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670-306×2=225-(281-151)=615-(450+70)=699-210=217×7-581=130×(543-538)=239-141-30=98×4=357-72-171=460+(591-518)=419+197×5=157+338-480=352-236=30×4+71=916-(310+262)=427-(13+256)=35×(124-118)=974-881=174+313-275=802+333×2=428-400+21=227+(386-308)=5/7-1/7=66+(646-508)=170-137+415=653-410+274=412×9-898=831-84×5=383-255=495-56×4=166+126+48=250+102=400+441=375+(169-138)=136×(911-906)=424-(66+22)=492+195-585=656×(151-148)=414-348=360×5=325-21×8=338-314+97=171-19+407=305-(160+122)=47+274=196+204=462-56+39=133×(154-149)=912+284+584=616-(46+62)=46×2=122-(276-171)=937-761=217-(239-134)=822-(608-235)=366-12×5=99×6=466×2-18=89-54=181×2=261-249+186=145+711-201=911-284=93×5=387-224-118=819-129×6=820-648=153+147=106+526-525=24×9+448=363-62-152=261-(229+18)=421×(904-897)=809+149+935=403+(290-55)=59×9+311=822-16=63×9-540=334-256=816-(230+314)=107+146=449×2=998-748+278=753×5=80×8=216-65+303=415-205-70=265-154-107=378+(203-65)=899-405+874=3/5-1/5=245-(305-282)=379-26×5=196+627=243+171+71=777+648=445-391=485-274=583+158+132=408+194+273=855+(950-610)=937-(338-207)=447-(332+49)=487-200-210=490-181×2=372+265×2=33×(197-192)=212×2-410=213-112+326=873+(948-236)=408+108=728+(811-721)=177+109=156×(118-115)=144+47-100=166+66-139=662+324+488=150+25-18=759-552=249×4=644×5-179=288-(65+219)=75+57+207=106+(230-44)=103×4=437×(287-279)=706-120×2=214×4=982-282-131=767-332=167+47+486=54×(25-18)=828-619-67=2/4-1/4=353×5-943=282×2+144=136×5-297=993-(700-680)=335-279=404+77+480=674-158-164=69+177=966-575=528×3-934=485×5-415=272+562-309=136+59+634=363-(703-368)=339-201+935=330+(915-758)=392+68-299=365-(162+47)=1/4+3/4=579×5-904=662-331×2=41+107+428=19+518+276=496-239=486-115+841=543+443-660=449-(317-266)=420×(948-945)=336-191-111=95+123+265=82×(139-134)=378+322+59=701+(395-351)=156+714-108=633×(594-588)=418-180=78×5+129=877-589-57=455-187-146=436+516=211×3=6/8-1/8=877+150-834=425-(75+84)=72×3=417-196=135×(411-407)=559+552-882=212-(65+89)=429-289=755+244-549=8/10+2/10=93+206-46=105+361-174=968+117+369=537×6-685=343-(471-178)=187+87=166-(49+94)=388-(725-485)=127×(157-153)=350-(159+89)=846-87-124=762+300-241=82+146=510-316+688=218×3-520=163-(258-139)=46×4=812+680-366=489-435+392=10+737+217=677+975+920=473-36×7=697-108=845-(321+482)=72+144×5=472-309=767×6=377×9-980=267×(126-123)=470-57×4=758×3-990=94×5-21=186+(894-677)=253-(548-391)=4/9-3/9=107×(55-48)=918-400×2=661-619=277×3-244=374×(680-673)=339-(461-259)=498-(418+78)=467-166+125=135+327-12=3/4-1/4=934+333-199=116+169-253=143×3+459=139+(414-321)=183×5=35+96=459+(323-12)=869-10=488-10×7=361+62=952-(643+291)=895-823+422=900-(941-300)=649+791+204=132×(143-136)=498+178+292=346+155×4=666-435+331=143+148-139=382+93=376+684=99+442+366=256-89=453×7=152×6-429=763-(437+206)=23×7=489-81+36=645+139×3=198+396-79=473-193×2=112+(117-56)=184+62×5=106×(361-353)=656-(262-257)=255-147=271×6=187+(407-343)=336-(278+31)=455-82×2=134×6-738=276-39×6=334+251+436=352-(429-255)=307+(400-134)=726-371+711=854+472+448=996-610=796+37-495=425-331=401-(65+206)=830-261+417=892-397-262=211×(150-146)=181-176+373=24×6=137×5=724-(221-15)=876+124×2=266×2=341+111-230=482×9-506=67+102×8=342-(356-43)=442×2-878=473-290=89×7-589=320-111=425-193+226=130-(728-688)=55×9-367=1/7+4/7=442-11-345=262+61=561-62×2=870+77+114=230+31-122=275+64×9=505-28=893+(787-529)=185+171+37=15×3=135-21×6=488-(56+218)=97+294=26×(954-951)=456-126-57=77+900-677=21×9=243-17+155=7/10-3/10=252-28×4=432×7=823-99×5=945-175-366=612-(524-170)=766-(949-288)=140+133-216=105-74=413-243=730+124+174=402×2-151=405-(160+98)=136+830+944=482-(212-39)=612+(734-428)=933-15×7=241×3=184-(13+35)=242×2+218=564-402=401+26+287=104+(189-91)=867-438=975-285-523=393+(342-99)=257-51×3=177×(211-207)=3/8-1/8=318×2+279=897-(42+214)=934+138×6=916-(325-35)=617+880+664=144+(172-59)=108×8=937-(202+253)=979-112-545=900×(276-271)=129+672=582-63×7=193+245=323-129+295=22+640+332=354+20×9=2/8+3/8=472+(270-153)=850+753-232=240×2+394=171+215-124=465-17×4=973-(333-149)=435+(218-137)=446-85×5=211+(699-677)=80+19+435=407-(384-340)=826+85×2=600×6-929=880+365=18×5+20=937+384=145×3-58=841-749-89=571+(851-711)=963-41+559=3/7+4/7=187-(389-341)=740-204+321=659×(476-468)=419-50×4=466-217×2=820+283+81=129+497=351+(551-271)=104+225=155+(487-440)=83×(407-400)=48×6-203=213×3=90×9-456=435-(851-684)=470-(372-74)=917-221+584=715×(384-376)=298+501=789-457+985=111×8+304=399-31-108=5/8+2/8=59×7=254-31×2=723-287+314=470-(416-215)=418-206-94=387-221-113=277-(90+144)=106×4=288+94-92=93×(481-477)=974-138×5=319×3=281-176+255=197+39×8=640-35×2=422×2=571×3=333×(336-330)=341×2+170=204+(610-290)=366×2+604=197+(385-49)=107+(664-388)=374-(232+72)=440-265=424-171-110=43+20×4=528×2-95=438-61×5=2/5-1/5=426+97×4=392-277+220=77×9-64=731-(66+164)=806-(249+146)=855-(178+295)=249-184-14=885-(639-447)=266-61×4=955-479+172=410-(445-374)=934-(619+86)=208×2-61=758-159=482-(322+139)=482-458=369-64+13=486-293-58=175×2+965=679-(803-645)=160+(466-376)=227+273-33=228+125×5=150+635+156=138+328=806-(252-15)=757×2-134=35×8=881-(528-366)=650×2-279=272-(122-44)=262-258+447=318-140=843-10=423-(190+232)=494+(306-13)=64×(96-88)=108+31=221+47-201=134+184=3/6-2/6=451+(424-263)=831-(510+238)=450+13×3=952×6=903+(98-49)=120+(110-42)=261+(316-191)=623×5=329-140+130=222+131+637=31+678-107=473-53×6=558-434-44=736-(50+355)=494+304+215=417+15-352=75×8+720=400-374+193=617-576+235=161+195-348=493-(120+125)=99×(375-371)=418+17-17=146+(873-391)=194×2=194×3-193=443-(433-198)=383×2+512=970+399-564=158×(94-90)=6/10+4/10=38×9-93=144×6-366=328+163×3=69-(196-132)=333×3-903=970-104×4=801-(131+342)=165×(337-332)=355-44×4=115×6=714-68-190=357-28-104=493-93-385=345-70-63=483-65×3=559+430+720=498-128=400+32×2=667-243-22=92+244=148×(231-227)=206×(598-593)=168+46+438=474-127+125=63+79×7=48+348-149=143+(216-179)=842+(451-216)=64×8+709=184-83+323=824-(978-476)=828+(307-125)=389+23+627=143+518-33=506-(612-138)=19×(363-356)=498+781-555=371+192=338+18×7=254-59+220=981-(425+390)=75×2+773=287-37-195=442+(177-119)=211+(819-471)=468-224-25=570×(675-670)=443×2-114=403+(248-166)=325-(23+258)=225+736+40=110+224+312=292-18×8=117+125=36+99×5=824×3-630=414-107×3=655-264-241=177×(64-61)=591-576+593=701+469=194-(202-134)=972-(526-157)=376-93=40×(416-412)=221-(344-149)=326+(146-90)=5/8-1/8=932-741=1/5+2/5=409-215=375+83+410=446-330+766=197+52-244=468-437=812×(963-955)=785×4=306×7-117=442-(281-198)=955+541=147+82=150-(330-200)=449-(266+110)=818-327=65×6+493=252+219-414=4/8+2/8=137×5+313=268×2=168×(333-330)=170×8=852×9-955=515+650-27=445+(946-91)=23×(295-291)=431-355+410=443-169-119=480-(24+124)=366-(93+144)=15×7+153=655+254-795=445-353=83+414=78+354+212=748×3-577=204×4-779=370-(154+66)=393+437+550=94×(436-432)=719+18×7=498-42-289=342×2=566×2-316=194+219=483-(337-252)=417-304=998-630+416=350+465+976=161+174=4/6+2/6=482+14-122=73+326=567×7-520=208+250=479-61-259=452+309+393=500+201×4=184+264=145+70=372-119-222=256-126+122=819-(249+360)=526-48×3=715-97=3/6-1/6=405×2=355-101×2=39×3=705-561-32=425×4-991=635+265=842-625+162=789+226=261+448=123+207=633-131-375=994-508+229=192×5+698=197+596+249=184×8=812×5=817-46×7=843×(471-468)=40+197×4=758-(563+175)=383+196=277×(285-282)=964-15=436-295+913=169+290-404=121×6-244=379-(74+271)=78+127=230-70-12=978-189-353=722-181=303+396+649=491+431=660+(788-518)=545-71×7=462+(380-179)=734-(426+120)=956-17=94×8-157=578×(609-600)=153×2-288=954-(104+690)=68×9=750-(159+259)=476+134+471=581×4-683=403-166+248=30×7+160=138×5+705=478-(378+50)=771-(186+169)=733-161-308=39+98+238=852+562+94=81×8-606=232-(235-165)=762-(174+18)=359+(197-85)=200×(776-773)=124×8-906=71-49=383-38-135=217-43+294=249×5-641=162×2=361-(500-373)=52+(313-299)=119+119-222=246+(864-588)=426-49-127=124+167=203×(352-348)=426-51×2=412×2=194-27×5=136+193+465=125×5=58+244-76=992-241-308=138×(406-402)=395-20×6=645+842-825=486+227=1/7+2/7=38×4+111=426-230+265=454-(604-541)=901+(862-751)=645+889=241+165=455-(294+121)=88×2-164=593×(884-881)=641-209×2=951-(28+185)=223×(345-341)=864×6=362-119+109=857-(989-688)=190-12+270=117×6+287=174×3+103=177×5-737=131-(428-354)=258+177=203-(457-433)=356-(66+275)=53×8+371=402+229-428=745-99-28=842+112+35=430-52×8=693×6-189=48+168-66=647-540+634=207+987+504=129+339-403=324+125×3=747×9=489-(317-263)=432-47-91=904-261×2=70×3+418=486-(189+77)=874+863-766=114×5=568+548+133=842-44×9=72-(322-310)=173×9=734-212+940=526-87×3=377-115-144=164+50+294=251×2=72×(306-303)=971-145×3=195×5-924=791-400-341=365+(912-409)=409×(432-425)=718-193+557=536+55+113=291×(354-351)=369-355=923-(90-19)=251+248=899×(89-85)=130+221+101=399-297-50=877-46-124=695+(81-49)=414+170+360=421-(149-124)=58×3=838-832+210=455-12×2=169-74=125+518=268-17×5=352-113-232=741-(186+14)=145×9-256=292+161-163=210+250×2=950-98-847=459-32×3=439-47-305=321+125=653×7=565+141-578=147×5-720=255-67×3=893-(794-34)=472-54×7=170×2=279×2-99=423+61×8=372+47+259=749-243×2=303×(492-486)=209-(91+90)=272-167+88=320+106-317=273-255=545-(490-72)=205×(15-12)=786-300-359=923-755=709-109×3=231+(358-219)=180+(327-61)=164+136-298=231×2+482=2/7+4/7=627+632-131=155-43+364=835-69-754=362+(421-62)=895-488=18×(105-100)=141+(415-278)=646×3=228+293+600=533-(578-96)=343+(47-42)=380-136=602+354=102+148×3=77×(359-351)=599-150-402=315+141=240-56×4=253-(299-125)=978×(61-52)=567-(201+214)=参考答案670-306×2=58225-(281-151)=95615-(450+70)=95699-210=489217×7-581=938130×(543-538)=650239-141-30=6898×4=392357-72-171=114460+(591-518)=533419+197×5=1404157+338-480=15352-236=11630×4+71=191916-(310+262)=344427-(13+256)=15835×(124-118)=210974-881=93174+313-275=212802+333×2=1468428-400+21=49227+(386-308)=3055/7-1/7=4/766+(646-508)=204170-137+415=448653-410+274=517412×9-898=2810831-84×5=411383-255=128495-56×4=271166+126+48=340250+102=352400+441=841375+(169-138)=406136×(911-906)=680424-(66+22)=336492+195-585=102656×(151-148)=1968414-348=66360×5=1800325-21×8=157338-314+97=121171-19+407=559305-(160+122)=2347+274=321196+204=400462-56+39=445133×(154-149)=665912+284+584=1780616-(46+62)=50846×2=92122-(276-171)=17937-761=176217-(239-134)=112822-(608-235)=449366-12×5=30699×6=594466×2-18=91489-54=35181×2=362261-249+186=198145+711-201=655911-284=62793×5=465387-224-118=45819-129×6=45820-648=172153+147=300106+526-525=10724×9+448=664363-62-152=149261-(229+18)=14421×(904-897)=2947809+149+935=1893403+(290-55)=63859×9+311=842822-16=80663×9-540=27334-256=78816-(230+314)=272107+146=253449×2=898998-748+278=528753×5=376580×8=640216-65+303=454415-205-70=140265-154-107=4378+(203-65)=516899-405+874=13683/5-1/5=2/5245-(305-282)=222379-26×5=249196+627=823243+171+71=485777+648=1425445-391=54485-274=211583+158+132=873408+194+273=875855+(950-610)=1195937-(338-207)=806447-(332+49)=66487-200-210=77490-181×2=128372+265×2=90233×(197-192)=165212×2-410=14213-112+326=427873+(948-236)=1585408+108=516728+(811-721)=818177+109=286156×(118-115)=468144+47-100=91166+66-139=93662+324+488=1474150+25-18=157759-552=207249×4=996644×5-179=3041288-(65+219)=475+57+207=339106+(230-44)=292103×4=412437×(287-279)=3496706-120×2=466214×4=856982-282-131=569767-332=435167+47+486=70054×(25-18)=378828-619-67=1422/4-1/4=1/4353×5-943=822282×2+144=708136×5-297=383993-(700-680)=973335-279=56404+77+480=961674-158-164=35269+177=246966-575=391528×3-934=650485×5-415=2010272+562-309=525136+59+634=829363-(703-368)=28339-201+935=1073330+(915-758)=487392+68-299=161365-(162+47)=1561/4+3/4=1579×5-904=1991662-331×2=041+107+428=57619+518+276=813496-239=257486-115+841=1212543+443-660=326449-(317-266)=398420×(948-945)=1260336-191-111=3495+123+265=48382×(139-134)=410378+322+59=759701+(395-351)=745156+714-108=762633×(594-588)=3798418-180=23878×5+129=519877-589-57=231455-187-146=122436+516=952211×3=6336/8-1/8=5/8877+150-834=193425-(75+84)=26672×3=216417-196=221135×(411-407)=540559+552-882=229212-(65+89)=58429-289=140755+244-549=4508/10+2/10=193+206-46=253105+361-174=292968+117+369=1454537×6-685=2537343-(471-178)=50187+87=274166-(49+94)=23388-(725-485)=148127×(157-153)=508350-(159+89)=102846-87-124=635762+300-241=82182+146=228510-316+688=882218×3-520=134163-(258-139)=4446×4=184812+680-366=1126489-435+392=44610+737+217=964677+975+920=2572473-36×7=221697-108=589845-(321+482)=4272+144×5=792472-309=163767×6=4602377×9-980=2413267×(126-123)=801470-57×4=242758×3-990=128494×5-21=449186+(894-677)=403253-(548-391)=964/9-3/9=1/9107×(55-48)=749918-400×2=118661-619=42277×3-244=587374×(680-673)=2618339-(461-259)=137498-(418+78)=2467-166+125=426135+327-12=4503/4-1/4=2/4934+333-199=1068116+169-253=32143×3+459=888139+(414-321)=232183×5=91535+96=131459+(323-12)=770869-10=859488-10×7=418361+62=423952-(643+291)=18895-823+422=494900-(941-300)=259649+791+204=1644132×(143-136)=924498+178+292=968346+155×4=966666-435+331=562143+148-139=152382+93=475376+684=106099+442+366=907256-89=167453×7=3171152×6-429=483763-(437+206)=12023×7=161489-81+36=444645+139×3=1062198+396-79=515473-193×2=87112+(117-56)=173184+62×5=494106×(361-353)=848656-(262-257)=651255-147=108271×6=1626187+(407-343)=251336-(278+31)=27455-82×2=291134×6-738=66276-39×6=42334+251+436=1021352-(429-255)=178307+(400-134)=573726-371+711=1066854+472+448=1774996-610=386796+37-495=338425-331=94401-(65+206)=130830-261+417=986892-397-262=233211×(150-146)=844181-176+373=37824×6=144137×5=685724-(221-15)=518876+124×2=1124266×2=532341+111-230=222482×9-506=383267+102×8=883342-(356-43)=29442×2-878=6473-290=18389×7-589=34320-111=209425-193+226=458130-(728-688)=9055×9-367=1281/7+4/7=5/7442-11-345=86262+61=323561-62×2=437870+77+114=1061230+31-122=139275+64×9=851505-28=477893+(787-529)=1151185+171+37=39315×3=45135-21×6=9488-(56+218)=21497+294=39126×(954-951)=78456-126-57=27377+900-677=30021×9=189243-17+155=3817/10-3/10=4/10252-28×4=140432×7=3024823-99×5=328945-175-366=404612-(524-170)=258766-(949-288)=105140+133-216=57105-74=31413-243=170730+124+174=1028402×2-151=653405-(160+98)=147136+830+944=1910482-(212-39)=309612+(734-428)=918933-15×7=828241×3=723184-(13+35)=136242×2+218=702564-402=162401+26+287=714104+(189-91)=202867-438=429975-285-523=167393+(342-99)=636257-51×3=104177×(211-207)=7083/8-1/8=2/8318×2+279=915897-(42+214)=641934+138×6=1762916-(325-35)=626617+880+664=2161144+(172-59)=257108×8=864937-(202+253)=482979-112-545=322900×(276-271)=4500129+672=801582-63×7=141193+245=438323-129+295=48922+640+332=994354+20×9=5342/8+3/8=5/8472+(270-153)=589850+753-232=1371240×2+394=874171+215-124=262465-17×4=397973-(333-149)=789435+(218-137)=516446-85×5=21211+(699-677)=23380+19+435=534407-(384-340)=363826+85×2=996600×6-929=2671880+365=124518×5+20=110937+384=1321145×3-58=377841-749-89=3571+(851-711)=711963-41+559=14813/7+4/7=1187-(389-341)=139740-204+321=857659×(476-468)=5272419-50×4=219466-217×2=32820+283+81=1184129+497=626351+(551-271)=631104+225=329155+(487-440)=20283×(407-400)=58148×6-203=85213×3=63990×9-456=354435-(851-684)=268470-(372-74)=172917-221+584=1280715×(384-376)=5720298+501=799789-457+985=1317111×8+304=1192399-31-108=2605/8+2/8=7/859×7=413254-31×2=192723-287+314=750470-(416-215)=269418-206-94=118387-221-113=53277-(90+144)=43106×4=424288+94-92=29093×(481-477)=372974-138×5=284319×3=957281-176+255=360197+39×8=509640-35×2=570422×2=844571×3=1713333×(336-330)=1998341×2+170=852204+(610-290)=524366×2+604=1336197+(385-49)=533107+(664-388)=383374-(232+72)=70440-265=175424-171-110=14343+20×4=123528×2-95=961438-61×5=1332/5-1/5=1/5426+97×4=814392-277+220=33577×9-64=629731-(66+164)=501806-(249+146)=411855-(178+295)=382249-184-14=51885-(639-447)=693266-61×4=22955-479+172=648410-(445-374)=339934-(619+86)=229208×2-61=355758-159=599482-(322+139)=21482-458=24369-64+13=318486-293-58=135175×2+965=1315679-(803-645)=521160+(466-376)=250227+273-33=467228+125×5=853150+635+156=941138+328=466806-(252-15)=569757×2-134=138035×8=280881-(528-366)=719650×2-279=1021272-(122-44)=194262-258+447=451318-140=178843-10=833423-(190+232)=1494+(306-13)=78764×(96-88)=512108+31=139221+47-201=67134+184=3183/6-2/6=1/6451+(424-263)=612831-(510+238)=83450+13×3=489952×6=5712903+(98-49)=952120+(110-42)=188261+(316-191)=386623×5=3115329-140+130=319222+131+637=99031+678-107=602473-53×6=155558-434-44=80736-(50+355)=331494+304+215=1013417+15-352=8075×8+720=1320400-374+193=219617-576+235=276161+195-348=8493-(120+125)=24899×(375-371)=396418+17-17=418146+(873-391)=628194×2=388194×3-193=389443-(433-198)=208383×2+512=1278970+399-564=805158×(94-90)=6326/10+4/10=138×9-93=249144×6-366=498328+163×3=81769-(196-132)=5333×3-903=96970-104×4=554801-(131+342)=328165×(337-332)=825355-44×4=179115×6=690714-68-190=456357-28-104=225493-93-385=15345-70-63=212483-65×3=288559+430+720=1709498-128=370400+32×2=464667-243-22=40292+244=336148×(231-227)=592206×(598-593)=1030168+46+438=652474-127+125=47263+79×7=61648+348-149=247143+(216-179)=180842+(451-216)=107764×8+709=1221184-83+323=424824-(978-476)=322828+(307-125)=1010389+23+627=1039143+518-33=628506-(612-138)=3219×(363-356)=133498+781-555=724371+192=563338+18×7=464254-59+220=415981-(425+390)=16675×2+773=923287-37-195=55442+(177-119)=500211+(819-471)=559468-224-25=219570×(675-670)=2850443×2-114=772403+(248-166)=485325-(23+258)=44225+736+40=1001110+224+312=646292-18×8=148117+125=24236+99×5=531824×3-630=1842414-107×3=93655-264-241=150177×(64-61)=531591-576+593=608701+469=1170194-(202-134)=126972-(526-157)=603376-93=28340×(416-412)=160221-(344-149)=26326+(146-90)=3825/8-1/8=4/8932-741=1911/5+2/5=3/5409-215=194375+83+410=868446-330+766=882197+52-244=5468-437=31812×(963-955)=6496785×4=3140306×7-117=2025442-(281-198)=359955+541=1496147+82=229150-(330-200)=20449-(266+110)=73818-327=49165×6+493=883252+219-414=574/8+2/8=6/8137×5+313=998268×2=536168×(333-330)=504170×8=1360852×9-955=6713515+650-27=1138445+(946-91)=130023×(295-291)=92431-355+410=486443-169-119=155480-(24+124)=332366-(93+144)=12915×7+153=258655+254-795=114445-353=9283+414=49778+354+212=644748×3-577=1667204×4-779=37370-(154+66)=150393+437+550=138094×(436-432)=376719+18×7=845498-42-289=167342×2=684566×2-316=816194+219=413483-(337-252)=398417-304=113998-630+416=784350+465+976=1791161+174=3354/6+2/6=1482+14-122=37473+326=399567×7-520=3449208+250=458479-61-259=159452+309+393=1154500+201×4=1304184+264=448145+70=215372-119-222=31256-126+122=252819-(249+360)=210526-48×3=382715-97=6183/6-1/6=2/6405×2=810355-101×2=15339×3=117705-561-32=112425×4-991=709635+265=900842-625+162=379789+226=1015261+448=709123+207=330633-131-375=127994-508+229=715192×5+698=1658197+596+249=1042184×8=1472812×5=4060817-46×7=495843×(471-468)=252940+197×4=828758-(563+175)=20383+196=579277×(285-282)=831964-15=949436-295+913=1054169+290-404=55121×6-244=482379-(74+271)=3478+127=205230-70-12=148978-189-353=436722-181=541303+396+649=1348491+431=922660+(788-518)=930545-71×7=48462+(380-179)=663734-(426+120)=188956-17=93994×8-157=595578×(609-600)=5202153×2-288=18954-(104+690)=16068×9=612750-(159+259)=332476+134+471=1081581×4-683=1641403-166+248=48530×7+160=370138×5+705=1395478-(378+50)=50771-(186+169)=416733-161-308=26439+98+238=375852+562+94=150881×8-606=42232-(235-165)=162762-(174+18)=570359+(197-85)=471200×(776-773)=600124×8-906=8671-49=22383-38-135=210217-