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280+(469-146)=816-(546-231)=930-197×3=63-(422-370)=545+767+24=297×2=913-789-120=369+(500-442)=168×5-699=822×9-348=842+705+665=96+310+33=500-20+745=850-38-621=322-209+217=421+(340-167)=446-249+393=934-(696-641)=790-326-72=330-(416-352)=70+82×7=579-207×2=958+370×2=145-(338-236)=85×2=265-216=94+419=436-(269-91)=24+(501-311)=279-(20+65)=188×5+307=432-321+278=58+46=158+49-71=267×2=495-37×9=340-(345-315)=504-328+493=261-(441-310)=453-(397+24)=1/5+2/5=156×(341-337)=688×4=348-(15+323)=46×2+39=612-496+230=944-(797-19)=64+37=485-346-11=132×5=189+88=165+744-886=482+154×2=717-322×2=303+65=116-15×5=167+282=167+330-65=838-195×3=187+400+33=779-(908-571)=284+82-90=172+127=592-12-551=453×6-74=302-35×8=463+(745-605)=462-220-174=180+104=28+388-391=515+13×8=407-162=414-(188+65)=677+826-503=388×2=832+953-374=904+896+197=364+(976-148)=490-321-143=99+171+618=3/5-2/5=405+86-361=20×9=753-263=184+349=205×(103-99)=118×6+949=648-108×2=24+142×5=170×3=124+19+365=733-159×4=774×7=265×3-100=475-102-157=251-140=386+95-320=949+530-464=196+88=475-(346+125)=903×3=343+32-92=344-110-63=566-(120+46)=12×3+423=361-214-48=317×2-241=142+590-25=2/3-1/3=485+(435-392)=299+418-135=595×8=111+232-224=301×(195-192)=406-393=4/10-3/10=135×7-123=991+116-232=852+699-221=492+241+22=47×8-55=75×9-506=470+(244-136)=339-38×7=65×3=276-(401-164)=615-214=480-209+523=748-(44+325)=1/7+5/7=484-14-231=200×4-256=294×8=292+(424-419)=69-(10+25)=3/9+6/9=49×6-164=385-14+49=148+350-345=170-157+401=128×6+50=100+127×2=151+740+42=157×3=833+255×3=323-38+711=396+97-60=123×(364-361)=351-(367-165)=118×3=290+234+733=322-(91+10)=244-(311-309)=68×4+174=275+166+362=70×8+201=398-180+72=464×5-775=947-512-133=403×(960-954)=336-71×3=489-139-257=103-75+119=325-267+278=241×2-468=135+344-414=178×(523-516)=217+235-11=110×4=134×(347-341)=552+555+939=895-715+74=117+517+249=41+55=717-326-83=633-(408-400)=871-(539-435)=395×(884-875)=475×2-595=195-(322-143)=316+(275-144)=295+854=398-235-52=602-110×4=738-442+994=335+(480-204)=352-340+37=394-271=104×7=485-434=358-16×9=57×(372-366)=494-(226-192)=965-733+747=434×2-266=465+400+218=386-59=36×(61-57)=759-173=20+86=165+(281-110)=35×3+936=898+864+650=393-254-48=666+173+819=44+598+650=970-(697-487)=456+(520-304)=951-538=851×(653-649)=25×(277-271)=716-549+484=235×(201-198)=627+553-614=120×(296-292)=268-(215-31)=362-(816-772)=423-(925-917)=57×2=803×6-750=3/5-1/5=89×7+88=447×2=367+119-475=774+602+682=322-307-12=436+666-966=949+131+529=218+(233-12)=502+38×5=417×6=494+42-520=163+158=395-123=48×3=957-(804-110)=594+255+696=575×8-615=313-(192-166)=866-684+898=224-(169-53)=361-358+863=621-(667-183)=861×6=697-135-98=262+815=137+326-196=501+878-79=441×6=3/8-1/8=453-217×2=339+124-262=441×(208-204)=969-(762-434)=292+83-93=207+171×3=397-348=374-63=153×4=225×4=802+259-258=119-(135-38)=540-76×4=134×(268-265)=792×(740-732)=946-687+823=365+12+253=474+72×8=77×5+470=1/6+4/6=590×8-894=999-728-217=694-(324+34)=400-(57+32)=491×2+748=91+244=315-234-28=42×(426-422)=158×3-179=739-95×2=11+553+77=654+(91-23)=36×(452-445)=37+(477-430)=969-(376+296)=791+(498-385)=151×2+155=968-276=65×4=52×9+10=87×(32-28)=449×7-66=195×5-179=66+329=344+521=1/4+2/4=165+234-276=285-53=120-74=334×3-408=346-276=90+98×2=145+598-603=488-(411-110)=834-38-351=136-31-94=124-19=214-59+188=77+99×3=352-(100+81)=589+(519-64)=156-92+352=833-(881-344)=20×9-17=433-32×7=950+450+364=436-(180+173)=432-225+116=140×5+77=393-(164+51)=386-19+623=175-90-59=33×4+370=685+500+607=496-(41+197)=271+334=323×3+964=399+(844-525)=192-(232-136)=424-(119+168)=235×2+194=539×5=710-310×2=65×7+495=358+66-320=472+(866-679)=864+(827-443)=485-232+163=631-(363+262)=285-(367-327)=986-462+525=142-121+316=584+149+123=436-(228+133)=392×2-347=38×(112-105)=150+(111-89)=395-(36+280)=318×3-926=523-243=592-(317+117)=518×9-823=809-(221+257)=781-(56+394)=75×3+368=503+643=45×(227-219)=469-219+139=110+132×4=135+480+155=940-38-462=823-733=273-264+257=737×(363-358)=865×3=841-793=496-54-316=61+71+381=314+55+575=420+382+844=416-(443-190)=412+33+140=833+61×8=753-425=303×3-595=427-158-28=257-253+301=225×5-228=148×3-258=783-259-502=944-(883-416)=533×4-487=667-(365+164)=483-24×2=469-42-330=238+81+325=514+220=681+288+21=67×6=311-141×2=323-230=277-63=476-11+904=503-114×4=350+(432-238)=391-15×8=3/7-2/7=244-17×9=130-54+319=778+426×2=455×3=59+263=309×(183-180)=185+(262-63)=470-65-270=269+(717-269)=369+92-266=70+326=210×9-239=400-167×2=89+32+194=113-(137-63)=451-305+106=13×9-20=251-67×2=412-77-311=90×(400-394)=356-46-234=430-(313-242)=129+55=148+119-210=842×7-856=57+(162-76)=589-228+731=20×(239-236)=991-637=241+747+530=262-112=41+(271-181)=326-62×5=350-(16+180)=832+(556-336)=852×(240-231)=212-77×2=733×7-412=363-354+113=758-51=52×9-428=933-759-72=641-(192+317)=331-(334-26)=388-50×5=693-459+668=386+(469-155)=102-(204-139)=584×(41-32)=855-326-367=595-238+943=942-562-275=497+927+673=232-59+166=320+480=542+20+84=63+310=282×3-194=585-(185+160)=192+(474-225)=246+(359-107)=754-154×2=111×8=978-383+689=866-(755-754)=127+322-257=479-(274+84)=326×2=29×4-63=246+479=147×2+166=273×8-500=563-515=575-(427-80)=802+(760-94)=700×(672-668)=144+(590-21)=107×5=464-13×6=647-24×6=498-(147+209)=655+115+202=105+170=200+376=353+169=707×9=243-73×2=212+94+338=521+(918-764)=669×(467-458)=924+(933-277)=199×3=272+46=89×2=414+49+64=321-(117+196)=274+59+152=826-(956-228)=353+41-11=111+354-48=477-12-150=307×3=268+105=401-(40+316)=469×6=30+894+770=872-(422+160)=140+356-124=314×(731-723)=231×(481-478)=370-48×4=988-13×4=960-(624-138)=71×9-525=25+376-289=400-45×5=272-(126+89)=489-(405+43)=252+330×3=414-(389-138)=851+(775-726)=210-39×5=234+151=654-435=2/6+3/6=631×(247-241)=867+833+58=528+(811-64)=302-161=448+61-231=527+501=309-(165+55)=234-99=235+(194-78)=566×5-852=121×7-837=239+19+65=657-521+814=504+(644-309)=738+293=290×(377-374)=402+(378-56)=427×2=258+(467-16)=179+76×9=138×5+201=948-166+11=200×(500-496)=186+34=347+144=104-42+188=626-122=3/8+4/8=33+508+44=481-(100+27)=963-59=385-338+258=924+953=224×(341-337)=212-209+30=81×8+80=882×4-973=565-233-80=279-164+73=872-(529-313)=448+(153-60)=66+347=497×(698-695)=178×5-79=232-61×2=918-77×4=213-69=592+572-751=671+628-78=382+136=422×8=490-46-201=96×5+256=39×3=429-(117+240)=585×4-51=649×6-292=477-25×8=871+169-311=380+(531-134)=877+514+729=399-207-101=67×(190-183)=798+48×4=407×8=544-210+326=287-210=934-(292+545)=710+892-204=364+108-463=172+186=505-28×4=131×7=496-31×5=810-226=736-509+118=65+65=207-110=343-(465-140)=22×(65-57)=250×9=239-(100+116)=138+146=529-(229+286)=462-(355+39)=103+125×5=46×8=537-19=463-127+159=374+75=743-580+505=608×(900-891)=142+397=5/8-2/8=93×2=382-80-285=481+106+76=570×(96-93)=815-487+659=237+485=269+95-296=778-71-347=698-437-79=472-(526-397)=279-(153+29)=426×(189-185)=163×3=330+(445-245)=58+128×5=707+900-150=256+296+139=19×8-18=57+318=249+(916-863)=834-(31+581)=305-40=434-138×3=393-116×3=366+119×4=101-20×4=5/8+2/8=161+269=352-20×6=494-90×4=149×6-377=890-99×6=940+219-338=20×9+494=803-774+165=791×8=857-368-31=455-132=177+497=87+331+444=506-229=917-129-724=471-170=238+126-269=181×4=94×(242-236)=28×(990-981)=3/5+2/5=263-(72-39)=521×(701-696)=19×(428-422)=973+105×6=228+325=672-(58+237)=877-593-82=204-41×2=3/6-2/6=4/9-2/9=817+856-234=754×6-272=929-(305+182)=251+(608-353)=385-(446-430)=347-(125+142)=312×(463-460)=141×2=615-(56+435)=371+184=758×3-849=248-171-15=2/5-1/5=447-221+164=968×(241-234)=197+(353-285)=462-359+231=480+803+144=52×(67-63)=150+222=870+235+67=420×2-233=233×9-918=471-267+183=396+215×2=10+(755-623)=790+(911-613)=835-184×3=393×2=540-227=473-333-130=926-356-306=291+(934-38)=5/7+2/7=835-48=955-60×5=120×4=52+854-303=413-62-195=256-39-97=705-59-85=461-39×8=841-(432+72)=458+208+16=141×(133-130)=490-207-264=537-437=11+90×9=851×7=154+(829-417)=442-(500-259)=16+(235-191)=120+159+547=32+226+399=614×(921-913)=413-175-99=794+44×6=973-(89+69)=346+144=770+193-913=750+33+982=652-(230+247)=743-692=636-110=422-81=655-(596-308)=861×5=336-(98+206)=71×2-128=942-105×4=208-134+227=25-(485-473)=375+(299-12)=20×7+969=83×(322-315)=440+145×5=496-(335-69)=205×2+274=494-57×6=947-(164+683)=183+203×4=78+163-88=95×3=161-(222-205)=156×5-305=666+303-937=884-(238+553)=969-(870-47)=480-184+35=40+441-92=374+(93-31)=182+163=79+732+61=357-162=499-98=449-(446-414)=395+(193-81)=809×(858-852)=246+76=18×7-65=140×5=409-132=89×(363-360)=408-(33+212)=340+54+563=576×(774-766)=364-(373-279)=162×(648-642)=544+(903-178)=420-(371-131)=803×(432-429)=173+451+90=560-51-426=462+(253-114)=348+64×2=112×(180-176)=193-95=16+(396-54)=987-245×4=436-243+121=98-29=367-100=642×5=862-612-87=107+226-195=814-517=144-(83-14)=393×8-958=893-183×4=952+598+322=209×(69-65)=5/10-2/10=838×2-298=425-176×2=31×(261-258)=433-101=74×7+219=57+327+316=240+(346-332)=490-24×6=934-(588-361)=21-12+421=337-223-51=85-58=418-364=41×6+785=682-(209+321)=95-44×2=301+96=476-(130+264)=106×5=719×6-382=122×6-408=630+672-920=222+360-450=326-18×3=535+289=884-664+463=473×2=425-165-101=2/8+3/8=934-(435+256)=270+201+24=288×4-607=994-(651+268)=555×5-607=671-314-265=757-116×3=3/9+5/9=237×3+93=283-(110+99)=297+879-160=455-54-20=950+104×6=307×2=101×7+610=271+191=314+68=880-57=337-201-19=955+159-331=713-(663-77)=193+(780-503)=460-50-10=446-(115+275)=4/6-1/6=115+558=202+315×2=757×8-541=312-(177-141)=参考答案280+(469-146)=603816-(546-231)=501930-197×3=33963-(422-370)=11545+767+24=1336297×2=594913-789-120=4369+(500-442)=427168×5-699=141822×9-348=7050842+705+665=221296+310+33=439500-20+745=1225850-38-621=191322-209+217=330421+(340-167)=594446-249+393=590934-(696-641)=879790-326-72=392330-(416-352)=26670+82×7=644579-207×2=165958+370×2=1698145-(338-236)=4385×2=170265-216=4994+419=513436-(269-91)=25824+(501-311)=214279-(20+65)=194188×5+307=1247432-321+278=38958+46=104158+49-71=136267×2=534495-37×9=162340-(345-315)=310504-328+493=669261-(441-310)=130453-(397+24)=321/5+2/5=3/5156×(341-337)=624688×4=2752348-(15+323)=1046×2+39=131612-496+230=346944-(797-19)=16664+37=101485-346-11=128132×5=660189+88=277165+744-886=23482+154×2=790717-322×2=73303+65=368116-15×5=41167+282=449167+330-65=432838-195×3=253187+400+33=620779-(908-571)=442284+82-90=276172+127=299592-12-551=29453×6-74=2644302-35×8=22463+(745-605)=603462-220-174=68180+104=28428+388-391=25515+13×8=619407-162=245414-(188+65)=161677+826-503=1000388×2=776832+953-374=1411904+896+197=1997364+(976-148)=1192490-321-143=2699+171+618=8883/5-2/5=1/5405+86-361=13020×9=180753-263=490184+349=533205×(103-99)=820118×6+949=1657648-108×2=43224+142×5=734170×3=510124+19+365=508733-159×4=97774×7=5418265×3-100=695475-102-157=216251-140=111386+95-320=161949+530-464=1015196+88=284475-(346+125)=4903×3=2709343+32-92=283344-110-63=171566-(120+46)=40012×3+423=459361-214-48=99317×2-241=393142+590-25=7072/3-1/3=1/3485+(435-392)=528299+418-135=582595×8=4760111+232-224=119301×(195-192)=903406-393=134/10-3/10=1/10135×7-123=822991+116-232=875852+699-221=1330492+241+22=75547×8-55=32175×9-506=169470+(244-136)=578339-38×7=7365×3=195276-(401-164)=39615-214=401480-209+523=794748-(44+325)=3791/7+5/7=6/7484-14-231=239200×4-256=544294×8=2352292+(424-419)=29769-(10+25)=343/9+6/9=149×6-164=130385-14+49=420148+350-345=153170-157+401=414128×6+50=818100+127×2=354151+740+42=933157×3=471833+255×3=1598323-38+711=996396+97-60=433123×(364-361)=369351-(367-165)=149118×3=354290+234+733=1257322-(91+10)=221244-(311-309)=24268×4+174=446275+166+362=80370×8+201=761398-180+72=290464×5-775=1545947-512-133=302403×(960-954)=2418336-71×3=123489-139-257=93103-75+119=147325-267+278=336241×2-468=14135+344-414=65178×(523-516)=1246217+235-11=441110×4=440134×(347-341)=804552+555+939=2046895-715+74=254117+517+249=88341+55=96717-326-83=308633-(408-400)=625871-(539-435)=767395×(884-875)=3555475×2-595=355195-(322-143)=16316+(275-144)=447295+854=1149398-235-52=111602-110×4=162738-442+994=1290335+(480-204)=611352-340+37=49394-271=123104×7=728485-434=51358-16×9=21457×(372-366)=342494-(226-192)=460965-733+747=979434×2-266=602465+400+218=1083386-59=32736×(61-57)=144759-173=58620+86=106165+(281-110)=33635×3+936=1041898+864+650=2412393-254-48=91666+173+819=165844+598+650=1292970-(697-487)=760456+(520-304)=672951-538=413851×(653-649)=340425×(277-271)=150716-549+484=651235×(201-198)=705627+553-614=566120×(296-292)=480268-(215-31)=84362-(816-772)=318423-(925-917)=41557×2=114803×6-750=40683/5-1/5=2/589×7+88=711447×2=894367+119-475=11774+602+682=2058322-307-12=3436+666-966=136949+131+529=1609218+(233-12)=439502+38×5=692417×6=2502494+42-520=16163+158=321395-123=27248×3=144957-(804-110)=263594+255+696=1545575×8-615=3985313-(192-166)=287866-684+898=1080224-(169-53)=108361-358+863=866621-(667-183)=137861×6=5166697-135-98=464262+815=1077137+326-196=267501+878-79=1300441×6=26463/8-1/8=2/8453-217×2=19339+124-262=201441×(208-204)=1764969-(762-434)=641292+83-93=282207+171×3=720397-348=49374-63=311153×4=612225×4=900802+259-258=803119-(135-38)=22540-76×4=236134×(268-265)=402792×(740-732)=6336946-687+823=1082365+12+253=630474+72×8=105077×5+470=8551/6+4/6=5/6590×8-894=3826999-728-217=54694-(324+34)=336400-(57+32)=311491×2+748=173091+244=335315-234-28=5342×(426-422)=168158×3-179=295739-95×2=54911+553+77=641654+(91-23)=72236×(452-445)=25237+(477-430)=84969-(376+296)=297791+(498-385)=904151×2+155=457968-276=69265×4=26052×9+10=47887×(32-28)=348449×7-66=3077195×5-179=79666+329=395344+521=8651/4+2/4=3/4165+234-276=123285-53=232120-74=46334×3-408=594346-276=7090+98×2=286145+598-603=140488-(411-110)=187834-38-351=445136-31-94=11124-19=105214-59+188=34377+99×3=374352-(100+81)=171589+(519-64)=1044156-92+352=416833-(881-344)=29620×9-17=163433-32×7=209950+450+364=1764436-(180+173)=83432-225+116=323140×5+77=777393-(164+51)=178386-19+623=990175-90-59=2633×4+370=502685+500+607=1792496-(41+197)=258271+334=605323×3+964=1933399+(844-525)=718192-(232-136)=96424-(119+168)=137235×2+194=664539×5=2695710-310×2=9065×7+495=950358+66-320=104472+(866-679)=659864+(827-443)=1248485-232+163=416631-(363+262)=6285-(367-327)=245986-462+525=1049142-121+316=337584+149+123=856436-(228+133)=75392×2-347=43738×(112-105)=266150+(111-89)=172395-(36+280)=79318×3-926=28523-243=280592-(317+117)=158518×9-823=3839809-(221+257)=331781-(56+394)=33175×3+368=593503+643=114645×(227-219)=360469-219+139=389110+132×4=638135+480+155=770940-38-462=440823-733=90273-264+257=266737×(363-358)=3685865×3=2595841-793=48496-54-316=12661+71+381=513314+55+575=944420+382+844=1646416-(443-190)=163412+33+140=585833+61×8=1321753-425=328303×3-595=314427-158-28=241257-253+301=305225×5-228=897148×3-258=186783-259-502=22944-(883-416)=477533×4-487=1645667-(365+164)=138483-24×2=435469-42-330=97238+81+325=644514+220=734681+288+21=99067×6=402311-141×2=29323-230=93277-63=214476-11+904=1369503-114×4=47350+(432-238)=544391-15×8=2713/7-2/7=1/7244-17×9=91130-54+319=395778+426×2=1630455×3=136559+263=322309×(183-180)=927185+(262-63)=384470-65-270=135269+(717-269)=717369+92-266=19570+326=396210×9-239=1651400-167×2=6689+32+194=315113-(137-63)=39451-305+106=25213×9-20=97251-67×2=117412-77-311=2490×(400-394)=540356-46-234=76430-(313-242)=359129+55=184148+119-210=57842×7-856=503857+(162-76)=143589-228+731=109220×(239-236)=60991-637=354241+747+530=1518262-112=15041+(271-181)=131326-62×5=16350-(16+180)=154832+(556-336)=1052852×(240-231)=7668212-77×2=58733×7-412=4719363-354+113=122758-51=70752×9-428=40933-759-72=102641-(192+317)=132331-(334-26)=23388-50×5=138693-459+668=902386+(469-155)=700102-(204-139)=37584×(41-32)=5256855-326-367=162595-238+943=1300942-562-275=105497+927+673=2097232-59+166=339320+480=800542+20+84=64663+310=373282×3-194=652585-(185+160)=240192+(474-225)=441246+(359-107)=498754-154×2=446111×8=888978-383+689=1284866-(755-754)=865127+322-257=192479-(274+84)=121326×2=65229×4-63=53246+479=725147×2+166=460273×8-500=1684563-515=48575-(427-80)=228802+(760-94)=1468700×(672-668)=2800144+(590-21)=713107×5=535464-13×6=386647-24×6=503498-(147+209)=142655+115+202=972105+170=275200+376=576353+169=522707×9=6363243-73×2=97212+94+338=644521+(918-764)=675669×(467-458)=6021924+(933-277)=1580199×3=597272+46=31889×2=178414+49+64=527321-(117+196)=8274+59+152=485826-(956-228)=98353+41-11=383111+354-48=417477-12-150=315307×3=921268+105=373401-(40+316)=45469×6=281430+894+770=1694872-(422+160)=290140+356-124=372314×(731-723)=2512231×(481-478)=693370-48×4=178988-13×4=936960-(624-138)=47471×9-525=11425+376-289=112400-45×5=175272-(126+89)=57489-(405+43)=41252+330×3=1242414-(389-138)=163851+(775-726)=900210-39×5=15234+151=385654-435=2192/6+3/6=5/6631×(247-241)=3786867+833+58=1758528+(811-64)=1275302-161=141448+61-231=278527+501=1028309-(165+55)=89234-99=135235+(194-78)=351566×5-852=1978121×7-837=10239+19+65=323657-521+814=950504+(644-309)=839738+293=1031290×(377-374)=870402+(378-56)=724427×2=854258+(467-16)=709179+76×9=863138×5+201=891948-166+11=793200×(500-496)=800186+34=220347+144=491104-42+188=250626-122=5043/8+4/8=7/833+508+44=585481-(100+27)=354963-59=904385-338+258=305924+953=1877224×(341-337)=896212-209+30=3381×8+80=728882×4-973=2555565-233-80=252279-164+73=188872-(529-313)=656448+(153-60)=54166+347=413497×(698-695)=1491178×5-79=811232-61×2=110918-77×4=610213-69=144592+572-751=413671+628-78=1221382+136=518422×8=3376490-46-201=24396×5+256=73639×3=117429-(117+240)=72585×4-51=2289649×6-292=3602477-25×8=277871+169-311=729380+(531-134)=777877+514+729=2120399-207-101=9167×(190-183)=469798+48×4=990407×8=3256544-210+326=660287-210=77934-(292+545)=97710+892-204=1398364+108-463=9172+186=358505-28×4=393131×7=917496-31×5=341810-226=584736-509+118=34565+65=130207-110=97343-(465-140)=1822×(65-57)=176250×9=2250239-(100+116)=23138+146=284529-(229+286)=14462-(355+39)=68103+125×5=72846×8=368537-19=518463-127+159=495374+75=449743-580+505=668608×(900-891)=5472142+397=5395/8-2/8=3/893×2=186382-80-285=17481+106+76=663570×(96-93)=1710815-487+659=987237+485=722269+95-296=68778-71-347=360698-437-79=182472-(526-397)=343279-(153+29)=97426×(189-185)=1704163×3=489330+(445-245)=53058+128×5=698707+900-150=1457256+296+139=69119×8-18=13457+318=375249+(916-863)=302834-(31+581)=222305-40=265434-138×3=20393-116×3=45366+119×4=842101-20×4=215/8+2/8=7/8161+269=430352-20×6=232494-90×4=134149×6-377=517890-99×6=296940+219-338=82120×9+494=674803-774+165=194791×8=6328857-368-31=458455-132=323177+497=67487+331+444=862506-229=277917-129-724=64471-170=301238+126-269=95181×4=72494×(242-236)=56428×(990-981)=2523/5+2/5=1263-(72-39)=230521×(701-696)=260519×(428-422)=114973+105×6=1603228+325=553672-(58+237)=377877-593-82=202204-41×2=1223/6-2/6=1/64/9-2/9=2/9817+856-234=1439754×6-272=4252929-(305+182)=442251+(608-353)=506385-(446-430)=369347-(125+142)=80312×(463-460)=936141×2=282615-(56+435)=124371+184=555758×3-849=1425248-171-15=622/5-1/5=1/5447-221+164=390968×(241-234)=6776197+(353-285)=265462-359+231=334480+803+144=142752×(67-63)=208150+222=372870+235+67=1172420×2-233=607233×9-918=1179471-267+183=387396+215×2=82610+(755-623)=142790+(911-613)=1088835-184×3=283393×2=786540-227=313473-333-130=10926-356-306=264291+(934-38)=11875/7+2/7=1835-48=787955-60×5=6551