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357-(87+144)=841-(487+160)=1/7+2/7=398-(419-227)=874-721+554=781-625=1/4+2/4=87+906-470=790×5-233=236+168=227×2-453=2/5+3/5=309+69=435-371+180=901-72×7=336-304=727+430×2=588-12×5=249-183-19=436-220-43=35×4+664=89+201-79=350+(333-159)=734+(483-335)=966-(278+273)=313×(460-454)=746-611=290×3+410=336+826-568=475-(95+303)=155-22×3=90+790+64=395-(262-18)=257+201=2/6-1/6=298+111-29=901×(536-528)=290×7=408-175=221+504+97=570×(212-207)=152-18×5=427-150+62=364+48+197=335-(349-310)=30×3=300+(371-292)=331×3=893-140-308=226-49=430+110×3=504+414+635=62×(203-194)=594-(355-155)=213×3-469=424×(751-747)=133-16×5=295+117-26=81×(192-183)=365-283+236=607+(786-729)=870-39×7=3/5-1/5=233-98×2=470-74×6=263-88=348+(491-289)=80+152×4=749-315=359-91+605=3/4-1/4=358-(240-154)=67×3=971-364-493=116+(276-118)=226-219+50=871-552=55×9-73=332-102+231=47×9+169=543-(67+381)=400-(206-89)=452-419+106=808×8=816-(964-593)=238-(72+126)=743-459+190=574+(446-405)=473+291=522+916=340×2-91=74×6-238=317+344=625+477-549=614+436+519=742-(210+38)=344-134-152=739+(569-564)=2/3-1/3=827-(67+477)=957-378-277=265+240=301+(998-225)=144+214=426+175+925=472-406=722+(723-305)=816×(710-705)=215+125×5=631-(39+410)=26-25+28=58+64×2=586+613-111=616×3-536=446-257+123=525-(394-197)=400×2-565=34+416-196=582+885=76+(443-343)=215-21×5=260-163+256=849+341+264=43×(489-481)=381-(136-79)=287×(307-304)=668+103+121=366-27×5=232-187-35=154+562+78=150×(261-255)=366-(208+139)=163+57=150+82×4=314-17-31=213×4=747×(32-26)=228+196-78=190-110+123=489-302-148=168+240=192-84+93=241-(474-465)=1/6+5/6=164×2+179=32+187=197×(483-480)=464×2-147=784-702+955=275×(195-192)=218-(486-305)=406×7=37+112=246-20-80=248-(431-403)=807×(319-316)=431-(252-173)=601-43×5=311-60+148=853×8-769=111+299=924-(97+37)=447+(192-153)=217+706=325+730-596=958-(476+387)=132×3-285=454+130×2=308-261=344-275+221=386-38×4=224-111=384-370+212=320-35=369-333=498-370+336=396×2-286=497-74-231=931×7=591+109+290=2/8-1/8=297-51-35=376-(137+40)=268+362=77+81=443×(754-749)=15+325+75=865-296-94=15×9+322=371+(161-116)=857-446=324-126+82=103+325-255=424-113+920=464-(158-122)=274-(89+139)=403-175-209=155-61+320=160×4=212+251=889×8-529=135+94×3=375-(153+26)=342-260=967×2=802-36-765=561+445-551=690-179=286×3=98-47+46=57+94+267=331-(193-147)=597×3-947=227×(772-765)=648-427=387-(322+27)=916-526-213=908+269=322-78=576×5-238=323-237=108+217=687×8-583=70×(107-104)=124×2=137+471=784-319=71+(929-748)=22×(133-125)=885-659=905-815+206=265-197-36=122×8-249=300+472+165=734-594+921=569+303+57=333-52×5=841+542-410=355×2-572=138×2-116=133+271-314=846+477=349+(482-176)=143+256-26=363-(706-651)=223+493+135=486×2-601=30×7=437-69+65=136+315-299=337-171+292=492×8-770=522+352=15+(144-127)=121×4-299=275-(281-22)=267×2+332=231-25×8=109+369=663×2=704-(122+200)=88×(445-442)=959-514-218=11+368+824=393+481-822=426-95×3=233+365+86=498-180-264=621×(659-652)=156×8=126+(460-192)=183×(323-316)=239×2+150=426-119=80-(494-458)=373-302+550=908-658+793=551+854-655=700×(247-244)=839-(285+290)=479-163-287=147+204-20=130+906-793=804-(513-406)=113×3-115=993-(641+328)=429-27×5=58×8-119=4/9-2/9=864-834=120+91+72=322+684-84=82×2=38+699-640=692-152×2=418-16×4=825-98=769-110-256=344-18×4=308+(486-60)=469+167+32=884+152×5=208×4=95×(159-156)=152+(168-88)=956-20+257=741-(954-690)=343+28-119=415-11×8=134+155=312+206+753=283-16×7=436-(158+194)=2/7+3/7=741-19×9=873-(915-398)=969-(831-122)=33×4+292=264×3-528=392+274+45=384×3-616=686-(515+100)=439-159=287-(123-83)=358+96-269=491+296-441=266-74×3=385+152=633-(575-424)=488+301+402=194+241=180-135=186-(917-793)=990-135-99=303+(96-67)=395-107-239=696-232=385-(35+295)=889-600+175=804×2=964-(158+361)=607-(570-38)=436-(242+100)=277+198=885-(784-37)=50+(333-235)=53×4=892×7-292=802+(843-580)=367-(66+200)=37×(56-47)=101×4+206=795+(363-141)=395-13-138=382+71×2=35×(668-665)=630+198=4/10-2/10=261+73×6=101×9-241=423+(792-567)=924-87×7=569×(226-220)=326+131×4=269-(453-324)=825+(475-136)=450+105+331=79×6+427=103+148=161×4+105=248×(24-20)=456-(316+118)=466+40+243=116×8+27=343-36×3=758-129-149=683-(107+441)=468-230×2=468×8=340-94-28=996×9=117×8-301=453-(147+233)=168+482+298=490-220-113=466-(298+14)=453-431=404-(72+204)=998-192×5=116×(745-737)=496×4=164-(433-409)=437-263-101=85×(485-478)=3/10+5/10=930+536=908+(602-40)=123+620-456=787-730=80×(534-527)=342+(742-369)=528-204+808=393-68×4=781×9-882=405-251-65=183+168×2=559×6=583+151+29=902-353-157=615+294=310-(139+22)=396×7=186+243=632+156=941-306-244=363+167+713=94×6=642+418=787-586=664×(381-374)=300×2+361=417-54+117=453-355-15=678-432+193=165×3-128=174+310=349+13-73=380-48×4=31+392×2=642+514+392=168×(330-326)=326-91×3=5/6-1/6=793-269-436=353-(29+72)=681-63-344=859-222-435=544×8=888-(670-333)=844-351-116=746+182×3=345+(385-368)=270×(218-215)=169+(341-80)=810-416+454=390-238=771-(312-194)=389-68=49×(122-116)=779+37+11=591×3=309×2+107=444+(559-95)=17×4=360+258-452=408+490=50×(195-192)=266+(445-57)=240-36+209=20×(35-32)=113+(458-446)=179+31+20=258+297-383=324-27×5=66×8=215+238=209+202-32=438-425=58+180=990-(240+393)=155×4-416=95+83×2=138×(22-16)=25×(423-419)=77+397=229-71-141=972-(371+473)=925×7=846×(642-637)=442+(413-148)=590+125=122×5=118×3-110=55+403-319=2/4-1/4=852-(34+120)=761+329-336=439-90-109=234+38-118=96×8=945-201×4=443-(430-401)=257-10×3=138+224=307+22×2=811+270×2=612+(262-208)=961-905+839=574×9-657=700×3-646=529-37×2=406+(441-252)=90×(137-130)=281×(406-403)=251×2+184=49+277×2=337+41+50=497-123-322=489-(242-64)=355-141-106=177-10×4=914-(50+292)=447-(497-159)=258×6-46=133×(174-169)=317×4=105×6+14=59×2+459=317-117=82+398=324+(75-36)=269×2=617-245+106=72+305=91-63+186=240-141=240+127=463-(189+187)=38×9=988×(117-111)=405-(71+110)=932+857+921=854-709+669=214×2-191=94×(53-47)=657-413+834=343+457-144=910-110-747=4/7-3/7=121×7-434=414-73-213=173+220+940=489-(291-79)=687-283=78+129=113-34×2=202×6=323-(11+33)=475-255=81+48×2=470-31×8=486-(260+12)=862-500+303=76×7+507=329-(781-689)=124×6=91×(203-200)=890+840-909=891-741=343-(52+142)=430-396+38=4/7-1/7=367-(224-20)=25+128=985-560=187-(42+125)=410-69=283-76=589-34×6=870×(164-158)=416-294-109=240-136-91=297×3-128=415-339+48=321×2=474+273+409=970-77-681=316-40×6=1/3+2/3=548+82×7=794-(108+181)=304-241=1/7+4/7=657×(444-440)=87+60-31=113+(242-186)=226×4-845=978-(525-519)=104+275=536-(15+290)=450-(435-412)=360-(442-371)=365×2-429=778-192×2=551-(719-325)=307-201+235=148+286-188=324+33-64=64×4+43=845-91×4=137+718+128=877+590=125×7=497-(104+16)=5/7+2/7=535+253=976-266×2=596+234+117=858×7-61=453+16×5=431-(299-250)=325-18×3=272+37+211=350×2+265=409-(72+42)=562-523=925+723+137=881-431=90+477+274=302-147+303=468-156-151=140+73=204-165=685×3-414=98×4+683=66×4+383=127+199-188=542+342×2=982-(577+84)=476-117+160=813-118-673=261-(209-13)=403+(82-68)=95-49=78+284+563=332-(467-448)=872-(397-147)=876-80×8=153+449-296=332+(321-288)=810+541-494=650+454×2=170-60+224=192+(355-129)=688×7=224×2+26=95×(76-73)=5/8-2/8=325+77-111=26×8=474×5-343=125×(401-397)=642-379=3/6+2/6=976-284+626=350-(135-125)=930+457+373=386-221-80=446+(497-110)=308+589+674=185+106+128=271+20×2=803-363-113=892-574+840=123+563+376=50×7=306+158+544=418+106=229+(418-45)=20×2=643-(38-10)=113+(450-387)=643+320=898-(293+304)=141×5+159=778+151+769=843+734+63=837+(994-894)=85+268-95=483×4-767=585-(54+385)=631-390-238=284×3=1/5+2/5=33+827-474=752-29=160+996+271=308-205=712+263-816=360-331+71=993-(645+28)=110+320-16=128×(312-307)=937+149×6=218+230+77=266+195=62×9=17+698+991=721+(775-343)=263+46+355=947-(55+483)=309-156-85=559×9=748-77×6=245×4=253-(347-216)=989×6=997+(939-71)=636+14+342=272×5-357=286+(334-179)=85×9=407+110+462=212×9-828=868-830+815=379×7=98+528+177=432×9-129=427-24-70=871×3-774=18×6=387-(84+10)=86×4-41=549×(333-328)=99-(471-397)=154×4+434=142+751=213-17×2=174-154+173=101×7-422=359+262-502=952-138×3=308×4-286=152×4-120=881×9-325=141×6-530=710-(847-716)=426+306=236×2=207+31×7=415+39-73=504-(974-564)=75+236-149=139+90-34=444×2=204-134=364+570-625=243+62=407-109=17×(425-417)=387×2+71=807-70=363-35×8=293-(346-158)=63×8-420=537-468=355+(469-130)=543-(441-208)=202-22=405×(793-789)=461×(125-121)=145-70+582=873×3=467-100-58=221-(76-44)=206+207-57=213-44=429-(183+200)=96+163-212=734-699=217+775+838=140+298×2=498-47×5=462×(107-104)=933-128-533=97×4+194=747-349+413=465-158×2=302-167+319=571-151+467=27+(451-268)=25+762+176=213×(71-68)=41+359+293=947-254-325=72+271=126+216=257×(936-928)=794-280-386=495-(421+73)=569-(153+414)=928+946-282=250+536+960=596-25×6=449-33-57=528+(221-178)=986-62-368=815+(676-470)=344-39×5=859-617+977=251-52-56=369-53×4=915-296=85+30×5=122-(482-460)=82+(336-264)=767-11×2=478-53-405=294×(185-180)=430+353=563-64×3=303×3-522=358×2-93=67+(321-65)=72+(421-399)=457-(143+28)=233-29+22=407-327=966-(930-337)=727+(68-27)=492×8=527+840-221=477+950+705=258×2=80×(400-394)=520-12×4=616×9-815=444-23×4=160+23-150=51×(289-286)=62-27+113=675×9=1/9+8/9=373+52×7=341+(496-306)=915+96-661=994-(541+270)=262+218-178=304+565-844=410+(78-62)=361×2-244=518×8=369-(32+207)=968-(775-626)=698-239×2=464-412=297+(274-70)=22+949-90=773+457+75=306-15×4=925-(909-462)=100×6+217=178×5=432×2=921-42×2=819-(66+248)=753+(625-581)=77×8+878=43×5+306=282-(738-513)=453-135=477-(406-22)=829+(892-874)=549-(157+12)=参考答案357-(87+144)=126841-(487+160)=1941/7+2/7=3/7398-(419-227)=206874-721+554=707781-625=1561/4+2/4=3/487+906-470=523790×5-233=3717236+168=404227×2-453=12/5+3/5=1309+69=378435-371+180=244901-72×7=397336-304=32727+430×2=1587588-12×5=528249-183-19=47436-220-43=17335×4+664=80489+201-79=211350+(333-159)=524734+(483-335)=882966-(278+273)=415313×(460-454)=1878746-611=135290×3+410=1280336+826-568=594475-(95+303)=77155-22×3=8990+790+64=944395-(262-18)=151257+201=4582/6-1/6=1/6298+111-29=380901×(536-528)=7208290×7=2030408-175=233221+504+97=822570×(212-207)=2850152-18×5=62427-150+62=339364+48+197=609335-(349-310)=29630×3=90300+(371-292)=379331×3=993893-140-308=445226-49=177430+110×3=760504+414+635=155362×(203-194)=558594-(355-155)=394213×3-469=170424×(751-747)=1696133-16×5=53295+117-26=38681×(192-183)=729365-283+236=318607+(786-729)=664870-39×7=5973/5-1/5=2/5233-98×2=37470-74×6=26263-88=175348+(491-289)=55080+152×4=688749-315=434359-91+605=8733/4-1/4=2/4358-(240-154)=27267×3=201971-364-493=114116+(276-118)=274226-219+50=57871-552=31955×9-73=422332-102+231=46147×9+169=592543-(67+381)=95400-(206-89)=283452-419+106=139808×8=6464816-(964-593)=445238-(72+126)=40743-459+190=474574+(446-405)=615473+291=764522+916=1438340×2-91=58974×6-238=206317+344=661625+477-549=553614+436+519=1569742-(210+38)=494344-134-152=58739+(569-564)=7442/3-1/3=1/3827-(67+477)=283957-378-277=302265+240=505301+(998-225)=1074144+214=358426+175+925=1526472-406=66722+(723-305)=1140816×(710-705)=4080215+125×5=840631-(39+410)=18226-25+28=2958+64×2=186586+613-111=1088616×3-536=1312446-257+123=312525-(394-197)=328400×2-565=23534+416-196=254582+885=146776+(443-343)=176215-21×5=110260-163+256=353849+341+264=145443×(489-481)=344381-(136-79)=324287×(307-304)=861668+103+121=892366-27×5=231232-187-35=10154+562+78=794150×(261-255)=900366-(208+139)=19163+57=220150+82×4=478314-17-31=266213×4=852747×(32-26)=4482228+196-78=346190-110+123=203489-302-148=39168+240=408192-84+93=201241-(474-465)=2321/6+5/6=1164×2+179=50732+187=219197×(483-480)=591464×2-147=781784-702+955=1037275×(195-192)=825218-(486-305)=37406×7=284237+112=149246-20-80=146248-(431-403)=220807×(319-316)=2421431-(252-173)=352601-43×5=386311-60+148=399853×8-769=6055111+299=410924-(97+37)=790447+(192-153)=486217+706=923325+730-596=459958-(476+387)=95132×3-285=111454+130×2=714308-261=47344-275+221=290386-38×4=234224-111=113384-370+212=226320-35=285369-333=36498-370+336=464396×2-286=506497-74-231=192931×7=6517591+109+290=9902/8-1/8=1/8297-51-35=211376-(137+40)=199268+362=63077+81=158443×(754-749)=221515+325+75=415865-296-94=47515×9+322=457371+(161-116)=416857-446=411324-126+82=280103+325-255=173424-113+920=1231464-(158-122)=428274-(89+139)=46403-175-209=19155-61+320=414160×4=640212+251=463889×8-529=6583135+94×3=417375-(153+26)=196342-260=82967×2=1934802-36-765=1561+445-551=455690-179=511286×3=85898-47+46=9757+94+267=418331-(193-147)=285597×3-947=844227×(772-765)=1589648-427=221387-(322+27)=38916-526-213=177908+269=1177322-78=244576×5-238=2642323-237=86108+217=325687×8-583=491370×(107-104)=210124×2=248137+471=608784-319=46571+(929-748)=25222×(133-125)=176885-659=226905-815+206=296265-197-36=32122×8-249=727300+472+165=937734-594+921=1061569+303+57=929333-52×5=73841+542-410=973355×2-572=138138×2-116=160133+271-314=90846+477=1323349+(482-176)=655143+256-26=373363-(706-651)=308223+493+135=851486×2-601=37130×7=210437-69+65=433136+315-299=152337-171+292=458492×8-770=3166522+352=87415+(144-127)=32121×4-299=185275-(281-22)=16267×2+332=866231-25×8=31109+369=478663×2=1326704-(122+200)=38288×(445-442)=264959-514-218=22711+368+824=1203393+481-822=52426-95×3=141233+365+86=684498-180-264=54621×(659-652)=4347156×8=1248126+(460-192)=394183×(323-316)=1281239×2+150=628426-119=30780-(494-458)=44373-302+550=621908-658+793=1043551+854-655=750700×(247-244)=2100839-(285+290)=264479-163-287=29147+204-20=331130+906-793=243804-(513-406)=697113×3-115=224993-(641+328)=24429-27×5=29458×8-119=3454/9-2/9=2/9864-834=30120+91+72=283322+684-84=92282×2=16438+699-640=97692-152×2=388418-16×4=354825-98=727769-110-256=403344-18×4=272308+(486-60)=734469+167+32=668884+152×5=1644208×4=83295×(159-156)=285152+(168-88)=232956-20+257=1193741-(954-690)=477343+28-119=252415-11×8=327134+155=289312+206+753=1271283-16×7=171436-(158+194)=842/7+3/7=5/7741-19×9=570873-(915-398)=356969-(831-122)=26033×4+292=424264×3-528=264392+274+45=711384×3-616=536686-(515+100)=71439-159=280287-(123-83)=247358+96-269=185491+296-441=346266-74×3=44385+152=537633-(575-424)=482488+301+402=1191194+241=435180-135=45186-(917-793)=62990-135-99=756303+(96-67)=332395-107-239=49696-232=464385-(35+295)=55889-600+175=464804×2=1608964-(158+361)=445607-(570-38)=75436-(242+100)=94277+198=475885-(784-37)=13850+(333-235)=14853×4=212892×7-292=5952802+(843-580)=1065367-(66+200)=10137×(56-47)=333101×4+206=610795+(363-141)=1017395-13-138=244382+71×2=52435×(668-665)=105630+198=8284/10-2/10=2/10261+73×6=699101×9-241=668423+(792-567)=648924-87×7=315569×(226-220)=3414326+131×4=850269-(453-324)=140825+(475-136)=1164450+105+331=88679×6+427=901103+148=251161×4+105=749248×(24-20)=992456-(316+118)=22466+40+243=749116×8+27=955343-36×3=235758-129-149=480683-(107+441)=135468-230×2=8468×8=3744340-94-28=218996×9=8964117×8-301=635453-(147+233)=73168+482+298=948490-220-113=157466-(298+14)=154453-431=22404-(72+204)=128998-192×5=38116×(745-737)=928496×4=1984164-(433-409)=140437-263-101=7385×(485-478)=5953/10+5/10=8/10930+536=1466908+(602-40)=1470123+620-456=287787-730=5780×(534-527)=560342+(742-369)=715528-204+808=1132393-68×4=121781×9-882=6147405-251-65=89183+168×2=519559×6=3354583+151+29=763902-353-157=392615+294=909310-(139+22)=149396×7=2772186+243=429632+156=788941-306-244=391363+167+713=124394×6=564642+418=1060787-586=201664×(381-374)=4648300×2+361=961417-54+117=480453-355-15=83678-432+193=439165×3-128=367174+310=484349+13-73=289380-48×4=18831+392×2=815642+514+392=1548168×(330-326)=672326-91×3=535/6-1/6=4/6793-269-436=88353-(29+72)=252681-63-344=274859-222-435=202544×8=4352888-(670-333)=551844-351-116=377746+182×3=1292345+(385-368)=362270×(218-215)=810169+(341-80)=430810-416+454=848390-238=152771-(312-194)=653389-68=32149×(122-116)=294779+37+11=827591×3=1773309×2+107=725444+(559-95)=90817×4=68360+258-452=166408+490=89850×(195-192)=150266+(445-57)=654240-36+209=41320×(35-32)=60113+(458-446)=125179+31+20=230258+297-383=172324-27×5=18966×8=528215+238=453209+202-32=379438-425=1358+180=238990-(240+393)=357155×4-416=20495+83×2=261138×(22-16)=82825×(423-419)=10077+397=474229-71-141=17972-(371+473)=128925×7=6475846×(642-637)=4230442+(413-148)=707590+125=715122×5=610118×3-110=24455+403-319=1392/4-1/4=1/4852-(34+120)=698761+329-336=754439-90-109=240234+38-118=15496×8=768945-201×4=141443-(430-401)=414257-10×3=227138+224=362307+22×2=351811+270×2=1351612+(262-208)=666961-905+839=895574×9-657=4509700×3-646=1454529-37×2=455406+(441-252)=59590×(137-130)=630281×(406-403)=843251×2+184=68649+277×2=603337+41+50=428497-123-322=52489-(242-64)=311355-141-106=108177-10×4=137914-(50+292)=572447-(497-159)=109258×6-46=1502133×(174-169)=665317×4=1268105×6+14=64459×2+459=577317-117=20082+398=480324+(75-36)=363269×2=538617-245+106=47872+305=37791-63+186=214240-141=99240+127=367463-(189+187)=8738×9=342988×(117-111)=5928405-(71+110)=224932+857+921=2710854-709+669=814214×2-191=23794×(53-47)=564657-413+834=1078343+457-144=656910-110-747=534/7-3/7=1/7121×7-434=413414-73-213=128173+220+940=1333489-(291-79)=277687-283=40478+129=207113-34×2=45202×6=1212323-(11+33)=279475-255=22081+48×2=177470-31×8=222486-(260+12)=214862-500+303=66576×7+507=1039329-(781-689)=237124×6=74491×(203-200)=273890+840-909=821891-741=150343-(52+142)=149430-396+38=724/7-1/7=3/7367-(224-20)=16325+128=153985-560=425187-(42+125)=20410-69=341283-76=207589-34×6=385870×(164-158)=5220416-294-109=13240-136-91=13297×3-128=763415-339+48=124321×2=642474+273+409=1156970-77-681=212316-40×6=761/3+2/3=1548+82×7=1122794-(108+181)=505304-241=631/7+4/7=5/7657×(444-440)=262887+60-31=116113+(242-186)=169226×4-845=59978-(525-519)=972104+275=379536-(15+290)=231450-(435-412)=427360-(442-371)=289365×2-429=301778-192×2=394551-(719-325)=157307-201+235=341148+286-188=246324+33-64=29364×4+43=299845-91×4=481137+718+128=983877+590=1467125×7=875497-(104+16)=3775/7+2/7=1535+253=788976-266×2=444596+234+117=947858×7-61=5945453+16×5=533431-(299-250)=382325-18×3=271272+37+211=520350×2+265=965409-(72+42)=295562-523=39925+723+137=1785881-431=45090+477+274=841302-147+303=458468-156-151=161140+73=213204-165=39685×3-414=164198×4+683=107566×4+383=647127+199-188=138542+342×2=1226982-(577+84)=321476-117+160=519813-118-673=22261-(209-13)=65403+(82-68)=41795-49=4678+284+563=925332-(467-448)=313872-(397-147)=622876-80×8=236153+449-296=306332+(321-288)=365810+541-494=857650+454×2=1558170-60+224=334192+(355-129)=418688×7=4816224×2+26=47495×(76-73)=2855/8-2/8=3/8325+77-111=29126×8=208474×5-343=2027125×(401-397)=500642-379=2633/6+2/6=5/6976-284+626=1318350-(135-125)=340930+457+373=1760386-221-80=85446+(497-110)=833308+589+674=1571185+106+128=419271+20×2=311803-363-113=327892-574+840=1158123+563+376=106250×7=350306+158+544=1008418+106=524229+(418-45)=60220×2=40643-(38-10)=615113+(450-387)=176643+320=963898-(293+304)=301141×5+159=864778+151+769=1698843+734+63=1640837+(994-894)=93785+268-95=258483×4-767=1165585-(54+385)=146631-390-238=3284×3=8521/5+2/5=3/533+827-474=386752-29=723160+996+271=1427308-205=103712+263-816=159360-331+71=100993-(645+28)=320110+320-16=414128×(312-307)=640937+149×6=1831218+230+77=525266+195=46162×9=55817+698+991=1706721+(775-343)=1153263+46+355=664947-(55+483)=409309-156-85=68559×9=5031748-77×6=286245×4=980253-(347-216)=122989×6=5934997+(939-71)=1865636+14+342=992272×5-357=1003286+