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307×3-351=422+163=51+240+492=102+120+485=37+222=909-192+711=352-249+396=484×9-752=291-224+371=252-(279-151)=257+136×4=921-839=179×4+640=849+(197-182)=741-18×8=699-(102+192)=422-(29+10)=747+(917-372)=52×5-86=442-39×8=109×6+28=170+(816-765)=259+33-158=783+13×3=452×(984-977)=565-(883-510)=347×2-220=279+806=806×7=719-671+924=203+84×9=457-(286+82)=41×(72-66)=401+(160-57)=592-(790-273)=74×(22-13)=284+63-226=181×9-342=500-169+134=737+203=70×9=267+10+186=35+290+398=565×3=654×3-782=430-156=242-(431-296)=351-155=5/7-1/7=990+927=33+752+282=127+56-85=51×9-384=316-96=247+106=1/5+2/5=648-479=560×(793-785)=715+812+393=129×6-140=875-650=435-58=347×7-23=396+(385-209)=790+403=88×2=89×(352-345)=102+722+155=47×(56-49)=796-253+152=184×2+351=31-(237-219)=820+(759-748)=492-(180-47)=116×(145-138)=832+844+578=66×4=241×4+22=351-223-52=486-(13+122)=1/6+4/6=223×3=179+199+117=441-137-224=463+(623-344)=741+(265-132)=495×2=826-306-430=137×3+33=974-750=354+494×2=983-634+355=264-45×4=142+158=443-172=163+253-376=367-(187+158)=357+(235-197)=158+197-234=585-55×6=257-108-21=734-107-361=718-697=905-(88+668)=330-219-100=541-188+853=296+(673-246)=857-70+911=297×3+532=94+406-12=106×(226-222)=357×9=807-80-192=827-100-236=349-262+13=782×5-12=293-280=806×(571-564)=363-(203+78)=696-32×6=490-(280+167)=203+(877-385)=229+308-88=978-75+781=65+317=5/8-2/8=598×3-559=660+217-53=79×2+93=770+276-172=51×(36-28)=952-55-876=154×6-778=365-63=216×2-293=921-457-281=370-12×3=39+454-450=196-54×2=454+(373-289)=495-20×5=120×7-774=755+114×2=495×(505-502)=826+156-63=276+(349-220)=1/8+2/8=47×7=107+369=388+329×2=433-235+275=253-89=829×7-653=174×3=428+12-279=164-(67-44)=471-344=167-77=296-54×2=215×4+39=324-78+18=150-66+59=214-24×7=484+(583-87)=835×(424-416)=102+226+548=236-(18+166)=497-114=171-(130-94)=33×7=587-(213-188)=425-(347-47)=849-(302-127)=39×6-88=930+478-964=448-16×7=377-134=832-635=291+331-185=109+(216-99)=495-(304+121)=208×(178-175)=703×8=56×(50-44)=457-309-31=869-573=387-357=79+(999-108)=455-(413+37)=367×3-900=854×3-681=109-73=377+166×2=68+215+454=429-389=5/9-3/9=848-540+536=752×(78-72)=944-67×2=151+166×2=107+70-60=457×6=30×(122-115)=223+184=784-188=72×(58-54)=655×6=309+688+888=254+(595-563)=319+121-12=48+115=495-176+456=21×4=87+273=793-182-454=280+103+98=144-91+22=155×(109-103)=725-190×2=482-139-215=90+536+261=58×8=294+47×8=821-(613+131)=476+(421-200)=848-377+436=308-51-60=598+(127-56)=952-589+617=584-(460-65)=111-(14+96)=108+318-283=971-(209+12)=56×9-70=824-146+560=802-200=62×3+69=114×9=446-195×2=81×7=436-70×2=62+38=821-(479-325)=421-417+263=242+(369-192)=867+489×2=736+345-250=372-68-47=354+131-432=272-(76+36)=459-293+34=560-230+430=408-119×2=363-157-95=163+66+759=344-95-89=375+520=116+667+128=402-103-73=1/4+3/4=207×3+754=859-572-52=425-(492-344)=53+442-215=836+(900-503)=643-16-516=43×7+368=716-339+142=510+(918-629)=410+222×3=156-43=586-71=308×2-583=445-109-266=21+81=252+218=513+168-90=530+623-490=535+430=60×5=161+198=803+34×8=17×6+106=150+(693-597)=723-89-133=736×(969-963)=155+484×2=215-(168+18)=19×(499-492)=340-297+182=2/8+3/8=348+130-223=559+462=36×6-36=941-600+297=215×7=154-43=221+13×4=204-24×7=106-45-34=292+(451-257)=654+779=502-101×4=933-79×5=665-105=152-25=268+35×5=4/8-1/8=165+343×2=276×4=787-(692-21)=802-105-262=412-29×6=694×9=133×4=265-(42+192)=188+474+801=463-(409-317)=549×(225-222)=3/7-2/7=121+166-177=56+255-27=50×(278-273)=169+29=902+932-680=394-30+49=372×2+38=416-(451-254)=600-334=505+62-434=335+35+952=66+890-381=165-(232-199)=776×4-679=689-485-173=280×5=654-(432+13)=106×8-400=872+57+916=170×4=776-(609-242)=448+332+25=877-139×5=730-32×2=233-40×2=370-10×8=37×9=230×4-314=339-29×7=485+(359-96)=873-(505+95)=2/10+7/10=403-134=693+112+81=932-305-539=323+340+13=236+(395-154)=355×(881-877)=249-(214-66)=166+296=814-349-89=2/5-1/5=52×(202-197)=604-51+88=559+750+887=448-335=40+255-284=937+997-415=634×4-85=355-121-203=82+222=474-(109+83)=224-(60+39)=495+158+610=300×2+59=278+(190-149)=163+89=577+(855-84)=494-(23+202)=363-(706-644)=999-18-791=578+217=265-19×9=937+(932-310)=893-507-80=616+754+781=573-(292+242)=559-(242+176)=226+68+448=541+252=287-(68-11)=850-(117+368)=923-296-105=938-(601+55)=362+81+536=300-95+283=986-(819-15)=652-344+863=26×(209-202)=406+366+508=403×(684-680)=373×2-200=133-(353-264)=388+13+395=783-(634-376)=107+75=450-317=179+74-102=800-(627-49)=485+(497-413)=993-(414-222)=37+108+709=949+967+217=83×(329-320)=578×3-535=741+(742-108)=481-(383-266)=282+188-255=220-(361-204)=367×2=339+89-232=350-93×2=317-139=264+(178-175)=780+(830-270)=959-51×3=106×6-256=395+(497-203)=21×3=443-115+62=941-(688+169)=439-(72+314)=206+61×7=189-(92-62)=317-246-56=535×(69-62)=347+(463-262)=356-(15+118)=256+392=695×5=876-(84+737)=606×(853-850)=452×2-763=651-(39+485)=474-20+39=5/10-2/10=622-343+375=673×(836-829)=99+521+349=282-(119+84)=93×6=169×5+40=467-(83+90)=566+149×4=343-138=653+697+433=444-(448-311)=646-260=477-(62+384)=19×7+311=901-405=863-(423-247)=347-165-130=553-200=691-79-539=1/3+2/3=295-82×2=157×2=448-337+189=500×2-817=262-216+119=923-475+935=93+(629-575)=38×5=968-(39+206)=924+443=235+227=426-321+206=403×9=98×(391-386)=543×(124-121)=459+53×8=464×2-139=166×4=222+15×5=476-70-403=828+399=662-403=693-194+166=63×(294-289)=955-(178+664)=345×2+71=113×8=435-109-279=203×7-756=936+993=788-78×6=144-25+10=789×3-878=366-(259-105)=962+643+953=920-53×7=170+466=42+351-54=362×2=918-741-65=805×3=563-(866-372)=179+742+74=380-70×2=354-(67+222)=697+931-652=118×3+428=700-144+268=519-(648-515)=82+96=239+379+220=956-203+189=708-423=680-369=373-178×2=62+536+198=321-49-170=985-(152+168)=71×(243-234)=81×7-47=624+(809-687)=971+243-369=964-132×3=131+329+312=290+225+162=317+(148-106)=320+82×3=135×(149-145)=354-(64+202)=601×4=226+(105-95)=402+(335-14)=248-48+96=170-(948-830)=90+(233-84)=1/5+3/5=284-(73+192)=254-(977-941)=427-242=764-200=441-107-188=366-307+128=201×(699-691)=260-118=701×2=463-(101+123)=252+210+804=164-(22+105)=79×3+286=487-(154+286)=874-(698-52)=215+148-63=39+31+595=264-(309-192)=404-(375-363)=876+162+888=35+226-211=856+236×2=317+40-333=3/9-2/9=721-(230+104)=44×7=287+554-329=428×2=684×(85-82)=412-351+164=54×(279-270)=502×6-513=565×6-549=252×2=272×3=738×2-825=72+(426-390)=688+842-191=805×8=92×(235-227)=192+290=412×8-278=410-399+228=239-(157+46)=125×7=837-625-55=400-364+143=46×5+267=149+(224-220)=461+545-762=98×(423-415)=323-(342-147)=35+499+155=879×3-730=529-217=207+223=189+359×2=306-(94+35)=675×(500-493)=235×2=677-292-327=52×8+385=233+303+579=461-235-24=13+134-50=218+160=197+174=528×7-302=3/6-2/6=492-(98+344)=282+764+469=162+10+402=69+401=222-163=37-21=891-40=22+412+78=35+296-107=663+321=826-142×5=420+239-341=514-(753-392)=843+336×2=599+241=231-37+606=156+(163-150)=424-(220-190)=305+(370-202)=67×5+70=109+598=787-696+898=314-144-136=97+259-245=883+102×2=342+87=98×5=207×3=758+858+180=452-350=147×5+205=159+694+478=616×(510-504)=945-(280+467)=390×2-381=140-(451-376)=493-222+62=154×2-239=61+97=722-(605-534)=148+230=199+728-441=898-287×3=872-391-134=291-(333-238)=455-15-41=274+71=259×(154-151)=159+234=687×(598-592)=455-(229-175)=35+43+121=877-192×4=576-(391+99)=441-181-26=888×9-42=180+(451-441)=321×3-159=761-(538-374)=210+127-309=214+904+929=477-54=357+(333-329)=771×7=71+(995-650)=378-68×4=346-(178-44)=921+(749-276)=449-79=479-(482-205)=654+245+379=457-(78+251)=133×(427-424)=768-(246+485)=555-(96+51)=156+808=358-95=274×6=84×(31-28)=680-162-66=334-(139+175)=363-48×2=236-(105-32)=83+557-490=88+136×3=212×2+472=280-11×9=762-521+711=913+741-834=260-95=200×5-585=824+(861-238)=295×(205-201)=494+785+397=947-(87+254)=157+613-583=920×(407-402)=747-318-290=263-207+259=298×(874-871)=318+54=386-288-49=119×7=350-(90-49)=397+(460-442)=237+321+418=925×2=423-116×2=457-48-115=127×3+236=661+252-697=964-(265+31)=341-(476-359)=691-107×2=3/8-2/8=444-30-163=562×9-495=357+129=520+112=306-17×5=229×3-228=114×8-381=235×(84-81)=630+812=474-373+58=404+(408-385)=966-192×3=164×5+236=67+16×8=881×5=262-190=735×3-203=60+604+291=2/4-1/4=797×2-947=496-72×3=631+714+317=955+424+196=655×4-269=2/8-1/8=125×6=452-123-190=196×(143-140)=427×(372-367)=818-122-168=213-19×6=452×5=575-91×4=191×5=798-433-308=346-20×4=597-63×4=434-(239-104)=897+653-691=815-13×2=4/7+2/7=114×4-370=287+684-775=402+46-14=612+191+123=814-558+20=480-(209+250)=162+233=77×6=330-89+92=685+415=92×(316-307)=260-(74+76)=71+309=155-92+399=587-444=829×(804-797)=161×3+143=332×7-710=158×3-434=364-(616-541)=809-761-13=356-(367-256)=481-(918-632)=364-66+435=376-123×3=118×(42-38)=548+23×8=297+137×2=331-11×4=428×2+744=942-194=306-114=56×(224-221)=3/5+2/5=465-211-176=266×4-169=493+126=431-89×3=635+140×2=124-(28+46)=579-66×7=499+(445-175)=78+(769-154)=917×8=165+(378-145)=108×2+718=166+71-148=326-92=133+75+214=958-27×9=776-667+647=3/7+2/7=485-73×6=479×2-599=592×7-98=578+639-484=31×(132-125)=946-50×5=341-178+162=127+268-211=344×(962-956)=48+441-453=338-28×2=265-33×7=171×2+439=81×7-181=477-110-93=189×5=152×3-65=277-(88+161)=675+(380-54)=292-(403-397)=868×(786-781)=19×6=643-(502-50)=2/6+3/6=306-(290-110)=271+121=422-42-145=572+(935-538)=443-67+64=956+732-210=466-314+272=444×(201-198)=385-253=928-234-184=659+909+195=552-(290+133)=409-18=374-137-83=349+(304-123)=900-134×2=122+209=119+(452-334)=74+(965-215)=114×5-63=70+325=参考答案307×3-351=570422+163=58551+240+492=783102+120+485=70737+222=259909-192+711=1428352-249+396=499484×9-752=3604291-224+371=438252-(279-151)=124257+136×4=801921-839=82179×4+640=1356849+(197-182)=864741-18×8=597699-(102+192)=405422-(29+10)=383747+(917-372)=129252×5-86=174442-39×8=130109×6+28=682170+(816-765)=221259+33-158=134783+13×3=822452×(984-977)=3164565-(883-510)=192347×2-220=474279+806=1085806×7=5642719-671+924=972203+84×9=959457-(286+82)=8941×(72-66)=246401+(160-57)=504592-(790-273)=7574×(22-13)=666284+63-226=121181×9-342=1287500-169+134=465737+203=94070×9=630267+10+186=46335+290+398=723565×3=1695654×3-782=1180430-156=274242-(431-296)=107351-155=1965/7-1/7=4/7990+927=191733+752+282=1067127+56-85=9851×9-384=75316-96=220247+106=3531/5+2/5=3/5648-479=169560×(793-785)=4480715+812+393=1920129×6-140=634875-650=225435-58=377347×7-23=2406396+(385-209)=572790+403=119388×2=17689×(352-345)=623102+722+155=97947×(56-49)=329796-253+152=695184×2+351=71931-(237-219)=13820+(759-748)=831492-(180-47)=359116×(145-138)=812832+844+578=225466×4=264241×4+22=986351-223-52=76486-(13+122)=3511/6+4/6=5/6223×3=669179+199+117=495441-137-224=80463+(623-344)=742741+(265-132)=874495×2=990826-306-430=90137×3+33=444974-750=224354+494×2=1342983-634+355=704264-45×4=84142+158=300443-172=271163+253-376=40367-(187+158)=22357+(235-197)=395158+197-234=121585-55×6=255257-108-21=128734-107-361=266718-697=21905-(88+668)=149330-219-100=11541-188+853=1206296+(673-246)=723857-70+911=1698297×3+532=142394+406-12=488106×(226-222)=424357×9=3213807-80-192=535827-100-236=491349-262+13=100782×5-12=3898293-280=13806×(571-564)=5642363-(203+78)=82696-32×6=504490-(280+167)=43203+(877-385)=695229+308-88=449978-75+781=168465+317=3825/8-2/8=3/8598×3-559=1235660+217-53=82479×2+93=251770+276-172=87451×(36-28)=408952-55-876=21154×6-778=146365-63=302216×2-293=139921-457-281=183370-12×3=33439+454-450=43196-54×2=88454+(373-289)=538495-20×5=395120×7-774=66755+114×2=983495×(505-502)=1485826+156-63=919276+(349-220)=4051/8+2/8=3/847×7=329107+369=476388+329×2=1046433-235+275=473253-89=164829×7-653=5150174×3=522428+12-279=161164-(67-44)=141471-344=127167-77=90296-54×2=188215×4+39=899324-78+18=264150-66+59=143214-24×7=46484+(583-87)=980835×(424-416)=6680102+226+548=876236-(18+166)=52497-114=383171-(130-94)=13533×7=231587-(213-188)=562425-(347-47)=125849-(302-127)=67439×6-88=146930+478-964=444448-16×7=336377-134=243832-635=197291+331-185=437109+(216-99)=226495-(304+121)=70208×(178-175)=624703×8=562456×(50-44)=336457-309-31=117869-573=296387-357=3079+(999-108)=970455-(413+37)=5367×3-900=201854×3-681=1881109-73=36377+166×2=70968+215+454=737429-389=405/9-3/9=2/9848-540+536=844752×(78-72)=4512944-67×2=810151+166×2=483107+70-60=117457×6=274230×(122-115)=210223+184=407784-188=59672×(58-54)=288655×6=3930309+688+888=1885254+(595-563)=286319+121-12=42848+115=163495-176+456=77521×4=8487+273=360793-182-454=157280+103+98=481144-91+22=75155×(109-103)=930725-190×2=345482-139-215=12890+536+261=88758×8=464294+47×8=670821-(613+131)=77476+(421-200)=697848-377+436=907308-51-60=197598+(127-56)=669952-589+617=980584-(460-65)=189111-(14+96)=1108+318-283=143971-(209+12)=75056×9-70=434824-146+560=1238802-200=60262×3+69=255114×9=1026446-195×2=5681×7=567436-70×2=29662+38=100821-(479-325)=667421-417+263=267242+(369-192)=419867+489×2=1845736+345-250=831372-68-47=257354+131-432=53272-(76+36)=160459-293+34=200560-230+430=760408-119×2=170363-157-95=111163+66+759=988344-95-89=160375+520=895116+667+128=911402-103-73=2261/4+3/4=1207×3+754=1375859-572-52=235425-(492-344)=27753+442-215=280836+(900-503)=1233643-16-516=11143×7+368=669716-339+142=519510+(918-629)=799410+222×3=1076156-43=113586-71=515308×2-583=33445-109-266=7021+81=102252+218=470513+168-90=591530+623-490=663535+430=96560×5=300161+198=359803+34×8=107517×6+106=208150+(693-597)=246723-89-133=501736×(969-963)=4416155+484×2=1123215-(168+18)=2919×(499-492)=133340-297+182=2252/8+3/8=5/8348+130-223=255559+462=102136×6-36=180941-600+297=638215×7=1505154-43=111221+13×4=273204-24×7=36106-45-34=27292+(451-257)=486654+779=1433502-101×4=98933-79×5=538665-105=560152-25=127268+35×5=4434/8-1/8=3/8165+343×2=851276×4=1104787-(692-21)=116802-105-262=435412-29×6=238694×9=6246133×4=532265-(42+192)=31188+474+801=1463463-(409-317)=371549×(225-222)=16473/7-2/7=1/7121+166-177=11056+255-27=28450×(278-273)=250169+29=198902+932-680=1154394-30+49=413372×2+38=782416-(451-254)=219600-334=266505+62-434=133335+35+952=132266+890-381=575165-(232-199)=132776×4-679=2425689-485-173=31280×5=1400654-(432+13)=209106×8-400=448872+57+916=1845170×4=680776-(609-242)=409448+332+25=805877-139×5=182730-32×2=666233-40×2=153370-10×8=29037×9=333230×4-314=606339-29×7=136485+(359-96)=748873-(505+95)=2732/10+7/10=9/10403-134=269693+112+81=886932-305-539=88323+340+13=676236+(395-154)=477355×(881-877)=1420249-(214-66)=101166+296=462814-349-89=3762/5-1/5=1/552×(202-197)=260604-51+88=641559+750+887=2196448-335=11340+255-284=11937+997-415=1519634×4-85=2451355-121-203=3182+222=304474-(109+83)=282224-(60+39)=125495+158+610=1263300×2+59=659278+(190-149)=319163+89=252577+(855-84)=1348494-(23+202)=269363-(706-644)=301999-18-791=190578+217=795265-19×9=94937+(932-310)=1559893-507-80=306616+754+781=2151573-(292+242)=39559-(242+176)=141226+68+448=742541+252=793287-(68-11)=230850-(117+368)=365923-296-105=522938-(601+55)=282362+81+536=979300-95+283=488986-(819-15)=182652-344+863=117126×(209-202)=182406+366+508=1280403×(684-680)=1612373×2-200=546133-(353-264)=44388+13+395=796783-(634-376)=525107+75=182450-317=133179+74-102=151800-(627-49)=222485+(497-413)=569993-(414-222)=80137+108+709=854949+967+217=213383×(329-320)=747578×3-535=1199741+(742-108)=1375481-(383-266)=364282+188-255=215220-(361-204)=63367×2=734339+89-232=196350-93×2=164317-139=178264+(178-175)=267780+(830-270)=1340959-51×3=806106×6-256=380395+(497-203)=68921×3=63443-115+62=390941-(688+169)=84439-(72+314)=53206+61×7=633189-(92-62)=159317-246-56=15535×(69-62)=3745347+(463-262)=548356-(15+118)=223256+392=648695×5=3475876-(84+737)=55606×(853-850)=1818452×2-763=141651-(39+485)=127474-20+39=4935/10-2/10=3/10622-343+375=654673×(836-829)=471199+521+349=969282-(119+84)=7993×6=558169×5+40=885467-(83+90)=294566+149×4=1162343-138=205653+697+433=1783444-(448-311)=307646-260=386477-(62+384)=3119×7+311=444901-405=496863-(423-247)=687347-165-130=52553-200=353691-79-539=731/3+2/3=1295-82×2=131157×2=314448-337+189=300500×2-817=183262-216+119=165923-475+935=138393+(629-575)=14738×5=190968-(39+206)=723924+443=1367235+227=462426-321+206=311403×9=362798×(391-386)=490543×(124-121)=1629459+53×8=883464×2-139=789166×4=664222+15×5=297476-70-403=3828+399=1227662-403=259693-194+166=66563×(294-289)=315955-(178+664)=113345×2+71=761113×8=904435-109-279=47203×7-756=665936+993=1929788-78×6=320144-25+10=129789×3-878=1489366-(259-105)=212962+643+953=2558920-53×7=549170+466=63642+351-54=339362×2=724918-741-65=112805×3=2415563-(866-372)=69179+742+74=995380-70×2=240354-(67+222)=65697+931-652=976118×3+428=782700-144+268=824519-(648-515)=38682+96=178239+379+220=838956-203+189=942708-423=285680-369=311373-178×2=1762+536+198=796321-49-170=102985-(152+168)=66571×(243-234)=63981×7-47=520624+(809-687)=746971+243-369=845964-132×3=568131+329+312=772290+225+162=677317+(148-106)=359320+82×3=566135×(149-145)=540354-(64+202)=88601×4=2404226+(105-95)=236402+(335-14)=723248-48+96=296170-(948-830)=5290+(233-84)=2391/5+3/5=4/5284-(73+192)=19254-(977-941)=218427-242=185764-200=564441-107-188=146366-307+128=187201×(699-691)=1608260-118=142701×2=1402463-(101+123)=239252+210+804=1266164-(22+105)=3779×3+286=523487-(154+286)=47874-(698-52)=228215+148-63=30039+31+595=665264-(309-192)=147404-(375-363)=392876+162+888=192635+226-211=50856+236×2=1328317+40-333=243/9-2/9=1/9721-(230+104)=38744×7=308287+554-329=512428×2=856684×(85-82)=2052412-351+164=22554×(279-270)=486502×6-513=2499565×6-549=2841252×2=504272×3=816738×2-825=65172+(426-390)=108688+842-191=1339805×8=644092×(235-227)=736192+290=482412×8-278=3018410-399+228=239239-(157+46)=36125×7=875837-625-55=157400-364+143=17946×5+267=497149+(224-220)=153461+545-762=24498×(423-415)=784323-(342-147)=12835+499+155=689879×3-730=1907529-217=312207+223=430189+359×2=907306-(94+35)=177675×(500-493)=4725235×2=470677-292-327=5852×8+385=801233+303+579=1115461-235-24=20213+134-50=97218+160=378197+174=371528×7-302=33943/6-2/6=1/6492-(98+344)=50282+764+469=1515162+10+402=57469+401=470222-163=5937-21=16891-40=85122+412+78=51235+296-107=224663+321=984826-142×5=116420+239-341=318514-(753-392)=153843+336×2=1515599+241=840231-37+606=800156+(163-150)=169424-(220-190)=394305+(370-202)=47367×5+70=405109+598=707787-696+898=989314-144-136=3497+259-245=111883+102×2=1087342+87=42998×5=490207×3=621758+858+180=1796452-350=102147×5+205=940159+694+478=1331616×(510-504)=3696945-(280+467)=198390×2-381=399140-(451-376)=65493-222+62=333154×2-239=6961+97=158722-(605-534)=651148+230=378199+728-441=486898-287×3=37872-391-134=347291-(333-238)=196455-15-41=399274+71=345259×(154-151)=777159+234=393687×(598-592)=4122455-(229-175)=40135+43+121=199877-192×4=109576-(391+99)=86441-181-26=234888×9-42=7950180+(451-441)=190321×3-159=804761-(538-374)=597210+127-309=28214+904+929=2047477-54=423357+(333-329)=361771×7=539771+(995-650)=416378-68×4=106346-(178-44)=212921+(749-276)=1394449-79=370479-(482-205)=202654+245+379=1278457-(78+251)=128133×(427-424)=399768-(246+485)=37555-(96+51)=408156+808=964358-95=263274×6=164484×(31-28)=252680-162-66=452334-(139+175)=20363-48×2=267236-(105-32)=16383+557-490=15088+136×3=496212×2+472=896280-11×9=181762-521+711=952913+741-834=820260-95=165200×5-585=415824+(861-238)=1447295×(205-201)=1180494+785+397=1676947-(87+254)=606157+613-583=187920×(407-402)=4600747-318-2