三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案123+47=243+169=231+95=24+103=78+394=235+433=96+162=211+521=174+255=150+63=114+55=903+834=88+280=282+701=224+271=216+375=225+231=244+322=122+246=533+208=214+57=622+122=238+97=347+682=35+141=372+185=35+54=450+80=90+199=121+678=216+145=675+130=166+68=160+442=169+171=266+343=83+138=724+753=88+305=375+163=48+45=492+98=147+236=332+424=149+349=343+206=161+42=451+911=119+338=637+903=172+192=113+520=255+85=433+633=101+214=308+285=250+212=182+282=37+146=202+155=393-163=712-307=412-10=650-484=254-97=627-141=435-52=144-98=332-274=575-340=284-152=883-678=382-274=349-197=472-112=786-30=345-37=486-14=450-202=241-149=410-154=411-188=181-35=538-195=479-121=911-81=214-54=645-102=440-168=506-185=314-295=457-29=202-97=407-102=484-373=185-83=481-450=769-169=74-24=661-21=473-145=399-71=189-177=820-422=307-136=720-284=142-19=823-418=453-103=732-187=102-10=679-315=431-200=875-338=475-184=588-434=489-114=459-108=192-35=749-412=64×9=545×9=148×6=245×3=102×6=118×2=105×4=329×4=101×8=107×7=59×9=148×4=216×3=877×6=160×3=21×9=108×3=103×4=68×5=293×2=207×3=310×3=155×2=603×6=183×3=235×8=281×3=929×7=264×2=207×7=322×3=569×2=162×6=652×7=59×4=390×7=65×3=670×2=153×6=373×3=325×3=524×6=126×4=480×8=209×3=217×5=10×2=30×2=155×3=656×4=84×7=266×8=111×6=639×4=157×4=536×7=112×3=342×8=71×9=489×3=61+645+263=114+451+836=177+304+276=474+333+493=310+157+226=907+293+679=417+92+362=456+411+215=75+214+80=504+741+658=69+269+134=818+301+404=164+168+520=323+745+803=450+272+272=813+665+983=123+294+550=251+380+85=86+28+730=729+958+111=353+187+370=384+195+820=140+172+84=997+374+321=143+713+10=562+893+387=120+256+440=896+59+932=237+201+551=373+465+730=90+52+148=710+161+332=270+332+176=560+928+25=268+491+137=454+996+931=432+52+116=538+997+144=212+155+560=295+615+692=178+12+140=531+443+689=358+288+311=258+52+480=662+238+41=689+961+605=202+41+757=820+29+322=549+310+48=124+308+994=825+64+79=226+491+908=250+74+392=945+490+844=213+301+205=463+267+595=467+187+133=591+342+785=119+88+215=289+548+639=81+293-43=385+559-899=324+43-262=753+920-431=192+308-391=516+830-549=226+111-127=547+19-533=27+308-278=329+484-182=152+41-80=383+244-49=177+113-114=32+117-100=437+57-449=441+283-515=115+287-65=632+504-219=270+84-285=633+853-451=376+109-396=563+651-456=91+216-235=713+356-426=137+137-23=899+678-350=148+74-78=349+628-477=178+109-190=227+916-188=346+100-119=411+382-105=165+49-134=629+528-147=233+54-231=833+716-292=202+115-110=70+397-253=297+92-164=535+623-297=144+318-282=755+328-70=60+288-327=645+101-582=159+161-13=743+982-549=441+46-419=923+470-338=76+79-133=162+912-343=243+108-62=891+21-624=261+172-226=860+476-515=156+88-23=643+255-195=326+134-36=102+474-111=104+312-321=976+813-521=404-123-273=671-98-352=396-54-122=848-161-684=327-221-101=935-122-182=187-86-82=970-471-101=447-82-253=973-578-179=398-33-313=517-160-210=449-284-14=805-571-13=234-86-126=940-257-80=452-84-314=776-119-223=443-324-95=978-176-403=452-311-80=700-322-169=327-208-63=859-243-385=396-159-196=886-200-488=478-62-214=732-20-314=466-98-112=744-488-33=473-71-254=894-521-294=481-446-32=813-430-41=481-54-424=980-814-138=375-215-38=969-768-69=488-66-78=780-505-199=393-215-91=886-104-356=477-19-159=923-196-490=185-68-31=836-410-158=457-150-270=952-502-361=337-65-93=931-221-209=394-42-181=691-141-526=359-44-50=895-498-128=370-39-285=579-352-45=351-199-53=360-49-202=473-64-167=952-523-401=225-214+92=485-350+352=480-406+426=805-407+939=283-157+142=974-578+982=407-123+79=188-57+193=280-223+378=913-760+867=341-312+460=203-86+888=492-474+333=941-435+491=274-97+89=998-98+567=467-365+127=406-324+399=437-279+196=342-219+198=312-303+484=591-345+720=264-198+238=740-678+805=467-420+341=803-83+321=230-43+234=627-465+453=309-266+256=931-655+230=306-147+83=475-168+378=147-37+157=290-103+650=255-196+147=938-826+884=449-417+283=610-30+338=165-113+57=820-642+78=389-161+128=336-334+556=193-166+255=878-307+314=413-271+171=806-747+245=198-27+307=122-111+585=187-135+336=134-59+13=307-298+409=828-646+852=164-120+102=347-342+312=264-184+166=350-286+270=115-12+152=342-43+439=188-60+338=765-660+682=364+(279-97)=788+(876-60)=471+(175-132)=632+(423-139)=416+(393-314)=426+(727-520)=78+(335-206)=509+(928-860)=435+(159-146)=667+(817-421)=223+(386-205)=968+(237-24)=76+(385-216)=336+(475-118)=189+(467-346)=435+(761-21)=131+(246-14)=173+(666-616)=462+(326-140)=838+(365-333)=90+(339-297)=869+(555-538)=416+(276-86)=834+(978-264)=220+(441-92)=26+(434-232)=284+(209-34)=521+(335-69)=104+(123-78)=205+(576-95)=146+(454-166)=839+(900-851)=67+(478-407)=308+(885-688)=302+(234-112)=704+(233-207)=227+(471-370)=723+(318-136)=81+(283-138)=450+(332-328)=155+(246-135)=825+(657-316)=437+(449-63)=461+(926-713)=413+(376-136)=257+(844-565)=288+(364-289)=909+(596-470)=429+(315-307)=13+(597-495)=406+(372-106)=126+(290-59)=176+(446-239)=269+(788-368)=62+(483-101)=326+(807-177)=41+(330-231)=635+(490-476)=332+(435-427)=271+(789-429)=462-(62+299)=631-(290+99)=413-(152+250)=778-(447+227)=477-(73+99)=820-(595+168)=453-(100+178)=927-(99+158)=342-(69+110)=652-(371+77)=420-(247+155)=857-(393+155)=403-(124+279)=914-(321+240)=393-(186+77)=885-(36+310)=422-(51+125)=810-(185+558)=490-(42+143)=864-(13+420)=467-(212+44)=822-(67+627)=493-(316+140)=385-(230+136)=391-(180+167)=738-(216+491)=377-(40+225)=670-(16+179)=494-(416+27)=476-(16+21)=306-(211+88)=969-(139+632)=395-(188+39)=792-(146+372)=451-(177+11)=795-(609+34)=471-(135+178)=542-(83+424)=431-(12+85)=706-(562+87)=438-(278+11)=890-(374+384)=424-(155+27)=479-(61+77)=394-(52+327)=606-(89+217)=427-(100+50)=505-(118+130)=479-(38+115)=564-(91+240)=480-(39+152)=503-(19+133)=212-(115+66)=994-(333+335)=305-(40+226)=904-(33+740)=371-(22+314)=911-(32+407)=485-(199+60)=511-(148+114)=457-(320-201)=695-(845-344)=279-(31-16)=810-(518-347)=353-(188-30)=883-(972-667)=460-(293-130)=752-(802-499)=375-(403-393)=999-(436-246)=303-(369-307)=706-(976-858)=301-(297-238)=861-(851-130)=335-(366-159)=138-(932-908)=239-(437-321)=386-(366-103)=478-(238-30)=908-(550-443)=201-(453-412)=427-(787-498)=46-(91-53)=899-(143-10)=217-(141-32)=164-(965-863)=336-(341-299)=261-(653-612)=260-(473-434)=934-(505-144)=271-(429-421)=325-(633-585)=222-(460-427)=629-(936-666)=221-(222-126)=887-(873-601)=262-(202-123)=425-(950-949)=177-(370-308)=820-(667-284)=118-(209-178)=349-(587-301)=477-(270-186)=960-(614-476)=468-(425-350)=964-(166-105)=358-(285-245)=491-(413-294)=430-(302-70)=643-(947-860)=235-(286-114)=540-(830-362)=380-(156-73)=440-(875-792)=191-(50-12)=657-(769-663)=299-(284-47)=821-(571-257)=261-(258-56)=801-(893-154)=173+106×5=241+14×8=350+223×2=444+93×3=145+226×3=554+188×3=78+39×6=333+363×2=490+42×3=91+167×3=174+319×2=94+92×2=441+81×3=653+326×3=318+116×5=677+72×3=29+183×3=558+393×2=253+231×3=22+104×3=142+179×4=139+90×8=463+134×4=830+135×2=157+68×6=564+65×5=272+232×2=646+107×6=161+168×3=35+97×9=58×9+118=100×6+596=203×2+181=167×5+34=212×2+367=68×8+982=97×4+232=330×2+245=247×2+152=114×4+921=105×5+270=47×8+781=49×6+495=20×6+830=154×2+293=103×7+637=201×3+305=328×2+892=105×6+201=66×3+331=45×2+475=166×3+926=39×2+86=67×2+421=26×2+59=124×5+20=324×2+320=318×2+206=50×6+219=91×7+932=452-11×4=439-84×5=445-83×2=528-20×4=485-40×2=877-185×4=360-79×2=886-166×4=367-42×2=567-22×7=362-20×4=684-72×4=418-31×8=834-154×2=350-55×3=828-104×4=409-177×2=197-30×5=124-17×7=891-94×4=70-16×3=637-178×2=167-13×5=400-29×6=406-122×3=681-32×6=378-16×9=779-103×7=64-30×2=777-87×7=414-31×6=608-95×2=396-13×4=410-135×3=427-65×4=879-88×8=487-67×5=775-13×9=274-12×7=797-19×4=276-33×4=205-25×6=148-47×3=945-67×5=359-36×9=915-21×5=200-14×7=889-32×3=225-33×3=535-46×3=423-74×2=913-307×2=261-31×4=948-133×3=481-135×2=700-212×3=481-33×5=703-132×5=461-61×4=939-263×2=495×2-444=581×7-792=165×3-112=411×7-247=320×3-50=137×8-424=235×4-824=778×8-608=181×4-304=643×7-663=424×2-362=87×9-733=144×4-400=188×5-454=82×8-191=225×4-826=59×5-35=491×5-180=109×9-183=294×2-578=128×6-611=285×4-963=34×8-104=857×7-178=80×7-390=321×6-390=65×7-330=890×4-76=316×2-350=571×4-461=62×4-32=732×2-872=115×5-572=274×7-75=345×2-411=666×2-630=221×3-570=361×7-805=242×2-90=896×9-413=97×5-470=539×8-826=78×6-405=281×4-233=191×5-790=713×2-774=318×2-163=580×7-378=242×2-44=277×2-190=423×2-537=293×5-745=137×7-832=781×9-339=111×6-48=773×2-428=90×8-34=344×6-234=53×5-120=778×7-656=116×(275-267)=678×(42-35)=196×(484-481)=401×(175-172)=54×(344-336)=500×(896-892)=299×(275-272)=748×(60-51)=305×(24-21)=279×(712-704)=118×(319-316)=243×(424-420)=114×(459-455)=979×(283-275)=102×(347-344)=595×(809-800)=86×(430-421)=983×(208-205)=32×(102-94)=345×(481-473)=166×(485-482)=359×(136-131)=85×(219-212)=671×(697-693)=279×(382-379)=597×(362-353)=50×(400-397)=684×(282-273)=197×(375-370)=242×(510-504)=75×(38-35)=478×(720-716)=67×(400-396)=212×(30-24)=43×(360-355)=398×(103-97)=224×(55-52)=281×(491-486)=328×(212-209)=743×(334-325)=24×(222-216)=575×(953-947)=67×(227-218)=769×(233-226)=197×(65-60)=777×(142-135)=161×(132-127)=421×(853-848)=88×(46-41)=98×(528-522)=49×(34-27)=540×(251-244)=26×(420-415)=372×(451-446)=93×(55-52)=963×(482-479)=104×(281-277)=228×(587-579)=28×(79-72)=864×(739-731)=4/8+3/8=1/6+3/6=5/8+2/8=1/3+2/3=3/6+2/6=2/6+3/6=1/8+2/8=1/4+3/4=1/6+2/6=1/6+4/6=1/4+2/4=1/8+6/8=3/7-1/7=3/5-1/5=3/6-1/6=2/3-1/3=3/8-2/8=3/8-1/8=3/7-2/7=5/10-3/10=2/5-1/5=3/9-2/9=2/4-1/4=5/9-2/9=參考答案123+47=170243+169=412231+95=32624+103=12778+394=472235+433=66896+162=258211+521=732174+255=429150+63=213114+55=169903+834=173788+280=368282+701=983224+271=495216+375=591225+231=456244+322=566122+246=368533+208=741214+57=271622+122=744238+97=335347+682=102935+141=176372+185=55735+54=89450+80=53090+199=289121+678=799216+145=361675+130=805166+68=234160+442=602169+171=340266+343=60983+138=221724+753=147788+305=393375+163=53848+45=93492+98=590147+236=383332+424=756149+349=498343+206=549161+42=203451+911=1362119+338=457637+903=1540172+192=364113+520=633255+85=340433+633=1066101+214=315308+285=593250+212=462182+282=46437+146=183202+155=357393-163=230712-307=405412-10=402650-484=166254-97=157627-141=486435-52=383144-98=46332-274=58575-340=235284-152=132883-678=205382-274=108349-197=152472-112=360786-30=756345-37=308486-14=472450-202=248241-149=92410-154=256411-188=223181-35=146538-195=343479-121=358911-81=830214-54=160645-102=543440-168=272506-185=321314-295=19457-29=428202-97=105407-102=305484-373=111185-83=102481-450=31769-169=60074-24=50661-21=640473-145=328399-71=328189-177=12820-422=398307-136=171720-284=436142-19=123823-418=405453-103=350732-187=545102-10=92679-315=364431-200=231875-338=537475-184=291588-434=154489-114=375459-108=351192-35=157749-412=33764×9=576545×9=4905148×6=888245×3=735102×6=612118×2=236105×4=420329×4=1316101×8=808107×7=74959×9=531148×4=592216×3=648877×6=5262160×3=48021×9=189108×3=324103×4=41268×5=340293×2=586207×3=621310×3=930155×2=310603×6=3618183×3=549235×8=1880281×3=843929×7=6503264×2=528207×7=1449322×3=966569×2=1138162×6=972652×7=456459×4=236390×7=273065×3=195670×2=1340153×6=918373×3=1119325×3=975524×6=3144126×4=504480×8=3840209×3=627217×5=108510×2=2030×2=60155×3=465656×4=262484×7=588266×8=2128111×6=666639×4=2556157×4=628536×7=3752112×3=336342×8=273671×9=639489×3=146761+645+263=969114+451+836=1401177+304+276=757474+333+493=1300310+157+226=693907+293+679=1879417+92+362=871456+411+215=108275+214+80=369504+741+658=190369+269+134=472818+301+404=1523164+168+520=852323+745+803=1871450+272+272=994813+665+983=2461123+294+550=967251+380+85=71686+28+730=844729+958+111=1798353+187+370=910384+195+820=1399140+172+84=396997+374+321=1692143+713+10=866562+893+387=1842120+256+440=816896+59+932=1887237+201+551=989373+465+730=156890+52+148=290710+161+332=1203270+332+176=778560+928+25=1513268+491+137=896454+996+931=2381432+52+116=600538+997+144=1679212+155+560=927295+615+692=1602178+12+140=330531+443+689=1663358+288+311=957258+52+480=790662+238+41=941689+961+605=2255202+41+757=1000820+29+322=1171549+310+48=907124+308+994=1426825+64+79=968226+491+908=1625250+74+392=716945+490+844=2279213+301+205=719463+267+595=1325467+187+133=787591+342+785=1718119+88+215=422289+548+639=147681+293-43=331385+559-899=45324+43-262=105753+920-431=1242192+308-391=109516+830-549=797226+111-127=210547+19-533=3327+308-278=57329+484-182=631152+41-80=113383+244-49=578177+113-114=17632+117-100=49437+57-449=45441+283-515=209115+287-65=337632+504-219=917270+84-285=69633+853-451=1035376+109-396=89563+651-456=75891+216-235=72713+356-426=643137+137-23=251899+678-350=1227148+74-78=144349+628-477=500178+109-190=97227+916-188=955346+100-119=327411+382-105=688165+49-134=80629+528-147=1010233+54-231=56833+716-292=1257202+115-110=20770+397-253=214297+92-164=225535+623-297=861144+318-282=180755+328-70=101360+288-327=21645+101-582=164159+161-13=307743+982-549=1176441+46-419=68923+470-338=105576+79-133=22162+912-343=731243+108-62=289891+21-624=288261+172-226=207860+476-515=821156+88-23=221643+255-195=703326+134-36=424102+474-111=465104+312-321=95976+813-521=1268404-123-273=8671-98-352=221396-54-122=220848-161-684=3327-221-101=5935-122-182=631187-86-82=19970-471-101=398447-82-253=112973-578-179=216398-33-313=52517-160-210=147449-284-14=151805-571-13=221234-86-126=22940-257-80=603452-84-314=54776-119-223=434443-324-95=24978-176-403=399452-311-80=61700-322-169=209327-208-63=56859-243-385=231396-159-196=41886-200-488=198478-62-214=202732-20-314=398466-98-112=256744-488-33=223473-71-254=148894-521-294=79481-446-32=3813-430-41=342481-54-424=3980-814-138=28375-215-38=122969-768-69=132488-66-78=344780-505-199=76393-215-91=87886-104-356=426477-19-159=299923-196-490=237185-68-31=86836-410-158=268457-150-270=37952-502-361=89337-65-93=179931-221-209=501394-42-181=171691-141-526=24359-44-50=265895-498-128=269370-39-285=46579-352-45=182351-199-53=99360-49-202=109473-64-167=242952-523-401=28225-214+92=103485-350+352=487480-406+426=500805-407+939=1337283-157+142=268974-578+982=1378407-123+79=363188-57+193=324280-223+378=435913-760+867=1020341-312+460=489203-86+888=1005492-474+333=351941-435+491=997274-97+89=266998-98+567=1467467-365+127=229406-324+399=481437-279+196=354342-219+198=321312-303+484=493591-345+720=966264-198+238=304740-678+805=867467-420+341=388803-83+321=1041230-43+234=421627-465+453=615309-266+256=299931-655+230=506306-147+83=242475-168+378=685147-37+157=267290-103+650=837255-196+147=206938-826+884=996449-417+283=315610-30+338=918165-113+57=109820-642+78=256389-161+128=356336-334+556=558193-166+255=282878-307+314=885413-271+171=313806-747+245=304198-27+307=478122-111+585=596187-135+336=388134-59+13=88307-298+409=418828-646+852=1034164-120+102=146347-342+312=317264-184+166=246350-286+270=334115-12+152=255342-43+439=738188-60+338=466765-660+682=787364+(279-97)=546788+(876-60)=1604471+(175-132)=514632+(423-139)=916416+(393-314)=495426+(727-520)=63378+(335-206)=207509+(928-860)=577435+(159-146)=448667+(817-421)=1063223+(386-205)=404968+(237-24)=118176+(385-216)=245336+(475-118)=693189+(467-346)=310435+(761-21)=1175131+(246-14)=363173+(666-616)=223462+(326-140)=648838+(365-333)=87090+(339-297)=132869+(555-538)=886416+(276-86)=606834+(978-264)=1548220+(441-92)=56926+(434-232)=228284+(209-34)=459521+(335-69)=787104+(123-78)=149205+(576-95)=686146+(454-166)=434839+(900-851)=88867+(478-407)=138308+(885-688)=505302+(234-112)=424704+(233-207)=730227+(471-370)=328723+(318-136)=90581+(283-138)=226450+(332-328)=454155+(246-135)=266825+(657-316)=1166437+(449-63)=823461+(926-713)=674413+(376-136)=653257+(844-565)=536288+(364-289)=363909+(596-470)=1035429+(315-307)=43713+(597-495)=115406+(372-106)=672126+(290-59)=357176+(446-239)=383269+(788-368)=68962+(483-101)=444326+(807-177)=95641+(330-231)=140635+(490-476)=649332+(435-427)=340271+(789-429)=631462-(62+299)=101631-(290+99)=242413-(152+250)=11778-(447+227)=104477-(73+99)=305820-(595+168)=57453-(100+178)=175927-(99+158)=670342-(69+110)=163652-(371+77)=204420-(247+155)=18857-(393+155)=309403-(124+279)=0914-(321+240)=353393-(186+77)=130885-(36+310)=539422-(51+125)=246810-(185+558)=67490-(42+143)=305864-(13+420)=431467-(212+44)=211822-(67+627)=128493-(316+140)=37385-(230+136)=19391-(180+167)=44738-(216+491)=31377-(40+225)=112670-(16+179)=475494-(416+27)=51476-(16+21)=439306-(211+88)=7969-(139+632)=198395-(188+39)=168792-(146+372)=274451-(177+11)=263795-(609+34)=152471-(135+178)=158542-(83+424)=35431-(12+85)=334706-(562+87)=57438-(278+11)=149890-(374+384)=132424-(155+27)=242479-(61+77)=341394-(52+327)=15606-(89+217)=300427-(100+50)=277505-(118+130)=257479-(38+115)=326564-(91+240)=233480-(39+152)=289503-(19+133)=351212-(115+66)=31994-(333+335)=326305-(40+226)=39904-(33+740)=131371-(22+314)=35911-(32+407)=472485-(199+60)=226511-(148+114)=249457-(320-201)=338695-(845-344)=194279-(31-16)=264810-(518-347)=639353-(188-30)=195883-(972-667)=578460-(293-130)=297752-(802-499)=449375-(403-393)=365999-(436-246)=809303-(369-307)=241706-(976-858)=588301-(297-238)=242861-(851-130)=140335-(366-159)=128138-(932-908)=114239-(437-321)=123386-(366-103)=123478-(238-30)=270908-(550-443)=801201-(453-412)=160427-(787-498)=13846-(91-53)=8899-(143-10)=766217-(141-32)=108164-(965-863)=62336-(341-299)=294261-(653-612)=220260-(473-434)=221934-(505-144)=573271-(429-421)=263325-(633-585)=277222-(460-427)=189629-(936-666)=359221-(222-126)=125887-(873-601)=615262-(202-123)=183425-(950-949)=424177-(370-308)=115820-(667-284)=437118-(209-178)=87349-(587-301)=63477-(270-186)=393960-(614-476)=822468-(425-350)=393964-(166-105)=903358-(285-245)=318491-(413-294)=372430-(302-70)=198643-(947-860)=556235-(286-114)=63540-(830-362)=72380-(156-73)=297440-(875-792)=357191-(50-12)=153657-(769-663)=551299-(284-47)=62821-(571-257)=507261-(258-56)=59801-(893-154)=62173+106×5=703241+14×8=353350+223×2=796444+93×3=723145+226×3=823554+188×3=111878+39×6=312333+363×2=1059490+42×3=61691+167×3=592174+319×2=81294+92×2=278441+81×3=684653+326×3=1631318+116×5=898677+72×3=89329+183×3=578558+393×2=1344253+231×3=94622+104×3=334142+179×4=858139+90×8=859463+134×4=999830+135×2=1100157+68×6=565564+65×5=889272+232×2=736646+107×6=1288161+168×3=66535+97×9=90858×9+118=640100×6+596=1196203×2+181=587167×5+34=869212×2+367=79168×8+982=152697×4+232=620330×2+245=905247×2+152=646114×4+921=1377105×5+270=79547×8+781=115749×6+495=78920×6+830=950154×2+293=601103×7+637=1358201×3+305=908328×2+892=1548105×6+201=83166×3+331=52945×2+475=565166×3+926=142439×2+86=16467×2+421=55526×2+59=111124×5+20=640324×2+320=968318×2+206=84250×6+219=51991×7+932=1569452-11×4=408439-84×5=19445-83×2=279528-20×4=448485-40×2=405877-185×4=137360-79×2=202886-166×4=222367-42×2=283567-22×7=413362-20×4=282684-72×4=396418-31×8=170834-154×2=526350-55×3=185828-104×4=412409-177×2=55197-30×5=47124-17×7=5891-94×4=51570-16×3=22637-178×2=281167-13×5=102400-29×6=226406-122×3=40681-32×6=489378-16×9=234779-103×7=5864-30×2=4777-87×7=168414-31×6=228608-95×2=418396-13×4=344410-135×3=5427-65×4=167879-88×8=175487-67×5=152775-13×9=658274-12×7=190797-19×4=721276-33×4=144205-25×6=55148-47×3=7945-67×5=610359-36×9=35915-21×5=810200-14×7=102889-32×3=793225-33×3=126535-46×3=397423-74×2=275913-307×2=299261-31×4=137948-133×3=549481-135×2=211700-21