三年級數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦

三年級數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦104-17=333×(436-428)=988×(485-481)=151+153-18=969-(714-679)=190+112-131=788+291+271=735+912+61=26+926-188=367×2=430-82+712=891-96×5=689-331=5/8+2/8=263×5-218=32×(429-420)=815+(289-160)=744-526-131=323+(289-166)=248-(483-301)=359+(297-62)=268-106+325=909-(935-136)=649+294-14=959+53-243=177×5=775-(906-642)=380+345+148=98+108-169=164+199-210=295-163-128=823+846=801+156×5=744+991-977=710+261+226=176-(582-440)=300+15+424=682-54×7=832-(433+367)=448-18×8=716+750+874=481-76×2=426-333+274=61×(465-458)=57×5+505=159+269=490-23×4=383-(114-12)=769-(356+270)=132×6-677=208-40=363-(488-138)=514-(313-280)=69×(301-296)=96+730+913=214×4-92=427-(106+182)=474×2=280-(304-26)=911-(901-881)=316+149=945-18×7=379+(408-269)=425-49×5=249×3=729×7-721=36+(388-247)=965-32=177×3=499-(283+208)=418+99+310=255-(467-329)=638-197-11=343+108+216=764+535-242=333+74+166=873-(433-260)=717-(279+117)=549×5=532+(206-163)=227×3-223=276+(189-24)=189+(894-639)=335-104=290+126-236=122+120-68=5/6-1/6=414-235+295=39×(438-431)=97+667-117=172×5=116+435+29=83+(327-72)=378×2=45×8=76×(62-58)=424-(22+42)=307+144×4=96-11-66=753+528=585×7=339+457=865+151=229×4+37=226-(246-207)=463-239-76=266-(54+74)=327×7=184×5-148=407-(184+132)=210-28×6=343-(113+147)=12×(403-396)=100-47-24=420-(18+195)=438-(891-611)=666×7-685=859-87×7=894×6=964-473-28=360-26×6=563+107×8=214+115=409-47×8=300-100-182=521×7-748=2/7-1/7=97+56=100+987+336=874+112+645=293+143=76+244-294=140+690+66=620+598=91+374-166=303-(211-84)=353-209=135+156+575=1/9+5/9=628×9-715=190×2=141×3+691=242×(261-254)=134+151-243=473-219+924=500-66-215=849-(58+708)=13×8=318-24×9=2/8+4/8=630-557=697-(328+164)=970-79×5=927-277×3=778-385-311=319-266=150-107+439=392-(67+14)=240-28+287=347-253=335+271+128=250-218=970-14+481=397×(239-232)=586+843-510=781×7-558=305-(728-666)=387-327+208=622×6=94-85+293=328-(62+109)=976+(692-497)=672-118×3=77+265=402-(55+332)=212+44×2=272+106=37+89=261×2=257-147+589=198+495+295=274+993-175=194×3-464=743-142+66=351-(226+110)=180-164-11=746-(644-459)=595+298=400-68-197=474-(122+207)=574+(791-250)=186+118=649-341+101=787-610-74=299-93-83=184×4=402+183+394=575-137×2=699-(110+260)=383+181×2=432+833+691=37×(167-159)=124-64=164×(491-487)=140×5+246=382-265-87=357-38-64=295×3+94=493-(173-107)=285+884+794=455-(181+269)=450-(192+61)=469+250+99=25+452-116=73×(274-269)=66×4+390=506+110=463-14-369=142+59-194=222-(316-114)=438+(402-274)=67×3=700×2-215=362×2-545=87×7=974×6=203+437=816-177-264=122-61×2=636+339=163-56+943=361+135=638-(415-136)=35+87×6=157+160=261-(227-132)=616+241+320=135+531+196=694×4-104=52×8=207-186=364-296+386=625+139=225+77-131=231+220=82+(458-21)=556+834+119=898+(797-208)=47×7+304=296+(494-177)=97×(204-198)=29+150=907+(828-696)=135-12×7=650×3-998=209+(832-152)=281-220=994-(634-633)=189+(168-76)=311×3=347×2=446+141×2=195+332+96=118×3+16=186-39-126=202+291-214=183+(467-244)=75+(483-448)=474-413=235×(437-431)=345-50×4=449-199=966-(145+560)=798+443×2=133+(192-20)=87×9+192=120×(198-193)=639-(972-597)=126×4+286=639×2=74×5-151=466-(263+93)=436-151-36=796-(273-90)=38×(221-212)=557+121=366+941=656-102×5=563+254=352+473×2=4/10-2/10=156-130+461=997-16×3=347+106-307=796-243+776=299+144×6=915-(554+336)=2/8+5/8=181×(348-344)=226×(359-351)=760-587=282+196-51=160-36×4=343×2-379=348-(381-62)=186×5+40=343-(137+10)=638×(163-156)=123×3+36=164+104×8=100×(195-191)=458+119+771=130×3=939-565+410=278+(547-502)=4/7+3/7=813-10×9=325×2-328=102×(312-308)=494+(221-188)=279×(924-916)=420+597-32=353-40×8=22×5+211=499-325=357+93=641×9-949=941-(538+226)=652×(157-148)=117+140+126=158×3=342-321=3/8+5/8=1/7+5/7=83+168=382-(350+32)=95+398-145=739-716-21=166×4+312=320-61-100=315-287=30×4=390-180+62=554+622=87×(217-214)=314×3-846=812+233-895=147+341=980-214-446=683×2-500=125×7-386=976×(687-679)=813+543+187=278-58-69=265×2-418=483-211=982+449=711×8-626=328-165+305=4/6-1/6=100+263×2=793-(755-153)=103×6=449-(431-264)=182-106+28=83×2+216=594×9-608=336-223+253=455×5-67=746+(943-420)=969-257-106=110+345=329×2-294=279-137+207=12×6=329×5-532=2/5-1/5=755×5-935=712×6=716-228+144=139+144-184=127-66+44=307×(319-316)=195×2-260=57+(113-45)=44×8-283=260-43×2=279+205-465=756-113-515=970-271-48=655-649+472=990-36×5=177-51×3=490-226+67=10+105+333=702+346-724=95+72×3=797+(901-120)=953-194×4=293-47=500-359=53×6+270=698+(64-59)=930-(863-192)=430+(298-213)=75×9-108=691+(438-249)=82×2-67=102+503=494-38×7=994-(742-584)=333-113=73+(460-286)=321+311-282=879-(327+363)=916-161=954-(509+147)=425+29×8=495+(371-29)=55×3+32=61+343=100+304=179-(269-133)=477-(230+142)=137×3+480=61×(77-73)=270+43×9=950×5=709-304=850-(91+454)=728+105×3=128+223=481-446+419=887-495-366=783-(583+21)=667×9-987=832-39-793=75+(289-274)=249×(689-685)=654×9=181-41=742×3=200×(381-375)=964+(266-137)=328+(765-442)=535+24+130=853+460+959=951-(291+443)=156+286-277=858-309×2=752-91×2=275×2=215-203=529+66+300=308×3-903=3/7+2/7=93×7=309×4-838=218-(395-221)=530+(842-264)=494+934-37=454-(349+80)=200+107=105+342=500-143-180=403+(373-299)=148×(560-554)=99×(27-24)=351+420=283×3-695=454-28×3=2/3-1/3=930+227×2=355-(191-43)=212-169+96=241-229+111=90-23-35=218+(576-48)=336-25=278×2+421=920×2=123×(384-380)=457-(372+31)=66×7-428=252-(123+128)=1/8+7/8=417×2+107=654×(138-133)=380+718=323-22+552=81×9-420=416-(201+181)=910-514+449=470-272-90=156+12-72=279+106=96-64+197=254-(434-250)=388+(903-153)=377×5-858=211+(239-78)=321-180=415-26-322=86+817+18=91×6=365+214=210+231+786=337×7=418-(298+14)=241+259-256=156-53+232=130+362+617=188×(14-11)=801+444+845=359-(57-23)=192+138=559×(301-296)=318-(459-434)=863×7-827=284+98-186=504-124=472-(74+221)=129×(435-427)=221×(500-496)=669-122×5=497×2-446=314×3-303=19×(190-183)=157+244+81=400-303+71=182×2=287+131+89=123×(58-52)=832+28-136=419-(287+131)=788+793-565=715+731-70=499-369+291=626-445-179=475-(992-773)=402-26+49=382+527-709=475-45×8=164×3+97=303+185-442=320+163-437=223-109=983-10×5=324-(479-454)=364×(927-922)=2/10-1/10=353+79-134=889-481+680=392+(320-213)=947-19-273=377-(104+42)=196+(703-425)=391+75-116=487-372+126=372-129-195=304-128×2=3/8+2/8=487-(368+48)=40×(246-238)=114+357+864=794-69×6=635+(344-279)=989-873+26=2/8-1/8=736-191-101=664-(179+333)=17+547+68=226+656+128=141×6-134=368-(135+40)=107-28=427-(393-160)=413-27×4=181×2=978-393×2=934-207=871-60×4=380-(403-40)=258×3-588=630+(703-517)=334-(492-437)=293+55+602=767-576=108+306+473=658-118=54×7-235=559+(605-64)=225+439=211+182=248×(194-190)=455+368+121=360-(85+266)=287+195=639×(963-956)=953×2=3/6-2/6=477-334-125=433-160-216=307-68×3=32+41=668-556+513=456-38×3=958-611-286=77×4=578×(278-271)=874-436=264+124=547-276-69=321-282=417-(784-491)=908+16×8=773+568-385=762-78+939=808-526+814=357×2-294=441×9=244+137-216=450-157=194-92+27=992-281-330=487+181×2=283+193=167+(816-140)=258+114=174×6=811-418=358×2+857=959+176+327=812-697=391+208-478=752×9=287+104×5=360+731+330=13×5=495-63-100=825-324+683=107-97=227+74×5=883×8=808-363+839=13×3=466-21×5=900-(191+692)=740×9=670+477+330=773+225-682=734-(838-591)=622-(747-286)=390×4-789=6/10-2/10=460-131×3=269-11×6=125+173=285+50+151=401-(84+112)=620+441-328=331+173×4=197+(272-269)=230+237-78=362-45-84=318-278=463-28×6=88+311×2=395-(240+149)=440×6=901-706=408×5-174=394-(33+66)=285-51+152=664-143×3=846×(46-41)=868+16-87=896+212-710=225+250×2=687-615+638=45×5-71=856+541+545=254+58×7=687+(993-100)=173×(285-281)=569-(741-445)=103×4+162=37+180-137=637+(968-966)=330-(308-217)=311-49×6=766-149-167=459+(240-193)=377+(421-266)=455-(331-113)=63×9=369-87-234=451-52×6=78×3+865=750-647-31=159+(474-336)=58×(134-126)=377×2+193=202-74-18=331-195-47=625-589=194+131+91=494×(244-238)=452-62×4=477-(953-802)=187+41=112+302=36×(220-213)=14+(323-74)=25+200+534=772-(371+185)=69×3=491+502-82=277+332=837-74×5=402+50×3=409-(211-179)=328-96=891-25-663=979-342+219=287-101×2=667×4=213+249=920-(641-379)=163+(138-106)=493+121+56=888-306=381-(47+197)=329-238-45=179×4=351-(90+82)=276+62+135=103+81=570-55=2/6+3/6=191+185-335=307+31×8=263+284×2=147+198×4=495-269=500+292-678=877-(166+709)=19×(385-380)=253×9-238=368-326=413-202-165=958×9=920-760=64+375-30=327+105-310=209×3-202=818-(671-544)=854-(414-372)=226+(391-187)=153+(421-161)=126+(274-235)=933-195=453×(657-650)=855-99×8=499×2-958=467-65=136-(164-102)=194-169+235=483-36-145=42×5-90=730+(713-131)=606+123+129=131-(35+92)=681-26=242-176+51=943×8=611+176=335-(446-289)=643-265-344=264-24×8=493-248-16=183×5-766=240-(204-12)=375-(588-468)=3/7-1/7=415-189=207-64×2=942-582+526=250+57=68×5-68=21×(357-353)=221-12×3=705-304-188=637-336+979=210×3=995+865-101=944×(232-225)=489-41×7=79×9-210=235-44-108=343-(340-149)=363×2-533=911+452×2=298×3-40=541-483+768=327-(206+96)=912-600+758=481-30×9=301-149+322=870×(659-653)=275-(52-46)=357-79-130=259×2+248=74×2+582=310×(709-701)=77+446+191=243-24=464-383+652=17+(490-107)=294-45=196-107-58=617+168+115=482-374=993-151+257=604-(763-364)=318-(20+61)=99×(293-287)=497-132×2=435-126×2=526×(968-961)=251-193+263=257-222+362=623×(246-241)=628×3=377+(473-136)=376-(280+72)=884×6=940+658-261=77+518+336=100×3+230=871-458=276-(63+148)=437-(719-485)=57-28=103+22=23+390+524=5/10-4/10=137+(465-442)=106×9+104=335-(122+47)=910-(283+105)=178+231=1/6+3/6=716-160-49=243+208+398=430-(353-58)=121×8+19=950-(548+176)=349+749+513=234×2=162+338-252=379-44=13×(91-88)=543×8-447=參考答案104-17=87333×(436-428)=2664988×(485-481)=3952151+153-18=286969-(714-679)=934190+112-131=171788+291+271=1350735+912+61=170826+926-188=764367×2=734430-82+712=1060891-96×5=411689-331=3585/8+2/8=7/8263×5-218=109732×(429-420)=288815+(289-160)=944744-526-131=87323+(289-166)=446248-(483-301)=66359+(297-62)=594268-106+325=487909-(935-136)=110649+294-14=929959+53-243=769177×5=885775-(906-642)=511380+345+148=87398+108-169=37164+199-210=153295-163-128=4823+846=1669801+156×5=1581744+991-977=758710+261+226=1197176-(582-440)=34300+15+424=739682-54×7=304832-(433+367)=32448-18×8=304716+750+874=2340481-76×2=329426-333+274=36761×(465-458)=42757×5+505=790159+269=428490-23×4=398383-(114-12)=281769-(356+270)=143132×6-677=115208-40=168363-(488-138)=13514-(313-280)=48169×(301-296)=34596+730+913=1739214×4-92=764427-(106+182)=139474×2=948280-(304-26)=2911-(901-881)=891316+149=465945-18×7=819379+(408-269)=518425-49×5=180249×3=747729×7-721=438236+(388-247)=177965-32=933177×3=531499-(283+208)=8418+99+310=827255-(467-329)=117638-197-11=430343+108+216=667764+535-242=1057333+74+166=573873-(433-260)=700717-(279+117)=321549×5=2745532+(206-163)=575227×3-223=458276+(189-24)=441189+(894-639)=444335-104=231290+126-236=180122+120-68=1745/6-1/6=4/6414-235+295=47439×(438-431)=27397+667-117=647172×5=860116+435+29=58083+(327-72)=338378×2=75645×8=36076×(62-58)=304424-(22+42)=360307+144×4=88396-11-66=19753+528=1281585×7=4095339+457=796865+151=1016229×4+37=953226-(246-207)=187463-239-76=148266-(54+74)=138327×7=2289184×5-148=772407-(184+132)=91210-28×6=42343-(113+147)=8312×(403-396)=84100-47-24=29420-(18+195)=207438-(891-611)=158666×7-685=3977859-87×7=250894×6=5364964-473-28=463360-26×6=204563+107×8=1419214+115=329409-47×8=33300-100-182=18521×7-748=28992/7-1/7=1/797+56=153100+987+336=1423874+112+645=1631293+143=43676+244-294=26140+690+66=896620+598=121891+374-166=299303-(211-84)=176353-209=144135+156+575=8661/9+5/9=6/9628×9-715=4937190×2=380141×3+691=1114242×(261-254)=1694134+151-243=42473-219+924=1178500-66-215=219849-(58+708)=8313×8=104318-24×9=1022/8+4/8=6/8630-557=73697-(328+164)=205970-79×5=575927-277×3=96778-385-311=82319-266=53150-107+439=482392-(67+14)=311240-28+287=499347-253=94335+271+128=734250-218=32970-14+481=1437397×(239-232)=2779586+843-510=919781×7-558=4909305-(728-666)=243387-327+208=268622×6=373294-85+293=302328-(62+109)=157976+(692-497)=1171672-118×3=31877+265=342402-(55+332)=15212+44×2=300272+106=37837+89=126261×2=522257-147+589=699198+495+295=988274+993-175=1092194×3-464=118743-142+66=667351-(226+110)=15180-164-11=5746-(644-459)=561595+298=893400-68-197=135474-(122+207)=145574+(791-250)=1115186+118=304649-341+101=409787-610-74=103299-93-83=123184×4=736402+183+394=979575-137×2=301699-(110+260)=329383+181×2=745432+833+691=195637×(167-159)=296124-64=60164×(491-487)=656140×5+246=946382-265-87=30357-38-64=255295×3+94=979493-(173-107)=427285+884+794=1963455-(181+269)=5450-(192+61)=197469+250+99=81825+452-116=36173×(274-269)=36566×4+390=654506+110=616463-14-369=80142+59-194=7222-(316-114)=20438+(402-274)=56667×3=201700×2-215=1185362×2-545=17987×7=609974×6=5844203+437=640816-177-264=375122-61×2=0636+339=975163-56+943=1050361+135=496638-(415-136)=35935+87×6=557157+160=317261-(227-132)=166616+241+320=1177135+531+196=862694×4-104=267252×8=416207-186=21364-296+386=454625+139=764225+77-131=171231+220=45182+(458-21)=519556+834+119=1509898+(797-208)=148747×7+304=633296+(494-177)=61397×(204-198)=58229+150=179907+(828-696)=1039135-12×7=51650×3-998=952209+(832-152)=889281-220=61994-(634-633)=993189+(168-76)=281311×3=933347×2=694446+141×2=728195+332+96=623118×3+16=370186-39-126=21202+291-214=279183+(467-244)=40675+(483-448)=110474-413=61235×(437-431)=1410345-50×4=145449-199=250966-(145+560)=261798+443×2=1684133+(192-20)=30587×9+192=975120×(198-193)=600639-(972-597)=264126×4+286=790639×2=127874×5-151=219466-(263+93)=110436-151-36=249796-(273-90)=61338×(221-212)=342557+121=678366+941=1307656-102×5=146563+254=817352+473×2=12984/10-2/10=2/10156-130+461=487997-16×3=949347+106-307=146796-243+776=1329299+144×6=1163915-(554+336)=252/8+5/8=7/8181×(348-344)=724226×(359-351)=1808760-587=173282+196-51=427160-36×4=16343×2-379=307348-(381-62)=29186×5+40=970343-(137+10)=196638×(163-156)=4466123×3+36=405164+104×8=996100×(195-191)=400458+119+771=1348130×3=390939-565+410=784278+(547-502)=3234/7+3/7=1813-10×9=723325×2-328=322102×(312-308)=408494+(221-188)=527279×(924-916)=2232420+597-32=985353-40×8=3322×5+211=321499-325=174357+93=450641×9-949=4820941-(538+226)=177652×(157-148)=5868117+140+126=383158×3=474342-321=213/8+5/8=11/7+5/7=6/783+168=251382-(350+32)=095+398-145=348739-716-21=2166×4+312=976320-61-100=159315-287=2830×4=120390-180+62=272554+622=117687×(217-214)=261314×3-846=96812+233-895=150147+341=488980-214-446=320683×2-500=866125×7-386=489976×(687-679)=7808813+543+187=1543278-58-69=151265×2-418=112483-211=272982+449=1431711×8-626=5062328-165+305=4684/6-1/6=3/6100+263×2=626793-(755-153)=191103×6=618449-(431-264)=282182-106+28=10483×2+216=382594×9-608=4738336-223+253=366455×5-67=2208746+(943-420)=1269969-257-106=606110+345=455329×2-294=364279-137+207=34912×6=72329×5-532=11132/5-1/5=1/5755×5-935=2840712×6=4272716-228+144=632139+144-184=99127-66+44=105307×(319-316)=921195×2-260=13057+(113-45)=12544×8-283=69260-43×2=174279+205-465=19756-113-515=128970-271-48=651655-649+472=478990-36×5=810177-51×3=24490-226+67=33110+105+333=448702+346-724=32495+72×3=311797+(901-120)=1578953-194×4=177293-47=246500-359=14153×6+270=588698+(64-59)=703930-(863-192)=259430+(298-213)=51575×9-108=567691+(438-249)=88082×2-67=97102+503=605494-38×7=228994-(742-584)=836333-113=22073+(460-286)=247321+311-282=350879-(327+363)=189916-161=755954-(509+147)=298425+29×8=657495+(371-29)=83755×3+32=19761+343=404100+304=404179-(269-133)=43477-(230+142)=105137×3+480=89161×(77-73)=244270+43×9=657950×5=4750709-304=405850-(91+454)=305728+105×3=1043128+223=351481-446+419=454887-495-366=26783-(583+21)=179667×9-987=5016832-39-793=075+(289-274)=90249×(689-685)=996654×9=5886181-41=140742×3=2226200×(381-375)=1200964+(266-137)=1093328+(765-442)=651535+24+130=689853+460+959=2272951-(291+443)=217156+286-277=165858-309×2=240752-91×2=570275×2=550215-203=12529+66+300=895308×3-903=213/7+2/7=5/793×7=651309×4-838=398218-(395-221)=44530+(842-264)=1108494+934-37=1391454-(349+80)=25200+107=307105+342=447500-143-180=177403+(373-299)=477148×(560-554)=88899×(27-24)=297351+420=771283×3-695=154454-28×3=3702/3-1/3=1/3930+227×2=1384355-(191-43)=207212-169+96=139241-229+111=12390-23-35=32218+(576-48)=746336-25=311278×2+421=977920×2=1840123×(384-380)=492457-(372+31)=5466×7-428=34252-(123+128)=11/8+7/8=1417×2+107=941654×(138-133)=3270380+718=1098323-22+552=85381×9-420=309416-(201+181)=34910-514+449=845470-272-90=108156+12-72=96279+106=38596-64+197=229254-(434-250)=70388+(903-153)=1138377×5-858=1027211+(239-78)=372321-180=141415-26-322=6786+817+18=92191×6=546365+214=579210+231+786=1227337×7=2359418-(298+14)=106241+259-256=244156-53+232=335130+362+617=1109188×(14-11)=564801+444+845=2090359-(57-23)=325192+138=330559×(301-296)=2795318-(459-434)=293863×7-827=5214284+98-186=196504-124=380472-(74+221)=177129×(435-427)=1032221×(500-496)=884669-122×5=59497×2-446=548314×3-303=63919×(190-183)=133157+244+81=482400-303+71=168182×2=364287+131+89=507123×(58-52)=738832+28-136=724419-(287+131)=1788+793-565=1016715+731-70=1376499-369+291=421626-445-179=2475-(992-773)=256402-26+49=425382+527-709=200475-45×8=115164×3+97=589303+185-442=46320+163-437=46223-109=114983-10×5=933324-(479-454)=299364×(927-922)=18202/10-1/10=1/10353+79-134=298889-481+680=1088392+(320-213)=499947-19-273=655377-(104+42)=231196+(703-425)=474391+75-116=350487-372+126=241372-129-195=48304-128×2=483/8+2/8=5/8487-(368+48)=7140×(246-238)=320114+357+864=1335794-69×6=380635+(344-279)=700989-873+26=1422/8-1/8=1/8736-191-101=444664-(179+333)=15217+547+68=632226+656+128=1010141×6-134=712368-(135+40)=193107-28=79427-(393-160)=194413-27×4=305181×2=362978-393×2=192934-207=727871-60×4=631380-(403-40)=17258×3-588=186630+(703-517)=816334-(492-437)=279293+55+602=950767-576=191108+306+473=887658-118=54054×7-235=143559+(605-64)=1100225+439=664211+182=393248×(194-190)=992455+368+121=944360-(85+266)=9287+195=482639×(963-956)=4473953×2=19063/6-2/6=1/6477-334-125=18433-160-216=57307-68×3=10332+41=73668-556+513=625456-38×3=342958-611-286=6177×4=308578×(278-271)=4046874-436=438264+124=388547-276-69=202321-282=39417-(784-491)=124908+16×8=1036773+568-385=956762-78+939=1623808-526+814=1096357×2-294=420441×9=3969244+137-216=165450-157=293194-92+27=129992-281-330=381487+181×2=849283+193=476167+(816-140)=843258+114=372174×6=1044811-418=393358×2+857=1573959+176+327=1462812-697=115391+208-478=121752×9=6768287+104×5=807360+731+330=142113×5=65495-63-100=332825-324+683=1184107-97=10227+74×5=597883×8=7064808-363+839=128413×3=39466-21×5=361900-(191+692)=17740×9=6660670+477+330=1477773+225-682=316734-(838-591)=487622-(747-286)=161390×4-789=7716/10-2/10=4/10460-131×3=67269-11×6=203125+173=298285+50+151=486401-(84+112)=205620+441-328=733331+173×4=1023197+(272-269)=200230+237-78=389362-45-84=233318-278=40463-28×6=29588+311×2=710395-(240+149)=6440×6=2640901-706=195408×5-174=1866394-(33+66)=295285-51+152=386664-143×3=235846×(46-41)=4230868+16-87=797896+212-710=398225+250×2=725687-615+638=71045×5-71=154856+541+545=1942254+58×7=660687+(993-100)=1580173×(285-281)=692569-(741-445)=273103×4+162=57437+180-137=80637+(968-966)=639330-(308-217)=239311-49×6=17766-149-167=450459+(240-193)=506377+(421-266)=532455-(331-113)=23763×9=567369-87-234=48451-52×6=13978×3+865=1099750-647-31=72159+(474-336)=29758×(134-126)=464377×2+193=947202-74-18=110331-195-47=89625-589=36194+131+91=416494×(244-238)=2964452-62×4=204477-(953-802)=32