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426×4-514=186+(685-452)=303×(634-631)=341-12×9=275+491=950+590+824=486-110=471-(959-555)=410+(185-52)=241×2-473=2/4-1/4=428-174-177=312-(307-143)=107×2+300=11×9=887+(453-112)=82×(182-178)=355-147+237=712-55×2=666×(450-443)=90+75+295=656×9-33=303+121×2=765+679-841=177-78×2=163+191×3=509+(966-694)=400+(291-52)=439-(330+90)=318+414+225=94+240-214=495-(404-24)=189-(275-191)=181×5=176+151+585=84×8=549-(915-580)=222+255=177×3=264×3-177=870+654=72×4+208=397+888-868=141+111×7=683-529+684=978-151-594=945-834+507=201×(241-238)=139-47=564×(47-41)=879+679-593=410-290+78=950-(147+680)=69×8+737=949-876+901=606-(43+78)=194-66=406-212=300-16+95=141+444=455+208=888×2=77+(474-309)=38×8=864-33+162=347-153×2=891×9-636=333+90-368=924-378+571=770+287-671=53×2+649=202×4-265=535+575+703=353-119-89=188-14×2=759+(617-291)=451-(468-33)=971+(740-501)=160-19×4=351+(575-311)=2/8-1/8=404×8=770-(261+252)=389-176-114=469-291-34=55×8+804=274-(26+22)=882+443+596=240-(51+43)=44+574+940=824-101+940=195+(182-105)=469-42=193-(796-671)=938-376-456=148+200=443-188-142=423-192×2=192+77-99=129×6-335=458-(49+72)=237-154+23=493-328+96=80+321-20=660-(331-316)=218×3-366=106×6-120=376+(875-460)=113+267=985+492=448-108=674×(44-41)=664-205-309=167-10=329×(363-360)=760-716+545=663-(498-463)=245×4+879=375+(480-330)=253-40-112=856-(571+172)=768-(186+472)=122×4=268×3+375=119-(60+51)=903+308×2=238-(216-106)=127+73×7=253+208+206=381-74-220=629+757+429=619-(101+470)=263×3=302-20-244=335+(863-498)=444-90=220×2+106=66+284×2=107+(332-157)=354+244+367=651-127×4=321+184×2=321-(50+21)=250-(31+98)=199×(273-269)=808-(279-158)=824+(972-852)=564+496+215=877-35×3=383×3=328×(745-741)=45×6=615×3-739=661+182+55=56×(146-140)=67-(767-725)=400+(877-718)=339-301=129×(432-426)=321-183=395-(59+86)=473-(10+377)=4/8-1/8=154×2+214=443-(374-346)=916×5=68×4-186=135-14=566×5=384+477=181×(428-424)=916-33×2=164+358+218=299-15-187=207-(246-160)=425-131=1/5+3/5=348×8=168+311-198=482-32=297+(257-214)=27×6+376=300+162-181=479-(207+203)=478-231×2=573×4=157+540-90=281+100+485=965×(133-126)=981+852+361=61+71+393=441-(332-246)=395-(416-149)=878-(63+248)=331×3-285=390-82=740+913-875=54×(335-329)=896×(845-842)=331×(269-265)=162×3+258=489-154=329-(149+179)=59×(62-57)=876-80=163+58×3=594-114×5=41×(472-466)=351+114=404+950-473=792-(611-542)=201+187=356-15×6=300-106=238+(247-108)=197+73-95=387-172×2=269+147+248=637-594=518+155+20=809×(434-431)=127×2=121×2=75+137-123=808+808=307+68-67=347+125+466=430+354+114=93+164=147×5-29=217×3-584=417×(872-869)=165×2+187=401+573+706=942+601-588=350-294=32+468-366=161+(607-430)=758×9=162+135-201=179-66×2=177×5+682=87+(395-197)=705+504+91=202-23×6=611+13+49=724-109=440×2=635-24×7=754+153×6=855-64-108=27×3+220=378×(544-540)=819-201-312=792+(584-372)=296+118×3=129-(296-177)=575-(505-166)=532+626=403-272-93=339+141-245=902-189-114=991-637+622=32×2+26=152-52=990-134×7=387+54×7=284+(224-148)=305×3+829=468+206+74=592-(434+25)=887-229=188+471-517=521+296-42=94×(481-472)=504-(326-244)=747×8=301+162=591×9=816-247+518=307+(412-232)=881+629+428=138-12×5=462+108=477-80×4=386-(17+69)=837-218×2=595-210=344-332+265=199-(271-124)=913-678=276-111-127=275-(183+75)=48×(151-145)=895×4=366+397+170=467-(95-19)=263×3+78=284+101=456+236-336=15+(437-148)=667+231+919=801-31×8=156+187+388=55×3+28=354-186+279=45+205+503=31×(115-109)=112+18+113=185-(236-92)=977-68-352=433×4=539-270+602=184+(384-255)=562×3=141×(481-477)=190×3-146=429+(137-116)=680×8=752-730=256+158=233×(875-870)=448-89-75=630+637=484-203-147=102×9+282=761×(201-192)=481-94-373=767-713+874=962-154-429=206+182=456-29×2=646+127×2=114+258+415=499-136+28=331-(321-319)=75+723+488=487-333+163=164×5=237+254-10=79+38×6=444-396+358=565+308+105=395×(618-611)=223+85+423=888-(742+31)=160+269=643-57-282=187×(937-930)=125+37×9=78+103=216-(484-360)=965-227-202=462-(291-207)=417-(382-86)=78+(314-93)=424-16×8=11×(52-44)=180-39+654=50+239=394-96×3=809-12-635=331-179+95=507-(586-562)=435+92×2=497-468+307=603-85×3=952+758+846=464-22×5=176-51-105=756×(356-352)=364-109-206=689-641=3/7-1/7=185+179=918-237=2/5-1/5=327-102×3=70+216=187+800-732=449-(123+214)=58×7+54=729×5-74=470-265-131=194-(51+29)=140×4=970-(607-564)=325+35-234=463+(238-38)=454-215=244×2=572×4-723=777-152-164=333+452=937×4=65+383=549+326-631=616×5=375×2-294=594-13-235=400×2=68×2=141+291=922-223-383=148×(59-54)=643×5-639=560+712+918=811-233+610=401-196=257-(39+36)=451-(147+18)=91+(501-127)=423+145=547-513-17=393-255+242=562-196-220=205+782-869=880-110=841×3=109×3=29×7=468-64+378=309×2-458=638×8-743=203-85+141=263+452=808-730-46=475-17×5=158×3=592-151×2=2/3-1/3=333-(103-11)=165×2=447×2-838=157×(139-133)=672-(738-118)=57+175=519×4-994=348×(614-609)=160×6-222=348-258-40=45×(215-207)=855×7-746=432-198-61=40×9=789-472=716×6=16+(428-400)=19+282-165=985+629=560-21+741=70×8-237=21+(438-180)=355+311×2=39×(68-65)=308+241+159=52×8+352=695×6-162=354+(309-128)=1/6+4/6=956-810+662=148+640=706-(137+352)=942-(935-806)=813-(802-578)=680-481=388+(414-352)=931-37-214=260×2+350=682-142+655=354-196=36×5=781-546+877=910-(204+353)=193+19+399=388-190+164=488×2-839=356+877+121=3/5-1/5=130×(385-381)=142+37=787+593-867=198×4+832=853-27×9=735-236×2=7/9-1/9=492-(229+134)=443-403+286=739+78-594=271-27-60=493-103×4=273+(989-245)=655+848+624=325-144×2=130-49+73=236×(298-295)=112+293×2=1/9+2/9=105×2=926-(993-387)=941-334=480-(152+38)=104+358-66=471-414=94-25+987=361+179+425=388+(621-428)=464×(908-900)=207×3-127=214+279-338=3/5+2/5=275+300=879-350=600-68-496=163+383=124×8=310-195+219=356-118+240=491-(196+106)=140-(484-354)=450-(127-99)=961-(433+114)=229-153+186=916-220=862-610=393+(945-655)=962-103×3=5/9-4/9=228-13×6=34×9+16=314×(252-249)=429-284+225=447-54+102=212-179+190=63+706-386=94+85×9=396-295=274×(699-694)=407-(204+98)=627+887+457=832-648-60=409×(609-604)=927-272-290=557×(892-886)=23×7=797+135×7=286×3-41=708×8-574=319-(355-257)=394-(164+184)=866-(345+202)=1/6+3/6=166×9-970=43×2=406+(194-182)=59+19-53=3/8-1/8=105×(95-86)=84+195=30×(99-90)=508-332=1/4+2/4=632×3=344-(245-79)=624-(211+107)=149+(445-304)=458-344-33=120×(386-383)=213×3-450=114-(173-152)=97×7+194=361+75=417×6-560=337+83-373=550+469-909=765-(416+331)=138+121+543=305-(121+111)=185+115-80=376-258+79=36×6+69=656-114×4=898-(773-32)=88+806+124=399-65-331=376-288-19=420+446+642=167+216-281=223-69×2=500×6=15×6=557-(369+69)=216×4=63+136-65=36+653-687=429×(410-402)=343+(908-826)=42×(89-84)=86+658+103=844-92=708-133×4=746-(292+400)=158+(488-229)=7/9+2/9=750×7-66=920-(598+271)=83×(272-267)=371+102-462=684+(816-272)=357+(316-132)=429×5-337=839+27×4=756+137+84=730+807=410-(311-161)=896-118×4=126+288-79=440+98=568×5-129=255-(401-196)=445-116-124=144×(28-22)=68+45×4=893-(271+514)=690-98×6=961-467=888-(317+439)=191-92×2=309+383+143=287-(454-253)=168+96=5/8-2/8=943-849=123+(476-343)=93+301=387-18-247=965-(629-481)=119+27×3=413-354-34=761+73×4=353+17+328=624-(255+29)=199+(453-378)=348-44×2=242×5=432-40-156=400-229=691×4-664=205+(431-241)=823+86×4=458-149+759=7/8-1/8=486-(56+191)=841×7=243+(366-310)=210+(209-148)=442-94-159=198-139=710-426+53=978+161×6=536-(96+88)=817-37=230+84-51=551+225=309-17×2=966-655-106=117×(397-394)=611-11=889+367×2=709-563+427=678+18×6=364+122+816=614-(673-505)=21+428-148=4/9+2/9=66+252=126+369=215×4-557=641+840+158=179×(225-220)=105×5=247×(60-56)=184-68×2=407-74=726-198+531=955+388-414=250×3-139=343-69-66=866-(108+661)=834-169×4=500-(163+103)=315×3-522=385×2-440=47×(553-547)=59+89=131+(463-131)=894-345-325=906-(60+445)=137×4=310+310+797=2/7+4/7=46+73+350=299-155+302=22+65=62+183=117+(161-112)=362+799-913=315+260+421=237-(293-287)=668+902-97=296+34×9=725-430+281=241-(300-96)=856-21×4=97×2=160-130=401-(454-53)=749-460=825+184=551+67+343=579+641=317+51-210=94+939-417=888×(285-277)=734+613=542-(938-690)=761-129×2=810-(438-317)=427-246+294=915-(864-776)=50+(989-48)=848-712+502=1/7+2/7=240+(443-402)=520×7-315=875×6-432=4/8+2/8=359×2+508=371+(313-150)=25+308+33=496-(328+23)=779-(685+53)=82×3=315-(284+10)=318+63=497-30×3=843-17×7=365+67-259=32×2=65+178-166=328-19×8=204×3+361=389-145=60+101=132×5=328+(428-313)=283-76-63=162×(218-211)=862-91×2=518×2-114=715-(468-239)=882×3-36=94×7-214=368+105=25+348+596=251×(451-445)=148-45=460-(188-96)=579-495+26=947-922=79×6-224=329×3-715=598×7-166=621+(268-51)=72+98=326×5-328=929-(988-761)=488-71×5=579-51-308=776×(913-910)=766-450-174=903×8-886=332-(76+63)=118+534+953=597-157×3=462+10-384=432-(437-432)=419+(643-474)=396-219=176-(129-37)=298-235+177=693+232-554=158-(58-55)=742-148+197=697-463+862=444-421+126=11×5=237-58×2=417-165=425-77+114=545+589-102=246-246+228=556-199×2=851+(334-296)=254+173=483+(163-56)=596+296-113=5/7+2/7=495-(121+219)=916+826+811=868-406=462-(275+69)=298-80=994-431=302-71-83=357×3-221=752-120×3=275×2=42×3=413-60×2=314-(162+132)=840-39-123=161-17×4=942-379-175=310+187=118×(98-95)=128×7-14=86×(412-403)=327+755=279+(292-74)=713-79-580=883-503+142=504×7=152×5-28=797+684-93=190-97=122+360×2=137×4+111=436-199+204=20×5+49=190+(510-238)=299×2-540=295-(287-76)=485-(105+331)=878-(673+79)=324×2-424=362+186-52=785-(553+189)=231+145×2=255-28×3=466-(245-135)=232+263=863-261-172=72+(873-364)=141+163+789=396-236=185-(471-320)=104×8-630=98×9-25=161+989-160=52+226-11=314×2-292=430-(13+197)=253+72=参考答案426×4-514=1190186+(685-452)=419303×(634-631)=909341-12×9=233275+491=766950+590+824=2364486-110=376471-(959-555)=67410+(185-52)=543241×2-473=92/4-1/4=1/4428-174-177=77312-(307-143)=148107×2+300=51411×9=99887+(453-112)=122882×(182-178)=328355-147+237=445712-55×2=602666×(450-443)=466290+75+295=460656×9-33=5871303+121×2=545765+679-841=603177-78×2=21163+191×3=736509+(966-694)=781400+(291-52)=639439-(330+90)=19318+414+225=95794+240-214=120495-(404-24)=115189-(275-191)=105181×5=905176+151+585=91284×8=672549-(915-580)=214222+255=477177×3=531264×3-177=615870+654=152472×4+208=496397+888-868=417141+111×7=918683-529+684=838978-151-594=233945-834+507=618201×(241-238)=603139-47=92564×(47-41)=3384879+679-593=965410-290+78=198950-(147+680)=12369×8+737=1289949-876+901=974606-(43+78)=485194-66=128406-212=194300-16+95=379141+444=585455+208=663888×2=177677+(474-309)=24238×8=304864-33+162=993347-153×2=41891×9-636=7383333+90-368=55924-378+571=1117770+287-671=38653×2+649=755202×4-265=543535+575+703=1813353-119-89=145188-14×2=160759+(617-291)=1085451-(468-33)=16971+(740-501)=1210160-19×4=84351+(575-311)=6152/8-1/8=1/8404×8=3232770-(261+252)=257389-176-114=99469-291-34=14455×8+804=1244274-(26+22)=226882+443+596=1921240-(51+43)=14644+574+940=1558824-101+940=1663195+(182-105)=272469-42=427193-(796-671)=68938-376-456=106148+200=348443-188-142=113423-192×2=39192+77-99=170129×6-335=439458-(49+72)=337237-154+23=106493-328+96=26180+321-20=381660-(331-316)=645218×3-366=288106×6-120=516376+(875-460)=791113+267=380985+492=1477448-108=340674×(44-41)=2022664-205-309=150167-10=157329×(363-360)=987760-716+545=589663-(498-463)=628245×4+879=1859375+(480-330)=525253-40-112=101856-(571+172)=113768-(186+472)=110122×4=488268×3+375=1179119-(60+51)=8903+308×2=1519238-(216-106)=128127+73×7=638253+208+206=667381-74-220=87629+757+429=1815619-(101+470)=48263×3=789302-20-244=38335+(863-498)=700444-90=354220×2+106=54666+284×2=634107+(332-157)=282354+244+367=965651-127×4=143321+184×2=689321-(50+21)=250250-(31+98)=121199×(273-269)=796808-(279-158)=687824+(972-852)=944564+496+215=1275877-35×3=772383×3=1149328×(745-741)=131245×6=270615×3-739=1106661+182+55=89856×(146-140)=33667-(767-725)=25400+(877-718)=559339-301=38129×(432-426)=774321-183=138395-(59+86)=250473-(10+377)=864/8-1/8=3/8154×2+214=522443-(374-346)=415916×5=458068×4-186=86135-14=121566×5=2830384+477=861181×(428-424)=724916-33×2=850164+358+218=740299-15-187=97207-(246-160)=121425-131=2941/5+3/5=4/5348×8=2784168+311-198=281482-32=450297+(257-214)=34027×6+376=538300+162-181=281479-(207+203)=69478-231×2=16573×4=2292157+540-90=607281+100+485=866965×(133-126)=6755981+852+361=219461+71+393=525441-(332-246)=355395-(416-149)=128878-(63+248)=567331×3-285=708390-82=308740+913-875=77854×(335-329)=324896×(845-842)=2688331×(269-265)=1324162×3+258=744489-154=335329-(149+179)=159×(62-57)=295876-80=796163+58×3=337594-114×5=2441×(472-466)=246351+114=465404+950-473=881792-(611-542)=723201+187=388356-15×6=266300-106=194238+(247-108)=377197+73-95=175387-172×2=43269+147+248=664637-594=43518+155+20=693809×(434-431)=2427127×2=254121×2=24275+137-123=89808+808=1616307+68-67=308347+125+466=938430+354+114=89893+164=257147×5-29=706217×3-584=67417×(872-869)=1251165×2+187=517401+573+706=1680942+601-588=955350-294=5632+468-366=134161+(607-430)=338758×9=6822162+135-201=96179-66×2=47177×5+682=156787+(395-197)=285705+504+91=1300202-23×6=64611+13+49=673724-109=615440×2=880635-24×7=467754+153×6=1672855-64-108=68327×3+220=301378×(544-540)=1512819-201-312=306792+(584-372)=1004296+118×3=650129-(296-177)=10575-(505-166)=236532+626=1158403-272-93=38339+141-245=235902-189-114=599991-637+622=97632×2+26=90152-52=100990-134×7=52387+54×7=765284+(224-148)=360305×3+829=1744468+206+74=748592-(434+25)=133887-229=658188+471-517=142521+296-42=77594×(481-472)=846504-(326-244)=422747×8=5976301+162=463591×9=5319816-247+518=1087307+(412-232)=487881+629+428=1938138-12×5=78462+108=570477-80×4=157386-(17+69)=300837-218×2=401595-210=385344-332+265=277199-(271-124)=52913-678=235276-111-127=38275-(183+75)=1748×(151-145)=288895×4=3580366+397+170=933467-(95-19)=391263×3+78=867284+101=385456+236-336=35615+(437-148)=304667+231+919=1817801-31×8=553156+187+388=73155×3+28=193354-186+279=44745+205+503=75331×(115-109)=186112+18+113=243185-(236-92)=41977-68-352=557433×4=1732539-270+602=871184+(384-255)=313562×3=1686141×(481-477)=564190×3-146=424429+(137-116)=450680×8=5440752-730=22256+158=414233×(875-870)=1165448-89-75=284630+637=1267484-203-147=134102×9+282=1200761×(201-192)=6849481-94-373=14767-713+874=928962-154-429=379206+182=388456-29×2=398646+127×2=900114+258+415=787499-136+28=391331-(321-319)=32975+723+488=1286487-333+163=317164×5=820237+254-10=48179+38×6=307444-396+358=406565+308+105=978395×(618-611)=2765223+85+423=731888-(742+31)=115160+269=429643-57-282=304187×(937-930)=1309125+37×9=45878+103=181216-(484-360)=92965-227-202=536462-(291-207)=378417-(382-86)=12178+(314-93)=299424-16×8=29611×(52-44)=88180-39+654=79550+239=289394-96×3=106809-12-635=162331-179+95=247507-(586-562)=483435+92×2=619497-468+307=336603-85×3=348952+758+846=2556464-22×5=354176-51-105=20756×(356-352)=3024364-109-206=49689-641=483/7-1/7=2/7185+179=364918-237=6812/5-1/5=1/5327-102×3=2170+216=286187+800-732=255449-(123+214)=11258×7+54=460729×5-74=3571470-265-131=74194-(51+29)=114140×4=560970-(607-564)=927325+35-234=126463+(238-38)=663454-215=239244×2=488572×4-723=1565777-152-164=461333+452=785937×4=374865+383=448549+326-631=244616×5=3080375×2-294=456594-13-235=346400×2=80068×2=136141+291=432922-223-383=316148×(59-54)=740643×5-639=2576560+712+918=2190811-233+610=1188401-196=205257-(39+36)=182451-(147+18)=28691+(501-127)=465423+145=568547-513-17=17393-255+242=380562-196-220=146205+782-869=118880-110=770841×3=2523109×3=32729×7=203468-64+378=782309×2-458=160638×8-743=4361203-85+141=259263+452=715808-730-46=32475-17×5=390158×3=474592-151×2=2902/3-1/3=1/3333-(103-11)=241165×2=330447×2-838=56157×(139-133)=942672-(738-118)=5257+175=232519×4-994=1082348×(614-609)=1740160×6-222=738348-258-40=5045×(215-207)=360855×7-746=5239432-198-61=17340×9=360789-472=317716×6=429616+(428-400)=4419+282-165=136985+629=1614560-21+741=128070×8-237=32321+(438-180)=279355+311×2=97739×(68-65)=117308+241+159=70852×8+352=768695×6-162=4008354+(309-128)=5351/6+4/6=5/6956-810+662=808148+640=788706-(137+352)=217942-(935-806)=813813-(802-578)=589680-481=199388+(414-352)=450931-37-214=680260×2+350=870682-142+655=1195354-196=15836×5=180781-546+877=1112910-(204+353)=353193+19+399=611388-190+164=362488×2-839=137356+877+121=13543/5-1/5=2/5130×(385-381)=520142+37=179787+593-867=513198×4+832=1624853-27×9=610735-236×2=2637/9-1/9=6/9492-(229+134)=129443-403+286=326739+78-594=223271-27-60=184493-103×4=81273+(989-245)=1017655+848+624=2127325-144×2=37130-49+73=154236×(298-295)=708112+293×2=6981/9+2/9=3/9105×2=210926-(993-387)=320941-334=607480-(152+38)=290104+358-66=396471-414=5794-25+987=1056361+179+425=965388+(621-428)=581464×(908-900)=3712207×3-127=494214+279-338=1553/5+2/5=1275+300=575879-350=529600-68-496=36163+383=546124×8=992310-195+219=334356-118+240=478491-(196+106)=189140-(484-354)=10450-(127-99)=422961-(433+114)=414229-153+186=262916-220=696862-610=252393+(945-655)=683962-103×3=6535/9-4/9=1/9228-13×6=15034×9+16=322314×(252-249)=942429-284+225=370447-54+102=495212-179+190=22363+706-386=38394+85×9=859396-295=101274×(699-694)=1370407-(204+98)=105627+887+457=1971832-648-60=124409×(609-604)=2045927-272-290=365557×(892-886)=334223×7=161797+135×7=1742286×3-41=817708×8-574=5090319-(355-257)=221394-(164+184)=46866-(345+202)=3191/6+3/6=4/6166×9-970=52443×2=86406+(194-182)=41859+19-53=253/8-1/8=2/8105×(95-86)=94584+195=27930×(99-90)=270508-332=1761/4+2/4=3/4632×3=1896344-(245-79)=178624-(211+107)=306149+(445-304)=290458-344-33=81120×(386-383)=360213×3-450=189114-(173-152)=9397×7+194=873361+75=436417×6-560=1942337+83-373=47550+469-909=110765-(416+331)=18138+121+543=802305-(121+111)=73185+115-80=220376-258+79=19736×6+69=285656-114×4=200898-(773-32)=15788+806+124=1018399-65-331=3376-288-19=69420+446+642=1508167+216-281=102223-69×2=85500×6=300015×6=90557-(369+69)=119216×4=86463+136-65=13436+653-687=2429×(410-402)=3432343+(908-826)=42542×(89-84)=21086+658+103=847844-92=752708-133×4=176746-(292+400)=54158+(488-229)=4177/9+2/9=1750×7-66=5184920-(598+271)=5183×(272-267)=415371+102-462=11684+(816-272)=1228357+(316-132)=541429×5-337=1808839+27×4=947756+137+84=977730+807=1537410-(311-161)=260896-118×4=424126+288-79=335440+98=538568×5-129=2711255-(401-196)=50445-116-124=205144×(28-22)=86468+45×4=248893-(271+514)=108690-98×6=102961-467=494888-(317+439)=132191-92×2=7309+383+143=835287-(454-253)=86168+96=2645/8-2/8=3/8943-849=94123+(476-343)=25693+301=394387-18-247=122965-(629-481)=817119+27×3=200413-354-34=25761+73×4=1053353+17+328=698624-(255+29)=340199+(453-378)=274348-44×2=260242×5=1210432-40-156=236400-229=171691×4-664=2100205+(431-241)=395823+86×4=1167458-149+759=10687/8-1/8=6/8486-(56+191)=239841×7=5887243+(366-310)=299210+(209-148)=271442-94-159=189198-139=59710-426+53=337978+161×6=1944536-(96+88)=352817-37=780230+84-51=263551+225=776309-17×2=275966-655-106=205117×(397-394)=351611-11=600889+367×2=1623709-563+427=573678+18×6=786364+122+816=1302614-(673-505)=44621+428-148=3014/9+2/9=6/966+252=318126+369=495215×4-557=303641+840+158=1639179×(225-220)=895105×5=525247×(60-56)=988184-68×2=48407-74=333726-198+531=1059955+388-414=929250×3-139=611343-69-66=208866-(108+661)=97834-169×4=158500-(163+103)=234315×3-522=423385×2-440=33047×(553-547)=28259+89=148131+(463-131)=463894-345-325=224906-(60+445)=401137×4=548310+310+797=14172/7+4/7=6/746+73+350=469299-155+302=44622+65=8762+183=245117+(161-112)=166362+799-913=248315+260+421=996237-(293-287)=2316