三年級數學(上)計算題專項練習附答案集錦89+290+524=124+(435-98)=981+86×6=132×3=251+233-193=216×3-153=668-487-38=257+202=135+320-334=304-83-174=285+205-252=102-(356-296)=926+994=23×(174-166)=865+747+603=364-317+254=59+21+138=329-(74-22)=97+352=3/5-1/5=235+(583-119)=155+410-475=545+417-924=486-319=81×7=271+468=506×2-983=408-(94+50)=255×3-679=996-(576+270)=671×2-274=157+92=895-150+39=801-240=773-(522-72)=305+109=297+(573-328)=646-335+209=78×3=851-142-354=775-(53+136)=89×2+245=846-195×2=748-212=133×4-47=596+827=231+(129-10)=263-42×4=71+158-35=940-(560-223)=200-165=550+683+193=412×2=91-42-19=507+55+319=570+337-28=834-(137+679)=425-41×3=904-124×4=903×4-854=342-306=336-133-143=104×(332-323)=228+105-94=732-32=674-(230+114)=74+326=410-80×3=3/4-1/4=446-155-105=626×(231-226)=3/10+7/10=196-(493-337)=357+(499-414)=21+(395-340)=799-(991-718)=251-184+379=893×2-903=127×3+449=234+408=972-348-137=263×(677-671)=93+328-176=152+(228-131)=207+137=828+(636-382)=202+283=485-452+459=38+341+584=702×7=22×6=70×7+48=279×3=972-101=74-16=682-23+840=366×5=564+232+226=59-47+206=25+23=2/9-1/9=588-186-119=710-(986-342)=608-277+112=405+294×3=484+(578-210)=245×3=450+(404-39)=416-22×5=966-247-214=201×2=72×(179-173)=712-38×7=181+119+102=920-(189+552)=92+197=124-81+44=61×3=373+546+21=223+873-302=61×4-93=23×(112-109)=89×(917-914)=483+(783-243)=416-(107+199)=498-(150+158)=355-(14+125)=137×3=947+812+483=258-17-156=329+(226-54)=494-147-104=384×2-271=160+246-299=527-(136+300)=132+384+232=414×(832-829)=50+152+304=970-252×2=513×(986-981)=10+161-157=363-353+457=441-97-53=348+234+265=351-(473-187)=373+(445-204)=699-(327+46)=462+(870-126)=311-(31+37)=364+366=385-238=56+166+75=596-124+224=306+63=665-143+50=921-43×9=607-100=376+249+131=416-126×2=71+439×2=787-768+314=4/6-1/6=77×6+40=29×(271-268)=18+(846-552)=45×(486-482)=2/9+7/9=471-215-112=966+(769-101)=854+620-190=345-159-170=167+(813-26)=358-63×5=468-325+255=13+88×5=572-87×3=2/6+3/6=435×(575-566)=101×3+594=353-17×6=408+947+594=154+119×8=125-18+306=500×2=492-(202+207)=472+(236-35)=123×8-715=424-47×6=803×(646-643)=168+(427-241)=156-34×2=81-21×3=304-23-90=405+190=357×2+171=101×6-459=953-432-127=619×6=411-(131-120)=918-165-326=998-855-125=272+465=153+184-143=23×6=154+640-481=779+636-54=637-97+517=155+(944-200)=188-16×6=47+370-194=242-131+71=78+46×8=135+51+99=214+283+396=493-(430+20)=194+190=373×2-536=387-283=386-(487-106)=874-(166+315)=307+221=483-13-266=817-(916-515)=173+38×2=392-13=842-(988-760)=168+230=876-(35+835)=71+31=678-(787-447)=401+117×4=927-(275+530)=438×8-41=447+(376-150)=594×4=662-214×3=640-560+65=555-(87+434)=399-96-58=699-(545-359)=158×(478-474)=395×(973-970)=438-126+86=407×9-130=10+(154-69)=614-137-199=231×3-544=26×(152-145)=544+(217-103)=270-(406-174)=369+12-87=406-54×2=482-(199+174)=529+125×5=930-146-247=442-356=859+441-394=404+59×2=896-(189+699)=221-206+787=461×2+315=229+126=906×7=98×8-134=396-227+289=50×4=169+238=56×8=150-66=64×2=952×(889-884)=642-518-54=35×(339-330)=752-(926-394)=223-187+62=3/7-2/7=462-452+110=84-(35+29)=470-143=643×2-550=444-127=867-252-25=950-208-217=575×9=216+186=231×(339-336)=193+349+252=56×6-232=593+668+685=849+829=57-14=133×7=972-(922+20)=235+78=304-(320-154)=179×2+920=897+423+74=616-467+114=444-(463-228)=822-310-212=31+(102-65)=316×2=475-(144+201)=333×2+21=462+(928-539)=412×2-714=302×6-352=337+(334-11)=55+(282-66)=450-70-363=159×2+396=445+303=167-135+346=184+(270-192)=704+962-164=370-(838-527)=32×(240-237)=580+898-935=165+949=291+387=983-197×2=365+281=970-(938-50)=430-147=160+310+297=817-486+181=357-12-155=869+104×7=442-(305+14)=1/4+2/4=484-(583-394)=171×3-182=650+864-17=96×6+850=108×(358-349)=361+(786-426)=999-(563-32)=61×(500-495)=903-(406-20)=62×6-349=262×4=65×(505-496)=332+75+251=5/10+3/10=157×8-234=451+(500-194)=167×2=324-(81+46)=234×2+821=828+756-105=245×4-189=273+94-122=697-57×4=274×3-583=62-19+35=4/6-2/6=188+272=196×5-421=598+758-939=363-(49+253)=872-77×2=161+239=679-647=238×4+99=235-(491-489)=328-111+222=331+35×7=618-15-541=948-41-415=121×3-302=769+(842-681)=283+553+28=103+308-195=883-(357+58)=57+(440-405)=611×5=110+(909-100)=346-38=698-(876-359)=209×5=205×4=437-197×2=110×6=884-150-225=431-177=659-205+255=49+(498-373)=795-540+352=43+114+456=109×(237-232)=52+590+339=2/5-1/5=480-43×7=952+53-470=48-28+381=790-42×8=839-(449-145)=902-(564+293)=256+307=700+877-129=389×9-591=887-451=590+162+149=481-99=5/8-2/8=213-(46+67)=237-(44+53)=369-(108+27)=196+221=363-(366-76)=211×4-210=74+(215-196)=172×6=902-(540+27)=695×(186-181)=416-(313+41)=586×6=780-(436-123)=311-(220-148)=138+937+86=90-(472-451)=76+376+278=282×3+149=961+151×3=51+21+493=706-(405+221)=175×(376-367)=159-14+30=263-(28+99)=35×(321-313)=438-18×3=476-65×6=398-12-192=835+166+802=217-56×3=76×3=3/7-1/7=789-10×8=100-25+849=121+360+471=300×3=55×3+739=212×2+102=394-23×2=285×3=620+153+141=406-(331-68)=449-(463-214)=243-11×5=827-555=382-184×2=5/9+2/9=473+799-188=706+506-378=452×2-459=440-337-72=476-12=900+342=491-187-50=479-118-29=405-173=36×3=355-327+85=360-320-39=394-62-258=319+637+562=344×6-830=858+(864-280)=143-119+135=81+52=561-94-362=65×(399-393)=494×2=227×9-210=934-(386+74)=1/7+2/7=196×2+343=305-(427-310)=931-872=82×4=129×7-363=317-228=657+101+502=957-460=283-(182-35)=698×7-935=841-211×2=931-254-324=181+388+59=222+234-349=392-196×2=964-136×4=136×7+29=703+(778-142)=520-204=171-39×3=233-11×3=267-126=256-231+125=340+39+579=336+438=126×9-228=285+130-259=201+128×6=656-(361+95)=69×(419-416)=473-318+32=91×(103-94)=857-593-44=106×5=347+56-145=89×8-199=930-(275+35)=185-73=605-103=772×5-308=329-255+192=758-91-653=462-151+788=124+634=498×2-385=189+96=450+55×7=313×3-908=463×2-498=84×(259-256)=852-80+606=234+223=468-(496-377)=995+221=394-28=133×(217-211)=571-178=946-(644+12)=942-111×4=922-575=155×(349-345)=978×(983-977)=427-(27+289)=348-62=74×6-253=505+(863-841)=51+(481-407)=300-165=100×9=447-291+326=228-194+410=103+366=203-132=804-(522-93)=720+69-582=207+11-208=390-(316-87)=344-(251-232)=138-72+294=485-(15+264)=2/8+3/8=212+276=971-366=154+(398-110)=450-46+23=620×6-288=659-320-322=932-441=474-238=294+245+89=705×(646-638)=976-(621-528)=343-160-34=460-192=479×(880-872)=124+240×3=236+68×6=251-(678-570)=931-124×4=187×2+87=186+173-191=96+70-166=327-157=633-125×5=395-106-121=202×4+580=496-122-60=196+615+300=159+15+696=212-14+240=312-38×6=320-(466-232)=1/8+3/8=591×6=73×(59-54)=910+272-97=211×8-495=811+888+318=64×5=170+47=676-221+183=656+997+391=769-(167+57)=441-(475-411)=405+(426-249)=491+146×2=25×8=803-118×4=198-(135+25)=266+228=277+173-245=237×(184-181)=24+297+104=16×(395-386)=85+(351-301)=915-559+280=75+67=470-(471-412)=122+(749-271)=641+313×3=623+588=48+397-344=473×2-121=62×(214-206)=180×2+115=679-(522-68)=449-(243+116)=494-(449-16)=374-21×6=326-79=76×3-86=177×(424-419)=310-236+420=91×(620-612)=971-(999-752)=124+729+48=105×5=834-(304+33)=789-610=901-71=377+(418-292)=50×(294-286)=839-783+818=145×6-524=90×(120-113)=203-(287-172)=212+428+69=46+473+469=43×(292-286)=957+44×5=714×4=804-(59+324)=861+600+650=491+(488-233)=106-18=430-23×5=583-(545-192)=419-25×2=925-11×3=581-404+280=868+957=305-48×4=338-90×3=180-143+160=729-(442-241)=200-43-102=94×(28-25)=261+(417-288)=104+263-77=194+(344-334)=171×8-556=246+29+516=882-580+691=269×2+352=90+369+147=26+(436-357)=912-94+732=910+371-326=315-16+175=902×(37-32)=305×5=397+(208-153)=941+913+582=698+235+910=462×4=434+(148-98)=371-(474-203)=288×2+320=239-120=690-(462-406)=830+52-530=545-(137+76)=270+131-96=251×2-197=437+359=52+108=390-37×4=141+28×7=60+184×2=717+349+610=136+197×2=7/10+3/10=232-(349-164)=240+78=196+249-428=749-38-120=96×5+621=25×2+334=139+645=261+367-127=522+312+88=67+142=395×9=815-113×6=96+64=343+22×2=458-96-331=110×(47-43)=152+496+351=507+434+834=573×(563-560)=4/8-2/8=198+(300-82)=59×2-52=727×5-986=207×4-658=695-433=106-(277-212)=438-67=666×6=821-85-97=460-55-124=905×(811-807)=233×7-761=891×6=348×2-397=732-(801-518)=542+(982-651)=111×(442-433)=55+332-45=411+518=450-(167+199)=319-(133+148)=234×3-479=960×(840-834)=936-(441+415)=697+(481-160)=102×6=871×5=865-352+282=341-(272+38)=167+172×2=755-626+818=211-141=171+420-413=222×2=175+169-336=500-84+46=755+(322-294)=26+111=175-(26+14)=299-(157+14)=240-47-125=149×9=649-(50+97)=395-(232+49)=438+(723-617)=453-(182+170)=2/7+3/7=108×9=172+164×5=43+266+627=543-165×3=253+156-103=920-(964-67)=101×(103-100)=861×9=304×(560-553)=869×(42-38)=467-60×4=81+317+554=432-(498-224)=445×8-866=423-113×2=309-66-206=27×3+434=124+269-341=742+743-790=380-15×6=984+(890-747)=730-35=243×3=79+83+576=154+265×3=872-786=115-21×3=415-181=149+(522-161)=1/6+2/6=667+824-340=510-(128+151)=382+592=164+196×3=232+(670-423)=179×(450-445)=645×2-12=108×(313-309)=360-280-50=106×6=476-33×8=369-227=2/4-1/4=906-857=218+143-39=231-100+242=962+(975-156)=95×4+154=399-83-97=947×7=374+909=15+24×2=144+52-61=441×(884-877)=93+132=431-(58+224)=473×(27-18)=206-34+286=441-16×3=448-206=997+895-882=896-(342-220)=704×7=3/6-2/6=329-189-75=206+(408-222)=200+805-632=435-28×2=667-159=767-121×3=569+789=411-74×3=498-(252+75)=205×(380-377)=329×3=495-(275-48)=280+103×7=233-(465-431)=353-113-105=351×9-424=633-273-221=288×2+44=365×2+348=153+94-218=651-(823-499)=321+96-18=983+112+639=744-528-159=542×9-757=142×3-295=183+166+365=794-81-413=472-180=378-194+24=35+242-21=931-(100+516)=111×3+862=452-14-70=273×9-829=參考答案89+290+524=903124+(435-98)=461981+86×6=1497132×3=396251+233-193=291216×3-153=495668-487-38=143257+202=459135+320-334=121304-83-174=47285+205-252=238102-(356-296)=42926+994=192023×(174-166)=184865+747+603=2215364-317+254=30159+21+138=218329-(74-22)=27797+352=4493/5-1/5=2/5235+(583-119)=699155+410-475=90545+417-924=38486-319=16781×7=567271+468=739506×2-983=29408-(94+50)=264255×3-679=86996-(576+270)=150671×2-274=1068157+92=249895-150+39=784801-240=561773-(522-72)=323305+109=414297+(573-328)=542646-335+209=52078×3=234851-142-354=355775-(53+136)=58689×2+245=423846-195×2=456748-212=536133×4-47=485596+827=1423231+(129-10)=350263-42×4=9571+158-35=194940-(560-223)=603200-165=35550+683+193=1426412×2=82491-42-19=30507+55+319=881570+337-28=879834-(137+679)=18425-41×3=302904-124×4=408903×4-854=2758342-306=36336-133-143=60104×(332-323)=936228+105-94=239732-32=700674-(230+114)=33074+326=400410-80×3=1703/4-1/4=2/4446-155-105=186626×(231-226)=31303/10+7/10=1196-(493-337)=40357+(499-414)=44221+(395-340)=76799-(991-718)=526251-184+379=446893×2-903=883127×3+449=830234+408=642972-348-137=487263×(677-671)=157893+328-176=245152+(228-131)=249207+137=344828+(636-382)=1082202+283=485485-452+459=49238+341+584=963702×7=491422×6=13270×7+48=538279×3=837972-101=87174-16=58682-23+840=1499366×5=1830564+232+226=102259-47+206=21825+23=482/9-1/9=1/9588-186-119=283710-(986-342)=66608-277+112=443405+294×3=1287484+(578-210)=852245×3=735450+(404-39)=815416-22×5=306966-247-214=505201×2=40272×(179-173)=432712-38×7=446181+119+102=402920-(189+552)=17992+197=289124-81+44=8761×3=183373+546+21=940223+873-302=79461×4-93=15123×(112-109)=6989×(917-914)=267483+(783-243)=1023416-(107+199)=110498-(150+158)=190355-(14+125)=216137×3=411947+812+483=2242258-17-156=85329+(226-54)=501494-147-104=243384×2-271=497160+246-299=107527-(136+300)=91132+384+232=748414×(832-829)=124250+152+304=506970-252×2=466513×(986-981)=256510+161-157=14363-353+457=467441-97-53=291348+234+265=847351-(473-187)=65373+(445-204)=614699-(327+46)=326462+(870-126)=1206311-(31+37)=243364+366=730385-238=14756+166+75=297596-124+224=696306+63=369665-143+50=572921-43×9=534607-100=507376+249+131=756416-126×2=16471+439×2=949787-768+314=3334/6-1/6=3/677×6+40=50229×(271-268)=8718+(846-552)=31245×(486-482)=1802/9+7/9=1471-215-112=144966+(769-101)=1634854+620-190=1284345-159-170=16167+(813-26)=954358-63×5=43468-325+255=39813+88×5=453572-87×3=3112/6+3/6=5/6435×(575-566)=3915101×3+594=897353-17×6=251408+947+594=1949154+119×8=1106125-18+306=413500×2=1000492-(202+207)=83472+(236-35)=673123×8-715=269424-47×6=142803×(646-643)=2409168+(427-241)=354156-34×2=8881-21×3=18304-23-90=191405+190=595357×2+171=885101×6-459=147953-432-127=394619×6=3714411-(131-120)=400918-165-326=427998-855-125=18272+465=737153+184-143=19423×6=138154+640-481=313779+636-54=1361637-97+517=1057155+(944-200)=899188-16×6=9247+370-194=223242-131+71=18278+46×8=446135+51+99=285214+283+396=893493-(430+20)=43194+190=384373×2-536=210387-283=104386-(487-106)=5874-(166+315)=393307+221=528483-13-266=204817-(916-515)=416173+38×2=249392-13=379842-(988-760)=614168+230=398876-(35+835)=671+31=102678-(787-447)=338401+117×4=869927-(275+530)=122438×8-41=3463447+(376-150)=673594×4=2376662-214×3=20640-560+65=145555-(87+434)=34399-96-58=245699-(545-359)=513158×(478-474)=632395×(973-970)=1185438-126+86=398407×9-130=353310+(154-69)=95614-137-199=278231×3-544=14926×(152-145)=182544+(217-103)=658270-(406-174)=38369+12-87=294406-54×2=298482-(199+174)=109529+125×5=1154930-146-247=537442-356=86859+441-394=906404+59×2=522896-(189+699)=8221-206+787=802461×2+315=1237229+126=355906×7=634298×8-134=650396-227+289=45850×4=200169+238=40756×8=448150-66=8464×2=128952×(889-884)=4760642-518-54=7035×(339-330)=315752-(926-394)=220223-187+62=983/7-2/7=1/7462-452+110=12084-(35+29)=20470-143=327643×2-550=736444-127=317867-252-25=590950-208-217=525575×9=5175216+186=402231×(339-336)=693193+349+252=79456×6-232=104593+668+685=1946849+829=167857-14=43133×7=931972-(922+20)=30235+78=313304-(320-154)=138179×2+920=1278897+423+74=1394616-467+114=263444-(463-228)=209822-310-212=30031+(102-65)=68316×2=632475-(144+201)=130333×2+21=687462+(928-539)=851412×2-714=110302×6-352=1460337+(334-11)=66055+(282-66)=271450-70-363=17159×2+396=714445+303=748167-135+346=378184+(270-192)=262704+962-164=1502370-(838-527)=5932×(240-237)=96580+898-935=543165+949=1114291+387=678983-197×2=589365+281=646970-(938-50)=82430-147=283160+310+297=767817-486+181=512357-12-155=190869+104×7=1597442-(305+14)=1231/4+2/4=3/4484-(583-394)=295171×3-182=331650+864-17=149796×6+850=1426108×(358-349)=972361+(786-426)=721999-(563-32)=46861×(500-495)=305903-(406-20)=51762×6-349=23262×4=104865×(505-496)=585332+75+251=6585/10+3/10=8/10157×8-234=1022451+(500-194)=757167×2=334324-(81+46)=197234×2+821=1289828+756-105=1479245×4-189=791273+94-122=245697-57×4=469274×3-583=23962-19+35=784/6-2/6=2/6188+272=460196×5-421=559598+758-939=417363-(49+253)=61872-77×2=718161+239=400679-647=32238×4+99=1051235-(491-489)=233328-111+222=439331+35×7=576618-15-541=62948-41-415=492121×3-302=61769+(842-681)=930283+553+28=864103+308-195=216883-(357+58)=46857+(440-405)=92611×5=3055110+(909-100)=919346-38=308698-(876-359)=181209×5=1045205×4=820437-197×2=43110×6=660884-150-225=509431-177=254659-205+255=70949+(498-373)=174795-540+352=60743+114+456=613109×(237-232)=54552+590+339=9812/5-1/5=1/5480-43×7=179952+53-470=53548-28+381=401790-42×8=454839-(449-145)=535902-(564+293)=45256+307=563700+877-129=1448389×9-591=2910887-451=436590+162+149=901481-99=3825/8-2/8=3/8213-(46+67)=100237-(44+53)=140369-(108+27)=234196+221=417363-(366-76)=73211×4-210=63474+(215-196)=93172×6=1032902-(540+27)=335695×(186-181)=3475416-(313+41)=62586×6=3516780-(436-123)=467311-(220-148)=239138+937+86=116190-(472-451)=6976+376+278=730282×3+149=995961+151×3=141451+21+493=565706-(405+221)=80175×(376-367)=1575159-14+30=175263-(28+99)=13635×(321-313)=280438-18×3=384476-65×6=86398-12-192=194835+166+802=1803217-56×3=4976×3=2283/7-1/7=2/7789-10×8=709100-25+849=924121+360+471=952300×3=90055×3+739=904212×2+102=526394-23×2=348285×3=855620+153+141=914406-(331-68)=143449-(463-214)=200243-11×5=188827-555=272382-184×2=145/9+2/9=7/9473+799-188=1084706+506-378=834452×2-459=445440-337-72=31476-12=464900+342=1242491-187-50=254479-118-29=332405-173=23236×3=108355-327+85=113360-320-39=1394-62-258=74319+637+562=1518344×6-830=1234858+(864-280)=1442143-119+135=15981+52=133561-94-362=10565×(399-393)=390494×2=988227×9-210=1833934-(386+74)=4741/7+2/7=3/7196×2+343=735305-(427-310)=188931-872=5982×4=328129×7-363=540317-228=89657+101+502=1260957-460=497283-(182-35)=136698×7-935=3951841-211×2=419931-254-324=353181+388+59=628222+234-349=107392-196×2=0964-136×4=420136×7+29=981703+(778-142)=1339520-204=316171-39×3=54233-11×3=200267-126=141256-231+125=150340+39+579=958336+438=774126×9-228=906285+130-259=156201+128×6=969656-(361+95)=20069×(419-416)=207473-318+32=18791×(103-94)=819857-593-44=220106×5=530347+56-145=25889×8-199=513930-(275+35)=620185-73=112605-103=502772×5-308=3552329-255+192=266758-91-653=14462-151+788=1099124+634=758498×2-385=611189+96=285450+55×7=835313×3-908=31463×2-498=42884×(259-256)=252852-80+606=1378234+223=457468-(496-377)=349995+221=1216394-28=366133×(217-211)=798571-178=393946-(644+12)=290942-111×4=498922-575=347155×(349-345)=620978×(983-977)=5868427-(27+289)=111348-62=28674×6-253=191505+(863-841)=52751+(481-407)=125300-165=135100×9=900447-291+326=482228-194+410=444103+366=469203-132=71804-(522-93)=375720+69-582=207207+11-208=10390-(316-87)=161344-(251-232)=325138-72+294=360485-(15+264)=2062/8+3/8=5/8212+276=488971-366=605154+(398-110)=442450-46+23=427620×6-288=3432659-320-322=17932-441=491474-238=236294+245+89=628705×(646-638)=5640976-(621-528)=883343-160-34=149460-192=268479×(880-872)=3832124+240×3=844236+68×6=644251-(678-570)=143931-124×4=435187×2+87=461186+173-191=16896+70-166=0327-157=170633-125×5=8395-106-121=168202×4+580=1388496-122-60=314196+615+300=1111159+15+696=870212-14+240=438312-38×6=84320-(466-232)=861/8+3/8=4/8591×6=354673×(59-54)=365910+272-97=1085211×8-495=1193811+888+318=201764×5=320170+47=217676-221+183=638656+997+391=2044769-(167+57)=545441-(475-411)=377405+(426-249)=582491+146×2=78325×8=200803-118×4=331198-(135+25)=38266+228=494277+173-245=205237×(184-181)=71124+297+104=42516×(395-386)=14485+(351-301)=135915-559+280=63675+67=142470-(471-412)=411122+(749-271)=600641+313×3=1580623+588=121148+397-344=101473×2-121=82562×(214-206)=496180×2+115=475679-(522-68)=225449-(243+116)=90494-(449-16)=61374-21×6=248326-79=24776×3-86=142177×(424-419)=885310-236+420=49491×(620-612)=728971-(999-752)=724124+729+48=901105×5=525834-(304+33)=497789-610=179901-71=830377+(418-292)=50350×(294-286)=400839-783+818=874145×6-524=34690×(120-113)=630203-(287-172)=88212+428+69=70946+473+469=98843×(292-286)=258957+44×5=1177714×4=2856804-(59+324)=421861+600+650=2111491+(488-233)=746106-18=88430-23×5=315583-(545-192)=230419-25×2=369925-11×3=892581-404+280=457868+957=1825305-48×4=113338-90×3=68180-143+160=197729-(442-241)=528200-43-102=5594×(28-25)=282261+(417-288)=390104+263-77=290194+(344-334)=204171×8-556=812246+29+516=791882-580+691=993269×2+352=89090+369+147=60626+(436-357)=105912-94+732=1550910+371-326=955315-16+175=474902×(37-32)=4510305×5=1525397+(208-153)=452941+913+582=2436698+235+910=1843462×4=1848434+(148-98)=484371-(474-203)=100288×2+320=896239-120=119690-(462-406)=634830+52-530=352545-(137+76)=332270+131-96=305251×2-197=305437+359=79652+108=160390-37×4=242141+28×7=33760+184×2=428717+349+610=1676136+197×2=5307/10+3/10=1232-(349-164)=47240+78=318196+249-428=17749-38-120=59196×5+621=110125×2+334=384139+645=784261+367-127=501522+312+88=92267+142=209395×9=3555815-113×6=13796+64=1