三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案

三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案210+46=239+164=97+329=125+24=277+112=514+102=85+371=936+752=243+120=147+219=78+235=545+372=209+284=115+534=153+137=382+364=341+125=142+327=274+169=596+276=346+64=134+283=75+47=378+484=184+242=259+493=296+150=399+168=195+196=859+178=211+150=519+628=214+236=177+123=119+258=510+425=277+157=87+212=74+322=139+381=231+83=553+509=304+121=189+534=155+340=319+180=139+80=513+163=176+86=816+202=24+67=39+127=220+206=983+222=255+79=209+260=90+219=298+69=186+147=809+732=303-83=934-625=482-14=291-57=395-128=493-288=338-123=423-84=288-37=434-364=351-265=487-264=62-13=417-99=97-22=983-54=444-346=860-692=311-26=634-51=329-49=95-48=428-85=840-556=320-59=508-315=376-308=672-199=431-29=161-14=352-252=836-748=274-46=678-158=161-132=508-173=420-305=324-233=400-81=579-444=494-137=316-116=282-14=130-41=406-238=450-60=431-138=760-123=150-46=186-167=68-19=980-39=388-176=450-231=488-318=907-492=391-278=945-658=491-148=647-48=433×2=766×4=485×2=621×7=34×6=595×7=53×7=873×6=133×5=218×5=443×2=492×2=202×2=368×4=10×6=490×9=197×5=419×4=171×3=787×3=29×4=848×2=73×6=574×8=23×6=773×7=151×3=648×9=11×7=140×2=109×4=748×2=89×4=159×3=24×6=404×8=50×5=315×4=106×8=104×3=88×6=321×2=142×5=188×4=232×4=374×3=136×6=631×6=126×3=718×5=118×2=174×6=143×4=429×6=313×2=820×9=132×2=585×6=91×9=181×7=335+30+625=427+52+553=234+41+674=828+349+356=197+391+73=975+548+43=247+234+323=26+486+129=198+309+298=516+402+892=243+360+368=226+861+741=522+87+211=570+626+910=219+676+23=640+249+875=166+142+337=744+426+647=313+358+309=966+585+95=206+328+389=942+100+820=32+194+748=151+607+776=339+403+130=956+66+934=359+248+127=258+953+197=351+34+252=454+781+714=654+77+116=497+636+728=263+286+99=655+112+686=565+66+38=821+585+188=147+414+312=794+683+704=46+145+293=148+723+14=323+119+184=558+758+215=578+17+350=277+107+45=431+85+404=306+857+325=328+144+156=59+214+426=173+739+62=405+376+233=319+116+426=221+144+91=167+132+361=790+426+675=184+448+183=683+277+916=125+482+141=104+890+281=39+872+29=684+773+65=275+80-263=421+857-912=315+124-425=182+113-252=350+18-173=867+28-646=312+177-101=985+283-355=333+74-355=258+788-600=267+181-257=159+970-804=57+297-225=447+995-782=88+361-341=912+436-940=167+160-146=823+138-709=20+187-131=196+723-681=398+17-347=211+964-543=269+108-154=28+459-119=102+280-167=126+670-457=343+126-83=640+357-145=279+216-493=735+412-245=243+232-193=359+966-248=250+26-185=619+16-82=187+241-78=577+366-678=380+119-97=118+735-53=328+168-263=855+885-214=46+361-43=550+422-623=136+182-196=170+652-730=114+217-78=625+605-695=254+152-322=333+172-21=309+191-56=790+914-105=52+363-163=980+907-291=111+374-370=836+509-312=325+82-229=315+814-965=133+218-197=511+974-688=139+225-22=951+872-438=254-61-151=968-150-518=281-29-151=854-168-223=181-17-33=573-312-39=298-116-117=682-252-192=438-278-142=731-110-322=446-301-25=879-52-794=230-35-153=604-440-160=220-21-97=362-98-236=300-84-102=601-14-242=373-283-42=995-114-557=270-132-91=991-136-292=489-134-18=755-253-419=410-202-137=931-212-698=262-34-210=991-355-24=345-272-28=924-18-609=484-387-85=595-254-19=452-75-182=588-551-14=497-279-167=646-76-522=437-301-44=452-290-82=464-217-23=520-103-43=417-100-55=599-307-199=351-43-52=629-42-127=275-29-245=862-649-50=319-248-34=690-287-173=438-220-50=975-493-461=342-86-224=998-356-25=304-79-211=854-714-66=191-51-100=443-274-48=380-217-47=951-505-115=410-103-210=820-75-713=456-428+265=771-83+465=22-12+428=324-172+33=400-260+186=496-401+504=152-118+185=696-654+774=127-88+260=421-381+944=422-228+171=954-631+887=362-347+81=485-442+442=214-187+310=973-46+708=260-169+264=799-570+505=460-120+112=691-672+76=281-48+239=959-408+527=167-118+405=842-115+216=280-125+129=500-427+835=312-266+128=422-307+797=243-78+147=865-644+205=309-273+290=746-178+524=445-407+133=438-281+896=99-18+379=987-875+23=166-117+149=858-353+320=184-150+332=270-45+309=486-232+133=535-200+811=378-148+18=894-111+834=131-51+419=600-366+423=375-164+279=855-242+875=174-64+196=998-749+893=313-263+122=168-31+585=395-340+48=391-267+27=255-58+229=608-40+181=388-214+276=420-251+418=407-378+227=329-157+151=133+(337-43)=193+(513-287)=418+(211-198)=446+(482-150)=318+(261-85)=812+(935-614)=447+(202-170)=236+(235-139)=107+(137-88)=707+(175-151)=155+(236-194)=190+(530-114)=49+(457-379)=886+(811-385)=444+(66-20)=842+(944-378)=244+(239-33)=889+(597-460)=292+(458-179)=866+(911-241)=478+(340-17)=86+(972-710)=29+(131-33)=265+(816-385)=306+(244-105)=18+(846-516)=377+(334-220)=223+(460-245)=446+(366-330)=833+(797-339)=371+(432-296)=54+(459-14)=241+(213-98)=221+(904-613)=10+(130-42)=905+(130-22)=216+(494-215)=361+(767-242)=265+(495-128)=59+(986-786)=371+(204-12)=952+(946-267)=62+(423-343)=418+(903-277)=242+(472-463)=248+(628-362)=457+(394-122)=654+(783-662)=147+(355-98)=918+(281-273)=435+(406-354)=746+(60-20)=153+(178-73)=284+(756-282)=403+(202-195)=601+(858-276)=76+(243-196)=55+(269-252)=186+(467-85)=454+(850-91)=356-(73+273)=765-(250+232)=212-(11+145)=935-(278+624)=330-(107+103)=862-(96+474)=428-(38+26)=616-(89+224)=392-(34+103)=372-(93+103)=473-(124+316)=956-(204+429)=389-(162+116)=400-(79+206)=240-(18+73)=940-(579+261)=334-(149+22)=754-(162+490)=404-(232+126)=496-(197+43)=497-(193+81)=615-(162+352)=453-(136+212)=710-(290+299)=299-(111+154)=807-(500+300)=366-(76+36)=957-(97+484)=440-(92+325)=657-(335+14)=289-(171+38)=839-(128+609)=328-(113+121)=884-(181+318)=354-(139+206)=938-(119+21)=436-(23+82)=911-(334+144)=336-(197+111)=692-(395+200)=441-(132+208)=610-(80+323)=468-(202+260)=894-(276+314)=481-(67+38)=687-(253+255)=432-(80+218)=841-(212+283)=325-(42+185)=922-(39+268)=384-(209+124)=643-(314+315)=337-(242+82)=889-(581+306)=382-(28+195)=525-(227+233)=322-(71+155)=799-(64+557)=292-(55+51)=949-(553+199)=243-(256-69)=246-(228-192)=192-(258-131)=901-(281-161)=150-(390-374)=257-(614-556)=239-(103-17)=382-(208-72)=349-(418-165)=503-(825-507)=482-(466-171)=560-(786-258)=326-(41-27)=753-(190-168)=176-(494-485)=593-(416-163)=459-(461-429)=988-(464-37)=126-(287-230)=742-(674-545)=255-(338-128)=361-(973-969)=145-(190-90)=293-(928-778)=295-(379-368)=749-(636-222)=431-(336-276)=967-(852-668)=370-(305-77)=901-(827-724)=84-(334-326)=379-(920-552)=452-(231-202)=462-(320-253)=453-(317-243)=168-(474-373)=85-(183-171)=697-(268-171)=318-(407-238)=692-(829-435)=497-(311-69)=347-(327-84)=131-(480-456)=852-(800-702)=415-(489-413)=957-(845-158)=329-(272-32)=906-(662-601)=270-(444-240)=709-(764-252)=247-(438-414)=846-(734-470)=326-(495-483)=201-(291-201)=163-(68-26)=729-(976-264)=446-(90-43)=453-(997-993)=360-(406-46)=490-(871-736)=161+15×5=86+184×2=379+29×7=434+49×5=106+232×3=247+276×2=88+249×3=141+13×7=399+128×4=447+15×7=92+199×4=816+86×7=121+425×2=151+485×2=341+10×6=232+118×6=71+97×7=168+42×2=440+38×7=661+165×2=228+217×2=632+64×9=372+260×2=605+89×4=25+231×4=648+489×2=376+175×2=777+103×7=111+409×2=931+45×4=28×9+332=425×2+914=15×4+235=315×2+441=15×5+229=118×6+580=184×2+88=39×5+292=125×2+369=83×5+582=21×5+421=194×3+707=72×3+176=104×6+506=46×8+102=34×5+491=162×2+490=93×9+571=62×7+385=63×2+353=65×9+236=159×4+430=139×3+194=17×5+849=28×4+180=32×3+570=12×9+246=85×8+374=52×6+215=66×2+999=394-32×8=895-32×6=490-41×4=389-57×5=442-24×3=875-55×8=280-27×4=917-65×2=468-48×8=986-286×3=409-56×3=596-47×9=94-25×2=809-268×2=408-62×3=657-47×8=441-24×3=427-103×3=348-34×2=731-30×6=491-67×7=963-149×5=339-28×3=794-57×4=225-49×3=706-146×2=287-23×7=900-20×5=435-177×2=758-23×3=262-17×4=827-20×4=315-58×2=769-48×3=451-81×4=84-11×7=402-59×5=410-20×7=202-97×2=220-47×4=376-24×2=233-73×3=418-61×3=845-106×2=345-11×9=752-22×8=373-52×7=482-152×3=430-63×2=447-22×9=328-34×2=863-248×3=186-18×5=916-143×5=270-56×3=365-21×4=431-65×4=965-53×4=200-56×3=869-109×6=79×4-276=375×3-859=499×2-978=783×5-446=186×5-319=593×8-550=284×3-517=710×4-528=217×4-700=559×7-434=164×6-140=274×2-185=58×2-99=430×8-853=98×9-709=617×4-971=363×2-91=498×9-217=455×2-465=715×9-413=475×2-314=360×7-379=184×5-99=904×9-917=366×2-709=584×8-130=85×7-595=161×6-156=443×2-874=704×5-132=14×9-34=175×6-936=300×2-275=159×5-485=115×5-10=839×8-700=64×7-293=487×9-615=194×3-485=321×4-959=480×2-300=84×3-147=227×3-126=748×5-812=112×8-223=601×5-691=205×3-27=353×7-776=79×6-72=411×5-858=413×2-445=180×7-934=441×2-284=481×8-641=113×8-354=585×3-931=75×6-59=447×9-276=315×2-462=738×5-427=143×(102-97)=960×(93-86)=233×(295-291)=66×(769-765)=112×(71-66)=30×(190-183)=290×(380-377)=659×(434-431)=26×(156-147)=609×(410-406)=30×(407-400)=764×(818-812)=66×(155-148)=632×(514-509)=63×(356-350)=184×(885-876)=281×(315-312)=404×(858-849)=11×(309-301)=317×(331-325)=108×(216-209)=696×(256-247)=49×(333-325)=616×(641-636)=19×(121-114)=739×(864-856)=121×(131-127)=68×(517-513)=105×(108-102)=373×(581-576)=117×(478-472)=84×(978-971)=164×(424-419)=861×(46-43)=178×(81-77)=635×(169-165)=22×(267-262)=399×(264-259)=79×(497-489)=104×(175-170)=55×(438-433)=269×(972-966)=26×(233-229)=588×(206-200)=123×(307-299)=565×(472-468)=169×(392-389)=455×(439-433)=212×(404-400)=801×(965-960)=177×(338-334)=660×(681-673)=85×(403-399)=569×(579-572)=161×(100-94)=877×(73-67)=17×(418-409)=807×(120-112)=115×(69-64)=803×(554-547)=1/7+4/7=1/6+2/6=1/5+2/5=3/9+4/9=5/8+2/8=2/10+6/10=2/8+3/8=3/5+2/5=4/8+3/8=1/4+3/4=3/8+2/8=1/4+2/4=3/7-1/7=3/9-2/9=4/8-1/8=3/8-1/8=2/7-1/7=4/7-3/7=3/6-2/6=4/5-1/5=4/7-1/7=2/4-1/4=4/7-2/7=2/3-1/3=參考答案210+46=256239+164=40397+329=426125+24=149277+112=389514+102=61685+371=456936+752=1688243+120=363147+219=36678+235=313545+372=917209+284=493115+534=649153+137=290382+364=746341+125=466142+327=469274+169=443596+276=872346+64=410134+283=41775+47=122378+484=862184+242=426259+493=752296+150=446399+168=567195+196=391859+178=1037211+150=361519+628=1147214+236=450177+123=300119+258=377510+425=935277+157=43487+212=29974+322=396139+381=520231+83=314553+509=1062304+121=425189+534=723155+340=495319+180=499139+80=219513+163=676176+86=262816+202=101824+67=9139+127=166220+206=426983+222=1205255+79=334209+260=46990+219=309298+69=367186+147=333809+732=1541303-83=220934-625=309482-14=468291-57=234395-128=267493-288=205338-123=215423-84=339288-37=251434-364=70351-265=86487-264=22362-13=49417-99=31897-22=75983-54=929444-346=98860-692=168311-26=285634-51=583329-49=28095-48=47428-85=343840-556=284320-59=261508-315=193376-308=68672-199=473431-29=402161-14=147352-252=100836-748=88274-46=228678-158=520161-132=29508-173=335420-305=115324-233=91400-81=319579-444=135494-137=357316-116=200282-14=268130-41=89406-238=168450-60=390431-138=293760-123=637150-46=104186-167=1968-19=49980-39=941388-176=212450-231=219488-318=170907-492=415391-278=113945-658=287491-148=343647-48=599433×2=866766×4=3064485×2=970621×7=434734×6=204595×7=416553×7=371873×6=5238133×5=665218×5=1090443×2=886492×2=984202×2=404368×4=147210×6=60490×9=4410197×5=985419×4=1676171×3=513787×3=236129×4=116848×2=169673×6=438574×8=459223×6=138773×7=5411151×3=453648×9=583211×7=77140×2=280109×4=436748×2=149689×4=356159×3=47724×6=144404×8=323250×5=250315×4=1260106×8=848104×3=31288×6=528321×2=642142×5=710188×4=752232×4=928374×3=1122136×6=816631×6=3786126×3=378718×5=3590118×2=236174×6=1044143×4=572429×6=2574313×2=626820×9=7380132×2=264585×6=351091×9=819181×7=1267335+30+625=990427+52+553=1032234+41+674=949828+349+356=1533197+391+73=661975+548+43=1566247+234+323=80426+486+129=641198+309+298=805516+402+892=1810243+360+368=971226+861+741=1828522+87+211=820570+626+910=2106219+676+23=918640+249+875=1764166+142+337=645744+426+647=1817313+358+309=980966+585+95=1646206+328+389=923942+100+820=186232+194+748=974151+607+776=1534339+403+130=872956+66+934=1956359+248+127=734258+953+197=1408351+34+252=637454+781+714=1949654+77+116=847497+636+728=1861263+286+99=648655+112+686=1453565+66+38=669821+585+188=1594147+414+312=873794+683+704=218146+145+293=484148+723+14=885323+119+184=626558+758+215=1531578+17+350=945277+107+45=429431+85+404=920306+857+325=1488328+144+156=62859+214+426=699173+739+62=974405+376+233=1014319+116+426=861221+144+91=456167+132+361=660790+426+675=1891184+448+183=815683+277+916=1876125+482+141=748104+890+281=127539+872+29=940684+773+65=1522275+80-263=92421+857-912=366315+124-425=14182+113-252=43350+18-173=195867+28-646=249312+177-101=388985+283-355=913333+74-355=52258+788-600=446267+181-257=191159+970-804=32557+297-225=129447+995-782=66088+361-341=108912+436-940=408167+160-146=181823+138-709=25220+187-131=76196+723-681=238398+17-347=68211+964-543=632269+108-154=22328+459-119=368102+280-167=215126+670-457=339343+126-83=386640+357-145=852279+216-493=2735+412-245=902243+232-193=282359+966-248=1077250+26-185=91619+16-82=553187+241-78=350577+366-678=265380+119-97=402118+735-53=800328+168-263=233855+885-214=152646+361-43=364550+422-623=349136+182-196=122170+652-730=92114+217-78=253625+605-695=535254+152-322=84333+172-21=484309+191-56=444790+914-105=159952+363-163=252980+907-291=1596111+374-370=115836+509-312=1033325+82-229=178315+814-965=164133+218-197=154511+974-688=797139+225-22=342951+872-438=1385254-61-151=42968-150-518=300281-29-151=101854-168-223=463181-17-33=131573-312-39=222298-116-117=65682-252-192=238438-278-142=18731-110-322=299446-301-25=120879-52-794=33230-35-153=42604-440-160=4220-21-97=102362-98-236=28300-84-102=114601-14-242=345373-283-42=48995-114-557=324270-132-91=47991-136-292=563489-134-18=337755-253-419=83410-202-137=71931-212-698=21262-34-210=18991-355-24=612345-272-28=45924-18-609=297484-387-85=12595-254-19=322452-75-182=195588-551-14=23497-279-167=51646-76-522=48437-301-44=92452-290-82=80464-217-23=224520-103-43=374417-100-55=262599-307-199=93351-43-52=256629-42-127=460275-29-245=1862-649-50=163319-248-34=37690-287-173=230438-220-50=168975-493-461=21342-86-224=32998-356-25=617304-79-211=14854-714-66=74191-51-100=40443-274-48=121380-217-47=116951-505-115=331410-103-210=97820-75-713=32456-428+265=293771-83+465=115322-12+428=438324-172+33=185400-260+186=326496-401+504=599152-118+185=219696-654+774=816127-88+260=299421-381+944=984422-228+171=365954-631+887=1210362-347+81=96485-442+442=485214-187+310=337973-46+708=1635260-169+264=355799-570+505=734460-120+112=452691-672+76=95281-48+239=472959-408+527=1078167-118+405=454842-115+216=943280-125+129=284500-427+835=908312-266+128=174422-307+797=912243-78+147=312865-644+205=426309-273+290=326746-178+524=1092445-407+133=171438-281+896=105399-18+379=460987-875+23=135166-117+149=198858-353+320=825184-150+332=366270-45+309=534486-232+133=387535-200+811=1146378-148+18=248894-111+834=1617131-51+419=499600-366+423=657375-164+279=490855-242+875=1488174-64+196=306998-749+893=1142313-263+122=172168-31+585=722395-340+48=103391-267+27=151255-58+229=426608-40+181=749388-214+276=450420-251+418=587407-378+227=256329-157+151=323133+(337-43)=427193+(513-287)=419418+(211-198)=431446+(482-150)=778318+(261-85)=494812+(935-614)=1133447+(202-170)=479236+(235-139)=332107+(137-88)=156707+(175-151)=731155+(236-194)=197190+(530-114)=60649+(457-379)=127886+(811-385)=1312444+(66-20)=490842+(944-378)=1408244+(239-33)=450889+(597-460)=1026292+(458-179)=571866+(911-241)=1536478+(340-17)=80186+(972-710)=34829+(131-33)=127265+(816-385)=696306+(244-105)=44518+(846-516)=348377+(334-220)=491223+(460-245)=438446+(366-330)=482833+(797-339)=1291371+(432-296)=50754+(459-14)=499241+(213-98)=356221+(904-613)=51210+(130-42)=98905+(130-22)=1013216+(494-215)=495361+(767-242)=886265+(495-128)=63259+(986-786)=259371+(204-12)=563952+(946-267)=163162+(423-343)=142418+(903-277)=1044242+(472-463)=251248+(628-362)=514457+(394-122)=729654+(783-662)=775147+(355-98)=404918+(281-273)=926435+(406-354)=487746+(60-20)=786153+(178-73)=258284+(756-282)=758403+(202-195)=410601+(858-276)=118376+(243-196)=12355+(269-252)=72186+(467-85)=568454+(850-91)=1213356-(73+273)=10765-(250+232)=283212-(11+145)=56935-(278+624)=33330-(107+103)=120862-(96+474)=292428-(38+26)=364616-(89+224)=303392-(34+103)=255372-(93+103)=176473-(124+316)=33956-(204+429)=323389-(162+116)=111400-(79+206)=115240-(18+73)=149940-(579+261)=100334-(149+22)=163754-(162+490)=102404-(232+126)=46496-(197+43)=256497-(193+81)=223615-(162+352)=101453-(136+212)=105710-(290+299)=121299-(111+154)=34807-(500+300)=7366-(76+36)=254957-(97+484)=376440-(92+325)=23657-(335+14)=308289-(171+38)=80839-(128+609)=102328-(113+121)=94884-(181+318)=385354-(139+206)=9938-(119+21)=798436-(23+82)=331911-(334+144)=433336-(197+111)=28692-(395+200)=97441-(132+208)=101610-(80+323)=207468-(202+260)=6894-(276+314)=304481-(67+38)=376687-(253+255)=179432-(80+218)=134841-(212+283)=346325-(42+185)=98922-(39+268)=615384-(209+124)=51643-(314+315)=14337-(242+82)=13889-(581+306)=2382-(28+195)=159525-(227+233)=65322-(71+155)=96799-(64+557)=178292-(55+51)=186949-(553+199)=197243-(256-69)=56246-(228-192)=210192-(258-131)=65901-(281-161)=781150-(390-374)=134257-(614-556)=199239-(103-17)=153382-(208-72)=246349-(418-165)=96503-(825-507)=185482-(466-171)=187560-(786-258)=32326-(41-27)=312753-(190-168)=731176-(494-485)=167593-(416-163)=340459-(461-429)=427988-(464-37)=561126-(287-230)=69742-(674-545)=613255-(338-128)=45361-(973-969)=357145-(190-90)=45293-(928-778)=143295-(379-368)=284749-(636-222)=335431-(336-276)=371967-(852-668)=783370-(305-77)=142901-(827-724)=79884-(334-326)=76379-(920-552)=11452-(231-202)=423462-(320-253)=395453-(317-243)=379168-(474-373)=6785-(183-171)=73697-(268-171)=600318-(407-238)=149692-(829-435)=298497-(311-69)=255347-(327-84)=104131-(480-456)=107852-(800-702)=754415-(489-413)=339957-(845-158)=270329-(272-32)=89906-(662-601)=845270-(444-240)=66709-(764-252)=197247-(438-414)=223846-(734-470)=582326-(495-483)=314201-(291-201)=111163-(68-26)=121729-(976-264)=17446-(90-43)=399453-(997-993)=449360-(406-46)=0490-(871-736)=355161+15×5=23686+184×2=454379+29×7=582434+49×5=679106+232×3=802247+276×2=79988+249×3=835141+13×7=232399+128×4=911447+15×7=55292+199×4=888816+86×7=1418121+425×2=971151+485×2=1121341+10×6=401232+118×6=94071+97×7=750168+42×2=252440+38×7=706661+165×2=991228+217×2=662632+64×9=1208372+260×2=892605+89×4=96125+231×4=949648+489×2=1626376+175×2=726777+103×7=1498111+409×2=929931+45×4=111128×9+332=584425×2+914=176415×4+235=295315×2+441=107115×5+229=304118×6+580=1288184×2+88=45639×5+292=487125×2+369=61983×5+582=99721×5+421=526194×3+707=128972×3+176=392104×6+506=113046×8+102=47034×5+491=661162×2+490=81493×9+571=140862×7+385=81963×2+353=47965×9+236=821159×4+430=1066139×3+194=61117×5+849=93428×4+180=29232×3+570=66612×9+246=35485×8+374=105452×6+215=52766×2+999=1131394-32×8=138895-32×6=703490-41×4=326389-57×5=104442-24×3=370875-55×8=435280-27×4=172917-65×2=787468-48×8=84986-286×3=128409-56×3=241596-47×9=17394-25×2=44809-268×2=273408-62×3=222657-47×8=281441-24×3=369427-103×3=118348-34×2=280731-30×6=551491-67×7=22963-149×5=218339-28×3=255794-57×4=566225-49×3=78706-146×2=414287-23×7=126900-20×5=800435-177×2=81758-23×3=689262-17×4=194827-20×4=747315-58×2=199769-48×3=625451-81×4=12784-11×7=7402-59×5=107410-20×7=270202-97×2=8220-47×4=32376-24×2=328233-73×3=14418-61×3=235845-106×2=633345-11×9=246752-22×8=576373-52×7=9482-152×3=26430-63×2=304447-22×9=249328-34×2=260863-248×3=119186-18×5=96916-143×5=201270-56×3=102365-21×4=281431-65