三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案257+221=345+747=71+271=316+302=50+289=233+485=164+176=770+465=264+81=94+277=187+85=416+427=56+46=336+887=203+227=199+355=234+205=411+267=237+175=378+712=129+133=174+597=272+146=177+845=307+63=174+739=194+153=66+33=231+203=429+215=73+406=314+638=200+201=447+346=79+197=500+166=123+33=833+665=123+289=158+590=143+324=174+332=296+112=849+872=324+87=122+634=309+85=537+628=116+217=338+130=68+229=300+368=132+71=673+518=262+81=462+254=52+24=271+47=241+119=346+638=273-177=462-23=300-173=992-774=405-184=933-561=329-83=971-925=331-301=881-779=297-259=493-50=241-45=832-240=226-67=500-110=331-277=316-286=391-104=648-165=308-51=946-870=173-132=994-146=156-108=927-202=453-192=744-657=371-22=982-449=442-263=535-461=424-401=801-389=294-78=244-161=438-337=780-119=472-136=841-584=373-275=322-266=152-71=893-619=419-175=630-546=188-168=357-131=497-87=415-176=126-19=480-57=468-187=755-245=142-98=620-610=359-107=261-126=160-146=456-57=130×4=176×6=113×7=116×4=315×2=692×5=101×9=523×6=272×3=219×6=79×8=113×8=140×7=91×7=150×5=577×8=117×2=561×6=171×4=665×5=29×2=685×3=219×4=364×9=250×3=314×6=352×2=392×8=121×4=84×5=169×3=496×4=316×2=989×2=11×8=62×3=102×3=131×7=34×5=396×6=275×3=119×4=92×9=207×3=15×7=408×3=32×7=468×6=279×2=374×6=106×4=932×8=480×2=705×2=129×7=431×8=131×5=649×5=313×2=660×2=387+413+149=651+47+937=161+34+134=708+606+934=42+475+52=614+281+398=236+591+171=197+587+32=657+74+217=117+616+327=659+34+288=473+340+970=131+106+747=40+97+78=407+100+489=865+154+413=262+294+314=778+625+280=158+176+629=91+640+708=648+79+238=256+899+203=437+142+298=175+956+278=37+750+60=889+962+783=21+738+112=95+614+206=49+512+152=385+670+785=10+121+646=326+424+685=178+29+723=454+352+611=41+148+106=232+21+938=15+59+812=709+990+737=305+392+165=320+616+307=105+858+34=960+148+857=445+153+238=507+423+633=29+173+265=398+85+241=56+114+580=103+722+646=131+87+418=451+959+950=79+288+213=99+993+326=95+246+639=665+67+320=52+409+258=945+364+598=40+672+126=158+205+138=479+167+53=241+988+269=325+38-298=992+879-716=202+257-91=323+974-177=124+315-370=775+356-234=256+36-14=296+278-397=157+106-37=450+942-985=351+111-105=187+792-664=69+326-37=612+934-742=82+228-277=967+80-126=41+229-190=577+396-568=151+152-200=716+867-817=150+286-160=774+132-273=120+117-136=650+282-636=99+291-142=125+858-34=180+225-208=972+650-69=378+16-214=367+374-120=341+34-85=895+779-774=111+43-77=732+390-860=42+155-68=690+440-102=111+321-88=689+991-390=242+180-28=260+751-955=81+249-36=662+909-253=56+309-214=844+793-803=416+19-160=891+629-744=62+48-41=512+618-633=386+84-381=126+870-656=120+211-271=940+359-307=47+145-112=706+907-889=46+281-80=902+875-79=96+344-436=339+629-51=250+172-136=926+143-341=301-95-40=664-503-51=426-100-147=428-203-202=500-394-66=927-288-494=376-144-45=711-111-154=399-213-45=968-99-843=184-74-10=764-155-600=452-21-314=646-153-249=353-91-60=542-134-249=204-84-52=705-519-76=171-22-52=706-59-129=398-159-147=365-127-85=476-99-56=548-384-25=261-60-147=923-340-232=287-20-41=993-623-278=302-132-41=896-407-48=381-120-225=901-118-539=327-60-65=621-63-519=232-61-132=943-621-114=344-77-15=487-97-156=312-80-62=411-269-18=471-178-126=790-327-100=416-125-214=952-528-63=236-62-46=807-617-145=291-27-174=557-282-237=277-93-91=451-57-323=464-61-62=637-35-494=241-64-99=755-217-80=153-35-68=544-182-297=480-84-348=922-362-220=394-111-175=625-25-19=480-432+39=403-65+267=148-23+321=329-302+408=377-343+307=872-705+206=100-39+230=798-392+378=221-162+301=900-267+874=461-375+355=857-409+676=107-98+82=723-517+919=186-101+111=580-228+681=212-38+18=683-116+874=415-321+145=759-660+876=491-335+77=456-46+494=472-452+261=785-256+448=290-282+364=574-449+488=129-74+396=471-79+966=458-111+150=801-381+46=166-148+201=427-294+199=481-355+367=726-495+88=375-164+12=975-971+80=374-278+318=379-218+803=109-45+71=996-305+145=332-27+172=568-41+504=214-158+296=202-154+725=405-185+42=210-125+196=271-122+22=746-453+556=364-258+323=873-400+272=493-301+256=734-242+479=476-169+43=854-782+634=323-263+421=469-350+876=473-356+13=610-585+904=455-38+12=841-629+599=441+(384-221)=431+(715-522)=179+(299-70)=404+(888-797)=211+(370-180)=62+(138-84)=178+(358-127)=428+(755-32)=208+(435-73)=127+(191-92)=299+(360-251)=650+(927-232)=89+(157-91)=380+(696-550)=97+(404-103)=344+(994-39)=221+(481-427)=834+(328-133)=411+(193-57)=712+(429-57)=449+(337-216)=332+(428-244)=181+(432-88)=109+(856-495)=372+(389-205)=851+(819-528)=189+(106-67)=58+(775-358)=386+(426-185)=76+(456-104)=43+(108-18)=295+(568-200)=302+(500-296)=213+(601-590)=269+(465-383)=534+(710-707)=343+(177-128)=381+(978-320)=111+(122-59)=12+(637-270)=389+(261-92)=392+(812-496)=50+(299-204)=769+(396-241)=381+(385-278)=224+(736-192)=184+(69-67)=165+(699-323)=444+(494-450)=754+(75-24)=429+(371-132)=980+(954-256)=126+(371-264)=644+(207-106)=99+(399-50)=916+(986-846)=296+(354-273)=168+(610-273)=437+(255-102)=361+(727-150)=464-(233+153)=774-(483+154)=427-(171+40)=972-(671+211)=415-(27+157)=581-(28+315)=410-(92+298)=589-(72+482)=388-(56+237)=891-(489+303)=496-(52+239)=909-(751+125)=426-(126+234)=944-(484+287)=445-(12+86)=738-(57+431)=440-(117+295)=874-(119+362)=400-(206+114)=895-(101+279)=273-(74+81)=875-(340+13)=383-(62+118)=743-(227+218)=435-(98+215)=516-(47+369)=409-(190+57)=828-(203+365)=425-(33+232)=825-(370+222)=421-(151+241)=901-(500+150)=496-(36+208)=411-(171+35)=318-(69+61)=792-(532+252)=331-(38+122)=203-(31+45)=473-(357+97)=969-(309+67)=374-(217+142)=667-(288+80)=486-(159+275)=964-(612+272)=492-(350+23)=726-(381+29)=432-(285+65)=709-(460+20)=471-(272+44)=795-(223+234)=491-(270+36)=691-(16+19)=472-(192+187)=950-(441+285)=421-(86+35)=811-(327+221)=341-(157+36)=612-(68+270)=456-(149+179)=828-(326+225)=393-(218-97)=272-(304-119)=257-(409-389)=200-(857-801)=253-(284-146)=942-(223-98)=427-(457-426)=952-(783-159)=470-(341-144)=538-(862-378)=339-(381-241)=436-(512-319)=342-(415-142)=788-(663-531)=191-(388-267)=99-(359-347)=411-(316-25)=800-(888-285)=498-(209-157)=438-(536-470)=441-(241-17)=554-(883-560)=474-(272-113)=718-(775-387)=468-(218-63)=303-(527-417)=380-(336-15)=774-(876-358)=385-(311-287)=394-(847-696)=128-(24-11)=284-(897-713)=120-(336-244)=399-(257-180)=138-(198-68)=679-(704-691)=473-(461-35)=761-(741-45)=363-(224-16)=616-(582-315)=475-(463-422)=379-(743-504)=291-(421-408)=588-(659-506)=481-(150-89)=547-(565-53)=457-(483-337)=981-(638-450)=204-(291-290)=879-(279-56)=396-(76-25)=961-(872-503)=77-(482-415)=441-(366-185)=142-(201-191)=459-(273-164)=242-(368-246)=142-(228-194)=344-(237-163)=656-(812-271)=433+24×2=602+111×4=245+295×2=220+94×3=496+168×3=49+120×8=447+95×3=880+91×9=339+179×2=87+131×7=362+23×2=622+75×7=235+177×2=893+30×6=10+143×6=13+89×2=233+191×2=676+89×8=284+133×5=260+478×2=185+73×6=426+18×6=211+46×4=31+18×5=149+368×2=258+114×3=395+263×2=745+47×9=221+42×3=689+326×2=113×2+39=176×5+343=34×7+244=178×3+952=150×2+492=239×3+52=95×7+203=205×3+332=73×7+275=135×5+568=15×9+403=22×8+344=86×7+81=99×5+929=50×4+152=37×7+495=187×3+409=102×7+468=275×2+441=441×2+972=145×3+65=94×5+533=37×5+282=77×6+570=49×4+358=102×5+827=271×2+274=154×4+741=144×3+364=250×4+997=433-52×6=720-69×5=497-220×2=588-161×2=255-43×3=228-14×6=382-88×4=876-14×9=374-11×9=881-424×2=460-10×6=941-30×5=487-37×6=588-70×7=471-26×9=665-67×7=354-28×7=703-64×6=395-48×5=755-203×3=366-59×2=869-56×6=408-44×7=182-17×3=270-24×4=287-67×4=363-31×5=331-14×8=363-71×2=744-89×5=420-48×3=535-58×4=179-30×3=803-61×2=245-31×4=662-42×8=473-73×6=580-70×6=488-57×4=267-47×2=188-58×2=785-111×7=463-142×3=994-97×8=408-24×4=898-119×5=302-26×3=907-86×6=407-44×5=568-11×5=386-25×8=885-74×5=336-23×3=902-33×9=401-41×9=265-84×2=209-21×3=712-22×2=388-51×2=608-68×3=77×3-82=342×3-682=274×2-290=76×5-346=371×2-85=618×7-81=156×2-299=285×7-603=157×3-461=535×4-368=422×2-10=540×8-338=198×4-217=347×5-904=487×2-125=95×9-484=405×2-223=669×2-676=206×3-138=657×9-84=80×9-82=839×2-516=146×5-487=413×6-190=110×5-519=709×8-955=126×6-537=416×6-627=358×2-227=625×2-327=178×3-99=339×5-520=110×6-585=401×6-27=113×3-250=680×3-73=75×4-28=552×4-249=34×5-62=703×2-925=227×2-209=303×6-993=256×3-222=626×9-633=350×2-462=112×9-186=96×9-450=896×9-407=137×7-901=905×5-272=136×6-540=717×8-489=272×3-128=217×2-193=148×6-125=458×8-616=145×5-543=663×8-379=287×3-803=602×6-338=43×(388-382)=777×(208-199)=210×(376-372)=214×(346-340)=76×(166-160)=309×(956-952)=205×(471-468)=741×(529-525)=196×(88-83)=178×(405-398)=75×(144-137)=978×(264-261)=251×(423-420)=674×(606-603)=73×(235-227)=513×(787-784)=217×(125-121)=352×(424-418)=16×(80-72)=585×(830-822)=53×(491-485)=143×(553-545)=46×(174-165)=935×(628-624)=75×(26-22)=335×(912-903)=28×(83-76)=736×(418-411)=13×(209-200)=359×(257-249)=267×(89-86)=250×(325-321)=305×(295-292)=559×(775-767)=80×(480-476)=460×(765-756)=48×(500-497)=833×(420-413)=193×(284-281)=550×(196-189)=182×(110-107)=267×(240-234)=128×(41-38)=792×(106-98)=167×(409-406)=580×(302-296)=296×(258-255)=686×(845-837)=78×(265-262)=732×(180-172)=144×(142-138)=927×(177-169)=215×(413-409)=863×(387-379)=94×(66-58)=201×(863-858)=122×(79-74)=716×(72-66)=228×(447-444)=930×(697-690)=4/7+2/7=1/8+3/8=1/6+2/6=2/9+7/9=2/7+3/7=1/6+5/6=2/6+3/6=2/5+3/5=1/8+5/8=4/7+3/7=2/8+4/8=3/8+2/8=3/6-2/6=3/9-2/9=3/8-2/8=2/4-1/4=4/7-2/7=6/8-1/8=3/7-2/7=9/10-1/10=2/8-1/8=3/5-2/5=4/8-1/8=3/4-1/4=參考答案257+221=478345+747=109271+271=342316+302=61850+289=339233+485=718164+176=340770+465=1235264+81=34594+277=371187+85=272416+427=84356+46=102336+887=1223203+227=430199+355=554234+205=439411+267=678237+175=412378+712=1090129+133=262174+597=771272+146=418177+845=1022307+63=370174+739=913194+153=34766+33=99231+203=434429+215=64473+406=479314+638=952200+201=401447+346=79379+197=276500+166=666123+33=156833+665=1498123+289=412158+590=748143+324=467174+332=506296+112=408849+872=1721324+87=411122+634=756309+85=394537+628=1165116+217=333338+130=46868+229=297300+368=668132+71=203673+518=1191262+81=343462+254=71652+24=76271+47=318241+119=360346+638=984273-177=96462-23=439300-173=127992-774=218405-184=221933-561=372329-83=246971-925=46331-301=30881-779=102297-259=38493-50=443241-45=196832-240=592226-67=159500-110=390331-277=54316-286=30391-104=287648-165=483308-51=257946-870=76173-132=41994-146=848156-108=48927-202=725453-192=261744-657=87371-22=349982-449=533442-263=179535-461=74424-401=23801-389=412294-78=216244-161=83438-337=101780-119=661472-136=336841-584=257373-275=98322-266=56152-71=81893-619=274419-175=244630-546=84188-168=20357-131=226497-87=410415-176=239126-19=107480-57=423468-187=281755-245=510142-98=44620-610=10359-107=252261-126=135160-146=14456-57=399130×4=520176×6=1056113×7=791116×4=464315×2=630692×5=3460101×9=909523×6=3138272×3=816219×6=131479×8=632113×8=904140×7=98091×7=637150×5=750577×8=4616117×2=234561×6=3366171×4=684665×5=332529×2=58685×3=2055219×4=876364×9=3276250×3=750314×6=1884352×2=704392×8=3136121×4=48484×5=420169×3=507496×4=1984316×2=632989×2=197811×8=8862×3=186102×3=306131×7=91734×5=170396×6=2376275×3=825119×4=47692×9=828207×3=62115×7=105408×3=122432×7=224468×6=2808279×2=558374×6=2244106×4=424932×8=7456480×2=960705×2=1410129×7=903431×8=3448131×5=655649×5=3245313×2=626660×2=1320387+413+149=949651+47+937=1635161+34+134=329708+606+934=224842+475+52=569614+281+398=1293236+591+171=998197+587+32=816657+74+217=948117+616+327=1060659+34+288=981473+340+970=1783131+106+747=98440+97+78=215407+100+489=996865+154+413=1432262+294+314=870778+625+280=1683158+176+629=96391+640+708=1439648+79+238=965256+899+203=1358437+142+298=877175+956+278=140937+750+60=847889+962+783=263421+738+112=87195+614+206=91549+512+152=713385+670+785=184010+121+646=777326+424+685=1435178+29+723=930454+352+611=141741+148+106=295232+21+938=119115+59+812=886709+990+737=2436305+392+165=862320+616+307=1243105+858+34=997960+148+857=1965445+153+238=836507+423+633=156329+173+265=467398+85+241=72456+114+580=750103+722+646=1471131+87+418=636451+959+950=236079+288+213=58099+993+326=141895+246+639=980665+67+320=105252+409+258=719945+364+598=190740+672+126=838158+205+138=501479+167+53=699241+988+269=1498325+38-298=65992+879-716=1155202+257-91=368323+974-177=1120124+315-370=69775+356-234=897256+36-14=278296+278-397=177157+106-37=226450+942-985=407351+111-105=357187+792-664=31569+326-37=358612+934-742=80482+228-277=33967+80-126=92141+229-190=80577+396-568=405151+152-200=103716+867-817=766150+286-160=276774+132-273=633120+117-136=101650+282-636=29699+291-142=248125+858-34=949180+225-208=197972+650-69=1553378+16-214=180367+374-120=621341+34-85=290895+779-774=900111+43-77=77732+390-860=26242+155-68=129690+440-102=1028111+321-88=344689+991-390=1290242+180-28=394260+751-955=5681+249-36=294662+909-253=131856+309-214=151844+793-803=834416+19-160=275891+629-744=77662+48-41=69512+618-633=497386+84-381=89126+870-656=340120+211-271=60940+359-307=99247+145-112=80706+907-889=72446+281-80=247902+875-79=169896+344-436=4339+629-51=917250+172-136=286926+143-341=728301-95-40=166664-503-51=110426-100-147=179428-203-202=23500-394-66=40927-288-494=145376-144-45=187711-111-154=446399-213-45=141968-99-843=26184-74-10=100764-155-600=9452-21-314=117646-153-249=244353-91-60=202542-134-249=159204-84-52=68705-519-76=110171-22-52=97706-59-129=518398-159-147=92365-127-85=153476-99-56=321548-384-25=139261-60-147=54923-340-232=351287-20-41=226993-623-278=92302-132-41=129896-407-48=441381-120-225=36901-118-539=244327-60-65=202621-63-519=39232-61-132=39943-621-114=208344-77-15=252487-97-156=234312-80-62=170411-269-18=124471-178-126=167790-327-100=363416-125-214=77952-528-63=361236-62-46=128807-617-145=45291-27-174=90557-282-237=38277-93-91=93451-57-323=71464-61-62=341637-35-494=108241-64-99=78755-217-80=458153-35-68=50544-182-297=65480-84-348=48922-362-220=340394-111-175=108625-25-19=581480-432+39=87403-65+267=605148-23+321=446329-302+408=435377-343+307=341872-705+206=373100-39+230=291798-392+378=784221-162+301=360900-267+874=1507461-375+355=441857-409+676=1124107-98+82=91723-517+919=1125186-101+111=196580-228+681=1033212-38+18=192683-116+874=1441415-321+145=239759-660+876=975491-335+77=233456-46+494=904472-452+261=281785-256+448=977290-282+364=372574-449+488=613129-74+396=451471-79+966=1358458-111+150=497801-381+46=466166-148+201=219427-294+199=332481-355+367=493726-495+88=319375-164+12=223975-971+80=84374-278+318=414379-218+803=964109-45+71=135996-305+145=836332-27+172=477568-41+504=1031214-158+296=352202-154+725=773405-185+42=262210-125+196=281271-122+22=171746-453+556=849364-258+323=429873-400+272=745493-301+256=448734-242+479=971476-169+43=350854-782+634=706323-263+421=481469-350+876=995473-356+13=130610-585+904=929455-38+12=429841-629+599=811441+(384-221)=604431+(715-522)=624179+(299-70)=408404+(888-797)=495211+(370-180)=40162+(138-84)=116178+(358-127)=409428+(755-32)=1151208+(435-73)=570127+(191-92)=226299+(360-251)=408650+(927-232)=134589+(157-91)=155380+(696-550)=52697+(404-103)=398344+(994-39)=1299221+(481-427)=275834+(328-133)=1029411+(193-57)=547712+(429-57)=1084449+(337-216)=570332+(428-244)=516181+(432-88)=525109+(856-495)=470372+(389-205)=556851+(819-528)=1142189+(106-67)=22858+(775-358)=475386+(426-185)=62776+(456-104)=42843+(108-18)=133295+(568-200)=663302+(500-296)=506213+(601-590)=224269+(465-383)=351534+(710-707)=537343+(177-128)=392381+(978-320)=1039111+(122-59)=17412+(637-270)=379389+(261-92)=558392+(812-496)=70850+(299-204)=145769+(396-241)=924381+(385-278)=488224+(736-192)=768184+(69-67)=186165+(699-323)=541444+(494-450)=488754+(75-24)=805429+(371-132)=668980+(954-256)=1678126+(371-264)=233644+(207-106)=74599+(399-50)=448916+(986-846)=1056296+(354-273)=377168+(610-273)=505437+(255-102)=590361+(727-150)=938464-(233+153)=78774-(483+154)=137427-(171+40)=216972-(671+211)=90415-(27+157)=231581-(28+315)=238410-(92+298)=20589-(72+482)=35388-(56+237)=95891-(489+303)=99496-(52+239)=205909-(751+125)=33426-(126+234)=66944-(484+287)=173445-(12+86)=347738-(57+431)=250440-(117+295)=28874-(119+362)=393400-(206+114)=80895-(101+279)=515273-(74+81)=118875-(340+13)=522383-(62+118)=203743-(227+218)=298435-(98+215)=122516-(47+369)=100409-(190+57)=162828-(203+365)=260425-(33+232)=160825-(370+222)=233421-(151+241)=29901-(500+150)=251496-(36+208)=252411-(171+35)=205318-(69+61)=188792-(532+252)=8331-(38+122)=171203-(31+45)=127473-(357+97)=19969-(309+67)=593374-(217+142)=15667-(288+80)=299486-(159+275)=52964-(612+272)=80492-(350+23)=119726-(381+29)=316432-(285+65)=82709-(460+20)=229471-(272+44)=155795-(223+234)=338491-(270+36)=185691-(16+19)=656472-(192+187)=93950-(441+285)=224421-(86+35)=300811-(327+221)=263341-(157+36)=148612-(68+270)=274456-(149+179)=128828-(326+225)=277393-(218-97)=272272-(304-119)=87257-(409-389)=237200-(857-801)=144253-(284-146)=115942-(223-98)=817427-(457-426)=396952-(783-159)=328470-(341-144)=273538-(862-378)=54339-(381-241)=199436-(512-319)=243342-(415-142)=69788-(663-531)=656191-(388-267)=7099-(359-347)=87411-(316-25)=120800-(888-285)=197498-(209-157)=446438-(536-470)=372441-(241-17)=217554-(883-560)=231474-(272-113)=315718-(775-387)=330468-(218-63)=313303-(527-417)=193380-(336-15)=59774-(876-358)=256385-(311-287)=361394-(847-696)=243128-(24-11)=115284-(897-713)=100120-(336-244)=28399-(257-180)=322138-(198-68)=8679-(704-691)=666473-(461-35)=47761-(741-45)=65363-(224-16)=155616-(582-315)=349475-(463-422)=434379-(743-504)=140291-(421-408)=278588-(659-506)=435481-(150-89)=420547-(565-53)=35457-(483-337)=311981-(638-450)=793204-(291-290)=203879-(279-56)=656396-(76-25)=345961-(872-503)=59277-(482-415)=10441-(366-185)=260142-(201-191)=132459-(273-164)=350242-(368-246)=120142-(228-194)=108344-(237-163)=270656-(812-271)=115433+24×2=481602+111×4=1046245+295×2=835220+94×3=502496+168×3=100049+120×8=1009447+95×3=732880+91×9=1699339+179×2=69787+131×7=1004362+23×2=408622+75×7=1147235+177×2=589893+30×6=107310+143×6=86813+89×2=191233+191×2=615676+89×8=1388284+133×5=949260+478×2=1216185+73×6=623426+18×6=534211+46×4=39531+18×5=121149+368×2=885258+114×3=600395+263×2=921745+47×9=1168221+42×3=347689+326×2=1341113×2+39=265176×5+343=122334×7+244=482178×3+952=1486150×2+492=792239×3+52=76995×7+203=868205×3+332=94773×7+275=786135×5+568=124315×9+403=53822×8+344=52086×7+81=68399×5+929=142450×4+152=35237×7+495=754187×3+409=970102×7+468=1182275×2+441=991441×2+972=1854145×3+65=50094×5+533=100337×5+282=46777×6+570=103249×4+358=554102×5+827=1337271×2+274=816154×4+741=1357144×3+364=796250×4+997=1997433-52×6=121720-69×5=375497-220×2=57588-161×2=266255-43×3=126228-14×6=144382-88×4=30876-14×9=750374-11×9=275881-424×2=33460-10×6=400941-30×5=791487-37×6=265588-70×7=98471-26×9=237665-67×7=196354-28×7=158703-64×6=319395-48×5=155755-203×3=146366-59×2=248869-56×6=533408-44×7=100182-17×3=131270-24×4=174287-67×4=19363-31×5=208331-14×8=219363-71×2=221744-89×5=299420-48×3=276535-58×4=303179-30×3=89803-61×2=681245-31×4=121662-42×8=326473-73×6=35580-70×6=160488-57×4=260267-47×2=173188-58×2=72785-111×7=8463-142×3=37994-97×8=218408-24×4=312898-119×5=303302-26×3=224907-86×6=391407-44×5=187568-11×5=513386-25×8=186885-74×5=515336-23×3=267902-33×9=605401-41×9=32265-84×2=97209-21×3