三年級數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案280+215=822+415=253+100=62+274=128+139=401+464=359+110=972+410=332+69=262+215=125+298=534+500=109+307=333+685=155+167=403+184=266+210=772+904=69+346=483+199=260+135=203+244=335+64=378+865=212+68=262+189=157+144=341+213=56+133=62+304=300+79=449+693=353+136=244+175=238+86=399+439=92+300=829+730=159+100=558+206=124+250=598+440=342+89=839+767=197+247=398+279=47+22=205+389=394+84=515+378=340+89=536+145=393+68=369+538=117+130=283+492=171+295=189+471=57+273=471+248=454-197=871-161=416-296=760-706=450-210=609-13=500-137=881-793=174-80=808-63=200-53=287-165=406-163=860-182=370-176=926-170=214-67=571-224=148-106=999-624=210-69=635-101=390-212=994-786=399-50=302-29=353-128=617-354=410-365=902-31=495-420=131-10=500-476=90-51=413-270=677-509=409-230=699-473=248-205=838-144=449-308=709-270=331-186=269-121=159-114=728-656=376-132=370-317=480-294=991-867=235-195=885-75=164-66=611-382=461-320=573-418=497-404=504-492=401-218=239-74=186×5=255×5=286×3=55×3=108×2=354×5=267×2=192×5=202×3=35×5=272×3=70×6=56×8=902×2=235×3=366×4=13×5=916×7=107×5=926×3=119×5=509×2=107×2=171×5=226×3=755×6=169×3=281×7=101×3=174×8=207×4=400×2=37×3=942×2=242×2=626×7=298×2=195×6=50×9=85×8=464×2=230×2=29×8=645×5=82×7=956×9=230×3=45×5=113×5=477×4=183×5=10×2=16×3=263×3=316×2=533×5=10×8=493×2=106×6=515×8=316+222+270=449+376+886=104+283+521=322+250+344=129+149+173=608+187+822=345+253+278=61+274+857=759+103+51=816+677+941=375+91+342=247+218+413=145+658+23=215+414+678=299+207+46=47+808+596=82+114+325=207+100+516=448+142+303=135+938+447=29+215+649=535+370+723=332+332+144=499+910+718=680+121+165=453+540+152=577+72+238=430+621+883=372+483+105=933+436+103=42+85+733=53+717+730=209+137+475=660+294+502=91+57+73=270+648+260=595+198+152=174+161+593=394+225+285=449+672+63=250+486+122=708+523+642=925+30+30=413+133+82=195+707+56=446+318+224=282+10+602=510+636+505=215+164+429=594+750+211=136+340+226=43+525+373=311+95+320=737+716+597=111+113+83=481+171+655=65+80+136=761+466+333=237+355+190=94+507+508=284+110-181=817+687-835=329+165-290=323+329-29=375+109-234=310+507-126=349+39-26=813+831-145=397+30-410=535+577-11=54+127-120=807+130-286=349+106-318=781+286-208=336+56-251=646+880-513=10+392-210=477+309-420=235+41-191=630+938-899=89+174-191=490+22-219=12+479-241=165+839-234=353+110-95=817+818-133=239+43-204=438+623-633=275+116-275=473+147-250=193+153-261=996+699-726=252+118-317=326+653-51=344+41-249=791+496-625=344+33-194=294+725-59=285+146-39=343+999-642=200+281-187=295+78-313=117+169-272=303+833-258=261+64-54=618+216-59=444+53-239=458+520-215=63+111-119=620+195-795=222+248-353=943+775-350=179+287-133=148+407-231=408+34-252=331+170-204=27+355-147=11+694-192=258+189-201=844+313-625=175-30-128=221-147-42=285-54-60=767-175-575=444-95-66=802-442-148=303-263-37=976-891-26=496-192-230=594-184-404=383-293-26=620-85-69=482-135-273=644-204-143=230-96-126=534-16-71=481-137-184=681-52-43=425-67-134=921-109-147=289-195-55=836-356-258=315-12-157=314-49-183=439-380-40=911-108-274=483-98-301=964-543-281=347-12-182=642-45-181=213-60-140=982-161-579=265-113-18=970-290-141=288-153-60=779-253-343=493-392-22=984-408-280=338-92-96=600-389-138=353-125-11=985-305-33=262-120-42=631-239-95=495-104-78=938-176-745=433-50-149=778-45-165=167-105-32=422-132-83=309-59-85=828-131-146=362-148-103=695-546-71=342-80-86=916-70-406=414-45-101=925-233-565=362-67-245=638-17-485=142-48+264=748-65+957=474-296+91=426-32+226=366-293+271=869-201+883=499-437+398=628-111+351=430-309+288=527-430+999=352-71+178=580-226+146=481-291+150=917-636+566=413-213+298=492-329+954=338-312+139=820-612+94=312-176+250=767-728+279=289-229+347=970-940+337=313-270+51=418-281+325=256-12+198=790-176+894=273-256+188=906-614+75=133-24+105=372-280+773=394-246+147=765-674+87=314-289+465=881-249+358=220-25+121=953-369+664=400-385+154=788-405+182=254-26+97=607-100+81=377-348+95=820-351+706=192-21+150=526-201+800=206-206+80=929-235+145=407-388+188=897-671+906=302-161+342=934-686+99=84-43+164=627-29+786=408-403+251=688-445+166=349-124+16=294-50+882=294-279+473=652-370+836=382-106+216=601-440+82=284+(91-15)=920+(807-42)=251+(267-175)=978+(367-176)=433+(470-36)=907+(656-456)=231+(238-13)=970+(986-509)=347+(269-195)=760+(484-440)=351+(330-162)=588+(886-598)=457+(179-77)=333+(751-612)=20+(298-69)=15+(858-157)=287+(443-158)=148+(316-147)=11+(244-116)=860+(917-595)=289+(393-22)=936+(636-120)=158+(157-75)=389+(739-411)=443+(346-63)=254+(828-274)=384+(419-261)=460+(913-220)=91+(320-311)=228+(798-747)=260+(413-241)=60+(678-210)=468+(452-342)=210+(437-172)=193+(308-102)=404+(948-860)=448+(73-61)=433+(693-182)=127+(219-94)=861+(654-273)=371+(181-180)=729+(910-209)=333+(208-77)=39+(716-277)=31+(292-143)=821+(986-635)=340+(275-171)=468+(591-321)=365+(400-41)=330+(695-484)=309+(410-356)=598+(994-760)=223+(184-106)=345+(568-21)=419+(431-310)=881+(207-159)=363+(366-341)=607+(901-47)=86+(495-200)=191+(904-127)=219-(61+37)=891-(172+260)=419-(28+109)=985-(497+158)=362-(133+59)=560-(124+96)=406-(330+19)=875-(578+260)=281-(197+59)=521-(338+14)=310-(116+154)=837-(24+674)=83-(37+25)=755-(249+353)=349-(79+190)=530-(147+369)=459-(257+97)=924-(448+214)=170-(33+100)=901-(684+25)=291-(51+176)=841-(37+37)=397-(337+57)=946-(85+770)=443-(132+158)=860-(172+214)=285-(53+70)=534-(92+422)=396-(119+44)=888-(362+151)=414-(283+22)=772-(198+26)=380-(305+75)=966-(857+32)=366-(307+11)=826-(216+405)=389-(74+145)=568-(332+32)=460-(238+122)=812-(183+381)=460-(120+217)=926-(195+620)=469-(109+69)=731-(93+129)=423-(142+220)=875-(171+657)=222-(62+77)=268-(152+44)=227-(67+47)=803-(310+57)=444-(17+348)=844-(198+239)=370-(159+206)=326-(203+91)=423-(69+182)=463-(335+113)=408-(89+207)=980-(253+272)=353-(134+158)=519-(59+98)=225-(471-290)=507-(553-322)=384-(212-152)=784-(545-398)=144-(200-94)=950-(837-325)=414-(208-113)=56-(589-563)=386-(419-40)=321-(670-576)=166-(196-57)=967-(864-300)=383-(31-25)=103-(993-923)=366-(417-67)=425-(849-537)=194-(443-250)=861-(772-382)=232-(276-155)=647-(751-289)=480-(479-280)=717-(820-333)=84-(451-384)=927-(322-255)=312-(298-183)=433-(786-475)=463-(340-298)=456-(704-435)=444-(456-285)=516-(427-421)=262-(410-393)=698-(941-606)=77-(397-320)=747-(907-484)=382-(330-91)=293-(640-410)=351-(433-215)=397-(924-618)=301-(440-253)=515-(938-541)=113-(480-378)=550-(820-419)=416-(196-180)=268-(529-522)=242-(263-179)=834-(633-116)=360-(341-266)=435-(250-149)=365-(350-145)=981-(520-401)=349-(378-108)=863-(843-349)=127-(253-158)=249-(884-682)=220-(199-155)=635-(803-752)=179-(142-17)=372-(480-134)=392-(327-310)=371-(863-508)=347+157×3=229+80×2=287+176×3=324+58×4=204+28×6=290+263×3=161+80×3=849+73×4=334+115×3=276+66×8=201+129×6=241+321×2=28+150×3=654+219×2=244+13×4=232+151×6=168+15×9=930+122×8=407+18×5=747+135×2=458+95×5=106+109×5=160+25×4=230+89×8=452+22×5=708+254×3=90+313×2=85+175×4=392+226×2=245+97×6=281×2+420=238×2+166=70×8+328=123×4+790=254×2+12=432×2+252=132×4+325=124×8+932=60×7+433=253×3+499=85×2+480=177×5+151=136×2+381=15×5+590=129×3+72=496×2+923=161×3+215=248×3+649=146×2+195=30×4+672=30×4+208=431×2+672=46×7+426=83×5+385=282×3+12=307×3+879=30×3+128=50×6+855=105×3+130=26×6+321=189-60×3=413-49×7=444-53×2=929-59×3=330-18×2=744-92×4=165-12×8=457-44×6=370-101×2=514-233×2=181-45×4=626-10×6=283-88×3=646-53×8=371-90×2=929-159×5=460-95×4=450-56×3=317-60×3=494-199×2=499-112×3=797-97×5=331-41×5=510-45×3=352-94×3=979-78×5=428-20×7=959-102×4=453-72×2=998-146×4=500-87×4=648-154×2=353-164×2=412-187×2=210-16×9=197-18×4=432-52×6=717-221×2=397-23×6=589-26×4=419-14×8=889-49×7=395-90×3=756-88×5=198-51×2=566-275×2=472-34×5=793-99×3=364-41×8=705-53×9=210-72×2=982-23×6=350-96×3=796-19×5=152-27×5=965-228×2=226-20×4=898-93×2=221-17×5=511-17×2=228×3-207=568×2-993=128×4-308=188×3-402=124×4-272=178×8-898=80×9-38=833×7-134=327×2-358=549×9-869=145×6-397=594×9-556=36×9-60=675×4-52=469×2-852=334×3-517=116×7-699=829×8-720=41×6-90=159×7-370=104×6-317=431×4-685=136×5-370=67×8-99=79×4-63=738×5-810=326×3-155=195×8-866=139×3-313=782×5-942=107×8-743=529×4-739=480×2-161=604×5-260=191×4-273=127×7-503=255×2-272=396×6-160=63×8-318=696×5-503=131×2-156=63×8-456=136×7-409=231×4-245=321×2-287=394×4-468=111×5-187=353×5-907=355×2-302=416×9-481=104×8-581=893×8-636=296×2-401=332×8-145=100×4-379=835×3-505=115×7-201=255×9-582=229×3-330=524×2-342=28×(481-472)=788×(906-900)=46×(170-163)=220×(604-598)=135×(267-262)=413×(983-976)=28×(450-446)=755×(116-107)=91×(421-412)=328×(684-679)=16×(307-302)=830×(285-279)=75×(68-65)=105×(266-259)=26×(195-189)=920×(353-345)=61×(255-247)=734×(471-468)=91×(151-145)=687×(548-544)=163×(238-232)=460×(57-48)=177×(435-430)=364×(844-839)=169×(147-143)=66×(884-881)=234×(151-148)=661×(272-263)=79×(496-488)=278×(310-307)=75×(63-59)=104×(254-248)=124×(187-184)=879×(111-108)=25×(264-259)=639×(634-625)=37×(84-79)=94×(269-262)=161×(391-387)=979×(725-722)=66×(278-272)=896×(491-488)=15×(98-94)=475×(673-668)=96×(458-454)=129×(931-928)=241×(326-323)=545×(171-166)=180×(340-336)=844×(205-201)=17×(391-382)=306×(806-801)=56×(331-325)=208×(714-706)=234×(292-288)=203×(480-471)=21×(469-461)=737×(589-580)=42×(201-194)=678×(953-946)=2/6+3/6=1/6+5/6=3/6+2/6=3/10+5/10=4/7+2/7=4/8+2/8=5/8+2/8=4/9+3/9=1/8+4/8=3/5+2/5=1/8+5/8=1/4+2/4=2/6-1/6=3/7-2/7=2/5-1/5=3/6-2/6=3/5-1/5=3/10-1/10=3/6-1/6=5/8-1/8=6/8-1/8=4/6-2/6=2/8-1/8=6/9-2/9=參考答案280+215=495822+415=1237253+100=35362+274=336128+139=267401+464=865359+110=469972+410=1382332+69=401262+215=477125+298=423534+500=1034109+307=416333+685=1018155+167=322403+184=587266+210=476772+904=167669+346=415483+199=682260+135=395203+244=447335+64=399378+865=1243212+68=280262+189=451157+144=301341+213=55456+133=18962+304=366300+79=379449+693=1142353+136=489244+175=419238+86=324399+439=83892+300=392829+730=1559159+100=259558+206=764124+250=374598+440=1038342+89=431839+767=1606197+247=444398+279=67747+22=69205+389=594394+84=478515+378=893340+89=429536+145=681393+68=461369+538=907117+130=247283+492=775171+295=466189+471=66057+273=330471+248=719454-197=257871-161=710416-296=120760-706=54450-210=240609-13=596500-137=363881-793=88174-80=94808-63=745200-53=147287-165=122406-163=243860-182=678370-176=194926-170=756214-67=147571-224=347148-106=42999-624=375210-69=141635-101=534390-212=178994-786=208399-50=349302-29=273353-128=225617-354=263410-365=45902-31=871495-420=75131-10=121500-476=2490-51=39413-270=143677-509=168409-230=179699-473=226248-205=43838-144=694449-308=141709-270=439331-186=145269-121=148159-114=45728-656=72376-132=244370-317=53480-294=186991-867=124235-195=40885-75=810164-66=98611-382=229461-320=141573-418=155497-404=93504-492=12401-218=183239-74=165186×5=930255×5=1275286×3=85855×3=165108×2=216354×5=1770267×2=534192×5=960202×3=60635×5=175272×3=81670×6=42056×8=448902×2=1804235×3=705366×4=146413×5=65916×7=6412107×5=535926×3=2778119×5=595509×2=1018107×2=214171×5=855226×3=678755×6=4530169×3=507281×7=1967101×3=303174×8=1392207×4=828400×2=80037×3=111942×2=1884242×2=484626×7=4382298×2=596195×6=117050×9=45085×8=680464×2=928230×2=46029×8=232645×5=322582×7=574956×9=8604230×3=69045×5=225113×5=565477×4=1908183×5=91510×2=2016×3=48263×3=789316×2=632533×5=266510×8=80493×2=986106×6=636515×8=4120316+222+270=808449+376+886=1711104+283+521=908322+250+344=916129+149+173=451608+187+822=1617345+253+278=87661+274+857=1192759+103+51=913816+677+941=2434375+91+342=808247+218+413=878145+658+23=826215+414+678=1307299+207+46=55247+808+596=145182+114+325=521207+100+516=823448+142+303=893135+938+447=152029+215+649=893535+370+723=1628332+332+144=808499+910+718=2127680+121+165=966453+540+152=1145577+72+238=887430+621+883=1934372+483+105=960933+436+103=147242+85+733=86053+717+730=1500209+137+475=821660+294+502=145691+57+73=221270+648+260=1178595+198+152=945174+161+593=928394+225+285=904449+672+63=1184250+486+122=858708+523+642=1873925+30+30=985413+133+82=628195+707+56=958446+318+224=988282+10+602=894510+636+505=1651215+164+429=808594+750+211=1555136+340+226=70243+525+373=941311+95+320=726737+716+597=2050111+113+83=307481+171+655=130765+80+136=281761+466+333=1560237+355+190=78294+507+508=1109284+110-181=213817+687-835=669329+165-290=204323+329-29=623375+109-234=250310+507-126=691349+39-26=362813+831-145=1499397+30-410=17535+577-11=110154+127-120=61807+130-286=651349+106-318=137781+286-208=859336+56-251=141646+880-513=101310+392-210=192477+309-420=366235+41-191=85630+938-899=66989+174-191=72490+22-219=29312+479-241=250165+839-234=770353+110-95=368817+818-133=1502239+43-204=78438+623-633=428275+116-275=116473+147-250=370193+153-261=85996+699-726=969252+118-317=53326+653-51=928344+41-249=136791+496-625=662344+33-194=183294+725-59=960285+146-39=392343+999-642=700200+281-187=294295+78-313=60117+169-272=14303+833-258=878261+64-54=271618+216-59=775444+53-239=258458+520-215=76363+111-119=55620+195-795=20222+248-353=117943+775-350=1368179+287-133=333148+407-231=324408+34-252=190331+170-204=29727+355-147=23511+694-192=513258+189-201=246844+313-625=532175-30-128=17221-147-42=32285-54-60=171767-175-575=17444-95-66=283802-442-148=212303-263-37=3976-891-26=59496-192-230=74594-184-404=6383-293-26=64620-85-69=466482-135-273=74644-204-143=297230-96-126=8534-16-71=447481-137-184=160681-52-43=586425-67-134=224921-109-147=665289-195-55=39836-356-258=222315-12-157=146314-49-183=82439-380-40=19911-108-274=529483-98-301=84964-543-281=140347-12-182=153642-45-181=416213-60-140=13982-161-579=242265-113-18=134970-290-141=539288-153-60=75779-253-343=183493-392-22=79984-408-280=296338-92-96=150600-389-138=73353-125-11=217985-305-33=647262-120-42=100631-239-95=297495-104-78=313938-176-745=17433-50-149=234778-45-165=568167-105-32=30422-132-83=207309-59-85=165828-131-146=551362-148-103=111695-546-71=78342-80-86=176916-70-406=440414-45-101=268925-233-565=127362-67-245=50638-17-485=136142-48+264=358748-65+957=1640474-296+91=269426-32+226=620366-293+271=344869-201+883=1551499-437+398=460628-111+351=868430-309+288=409527-430+999=1096352-71+178=459580-226+146=500481-291+150=340917-636+566=847413-213+298=498492-329+954=1117338-312+139=165820-612+94=302312-176+250=386767-728+279=318289-229+347=407970-940+337=367313-270+51=94418-281+325=462256-12+198=442790-176+894=1508273-256+188=205906-614+75=367133-24+105=214372-280+773=865394-246+147=295765-674+87=178314-289+465=490881-249+358=990220-25+121=316953-369+664=1248400-385+154=169788-405+182=565254-26+97=325607-100+81=588377-348+95=124820-351+706=1175192-21+150=321526-201+800=1125206-206+80=80929-235+145=839407-388+188=207897-671+906=1132302-161+342=483934-686+99=34784-43+164=205627-29+786=1384408-403+251=256688-445+166=409349-124+16=241294-50+882=1126294-279+473=488652-370+836=1118382-106+216=492601-440+82=243284+(91-15)=360920+(807-42)=1685251+(267-175)=343978+(367-176)=1169433+(470-36)=867907+(656-456)=1107231+(238-13)=456970+(986-509)=1447347+(269-195)=421760+(484-440)=804351+(330-162)=519588+(886-598)=876457+(179-77)=559333+(751-612)=47220+(298-69)=24915+(858-157)=716287+(443-158)=572148+(316-147)=31711+(244-116)=139860+(917-595)=1182289+(393-22)=660936+(636-120)=1452158+(157-75)=240389+(739-411)=717443+(346-63)=726254+(828-274)=808384+(419-261)=542460+(913-220)=115391+(320-311)=100228+(798-747)=279260+(413-241)=43260+(678-210)=528468+(452-342)=578210+(437-172)=475193+(308-102)=399404+(948-860)=492448+(73-61)=460433+(693-182)=944127+(219-94)=252861+(654-273)=1242371+(181-180)=372729+(910-209)=1430333+(208-77)=46439+(716-277)=47831+(292-143)=180821+(986-635)=1172340+(275-171)=444468+(591-321)=738365+(400-41)=724330+(695-484)=541309+(410-356)=363598+(994-760)=832223+(184-106)=301345+(568-21)=892419+(431-310)=540881+(207-159)=929363+(366-341)=388607+(901-47)=146186+(495-200)=381191+(904-127)=968219-(61+37)=121891-(172+260)=459419-(28+109)=282985-(497+158)=330362-(133+59)=170560-(124+96)=340406-(330+19)=57875-(578+260)=37281-(197+59)=25521-(338+14)=169310-(116+154)=40837-(24+674)=13983-(37+25)=21755-(249+353)=153349-(79+190)=80530-(147+369)=14459-(257+97)=105924-(448+214)=262170-(33+100)=37901-(684+25)=192291-(51+176)=64841-(37+37)=767397-(337+57)=3946-(85+770)=91443-(132+158)=153860-(172+214)=474285-(53+70)=162534-(92+422)=20396-(119+44)=233888-(362+151)=375414-(283+22)=109772-(198+26)=548380-(305+75)=0966-(857+32)=77366-(307+11)=48826-(216+405)=205389-(74+145)=170568-(332+32)=204460-(238+122)=100812-(183+381)=248460-(120+217)=123926-(195+620)=111469-(109+69)=291731-(93+129)=509423-(142+220)=61875-(171+657)=47222-(62+77)=83268-(152+44)=72227-(67+47)=113803-(310+57)=436444-(17+348)=79844-(198+239)=407370-(159+206)=5326-(203+91)=32423-(69+182)=172463-(335+113)=15408-(89+207)=112980-(253+272)=455353-(134+158)=61519-(59+98)=362225-(471-290)=44507-(553-322)=276384-(212-152)=324784-(545-398)=637144-(200-94)=38950-(837-325)=438414-(208-113)=31956-(589-563)=30386-(419-40)=7321-(670-576)=227166-(196-57)=27967-(864-300)=403383-(31-25)=377103-(993-923)=33366-(417-67)=16425-(849-537)=113194-(443-250)=1861-(772-382)=471232-(276-155)=111647-(751-289)=185480-(479-280)=281717-(820-333)=23084-(451-384)=17927-(322-255)=860312-(298-183)=197433-(786-475)=122463-(340-298)=421456-(704-435)=187444-(456-285)=273516-(427-421)=510262-(410-393)=245698-(941-606)=36377-(397-320)=0747-(907-484)=324382-(330-91)=143293-(640-410)=63351-(433-215)=133397-(924-618)=91301-(440-253)=114515-(938-541)=118113-(480-378)=11550-(820-419)=149416-(196-180)=400268-(529-522)=261242-(263-179)=158834-(633-116)=317360-(341-266)=285435-(250-149)=334365-(350-145)=160981-(520-401)=862349-(378-108)=79863-(843-349)=369127-(253-158)=32249-(884-682)=47220-(199-155)=176635-(803-752)=584179-(142-17)=54372-(480-134)=26392-(327-310)=375371-(863-508)=16347+157×3=818229+80×2=389287+176×3=815324+58×4=556204+28×6=372290+263×3=1079161+80×3=401849+73×4=1141334+115×3=679276+66×8=804201+129×6=975241+321×2=88328+150×3=478654+219×2=1092244+13×4=296232+151×6=1138168+15×9=303930+122×8=1906407+18×5=497747+135×2=1017458+95×5=933106+109×5=651160+25×4=260230+89×8=942452+22×5=562708+254×3=147090+313×2=71685+175×4=785392+226×2=844245+97×6=827281×2+420=982238×2+166=64270×8+328=888123×4+790=1282254×2+12=520432×2+252=1116132×4+325=853124×8+932=192460×7+433=853253×3+499=125885×2+480=650177×5+151=1036136×2+381=65315×5+590=665129×3+72=459496×2+923=1915161×3+215=698248×3+649=1393146×2+195=48730×4+672=79230×4+208=328431×2+672=153446×7+426=74883×5+385=800282×3+12=858307×3+879=180030×3+128=21850×6+855=1155105×3+130=44526×6+321=477189-60×3=9413-49×7=70444-53×2=338929-59×3=752330-18×2=294744-92×4=376165-12×8=69457-44×6=193370-101×2=168514-233×2=48181-45×4=1626-10×6=566283-88×3=19646-53×8=222371-90×2=191929-159×5=134460-95×4=80450-56×3=282317-60×3=137494-199×2=96499-112×3=163797-97×5=312331-41×5=126510-45×3=375352-94×3=70979-78×5=589428-20×7=288959-102×4=551453-72×2=309998-146×4=414500-87×4=152648-154×2=340353-164×2=25412-187×2=38210-16×9=66197-18×4=125432-52×6=120717-221×2=275397-23×6=259589-26×4=485419-14×8=307889-49×7=546395-90×3=125756-88×5=316198-51×2=96566-275×2=16472-34×5=302793-99×3=496364-41×8=36705-53×9=228210-72×2=66982-23×6=844350-96×3=62796-19×5=701152-27×5=17965-228×2=509226-20×4=