三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案

三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案63+272=464+908=107+102=181+367=168+327=318+374=86+205=626+383=262+77=324+345=227+189=600+619=205+42=695+994=102+271=184+246=65+364=546+219=81+388=170+321=72+310=431+180=130+141=337+89=269+159=168+179=296+151=324+303=69+375=841+414=46+267=563+384=104+187=245+304=261+236=196+175=81+107=729+576=37+39=332+361=84+210=336+684=149+56=943+522=96+198=264+425=11+53=522+348=34+40=386+602=208+245=189+610=376+70=268+383=32+37=261+506=350+98=480+248=148+172=582+997=483-302=819-40=489-182=936-270=85-40=651-156=229-116=997-821=473-407=566-431=467-206=459-202=497-474=885-481=152-69=967-199=454-14=896-549=466-399=875-561=419-391=488-125=307-188=396-281=350-88=359-143=396-48=877-355=338-149=778-630=280-56=843-99=425-134=870-777=132-118=716-609=444-105=959-947=414-284=354-304=493-50=948-447=182-11=936-225=257-74=998-914=455-67=293-119=391-109=416-290=458-418=349-129=183-104=351-163=429-25=377-366=410-368=400-317=403-78=836-243=16×7=209×4=107×8=369×9=128×4=652×7=179×2=546×7=210×4=75×7=281×3=782×2=252×2=680×8=131×6=808×6=62×5=315×9=16×8=782×8=114×5=100×4=214×2=476×6=432×2=163×9=126×3=893×7=236×2=317×4=71×7=13×6=315×2=496×4=88×6=42×9=15×8=56×2=14×4=870×3=101×9=262×5=57×2=161×8=109×2=317×3=153×6=258×2=123×6=396×9=76×6=701×3=59×5=727×3=482×2=821×3=166×3=707×2=191×3=417×5=85+401+325=929+441+424=114+186+123=442+726+326=415+336+218=174+828+602=247+29+573=227+252+548=252+85+46=968+780+254=358+269+23=574+74+848=87+767+18=143+821+233=274+21+290=424+244+229=392+119+384=419+217+606=74+806+82=995+357+51=374+38+154=338+404+82=399+133+87=242+365+232=464+137+89=741+400+696=270+120+251=581+767+958=331+383+185=984+140+589=595+170+187=950+419+408=157+662+145=596+946+471=365+427+174=260+989+651=11+706+175=745+659+955=43+457+360=138+434+430=34+98+191=496+450+654=546+136+163=615+726+288=76+212+541=875+929+554=164+675+86=829+360+875=298+414+197=98+796+499=141+131+409=484+66+277=145+296+482=461+948+348=295+487+153=348+285+375=25+266+326=420+744+450=75+374+59=328+945+399=307+107-380=767+435-413=184+119-92=423+789-476=227+163-225=457+528-368=35+365-67=390+854-93=61+365-365=189+265-164=29+396-368=328+738-499=37+130-23=258+11-170=72+213-98=800+384-484=69+163-130=538+884-153=90+360-345=961+515-769=101+390-373=331+158-297=33+449-140=776+690-937=468+24-184=914+80-678=56+372-269=686+233-759=192+207-242=724+969-821=50+93-80=914+450-729=224+122-122=501+704-637=105+116-183=532+736-56=307+177-456=600+423-307=76+375-218=418+566-700=288+119-219=95+781-500=29+417-333=970+186-952=40+414-296=365+778-185=232+194-349=971+854-230=193+258-325=491+293-399=142+99-235=944+157-698=353+28-116=30+641-462=200+208-193=944+867-405=75+418-114=524+479-537=167+219-160=490+951-866=194-35-94=912-116-23=477-95-289=839-109-252=441-104-169=970-712-46=405-364-25=942-467-366=410-95-189=393-130-110=39-20-19=616-418-97=273-196-65=876-23-383=457-12-361=609-186-211=497-161-139=810-118-236=285-36-103=863-259-252=488-180-295=990-54-744=437-145-11=986-540-132=305-130-62=944-308-438=415-84-225=651-80-397=483-141-275=523-41-82=445-101-110=836-713-26=392-20-282=538-148-384=500-29-166=969-263-618=455-107-228=914-222-636=189-19-160=960-595-225=261-19-50=819-124-571=433-189-148=573-371-164=376-81-207=958-314-208=500-258-119=820-59-55=252-181-20=667-28-50=392-294-33=830-200-145=382-188-23=963-78-141=212-75-84=675-141-427=277-54-53=616-152-305=244-84-63=522-70-241=270-60+153=885-850+477=279-89+300=694-187+769=379-252+306=682-176+724=379-265+264=997-907+583=314-107+148=526-393+948=150-47+377=315-313+736=240-195+415=939-926+303=427-319+174=553-120+515=412-363+24=314-212+468=439-359+268=517-402+399=194-121+208=817-439+450=370-313+235=821-740+638=270-94+279=884-140+710=422-326+224=621-548+397=447-58+63=701-519+869=362-310+124=721-132+58=408-354+323=901-798+58=369-170+204=460-142+842=404-102+71=997-67+730=343-332+68=640-505+967=386-34+86=506-493+173=210-193+64=719-665+664=494-379+63=515-336+590=323-286+17=420-327+350=271-247+356=451-167+722=403-25+102=963-625+319=112-107+373=706-262+528=470-355+373=639-35+274=380-317+111=855-493+632=181-25+241=650-322+414=424+(271-263)=221+(881-396)=72+(433-38)=260+(653-632)=53+(350-85)=300+(966-639)=241+(376-182)=71+(524-355)=21+(238-113)=29+(991-456)=360+(147-136)=975+(436-307)=284+(334-83)=426+(984-663)=357+(426-333)=854+(546-402)=83+(327-326)=853+(680-346)=346+(472-236)=646+(748-58)=44+(151-37)=807+(903-757)=423+(344-342)=449+(270-175)=187+(424-272)=505+(950-333)=243+(259-240)=761+(828-708)=258+(139-38)=906+(721-65)=465+(458-68)=880+(601-482)=303+(299-83)=925+(896-582)=440+(128-87)=777+(930-552)=369+(205-188)=940+(652-333)=117+(59-28)=701+(87-17)=301+(468-287)=592+(648-510)=21+(393-101)=736+(402-82)=65+(43-32)=162+(762-152)=205+(428-104)=265+(611-283)=447+(480-437)=192+(440-254)=13+(306-95)=156+(805-479)=68+(460-415)=138+(830-440)=286+(307-225)=622+(847-70)=314+(317-121)=508+(610-417)=314+(489-248)=568+(966-726)=442-(142+209)=811-(26+769)=318-(22+166)=890-(797+31)=475-(323+33)=836-(312+272)=273-(33+63)=738-(39+53)=394-(26+41)=508-(448+49)=294-(113+163)=704-(21+129)=473-(283+105)=762-(646+111)=473-(169+208)=658-(184+240)=488-(189+236)=985-(301+505)=376-(99+45)=741-(534+143)=311-(122+188)=897-(145+117)=353-(128+179)=762-(408+294)=366-(79+25)=927-(259+454)=260-(116+116)=510-(191+253)=459-(26+132)=431-(141+259)=386-(248+82)=955-(279+616)=434-(99+283)=841-(569+172)=367-(141+74)=873-(155+63)=450-(46+373)=502-(234+204)=308-(12+94)=767-(344+217)=484-(218+24)=954-(376+69)=281-(10+228)=800-(38+208)=495-(203+233)=920-(61+56)=422-(122+206)=921-(214+321)=449-(50+336)=511-(427+41)=392-(60+82)=370-(12+346)=384-(41+207)=552-(256+65)=472-(72+87)=944-(10+519)=331-(262+44)=848-(249+171)=492-(21+230)=877-(318+337)=499-(390-21)=546-(580-55)=160-(309-239)=852-(727-410)=498-(356-223)=446-(313-105)=475-(170-96)=850-(779-115)=121-(320-277)=710-(431-201)=322-(428-137)=747-(560-107)=490-(186-53)=447-(592-423)=413-(189-145)=973-(519-505)=78-(215-174)=683-(668-96)=245-(450-363)=523-(466-153)=130-(186-109)=362-(380-119)=94-(69-50)=967-(844-41)=333-(477-153)=981-(436-56)=426-(440-270)=959-(286-35)=424-(400-241)=576-(263-166)=476-(261-223)=701-(979-430)=370-(420-226)=481-(981-747)=497-(110-78)=931-(302-79)=419-(371-109)=581-(887-583)=178-(372-228)=91-(799-760)=128-(440-416)=428-(765-447)=414-(208-84)=931-(430-318)=476-(450-134)=951-(811-525)=432-(387-46)=303-(130-115)=255-(334-313)=735-(516-149)=38-(303-277)=620-(465-226)=121-(222-221)=409-(810-584)=332-(320-28)=771-(923-861)=390-(392-156)=623-(503-345)=146-(361-217)=847-(834-200)=277+69×5=955+162×4=187+35×7=945+100×6=431+141×4=984+81×2=99+150×6=180+108×4=209+27×6=211+35×5=40+102×2=701+10×5=78+258×3=902+449×2=69+154×5=584+151×5=413+184×3=237+280×3=172+104×6=650+198×2=188+149×2=937+222×3=62+43×4=246+95×2=172+64×5=140+109×3=154+112×7=970+239×3=419+86×5=688+107×2=176×3+464=106×9+121=88×8+285=87×7+220=67×5+389=84×8+594=437×2+92=120×6+122=93×7+112=26×8+818=20×4+173=24×3+404=30×6+469=57×9+449=45×2+270=121×4+513=24×5+301=191×3+250=166×3+182=229×4+899=90×4+19=179×4+440=118×5+358=415×2+681=218×2+226=53×4+706=13×6+37=189×4+369=29×9+80=64×2+314=318-131×2=664-54×4=298-53×5=837-229×3=469-114×4=565-102×2=234-58×4=829-16×6=214-11×7=904-106×7=455-64×6=543-71×4=414-23×2=929-55×8=321-24×5=690-50×7=399-59×3=759-33×4=401-33×3=942-145×3=348-24×8=739-19×2=201-22×4=930-72×2=455-154×2=512-64×4=391-94×2=324-78×2=249-77×2=913-212×4=101-27×2=313-76×4=163-28×2=618-43×2=320-85×3=526-86×6=487-53×6=567-32×6=274-32×6=890-116×7=419-51×8=452-26×2=297-21×3=853-72×7=381-88×3=307-33×2=286-60×3=708-27×4=403-96×3=585-17×7=337-12×4=821-98×5=263-121×2=524-50×9=498-97×5=704-30×8=276-68×4=428-125×2=297-41×5=803-24×9=196×2-35=804×9-736=142×6-468=820×7-653=262×2-367=505×5-277=113×2-162=742×7-276=163×4-81=501×2-62=56×8-51=339×3-740=284×3-807=771×6-404=33×8-201=712×8-421=370×2-500=231×9-811=213×4-629=156×2-51=51×4-20=645×2-490=57×7-347=249×4-373=178×3-375=517×7-938=227×3-270=875×6-559=197×4-633=554×4-380=43×3-107=813×7-378=324×2-207=701×2-606=75×6-247=736×6-978=47×6-217=450×2-31=128×7-618=521×7-751=45×5-134=117×6-105=337×2-473=172×9-40=218×2-107=834×9-980=32×4-125=448×3-685=163×5-380=727×7-507=221×4-780=879×2-533=254×3-535=459×2-608=117×6-79=609×7-72=122×6-678=699×8-715=190×4-253=880×7-767=76×(303-300)=45×(824-815)=60×(33-29)=383×(862-856)=94×(445-442)=719×(866-862)=131×(123-120)=907×(986-983)=118×(338-335)=726×(797-790)=39×(219-213)=316×(392-383)=67×(203-199)=226×(847-839)=46×(351-347)=992×(112-108)=127×(475-469)=985×(199-190)=15×(475-466)=956×(811-802)=56×(406-398)=947×(707-704)=23×(206-199)=56×(32-25)=72×(334-330)=315×(402-396)=96×(299-296)=236×(489-482)=192×(169-166)=286×(262-259)=76×(28-23)=187×(437-434)=154×(146-141)=267×(293-287)=166×(319-314)=428×(322-316)=43×(358-349)=483×(812-805)=44×(48-42)=919×(177-171)=55×(241-236)=291×(677-671)=324×(330-327)=471×(62-55)=135×(249-243)=648×(799-794)=41×(182-179)=35×(800-791)=90×(171-167)=830×(924-918)=186×(175-170)=753×(168-164)=63×(218-214)=264×(665-659)=132×(273-266)=741×(318-312)=109×(403-398)=855×(184-175)=11×(244-238)=897×(530-526)=1/4+2/4=1/8+6/8=2/7+4/7=3/5+2/5=1/6+2/6=5/7+2/7=1/7+2/7=1/7+3/7=3/6+2/6=1/3+2/3=3/8+4/8=4/6+2/6=3/5-1/5=5/6-1/6=3/7-2/7=4/8-2/8=3/7-1/7=2/9-1/9=3/8-2/8=3/5-2/5=2/4-1/4=6/9-2/9=5/8-2/8=5/7-1/7=參考答案63+272=335464+908=1372107+102=209181+367=548168+327=495318+374=69286+205=291626+383=1009262+77=339324+345=669227+189=416600+619=1219205+42=247695+994=1689102+271=373184+246=43065+364=429546+219=76581+388=469170+321=49172+310=382431+180=611130+141=271337+89=426269+159=428168+179=347296+151=447324+303=62769+375=444841+414=125546+267=313563+384=947104+187=291245+304=549261+236=497196+175=37181+107=188729+576=130537+39=76332+361=69384+210=294336+684=1020149+56=205943+522=146596+198=294264+425=68911+53=64522+348=87034+40=74386+602=988208+245=453189+610=799376+70=446268+383=65132+37=69261+506=767350+98=448480+248=728148+172=320582+997=1579483-302=181819-40=779489-182=307936-270=66685-40=45651-156=495229-116=113997-821=176473-407=66566-431=135467-206=261459-202=257497-474=23885-481=404152-69=83967-199=768454-14=440896-549=347466-399=67875-561=314419-391=28488-125=363307-188=119396-281=115350-88=262359-143=216396-48=348877-355=522338-149=189778-630=148280-56=224843-99=744425-134=291870-777=93132-118=14716-609=107444-105=339959-947=12414-284=130354-304=50493-50=443948-447=501182-11=171936-225=711257-74=183998-914=84455-67=388293-119=174391-109=282416-290=126458-418=40349-129=220183-104=79351-163=188429-25=404377-366=11410-368=42400-317=83403-78=325836-243=59316×7=112209×4=836107×8=856369×9=3321128×4=512652×7=4564179×2=358546×7=3822210×4=84075×7=525281×3=843782×2=1564252×2=504680×8=5440131×6=786808×6=484862×5=310315×9=283516×8=128782×8=6256114×5=570100×4=400214×2=428476×6=2856432×2=864163×9=1467126×3=378893×7=6251236×2=472317×4=126871×7=49713×6=78315×2=630496×4=198488×6=52842×9=37815×8=12056×2=11214×4=56870×3=2610101×9=909262×5=131057×2=114161×8=1288109×2=218317×3=951153×6=918258×2=516123×6=738396×9=356476×6=456701×3=210359×5=295727×3=2181482×2=964821×3=2463166×3=498707×2=1414191×3=573417×5=208585+401+325=811929+441+424=1794114+186+123=423442+726+326=1494415+336+218=969174+828+602=1604247+29+573=849227+252+548=1027252+85+46=383968+780+254=2002358+269+23=650574+74+848=149687+767+18=872143+821+233=1197274+21+290=585424+244+229=897392+119+384=895419+217+606=124274+806+82=962995+357+51=1403374+38+154=566338+404+82=824399+133+87=619242+365+232=839464+137+89=690741+400+696=1837270+120+251=641581+767+958=2306331+383+185=899984+140+589=1713595+170+187=952950+419+408=1777157+662+145=964596+946+471=2013365+427+174=966260+989+651=190011+706+175=892745+659+955=235943+457+360=860138+434+430=100234+98+191=323496+450+654=1600546+136+163=845615+726+288=162976+212+541=829875+929+554=2358164+675+86=925829+360+875=2064298+414+197=90998+796+499=1393141+131+409=681484+66+277=827145+296+482=923461+948+348=1757295+487+153=935348+285+375=100825+266+326=617420+744+450=161475+374+59=508328+945+399=1672307+107-380=34767+435-413=789184+119-92=211423+789-476=736227+163-225=165457+528-368=61735+365-67=333390+854-93=115161+365-365=61189+265-164=29029+396-368=57328+738-499=56737+130-23=144258+11-170=9972+213-98=187800+384-484=70069+163-130=102538+884-153=126990+360-345=105961+515-769=707101+390-373=118331+158-297=19233+449-140=342776+690-937=529468+24-184=308914+80-678=31656+372-269=159686+233-759=160192+207-242=157724+969-821=87250+93-80=63914+450-729=635224+122-122=224501+704-637=568105+116-183=38532+736-56=1212307+177-456=28600+423-307=71676+375-218=233418+566-700=284288+119-219=18895+781-500=37629+417-333=113970+186-952=20440+414-296=158365+778-185=958232+194-349=77971+854-230=1595193+258-325=126491+293-399=385142+99-235=6944+157-698=403353+28-116=26530+641-462=209200+208-193=215944+867-405=140675+418-114=379524+479-537=466167+219-160=226490+951-866=575194-35-94=65912-116-23=773477-95-289=93839-109-252=478441-104-169=168970-712-46=212405-364-25=16942-467-366=109410-95-189=126393-130-110=15339-20-19=0616-418-97=101273-196-65=12876-23-383=470457-12-361=84609-186-211=212497-161-139=197810-118-236=456285-36-103=146863-259-252=352488-180-295=13990-54-744=192437-145-11=281986-540-132=314305-130-62=113944-308-438=198415-84-225=106651-80-397=174483-141-275=67523-41-82=400445-101-110=234836-713-26=97392-20-282=90538-148-384=6500-29-166=305969-263-618=88455-107-228=120914-222-636=56189-19-160=10960-595-225=140261-19-50=192819-124-571=124433-189-148=96573-371-164=38376-81-207=88958-314-208=436500-258-119=123820-59-55=706252-181-20=51667-28-50=589392-294-33=65830-200-145=485382-188-23=171963-78-141=744212-75-84=53675-141-427=107277-54-53=170616-152-305=159244-84-63=97522-70-241=211270-60+153=363885-850+477=512279-89+300=490694-187+769=1276379-252+306=433682-176+724=1230379-265+264=378997-907+583=673314-107+148=355526-393+948=1081150-47+377=480315-313+736=738240-195+415=460939-926+303=316427-319+174=282553-120+515=948412-363+24=73314-212+468=570439-359+268=348517-402+399=514194-121+208=281817-439+450=828370-313+235=292821-740+638=719270-94+279=455884-140+710=1454422-326+224=320621-548+397=470447-58+63=452701-519+869=1051362-310+124=176721-132+58=647408-354+323=377901-798+58=161369-170+204=403460-142+842=1160404-102+71=373997-67+730=1660343-332+68=79640-505+967=1102386-34+86=438506-493+173=186210-193+64=81719-665+664=718494-379+63=178515-336+590=769323-286+17=54420-327+350=443271-247+356=380451-167+722=1006403-25+102=480963-625+319=657112-107+373=378706-262+528=972470-355+373=488639-35+274=878380-317+111=174855-493+632=994181-25+241=397650-322+414=742424+(271-263)=432221+(881-396)=70672+(433-38)=467260+(653-632)=28153+(350-85)=318300+(966-639)=627241+(376-182)=43571+(524-355)=24021+(238-113)=14629+(991-456)=564360+(147-136)=371975+(436-307)=1104284+(334-83)=535426+(984-663)=747357+(426-333)=450854+(546-402)=99883+(327-326)=84853+(680-346)=1187346+(472-236)=582646+(748-58)=133644+(151-37)=158807+(903-757)=953423+(344-342)=425449+(270-175)=544187+(424-272)=339505+(950-333)=1122243+(259-240)=262761+(828-708)=881258+(139-38)=359906+(721-65)=1562465+(458-68)=855880+(601-482)=999303+(299-83)=519925+(896-582)=1239440+(128-87)=481777+(930-552)=1155369+(205-188)=386940+(652-333)=1259117+(59-28)=148701+(87-17)=771301+(468-287)=482592+(648-510)=73021+(393-101)=313736+(402-82)=105665+(43-32)=76162+(762-152)=772205+(428-104)=529265+(611-283)=593447+(480-437)=490192+(440-254)=37813+(306-95)=224156+(805-479)=48268+(460-415)=113138+(830-440)=528286+(307-225)=368622+(847-70)=1399314+(317-121)=510508+(610-417)=701314+(489-248)=555568+(966-726)=808442-(142+209)=91811-(26+769)=16318-(22+166)=130890-(797+31)=62475-(323+33)=119836-(312+272)=252273-(33+63)=177738-(39+53)=646394-(26+41)=327508-(448+49)=11294-(113+163)=18704-(21+129)=554473-(283+105)=85762-(646+111)=5473-(169+208)=96658-(184+240)=234488-(189+236)=63985-(301+505)=179376-(99+45)=232741-(534+143)=64311-(122+188)=1897-(145+117)=635353-(128+179)=46762-(408+294)=60366-(79+25)=262927-(259+454)=214260-(116+116)=28510-(191+253)=66459-(26+132)=301431-(141+259)=31386-(248+82)=56955-(279+616)=60434-(99+283)=52841-(569+172)=100367-(141+74)=152873-(155+63)=655450-(46+373)=31502-(234+204)=64308-(12+94)=202767-(344+217)=206484-(218+24)=242954-(376+69)=509281-(10+228)=43800-(38+208)=554495-(203+233)=59920-(61+56)=803422-(122+206)=94921-(214+321)=386449-(50+336)=63511-(427+41)=43392-(60+82)=250370-(12+346)=12384-(41+207)=136552-(256+65)=231472-(72+87)=313944-(10+519)=415331-(262+44)=25848-(249+171)=428492-(21+230)=241877-(318+337)=222499-(390-21)=130546-(580-55)=21160-(309-239)=90852-(727-410)=535498-(356-223)=365446-(313-105)=238475-(170-96)=401850-(779-115)=186121-(320-277)=78710-(431-201)=480322-(428-137)=31747-(560-107)=294490-(186-53)=357447-(592-423)=278413-(189-145)=369973-(519-505)=95978-(215-174)=37683-(668-96)=111245-(450-363)=158523-(466-153)=210130-(186-109)=53362-(380-119)=10194-(69-50)=75967-(844-41)=164333-(477-153)=9981-(436-56)=601426-(440-270)=256959-(286-35)=708424-(400-241)=265576-(263-166)=479476-(261-223)=438701-(979-430)=152370-(420-226)=176481-(981-747)=247497-(110-78)=465931-(302-79)=708419-(371-109)=157581-(887-583)=277178-(372-228)=3491-(799-760)=52128-(440-416)=104428-(765-447)=110414-(208-84)=290931-(430-318)=819476-(450-134)=160951-(811-525)=665432-(387-46)=91303-(130-115)=288255-(334-313)=234735-(516-149)=36838-(303-277)=12620-(465-226)=381121-(222-221)=120409-(810-584)=183332-(320-28)=40771-(923-861)=709390-(392-156)=154623-(503-345)=465146-(361-217)=2847-(834-200)=213277+69×5=622955+162×4=1603187+35×7=432945+100×6=1545431+141×4=995984+81×2=114699+150×6=999180+108×4=612209+27×6=371211+35×5=38640+102×2=244701+10×5=75178+258×3=852902+449×2=180069+154×5=839584+151×5=1339413+184×3=965237+280×3=1077172+104×6=796650+198×2=1046188+149×2=486937+222×3=160362+43×4=234246+95×2=436172+64×5=492140+109×3=467154+112×7=938970+239×3=1687419+86×5=849688+107×2=902176×3+464=992106×9+121=107588×8+285=98987×7+220=82967×5+389=72484×8+594=1266437×2+92=966120×6+122=84293×7+112=76326×8+818=102620×4+173=25324×3+404=47630×6+469=64957×9+449=96245×2+270=360121×4+513=99724×5+301=421191×3+250=823166×3+182=680229×4+899=181590×4+19=379179×4+440=1156118×5+358=948415×2+681=1511218×2+226=66253×4+706=91813×6+37=115189×4+369=112529×9+80=34164×2+314=442318-131×2=56664-54×4=448298-53×5=33837-229×3=150469-114×4=13565-102×2=361234-58×4=2829-16×6=733214-11×7=137904-106×7=162455-64×6=71543-71×4=259414-23×2=368929-55×8=489321-24×5=201690-50×7=340399-59×3=222759-33×4=627401-33×3=302942-145×3=507348-24×8=156739-19×2=701201-22×4=113930-72×2=786455-154×2=147512-64×4=256391-94×2=203324-78×2=168249-77×2=95913-212×4=65101-27×2=47313-76×4=9163-28×2=107618-43×2=532320-85×3=65526-86×6=10487-53×6=169567-32×6=375274-32×6=82890-116×7=78419-51×8=11452-26×2=400297-21×3=234853-72×7=349381-88×3=117307-33×2=241286-60×3=106708-27×4=600403-96×3=115585-17×7=466337-12×4=289821-98×5=331263-121×2=21524-50×9=74498-97×5=13704-30