三年級數(shù)學(上)計算題專項練習附答案集錦

三年級數(shù)學(上)計算題專項練習附答案集錦140-84=347-100×2=65×4=228-(239-126)=206+240-171=20×(464-457)=840-(261+305)=66×9=749+682+580=411-390+262=841×5=897+853-655=274×3=936+(988-410)=243-27-50=853-241×3=193+79×9=736-(920-290)=92+382=924×(739-731)=39+113×8=825-154=191-85+325=822-293×2=993-40×8=734-(861-639)=368-352=368+(285-82)=354+474×2=285+17-166=809×7-44=118-(296-183)=49×(196-190)=890-(407-27)=30×3=313×3-301=543+(355-151)=697-(356-209)=187+218-16=222+636+55=210×2=198-64+306=15×3=148+(343-12)=373+17×9=321+59×4=538-115=743-187=383-(432-249)=502+689=153×2-128=608-(894-482)=258×3-692=620×(53-45)=974-(523+437)=130×5-433=545-340+60=777-489=674+446=73×(131-128)=146×2=290+63=428-290=563-(323+205)=261×3-445=68-(355-321)=250×2=301+166-410=498-(61+429)=256-(416-397)=353-11×6=821-683=478-325=480-323+218=764-388-204=99×9-778=381-106-273=150+173-320=303-24-48=181+201-64=249+163=390+711-192=773-96×5=20×6=617+180=318+(142-63)=390-(186+145)=863-153×4=131+128=75×9=229+88=355×2-125=999-229-762=767+494+159=359+254=269×3-287=239×2-406=612-(118+414)=922-(210+27)=988×(516-509)=349-331+776=246+338-289=919×(713-710)=764-650=368-209+31=433×2=557×2-109=377×9-200=678-44×8=2/7+4/7=712-(138+318)=665+123×8=394-(449-398)=475×(959-951)=239+(473-384)=221+220=375-14×5=702×3-305=86×(337-332)=956-(227+484)=775+201+696=313-81×3=207+763+924=827+858-411=85+352-335=403-(261+85)=589+(433-396)=801-(262+63)=276+(168-32)=73×5=273+172=800×8-509=470+175×4=182×5-616=217-145=318+244+100=759×5-752=190-(358-173)=955-533=68+286×3=389-46×6=498-164+104=369+120=357-(315-180)=273+17-163=801+(804-669)=286×3=442-(28+327)=585+541-886=566-180×2=599×3-180=450-(188+53)=101+634+83=36×(386-378)=103+238+446=462×2+131=532+285×2=437+953-389=991-741=24×2=65×(278-275)=100×2+51=834+389=713×7=887-508-118=396-65×4=701-(153+518)=26×(340-334)=266-129+456=468-(234+105)=351+(452-385)=449-100=401-(447-177)=489-48×7=759×2=197-(207-168)=289×5=191+(359-91)=79×2=559×3=458-332+63=327×3=981-70×4=958-59+428=44+155=893-(495-345)=775-(929-896)=52×(711-704)=917-319×2=349×2+276=790+(262-74)=858+331×3=478-(162+16)=572-411=763+543+966=24×7+234=897×4-378=318+34×4=88+406-143=269-(244-220)=360-84×3=278-189=246+11+661=356-53=616-292+241=248+144-202=62×8=522+233-86=61+123=862-52-337=357-31×7=734-(222+433)=393-(269-132)=450-353+161=1/4+3/4=3/6-1/6=207+205=354+851+472=668-43×8=402-169-147=772+827-993=785×3-302=3/7-2/7=692×(295-290)=1/5+3/5=955-(138+270)=415-46-250=59×(156-150)=480×2+778=485-105×4=375+123-94=65×3-23=694×9-866=552×9-302=390×2-309=125+150+610=163+(829-266)=168×3+377=396+300×2=110×(372-363)=303+(317-65)=267+279×2=46×6+671=249×3=409-(635-363)=212+116=490-(732-242)=382×4-904=367×2=743+(219-209)=391-179=421+236=94+253-199=248×4-582=444-256+263=547-128×4=496+397=39×(470-464)=908-(716+14)=337-10=3/6+2/6=368-(441-278)=372+391+395=69×4=594-14=776-233+176=420-245=697+311=585-391+191=68+561+322=214×(304-300)=313-313+153=144+108=279×4-46=129×2+76=105×2=554-45=757-508=980-48-424=556-(70+30)=375-278+12=324-11-188=152+190+189=129+654+169=485-378=192+247-262=908+(682-634)=240+283+412=769+(591-32)=892+225×3=293+(878-162)=712+297+868=859-(854-556)=423-34+362=478-440=102×(473-464)=406+683=435+(368-281)=360-(327-322)=482-251-138=331-(136-49)=38+32-47=712-(844-752)=220×9=385+(430-366)=240×2=961-332+39=17×(40-31)=168×5=437-146-90=361+(237-86)=477-143+117=93+258-134=372-337=577×(95-87)=292-(364-193)=158-59+315=440-55=140×3-211=440+205-533=654×6-301=225-77+49=185+135+274=326+76=368+165=71+(960-441)=493-(333-123)=327+157-454=174×5=719+976-678=65×4-220=113×(320-315)=131+(411-271)=366-184=287-74+255=982-(138+538)=653+(801-373)=194-126+172=338-223+43=356×(454-446)=105+171=371-263=8/10-2/10=295-47×3=188+(335-178)=102×9-779=55+376-127=323×2+563=851-(201+427)=485-13×5=58×9+34=60×(211-205)=169×(350-347)=969-(154+357)=27×(697-694)=30+432-57=187-(842-826)=516×(905-901)=470-228-206=862×2-769=335-42-186=689-(527-73)=14+73×6=89×(239-230)=153+553=694-262-338=4/6-1/6=901+535-914=671×9-481=876-207×3=355+(396-135)=259-(749-590)=955-(157+27)=44×3+465=160+407=602-75×4=460-59-366=673+882+172=854-30-614=928+(761-75)=325-(460-450)=63+314=112×6-81=643+18×4=380×2-43=307-259=830×8-172=116+19+728=157+442-22=173+(306-92)=232-196=974+869-57=390-124=492-41-405=3/8+4/8=813-625=331+303+11=14×(55-46)=703-(25+500)=37×(186-183)=499-18×7=610+(928-137)=582-(667-501)=817-11×4=180×(178-173)=315×(265-259)=108+(281-227)=483-(290+44)=25×4=256×2+70=33×4-30=261×3-577=715-109=554-69×3=922+(791-149)=480×(481-473)=191-166+63=338×8-971=248+771-237=478-136=112+213=77×8-398=86+85=186+339=2/5+3/5=272×2+271=248×7-754=469-69×6=142+283-425=13×4=161×3+97=967+672+532=416+289+159=322-217-86=244-(223-30)=220×4=670-33-141=603-31×6=429×(803-798)=401-272=441-(70+114)=239-(524-285)=647-43×9=903+(626-331)=912-803=290×(800-794)=797×4=690-(812-779)=301+362+550=157-65+127=455-104-308=710+391=816-317+949=200+62-152=131-(78+12)=2/8+4/8=275+148=271-48-97=806-253-372=94×(24-19)=343×9=495-(110+296)=322+(101-87)=342+(712-692)=283×7=769-352+451=89×(440-435)=927-175-621=967-(184+328)=752-(232+392)=970-450+286=298-139-142=41+424+368=163-96=50×4+388=411-70-272=319-148-81=52+263=248-29×5=301-(462-208)=115+371=71+25×8=1/7+5/7=52-(828-817)=187-(31+149)=269-143+92=2/7-1/7=580-(113+334)=209+156-268=640×7=328×2+151=337-56×2=344-31-69=923+755-183=384-(182+189)=186-(131+55)=460-195×2=736-657+219=821+866+125=135×3+57=479-60+11=944-(140+389)=252+(352-104)=581-17-284=642+17-513=322-57×3=766-(22+250)=74+(473-340)=18+352-264=955+430+16=197-(100-49)=285+90=625×6=98+(379-146)=238+248×3=110×8+741=339+33×3=177-24-110=286-247+184=398×7-40=347-(19+176)=227×4-638=126×(49-44)=993+123+659=370-(335+13)=437-(144+200)=882-279×3=262+174-300=464-(365-194)=337+(309-41)=740×(525-520)=869+243+260=119×(116-112)=356×3-323=441-(179+221)=325-281+101=716×7=239+235-124=402-(334-56)=360+240+828=26×(72-67)=691+563-38=479-397=89-(40+35)=91×(88-81)=172+149=74×2+417=159+223×3=822-(870-220)=680+52×4=752-(91+345)=350-(427-217)=749×4=223-169=284-(110+126)=931-298-251=627+668=740-(931-449)=934-410+651=277-(497-237)=958-387-334=324+(747-106)=413×2-617=304-205=431-(12+384)=244+140-77=58+523+372=166+208-107=398-384=89×2=958-(255+72)=721-67+207=653×4-524=858-805+183=85+40×7=192-159-16=240+(275-272)=132×6-263=2/8+5/8=416+(242-239)=427-(196+101)=16×(484-475)=490-150+953=385-(191+115)=70+346-29=406+(480-214)=198×7-546=689×8-811=291-120+158=220-(47-20)=3/5-2/5=473+189+307=409-361+404=417+263=953-626=72+(391-263)=960-348+26=406×(209-206)=793+541+407=439-83×3=909-413×2=196-119+145=163×(467-463)=392+(622-509)=487×(791-787)=140-51+49=966+511+446=199×(326-320)=390+544-605=5/8-1/8=19+562+890=904+409=806×(861-854)=269+795=496-(476+17)=438+48-129=344-52×4=66×9+310=858-451=4/10-1/10=884-(379-342)=415-47+598=850×(561-555)=99+213-28=247-186-26=243×4=312+29+343=554-(639-454)=377+413=780+109+15=798+270+707=691-148-369=493×2-390=3/6-2/6=954-717+730=479-168-291=37×5+27=336-302=164+(318-112)=896+(394-239)=187+48×9=740×4=211+(167-31)=905-221-230=839-29×6=126+(488-50)=969+185+299=103×(693-684)=564-(407-148)=80+44=381-(405-63)=277+249+133=108×9=135×6=264+(391-339)=295-58×5=612+(449-212)=200×2+15=425-232=118×2+405=113-84=717+873+108=129+133=391+185×3=437-40×6=639-116-304=665+898=969-248-300=253-95-33=295×2=465+(938-715)=595-(890-803)=596+807-274=252×2-74=769-(223+415)=646-332=158+138=273+(489-459)=89+99-145=773+215×2=402-175-101=286+313+24=167+129=385-42×8=325×(479-474)=198×5-557=191+15×2=331-120×2=122×4-302=746+13+90=84×5+276=946+15+552=263-105×2=10+23=931+376-647=609+460+875=228×7-621=799×(892-883)=60×8-171=6/9-2/9=19+(590-421)=497-207=85×6=354-51-79=317-304+939=7/9+2/9=98×7+279=304+70+519=924+(422-180)=418+44-138=457-(450-416)=185-114-27=176+214+457=29+833-612=834+(797-31)=150-27+289=314+(338-241)=153×2+235=273+58=225×2+682=488-333-62=418-(147+174)=465+513+536=672+624-270=458-(247+65)=258-(256-240)=401+692+241=230+196-362=387-167×2=711+(682-462)=588-12×4=274-73=791-(807-553)=77+57×3=388-86+84=284+302+390=334-193-134=779-(58+12)=254-(225-165)=138×7+363=212+515=94×9=476-310+305=140-(415-346)=351×9-572=260-59=737×(45-38)=999-261=439+38×4=178+330+475=423+173×2=3/8+2/8=785-129-535=63+660+89=332-97×2=166×2+445=545-132-275=44×9=267×3-178=93×2=92×8-60=724-590-62=92×5=476-(66+40)=819+641=218-(139+54)=372-135-99=425-62-341=399-(439-66)=474-35-197=457+373-258=69×9=511-(176+192)=549-45×7=138-20×6=124+292=499-317=319+90=400+(590-224)=752×4=43+127=155-51×3=334-(248+60)=410+707-634=133+362+485=257+178+186=142+85=55×(376-372)=231+59+564=360-133-213=909-218×4=570×7-464=531+135=480-269=344-(443-109)=293+360=631×7=324×(67-64)=629×5=472+325+34=90×8-185=38+(200-113)=354-105×3=444×5-71=230+680=3/9+4/9=317-233-57=492-220+57=98+353-448=22×(228-225)=944-910=949+152+799=57-10×2=209×(371-368)=154+95=202-84+259=170×(398-393)=224-220+457=177×5+576=90-20+265=436-12×7=425-129=196+440-309=490-(495-305)=102×(146-138)=210×4=114×8=630-(374+245)=291-74+273=113+343=5/8-2/8=460-(310+132)=510×8=42×8=148+430×2=500-30×7=533-189-297=185+(133-113)=68×(463-458)=848-43=939-84×5=858-195+22=445-45×2=775+503-605=706-(98+480)=864-178+657=311-94-97=228-43×3=382-191-132=815-(948-268)=470+22-24=93-61-28=149-67+156=779-79×9=4/8-1/8=878-321=46+423+500=126-44=376-164=423+164+376=918-584-308=843-251-498=47-32+386=140×5=參考答案140-84=56347-100×2=14765×4=260228-(239-126)=115206+240-171=27520×(464-457)=140840-(261+305)=27466×9=594749+682+580=2011411-390+262=283841×5=4205897+853-655=1095274×3=822936+(988-410)=1514243-27-50=166853-241×3=130193+79×9=904736-(920-290)=10692+382=474924×(739-731)=739239+113×8=943825-154=671191-85+325=431822-293×2=236993-40×8=673734-(861-639)=512368-352=16368+(285-82)=571354+474×2=1302285+17-166=136809×7-44=5619118-(296-183)=549×(196-190)=294890-(407-27)=51030×3=90313×3-301=638543+(355-151)=747697-(356-209)=550187+218-16=389222+636+55=913210×2=420198-64+306=44015×3=45148+(343-12)=479373+17×9=526321+59×4=557538-115=423743-187=556383-(432-249)=200502+689=1191153×2-128=178608-(894-482)=196258×3-692=82620×(53-45)=4960974-(523+437)=14130×5-433=217545-340+60=265777-489=288674+446=112073×(131-128)=219146×2=292290+63=353428-290=138563-(323+205)=35261×3-445=33868-(355-321)=34250×2=500301+166-410=57498-(61+429)=8256-(416-397)=237353-11×6=287821-683=138478-325=153480-323+218=375764-388-204=17299×9-778=113381-106-273=2150+173-320=3303-24-48=231181+201-64=318249+163=412390+711-192=909773-96×5=29320×6=120617+180=797318+(142-63)=397390-(186+145)=59863-153×4=251131+128=25975×9=675229+88=317355×2-125=585999-229-762=8767+494+159=1420359+254=613269×3-287=520239×2-406=72612-(118+414)=80922-(210+27)=685988×(516-509)=6916349-331+776=794246+338-289=295919×(713-710)=2757764-650=114368-209+31=190433×2=866557×2-109=1005377×9-200=3193678-44×8=3262/7+4/7=6/7712-(138+318)=256665+123×8=1649394-(449-398)=343475×(959-951)=3800239+(473-384)=328221+220=441375-14×5=305702×3-305=180186×(337-332)=430956-(227+484)=245775+201+696=1672313-81×3=70207+763+924=1894827+858-411=127485+352-335=102403-(261+85)=57589+(433-396)=626801-(262+63)=476276+(168-32)=41273×5=365273+172=445800×8-509=5891470+175×4=1170182×5-616=294217-145=72318+244+100=662759×5-752=3043190-(358-173)=5955-533=42268+286×3=926389-46×6=113498-164+104=438369+120=489357-(315-180)=222273+17-163=127801+(804-669)=936286×3=858442-(28+327)=87585+541-886=240566-180×2=206599×3-180=1617450-(188+53)=209101+634+83=81836×(386-378)=288103+238+446=787462×2+131=1055532+285×2=1102437+953-389=1001991-741=25024×2=4865×(278-275)=195100×2+51=251834+389=1223713×7=4991887-508-118=261396-65×4=136701-(153+518)=3026×(340-334)=156266-129+456=593468-(234+105)=129351+(452-385)=418449-100=349401-(447-177)=131489-48×7=153759×2=1518197-(207-168)=158289×5=1445191+(359-91)=45979×2=158559×3=1677458-332+63=189327×3=981981-70×4=701958-59+428=132744+155=199893-(495-345)=743775-(929-896)=74252×(711-704)=364917-319×2=279349×2+276=974790+(262-74)=978858+331×3=1851478-(162+16)=300572-411=161763+543+966=227224×7+234=402897×4-378=3210318+34×4=45488+406-143=351269-(244-220)=245360-84×3=108278-189=89246+11+661=918356-53=303616-292+241=565248+144-202=19062×8=496522+233-86=66961+123=184862-52-337=473357-31×7=140734-(222+433)=79393-(269-132)=256450-353+161=2581/4+3/4=13/6-1/6=2/6207+205=412354+851+472=1677668-43×8=324402-169-147=86772+827-993=606785×3-302=20533/7-2/7=1/7692×(295-290)=34601/5+3/5=4/5955-(138+270)=547415-46-250=11959×(156-150)=354480×2+778=1738485-105×4=65375+123-94=40465×3-23=172694×9-866=5380552×9-302=4666390×2-309=471125+150+610=885163+(829-266)=726168×3+377=881396+300×2=996110×(372-363)=990303+(317-65)=555267+279×2=82546×6+671=947249×3=747409-(635-363)=137212+116=328490-(732-242)=0382×4-904=624367×2=734743+(219-209)=753391-179=212421+236=65794+253-199=148248×4-582=410444-256+263=451547-128×4=35496+397=89339×(470-464)=234908-(716+14)=178337-10=3273/6+2/6=5/6368-(441-278)=205372+391+395=115869×4=276594-14=580776-233+176=719420-245=175697+311=1008585-391+191=38568+561+322=951214×(304-300)=856313-313+153=153144+108=252279×4-46=1070129×2+76=334105×2=210554-45=509757-508=249980-48-424=508556-(70+30)=456375-278+12=109324-11-188=125152+190+189=531129+654+169=952485-378=107192+247-262=177908+(682-634)=956240+283+412=935769+(591-32)=1328892+225×3=1567293+(878-162)=1009712+297+868=1877859-(854-556)=561423-34+362=751478-440=38102×(473-464)=918406+683=1089435+(368-281)=522360-(327-322)=355482-251-138=93331-(136-49)=24438+32-47=23712-(844-752)=620220×9=1980385+(430-366)=449240×2=480961-332+39=66817×(40-31)=153168×5=840437-146-90=201361+(237-86)=512477-143+117=45193+258-134=217372-337=35577×(95-87)=4616292-(364-193)=121158-59+315=414440-55=385140×3-211=209440+205-533=112654×6-301=3623225-77+49=197185+135+274=594326+76=402368+165=53371+(960-441)=590493-(333-123)=283327+157-454=30174×5=870719+976-678=101765×4-220=40113×(320-315)=565131+(411-271)=271366-184=182287-74+255=468982-(138+538)=306653+(801-373)=1081194-126+172=240338-223+43=158356×(454-446)=2848105+171=276371-263=1088/10-2/10=6/10295-47×3=154188+(335-178)=345102×9-779=13955+376-127=304323×2+563=1209851-(201+427)=223485-13×5=42058×9+34=55660×(211-205)=360169×(350-347)=507969-(154+357)=45827×(697-694)=8130+432-57=405187-(842-826)=171516×(905-901)=2064470-228-206=36862×2-769=955335-42-186=107689-(527-73)=23514+73×6=45289×(239-230)=801153+553=706694-262-338=944/6-1/6=3/6901+535-914=522671×9-481=5558876-207×3=255355+(396-135)=616259-(749-590)=100955-(157+27)=77144×3+465=597160+407=567602-75×4=302460-59-366=35673+882+172=1727854-30-614=210928+(761-75)=1614325-(460-450)=31563+314=377112×6-81=591643+18×4=715380×2-43=717307-259=48830×8-172=6468116+19+728=863157+442-22=577173+(306-92)=387232-196=36974+869-57=1786390-124=266492-41-405=463/8+4/8=7/8813-625=188331+303+11=64514×(55-46)=126703-(25+500)=17837×(186-183)=111499-18×7=373610+(928-137)=1401582-(667-501)=416817-11×4=773180×(178-173)=900315×(265-259)=1890108+(281-227)=162483-(290+44)=14925×4=100256×2+70=58233×4-30=102261×3-577=206715-109=606554-69×3=347922+(791-149)=1564480×(481-473)=3840191-166+63=88338×8-971=1733248+771-237=782478-136=342112+213=32577×8-398=21886+85=171186+339=5252/5+3/5=1272×2+271=815248×7-754=982469-69×6=55142+283-425=013×4=52161×3+97=580967+672+532=2171416+289+159=864322-217-86=19244-(223-30)=51220×4=880670-33-141=496603-31×6=417429×(803-798)=2145401-272=129441-(70+114)=257239-(524-285)=0647-43×9=260903+(626-331)=1198912-803=109290×(800-794)=1740797×4=3188690-(812-779)=657301+362+550=1213157-65+127=219455-104-308=43710+391=1101816-317+949=1448200+62-152=110131-(78+12)=412/8+4/8=6/8275+148=423271-48-97=126806-253-372=18194×(24-19)=470343×9=3087495-(110+296)=89322+(101-87)=336342+(712-692)=362283×7=1981769-352+451=86889×(440-435)=445927-175-621=131967-(184+328)=455752-(232+392)=128970-450+286=806298-139-142=1741+424+368=833163-96=6750×4+388=588411-70-272=69319-148-81=9052+263=315248-29×5=103301-(462-208)=47115+371=48671+25×8=2711/7+5/7=6/752-(828-817)=41187-(31+149)=7269-143+92=2182/7-1/7=1/7580-(113+334)=133209+156-268=97640×7=4480328×2+151=807337-56×2=225344-31-69=244923+755-183=1495384-(182+189)=13186-(131+55)=0460-195×2=70736-657+219=298821+866+125=1812135×3+57=462479-60+11=430944-(140+389)=415252+(352-104)=500581-17-284=280642+17-513=146322-57×3=151766-(22+250)=49474+(473-340)=20718+352-264=106955+430+16=1401197-(100-49)=146285+90=375625×6=375098+(379-146)=331238+248×3=982110×8+741=1621339+33×3=438177-24-110=43286-247+184=223398×7-40=2746347-(19+176)=152227×4-638=270126×(49-44)=630993+123+659=1775370-(335+13)=22437-(144+200)=93882-279×3=45262+174-300=136464-(365-194)=293337+(309-41)=605740×(525-520)=3700869+243+260=1372119×(116-112)=476356×3-323=745441-(179+221)=41325-281+101=145716×7=5012239+235-124=350402-(334-56)=124360+240+828=142826×(72-67)=130691+563-38=1216479-397=8289-(40+35)=1491×(88-81)=637172+149=32174×2+417=565159+223×3=828822-(870-220)=172680+52×4=888752-(91+345)=316350-(427-217)=140749×4=2996223-169=54284-(110+126)=48931-298-251=382627+668=1295740-(931-449)=258934-410+651=1175277-(497-237)=17958-387-334=237324+(747-106)=965413×2-617=209304-205=99431-(12+384)=35244+140-77=30758+523+372=953166+208-107=267398-384=1489×2=178958-(255+72)=631721-67+207=861653×4-524=2088858-805+183=23685+40×7=365192-159-16=17240+(275-272)=243132×6-263=5292/8+5/8=7/8416+(242-239)=419427-(196+101)=13016×(484-475)=144490-150+953=1293385-(191+115)=7970+346-29=387406+(480-214)=672198×7-546=840689×8-811=4701291-120+158=329220-(47-20)=1933/5-2/5=1/5473+189+307=969409-361+404=452417+263=680953-626=32772+(391-263)=200960-348+26=638406×(209-206)=1218793+541+407=1741439-83×3=190909-413×2=83196-119+145=222163×(467-463)=652392+(622-509)=505487×(791-787)=1948140-51+49=138966+511+446=1923199×(326-320)=1194390+544-605=3295/8-1/8=4/819+562+890=1471904+409=1313806×(861-854)=5642269+795=1064496-(476+17)=3438+48-129=357344-52×4=13666×9+310=904858-451=4074/10-1/10=3/10884-(379-342)=847415-47+598=966850×(561-555)=510099+213-28=284247-186-26=35243×4=972312+29+343=684554-(639-454)=369377+413=790780+109+15=904798+270+707=1775691-148-369=174493×2-390=5963/6-2/6=1/6954-717+730=967479-168-291=2037×5+27=212336-302=34164+(318-112)=370896+(394-239)=1051187+48×9=619740×4=2960211+(167-31)=347905-221-230=454839-29×6=665126+(488-50)=564969+185+299=1453103×(693-684)=927564-(407-148)=30580+44=124381-(405-63)=39277+249+133=659108×9=972135×6=810264+(391-339)=316295-58×5=5612+(449-212)=849200×2+15=415425-232=193118×2+405=641113-84=29717+873+108=1698129+133=262391+185×3=946437-40×6=197639-116-304=219665+898=1563969-248-300=421253-95-33=125295×2=590465+(938-715)=688595-(890-803)=508596+807-274=1129252×2-74=430769-(223+415)=131646-332=314158+138=296273+(489-459)=30389+99-145=43773+215×2=1203402-175-101=126286+313+24=623167+129=296385-42×8=49325×(479-474)=1625198×5-557=433191+15×2=221331-120×2=91122×4-302=186746+13+90=84984×5+276=696946+15+552=1513263-105×2=5310+23=33931+376-647=660609+460+875=1944228×7-621=975799×(892-883)=719160×8-171=3096/9-2/9=4/919+(590-421)=188497-207=29085×6=510354-51-79=224317-304+939=9527