155)=459-(138+311)=310+18+141=18+132+371=321-(134-125)=197+179+383=458-(357-108)=493-(196-175)=357+645+34=965-118×4=550+(541-398)=917+(861-736)=361-107-205=165×2-329=960-61×6=113+276=149+487=420+494=899-121=891-192-592=78+186=3/8-1/8=487-(477-289)=1/4+2/4=103×9-117=583+249+109=300-232=117×8-182=87×2=844+166+320=79+21+348=404-33-174=656-533-89=11×9=428+769-322=324×(587-584)=733×2-961=442-(344+98)=675-150+741=296-(220+44)=792-255-447=46+180×2=143×5=496×2=735-251=86×6-480=722+246=301-241+11=95×(379-372)=637-(533-176)=985+813=308-(209-86)=366+355=889×5=852+96-630=23×(570-567)=138+273=411-(375-247)=442-17-422=326+27-154=795-210-145=131+(915-472)=101×5-412=268+85-298=260×(491-482)=461×3-657=23×3+46=196+116-151=135×(405-399)=56×(88-79)=124×6=883×4-281=284+642+40=658-404=427-(395+31)=20×7=237-51+156=416-(426-211)=548×2-181=69×5+398=217-109-104=449-439=741-295+459=422×5-628=419-84×4=3/8-2/8=349-270=878-(289+307)=199+170×4=77-33+101=832-(487-248)=684+(372-325)=367+109×6=39+75+829=112×3+722=702-334=773+(610-547)=305-175=188+33=408-97×4=796-(410+223)=855-255-555=125×7-811=261+165=331+134-237=56×9-430=87+(435-416)=218-41=794-(732-392)=328+55+216=664-116-496=137-82=330-279+159=274-14+128=833-342+396=229-(425-373)=255-138+261=123-22×3=455-393+19=525-258+560=944-(474+393)=949-(389+260)=397+(731-534)=31×9-187=141+269×3=47+176-74=682-(836-464)=277×(417-414)=230-94×2=332×(333-329)=719+221+973=242-168+54=703-572+630=147×(321-315)=104+121-96=249-48×3=363+621=686+394+772=941-69-528=101×5-384=805-316+89=61×6-70=396-(97+60)=307-(729-699)=533-(444-31)=709×4=141+271+272=131×(62-58)=42×8+210=386-125-115=370+386=366+(430-87)=658+(306-291)=30×9=960-533-41=479-139=428-(186-185)=563+(489-142)=23+415-104=253×3+65=981-436+284=329-292=900-(203-154)=407-130-246=8/9-1/9=183+(425-327)=169+227=360+378+30=835-(224+448)=335-(841-820)=737-(574-464)=93×7+972=155-(81-32)=382-172=171×8-530=408-236=53×(801-797)=63+96-140=817-(798-28)=491-266-78=348-45×2=345-144×2=13×6+644=624+261=452+(336-81)=607×8-821=311+191×3=327×2-313=559+538=662×5-844=178-18×3=265×2-36=235×4-163=216+(237-75)=102+(465-214)=63×5+726=44+(409-398)=448+416+43=989+596=846×4=399-160+24=177+(340-206)=142×(660-653)=125×8-229=358×2+175=927-(182+246)=43×6-117=326×2=473-11×6=254×(73-70)=376-58×6=426+(294-63)=167+300=937-755-172=715-(16+11)=359+(409-154)=34×3=746-(693-255)=65+109-67=955-396=750+564+739=834-271=917-(256+157)=449-140×3=136-(92-23)=96+359=370-263=305-41=322-46×3=84×(506-500)=298-185+154=421-330+49=859-112+742=41+(170-51)=83×7+499=45×(488-485)=13×6=701-400+105=764-161-505=98+238+939=152+329+234=107+691-99=770-65+742=461-(360-269)=379-87×4=663+431+34=817-(986-822)=176×8=992+(882-428)=241+229=682×9=891-557-153=412-(143-71)=193×(409-405)=621+130+247=79+402-218=364+(336-298)=169+288=参考答案7/10-2/10=5/10436-140-166=130142×3-181=245223-(335-131)=19199-(465-305)=39801-(462-312)=651492×2=984264+319+977=1560943-166×3=44587+354×2=795875-261=61476+(255-12)=319462+309+91=862662×(514-510)=2648227×2+896=1350499+811-486=82427+94×6=591989+826-428=1387925+140-696=369470-(358-157)=269459-(156+28)=275213+241=45472×5+320=68042×4+145=313198+430-121=507217+(419-351)=285929-(375-306)=860262×2=524822-(52+258)=512155×3=465647+605-663=589362×2-582=142140+282-213=209189×3=567122+(489-91)=520694×2=1388445-75-82=288737-218×3=83227-(495-454)=186273-22×9=75657-310=347697-(44+92)=561585+907-912=580142+277=419954+947+377=227839×7=2732/5-1/5=1/5232+921-814=339150×4-29=571307+138=445839×6=50341/7+5/7=6/7487-412=75342×2+172=856101+303=404481+(852-548)=785444×7-924=2184122×6-516=216335-277+304=36294×(492-488)=376350×(354-347)=2450510+943=1453408-(243+78)=8789×8=71213×(90-83)=91182+364×2=910759-(92+380)=287405+77=482732×6=4392929-(146+360)=423679+513+658=1850570+607=1177573-167=406746+830=1576890-502=388405-29×4=289766+(311-224)=853274+119×4=750877-(40+268)=569399-140-211=4874+278=352646+11+390=104767+375=442523×(831-826)=2615372-(198-171)=345356×2=712398-(316-66)=148935+(483-235)=1183499-90=409191-172+160=179180+365=545302+(301-215)=388333+160=493217+246+862=1325264+(313-205)=372317-66×4=53724-(510+165)=49227×(620-614)=1362412+99×7=1105147+196=343587-(906-324)=5748×7-487=4749151×4-185=419902×8-304=6912211+288=499868-(891-169)=146438-(364-246)=320207+98-221=84418-(431-146)=133789-40×4=629365+(961-554)=772928-224-345=3593/7-2/7=1/793+176×2=445806×6=483630×4+302=422315+120-189=246839-547-258=34174+139×2=452269×2-435=103489+639-547=581148×(161-155)=888462-(55+113)=294160×(479-471)=1280447-108=339159+(887-76)=970296+68×5=636277-(70+109)=98841+94+859=1794512-(141+129)=242341-274+979=1046471-39×2=393835+865-338=1362879-203×3=27024×9+828=10445/10+2/10=7/10405-69=3361/5+3/5=4/5233+525+109=867354-345+342=35181+349=430982-211×4=138443-96-243=104242×(419-415)=968265×9-842=1543328-275-46=787×9-62=721850+786-533=1103891-579-78=234883×(120-114)=5298416-41×5=211169-(41+102)=2612×3=36845×9-493=7112478+68+376=92236×(270-264)=216637×9-358=5375435-(569-211)=77640-160+940=1420422-(389-274)=307337+168+299=804446+145×2=736194×3+165=747868-488=380228×2=456762+(381-29)=1114885-132-64=689281-218-18=4592×(106-102)=368129-(24+66)=39608+(840-268)=1180825-27-597=201234+212-69=377264+497-181=580815-223+728=1320219+137-218=138351-131×2=89281-22×9=83713-55=658485-42=443497-29×7=294842+712-445=11094/6-1/6=3/6349×2+39=737807-17×6=705900-342-31=527440×3=1320314-(136+78)=100461+(471-310)=622466-(165+250)=51199×3-554=43231+748+987=1966397+760+372=152987×(425-420)=435315+(141-35)=421120×5+24=624938-198×2=542241+383+30=65469×4+212=488322-42=2803/8+5/8=158+267=325386-40×4=22611+225-219=17191+932+452=1575202×(760-756)=808384-36×3=276425-158-59=208370-293+354=431334-(283-180)=231242×4-902=66533-29×8=301109+(495-125)=479349-24=325240×5=1200118×5=590291×(823-819)=1164218+195×2=608466+389+196=1051449×2=898115×6=690886×4-32=3512166-(143-112)=135865+947+505=2317499+(583-177)=905810+84×7=139881×2=162960-155+558=1363460-70+13=40356+134-144=4659+214=273893×5-647=3818190-(157-24)=57172×3-95=421278+(110-96)=29256×(328-324)=224871-92-39=740967-786+437=618487-344=143374×4-346=115016+185-134=67375×2-358=392888+728=1616105+625+206=936967+420=1387690×8-802=4718235-110+84=209333+309+233=875279-(173-116)=222268×3-739=65228-59-132=37476-213×2=50255+198-112=341304-(289-125)=140190+985+841=2016679-(491-28)=216486-(83+357)=46459+13-310=162228×2+315=771286-245=41226-(61+156)=956+(748-49)=755620-114×3=27875+(338-296)=11750×8=400699+168-319=548314+416+74=804411-80-179=152114+317=4316/9-2/9=4/9761-(908-243)=96282+669-348=603485-63-360=62219+917+83=1219204×4+519=1335700×(688-680)=5600191+409×2=1009722×2-128=1316169×(432-429)=50739×(398-395)=117210+278=488203+285=488938-130×5=288423×2=846167×3=501430-153+845=1122798+41+78=917103+(239-222)=120300-11=289321-246-30=4545×(318-311)=31558+173×4=750852-141=71128×7+631=827459-302+75=232210+579=789470-387=8310+(157-137)=30643-463+539=719264+208-428=44615-10-13=592847-83×8=183603+302-409=496224-218+375=381484-79×2=326529-(245+89)=195774×9-213=67531/3+2/3=1362-(104+133)=125741+88-190=639316+(269-30)=555434-17×7=315190×2+793=1173369-61-77=231194×(85-80)=970297-(40+53)=204435-296+324=463827-660-146=21285+251×3=1038436-34-204=198353+(194-126)=421891×7=6237149+(167-37)=27936×5=180141+124×2=389954-844+322=432399-(82+84)=23326×5+398=52851×3=153826+440=126665×8=520670×(976-967)=6030189-180+262=271382+274×2=930220-41-149=30540×(62-59)=1620185×4+677=1417651-(298-126)=479830+(337-28)=1139145+42=187696+(946-800)=842165+272-113=32496+174-144=126346-(194+57)=95214+99-62=25186+225×4=986104×4=416187-24×7=19405-(42+95)=268983-(488+328)=167484+355=839943-231-174=538941-542+172=571365-74×3=143976-217+639=1398170+214-54=330998-514-403=81495-227=268225×2=45082×9-345=393460-(48+278)=134353-260+207=300241+(288-108)=421109-(289-233)=53530+(658-89)=1099441-(284+44)=113673-(410+263)=0302+363=665339-120=219927-217×2=493465-(19+210)=236874×4-837=2659644-359-281=439+(349-36)=352418-(342-283)=359984-440×2=104493-(452-260)=301912+295-536=671409-54=355839-596=243956×7=6692140+228=36866+392+343=80135×3=105254×(373-370)=762974-410×2=154407+64+455=926209×2-306=1122/4-1/4=1/4434-57+25=402994-82×5=584107×(23-17)=642126×6+17=773626-236=390349+(378-229)=498409-41×6=163394-139-109=146988-790-180=18242+195=4374/8+3/8=7/8558+444+212=1214999-426×2=147643×6-616=3242199-123=76234×(224-220)=936398+221-148=471511+191=702615+229+68=912288-67-139=82212+645+451=1308470-31×2=408115×(221-213)=920659+111=770166+86+415=667187-47+135=275315-(236-96)=175973+166×5=1803165-38×2=89398-163=235470-232+168=406350+(222-74)=498385-43+34=376927×(499-492)=6489567-341=226569×(371-368)=1707337-102=235414+252+134=800835+185-223=797671-130+33=57447×8=376466+154-138=482968-(125+251)=592569-327=242574-(953-780)=401587-325+200=462837-124=713999-117+318=1200375-32×9=87280×(488-484)=1120534-(94+303)=137251-(426-188)=13123-38+363=448714×9-677=5749358-97-181=80569-144=425325-32-24=269253+76×9=937524-429+656=751694×4=2776945-465-292=188449-128-42=279517+74+215=8062/8+4/8=6/8819-(653+32)=134182+549+224=95599×8-80=712418-(372-207)=253940×6=5640496+180×5=1396480×2-364=596404-10×7=334307-137=17080×(498-492)=480425×9-233=3592597+(879-214)=126296-69=27905+268+968=2141105+(941-566)=48048×(399-390)=432642+498-329=811735+304=1039610×(246-239)=4270909-10×9=819423-123+68=368179+(657-239)=59781-29×2=23263+91×6=809909+(734-450)=1193596-169×3=89322-181+35=17610×2=204/5-1/5=3/5794-65=729240×(388-382)=1440382×(361-352)=3438696-34-368=29437+131-26=142378-31×3=285462-296-50=116319+119×7=1152988+242-576=654965×(202-198)=3860266+(456-234)=488510+831-671=670822-496+918=12441/6+4/6=5/6236-76-99=61391×(622-615)=2737612+25+213=850281-(139+101)=41168-15×6=781/8+4/8=5/8960-449×2=62315-(76+154)=851/5+2/5=3/590+404=4946/8-2/8=4/8113+30=143872-(342+367)=163246-(168-74)=152403-293+266=376160+102=262240×8=192029+417-286=160180-(123-106)=163585+176+480=124129×(895-887)=232316×7-566=1646689+578-562=705907+797-162=1542452-262-63=127458-(204+97)=157417×4=1668497-(124+112)=261876-539+521=858902×4=3608500-(102+230)=168189+170+295=654107-(30+25)=5272×9+123=771471-22=449281-17=264302-59×2=184826-32+187=981159×(456-453)=4772/9+6/9=8/9433-(56+80)=297453+41-382=112168+64×8=680959+920-572=1307887-552=335357-139=218133-14=11986+258+212=55614×(47-38)=126897-171×4=213442-(193+50)=199176×(201-198)=52812×(299-295)=48146×3-185=253280-(374-206)=112182+110=292534+53+164=751951-(826-772)=89737×(232-225)=259906-(456+217)=233256-211+277=322613×3=1839331-(459-441)=313431-(176+233)=225/7-1/7=4/780+219-44=25519+162-103=78357+378=735909×5=4545515-23×7=35452×9=46816×8+442=570374+(452-109)=717822-91-681=50107+164=271126×3+353=731376×2=752163+63=226283+199=482311-84+324=551328+174+879=1381454-(67+187)=20099-13=86369-123-236=10157+414×2=985478-70-142=26648×(303-299)=192207×4-466=36292+283×3=941268-(304-58)=2275×3=225164+874+778=1816159-125=34132-98+42=76399+49-408=40166-30=136128×3=384286-(54+217)=15287-(66+54)=167890-118-439=333850-(488+251)=111567×6-445=295789×5-324=121796×4=3184659+(385-187)=857115×7=805845+534+848=2227229-165=64761+(896-527)=1130395-58-288=49499-(289+155)=55459-(138+311)=10310+18+141=46918+132+371=521321-(134-125)=312197+179+383=759458-(357-108)=209493-(196-175)=472357+645+34=1036965-118×4=493550+(541-398)=693917+(861-736)=1042361-107-205=49165×2-329=1960-61×6=594113+276=389149+487=636420+494=914899-121=778891-192-592=10778+186=2643/8-1/8=2/8487-(477-289)=2991/4+2/4=3/4103×9-117=810583+249+109=941300-232=68117×8-182=75487×2=174844+166+320=133079+21+348=448404-33-174=197656-533-89=3411×9=99428+769-322=875324×(587-584)=972733×2-961=505442-(344+98)=0675-150+741=1266296-(220+44)=32792-255-447=9046+180×2=406143×5=715496×2=992735-251=48486×6-480=36722+246=968301-241+11=7195×(379-372)=665637-(533-176)=280985+813=1798308-(209-86)=185366+355=721889×5=4445852+96-630=31823×(570-567)=69138+273=411411-(375-247)=283442-17-422=3326+27-154=199795-210-145=440131+(915-472)=574101×5-412=93268+85-298=55260×(491-482)=2340461×3-657=72623×3+46=115196+116-151=161135×(405-399)=81056×(88-79)=504124×6=744883×4-281=3251284+642+40=966658-404=254427-(395+31)=120×7=140237-51+156=342416-(426-211)=201548×2-181=91569×5+398=743217-109-104=4449-439=10741-295+459=905422×5-628=1482419-84×4=833/8-2/8=1/8349-270=79878-(289+307)=282199+170×4=87977-33+101=145832-(487-248)=593684+(372-325)=731367+109×6=102139+75+829=943112×3+722=1058702-334=368773+(610-547)=836305-175=130188+33=221408-97×4=20796-(410+223)=163855-255-555=45125×7-811=64261+165=426331+134-237=22856×9-430=7487+(435-416)=