三年級數(shù)學(上)計算題及答案集錦

三年級數(shù)學(上)計算題及答案集錦94+(93-67)=639-(661-607)=988×(872-866)=137+155=562-133=462×2-308=418+562-636=93×8-439=71×2+845=996-30×8=410-(472-126)=295-120+801=212-87×2=784-622-28=591×4=442-(380-237)=63×5+185=215+51=414×5=482+240=415+(242-236)=486-(126+207)=985×(142-137)=233-(23+193)=582-317+46=400-302=131×3=124×(238-235)=478+333+254=854-118×2=784-561+763=742-62×6=154×6-924=264+32+185=73+242=137+313-67=343-35×8=358-25-31=812×(124-121)=2/7-1/7=421+22-132=385-63×3=280-(398-221)=846×6-168=488+673=120-(692-597)=956-500+732=117-(315-292)=39×6+471=289-46×5=455-24=147-(484-483)=978×(804-798)=141-(185-124)=74×9=817+286=436-51-275=481-(407+67)=653+216=351-132=240+(977-837)=351+(376-338)=474+399+728=817+509-260=373+962-869=384-234=268×6-707=594×(722-716)=126+498+47=59×2=802-70×9=165×(659-654)=207+137×2=606+420=737-483=416+214+337=452-78=66+869+18=356+121+34=233-108-76=277+198=958-20-341=21×5=705+(744-20)=18×2=283×2+768=503-36-116=995-195-777=327-248+556=221+58=301+(498-477)=391+72=62+757+88=117+86×3=727-(260-95)=594-437=972+460×2=988+290×3=714-433=62-19=212-73-40=24×4+28=1/8+6/8=584+577+96=922-877+842=107×6-27=312-(662-458)=746×7-553=392-263=870×2=257-(41+13)=293+155=157+20×5=111+(529-121)=731-(134+50)=370-(50+306)=739-64+450=657-428+78=153+328-25=381-(237+130)=291+112=617+534=704-305-395=591-39×4=197×(278-273)=357+(948-330)=141-27=12+106×4=523-(309-133)=357+92=176×3=928+354+113=226+259=725-721+781=4/8-2/8=199+300-116=134×(159-152)=1/7+2/7=685-(35+548)=128×9=184-(86+93)=160+467+192=235+110=518×(188-185)=536×9-705=459-32×9=294+245×2=5/8+2/8=313-39-59=912-832+666=494-159-16=586+746+601=242-19×2=146×(448-445)=276+(182-23)=135×(157-153)=804×9-835=473-51×5=2/9-1/9=422×2-772=48×6=33+205-53=907-(950-414)=492-392+206=38×3+210=402-293=177+119=857-258=385-50-279=526×2=247-134=215-198+298=893+(615-432)=578-249+88=898+91+943=134×(449-444)=446-53-343=454-(279-194)=758-(575+113)=616-218-168=472-416+328=379+(742-729)=83-(334-320)=27+27=965+666+752=111+127×2=177-26×5=4/8-3/8=138-(132-105)=517×(860-855)=506-407=208-62+215=246×6=60×(307-303)=372-(354-314)=189+85×3=656+774+137=255-(432-190)=394+16-407=286+996-70=305×2+510=954+(676-401)=406-168+110=91-(57+27)=384-22×4=633×(631-627)=4/7+2/7=23+(252-48)=50×(272-265)=304-225=80+38+118=811+281-570=877-508+437=156×3-47=463-(363-277)=426-260=334×2=6/9+3/9=704+825+998=429-79×4=487+114×5=394+913-893=654-(169+362)=342-(344-73)=481+(384-337)=236-207=995×5=516×7=554-(362+156)=28×(381-376)=856+43-622=2/5+3/5=814-502+416=909-678-50=729×4-908=518-51-348=17+120×4=203×4+60=888-(839-373)=467-422=665×9=467-27=115×4+170=336-304=254-(148-146)=710+23+195=235-109+91=327×3-109=363-54×2=241×(303-299)=765-(383+137)=259-111-124=60×6=208-(181+24)=153×5=140×(536-529)=450+(427-13)=121+189+33=792+559-914=694+421-186=768-257×2=3/6-2/6=221×(315-312)=550-132-133=979-847-14=485×6=4/7-1/7=83×5+53=304-36×2=766-40×4=451+54×5=996×2=532+(550-85)=6/10+4/10=39×6=886+23×5=170+33=520+581+85=631+203=222-(62+28)=182+276=407-13×6=214-(140-11)=117+322=64×(71-66)=683×(513-510)=679-388=433+175+272=277+351+312=150+475=337+(235-78)=492-226+68=440+(311-149)=469-(293+49)=104×5-310=71+56-41=63+(208-18)=848×5-308=115×(848-840)=317+(71-36)=966-(176+213)=723+(738-301)=83+280-16=773+219-546=686-57=656×3=37+622-207=300-213-31=523+316-519=316-37×2=500-79+31=251+(251-185)=107×4=409+74×4=337-203=329-70+128=612-99×3=19+24=101×(45-39)=879-804=34×5=930-(184+249)=420+89=408-(21+52)=129×(291-285)=35+(415-116)=422-327=259-(246-129)=163-(448-308)=139×4+594=859-467=31×(239-234)=780-175×2=92×3=384×(561-552)=41+(568-385)=411-(959-865)=589+(441-170)=799+185-447=284×9-134=368-(22+294)=63×4+33=43×8=70-43+356=30×5=126×7=177+259-388=348×2-429=176+70=990-145×6=331+397=230-(608-503)=281+(976-150)=23+472-163=229-24×4=193-(374-372)=158+(412-110)=757-39-133=877+374=311-248-20=601+475+807=40+135=659-70=902+175-51=250+232-328=964+458+251=272-99-158=313-223-35=367+(773-284)=571×4=966-(56+687)=424-(126+242)=338+813+570=100×6-418=413-26×5=788-269+933=110×2-175=74+(541-465)=340+(259-49)=25×(185-179)=496+55+56=409+(276-32)=415-188-184=1/7+5/7=338-48-189=155+247-72=205+226=883-(326+27)=607-(151+150)=1/3+2/3=214+176+518=363-102×2=847-456-137=411-(190+170)=463-77×6=435+631+99=485-(78+86)=102+66+727=325+453=638×7-496=812+228-966=679×6-48=98+108=255+35+265=52+172×3=487-96×5=764-274-307=221-(82-64)=531+(468-112)=375+969=307×2+724=162+(625-332)=598-(190+272)=164+293=854-757=837-436=990×4=842-(998-474)=490+(939-151)=94+184=261-218+272=5/7-1/7=3/7-2/7=579-(34+351)=219-155=451-324+222=781-(286+113)=398-340-54=714-276-360=703×8=25+190×4=55×5-190=441+(343-14)=429-115-95=225×5-274=133×(129-124)=908+(317-100)=228×(370-366)=289+129-56=97×9+451=69×(274-269)=802-339+499=637×8=983-398-19=302+(194-52)=463-(254+122)=218+(987-503)=691-(204+235)=94+(325-272)=264×3+995=422-225=844+324-707=552×4-647=691-28×8=410-183+157=141×(494-489)=399-263-27=955×(460-456)=187+630+997=114-104+158=498×2=271-152+210=435+653-349=275×(21-18)=438+837-665=273×(672-666)=218×(49-45)=221+884+864=42×6+144=846-123-256=209×2-115=462-(791-334)=53×(369-362)=948-111×4=62×4-157=381-18×2=481-(170+93)=63×8-460=654×3-880=676×(501-493)=983-78-469=144+295-212=411-(136+91)=129-38+437=563+323×2=348+(308-174)=574+325+29=93+(163-152)=421+415+733=8/10-2/10=619×7-113=19×4=809-331×2=475+(302-212)=398×(296-292)=152+277=367-(65-34)=487-79-155=444+790+230=376+(92-47)=47+281=656-(453-154)=881-(712-50)=673+168+332=158×4=485+451+762=24+451-296=935-(21+87)=148+87+732=205+(490-309)=219-(589-486)=546×(509-503)=399+74=848+(911-201)=770-91+35=518+934+947=208-91+140=642+389-413=289-(152+36)=363-(400-319)=151×6=413-35×8=80×3=319+104×7=781-(690-375)=220-174=137-34+396=637+414=298-13×2=857+893+383=323+88=288+70-28=202-22×3=340-14×8=960-830+110=13+158+149=489-156-314=361-99=229×3-248=788-17×7=12×7=829-(355+366)=402+13+147=666×3-451=655-113×4=937-251-371=361+784+691=157×6=76+362-405=119+348=98×4=373-34-80=353+84-266=41×6+456=574+100=67+400×2=424-(389-261)=19×9=112×5+296=740-(447-235)=756-14-620=358-(211+71)=281-181=432×(235-226)=62×2+392=689+127×2=919×(58-51)=273-(461-439)=487-(384-289)=426-168-52=348×2+405=263×9=187×5+307=46×3=695+896-224=753-351+634=619-542+839=367-283+216=457-387+21=620+(653-427)=2/5-1/5=999-140×3=481-18-67=668×6-930=236-195=67×5+173=140+253+14=94×2-51=570-523+930=33×(21-18)=333+109-58=162-76-15=415×9-613=189×3=45+677-234=108×7-153=617-171=183-112=348+13-164=39+264+148=999-575-417=460+219+547=522+37+67=385+(366-52)=443+112+14=590-63×3=489-100-322=253-(427-218)=45×9=3/10-1/10=39+441-301=936-(949-151)=89×5+174=498×(81-77)=448×6=318×2-361=396+779=11×4=955-454+90=248+(331-330)=117×(373-367)=481×9-479=48+42=729×4=722-108-505=78×(138-133)=147×(256-252)=512-(474-89)=414-328=857-(118+308)=129+161×5=338+(569-147)=936-100=287+38×4=280×(250-247)=250×3-561=374-234+265=916-102+166=323-(435-396)=657-127+747=146+453+153=765-611=156+105×7=954+842=439-(310+58)=170×(478-473)=350+554=883×3-914=22×6=747-418=203-195+166=837×(666-662)=11+929+32=198×6-907=815+347+840=450-171-79=642-(636-199)=104×2+79=1/5+3/5=306+438=498×2-185=392+(779-361)=227+298×3=118-(25+18)=588+238-359=407×2=293+40-84=475×5=178-(357-212)=428-177-38=419×2=70+418=886-(20+126)=262×9-850=426-332+356=202+109×5=448-36×7=333-308+316=786+927-651=871×5-70=926-(55+452)=739+246=523-(622-479)=481-16×7=289×6=198-30-168=844-(51+159)=826+(495-82)=42×8-218=455-72=761-(415+105)=427-(330-109)=69×2+168=729-114×3=857-587+269=882-59-553=261-201=287×2-275=322+(730-650)=71+60=468-(146+108)=143+386=124+197=493-(96+12)=28+49=20+724-238=665×3-317=958-46=41×2=210×3=119×8=961×(955-950)=753-292-456=302-264+352=352×2-387=390+74-32=872-656+134=43×5+387=82×8-388=239-23+266=938-(162+148)=530+545+710=249×4=830-(514+280)=146+(268-23)=186-100=5/8+3/8=373+71-366=318×3+379=931×(578-572)=353-(435-104)=938-(530-487)=350×2-568=7/8-1/8=374-38×7=437-(93+169)=888-499-345=743-105×4=492-(155+216)=728+(635-20)=146+245-304=417-412+634=488-199×2=395-47×5=239-88×2=246-77+46=132-23=199+17-135=870-(599-184)=44×5-144=101+30=572-339=940+627+829=140+167=874-18=332×2+838=871-(987-797)=126×(111-107)=317+90=169×4-663=95-17×2=102×4+259=755-80-546=669+(870-581)=348-(241+19)=263-41×4=174-94+52=838-658=200-29×5=826+226-992=103×7-69=964-10-386=184×(522-518)=116+70×2=901-314=341+(314-182)=245+152-151=336+168+337=15×(466-463)=83+566+978=484+72×5=74×5=276+184-148=192+87-88=69-(87-65)=561+951-392=127×7-422=875×9-177=60×5+319=884-(854-54)=85×8-139=802-(650-422)=627+983-542=393-30-278=77+261+76=927-154×4=473-101=287-85×2=252-42=497+48×2=70+(360-357)=403-293-23=817×(213-210)=47×(265-256)=425-(352-333)=193-189+47=395-29×6=375-(87+138)=880-209=842×4=239+170-168=878-125×5=955-858+809=867+593+827=813-76-28=374×9-317=436-426=127+106×8=411-24×2=401-266+340=422-(138+104)=412-(497-164)=462-(185+259)=199-162+116=221-(44+101)=3/9+5/9=399-(37+348)=396-37-264=180-78-75=15+238-192=174-122=853+738=922-17-511=631+361-534=166×3-330=14+225+178=571-277=920-122×4=212+57+64=503-(364-330)=139+39×8=903×(330-323)=335+(343-274)=381-(113+11)=65×9-285=136+107=287-47×4=456-99+928=227-205=729-44=239×(86-82)=547-13×6=577-(838-708)=347-(188+59)=366×2-694=964-(174+139)=404+(391-286)=258-142+87=418+(273-166)=130+464=359+124+151=894×7-871=368-(911-564)=277+105-306=參考答案94+(93-67)=120639-(661-607)=585988×(872-866)=5928137+155=292562-133=429462×2-308=616418+562-636=34493×8-439=30571×2+845=987996-30×8=756410-(472-126)=64295-120+801=976212-87×2=38784-622-28=134591×4=2364442-(380-237)=29963×5+185=500215+51=266414×5=2070482+240=722415+(242-236)=421486-(126+207)=153985×(142-137)=4925233-(23+193)=17582-317+46=311400-302=98131×3=393124×(238-235)=372478+333+254=1065854-118×2=618784-561+763=986742-62×6=370154×6-924=0264+32+185=48173+242=315137+313-67=383343-35×8=63358-25-31=302812×(124-121)=24362/7-1/7=1/7421+22-132=311385-63×3=196280-(398-221)=103846×6-168=4908488+673=1161120-(692-597)=25956-500+732=1188117-(315-292)=9439×6+471=705289-46×5=59455-24=431147-(484-483)=146978×(804-798)=5868141-(185-124)=8074×9=666817+286=1103436-51-275=110481-(407+67)=7653+216=869351-132=219240+(977-837)=380351+(376-338)=389474+399+728=1601817+509-260=1066373+962-869=466384-234=150268×6-707=901594×(722-716)=3564126+498+47=67159×2=118802-70×9=172165×(659-654)=825207+137×2=481606+420=1026737-483=254416+214+337=967452-78=37466+869+18=953356+121+34=511233-108-76=49277+198=475958-20-341=59721×5=105705+(744-20)=142918×2=36283×2+768=1334503-36-116=351995-195-777=23327-248+556=635221+58=279301+(498-477)=322391+72=46362+757+88=907117+86×3=375727-(260-95)=562594-437=157972+460×2=1892988+290×3=1858714-433=28162-19=43212-73-40=9924×4+28=1241/8+6/8=7/8584+577+96=1257922-877+842=887107×6-27=615312-(662-458)=108746×7-553=4669392-263=129870×2=1740257-(41+13)=203293+155=448157+20×5=257111+(529-121)=519731-(134+50)=547370-(50+306)=14739-64+450=1125657-428+78=307153+328-25=456381-(237+130)=14291+112=403617+534=1151704-305-395=4591-39×4=435197×(278-273)=985357+(948-330)=975141-27=11412+106×4=436523-(309-133)=347357+92=449176×3=528928+354+113=1395226+259=485725-721+781=7854/8-2/8=2/8199+300-116=383134×(159-152)=9381/7+2/7=3/7685-(35+548)=102128×9=1152184-(86+93)=5160+467+192=819235+110=345518×(188-185)=1554536×9-705=4119459-32×9=171294+245×2=7845/8+2/8=7/8313-39-59=215912-832+666=746494-159-16=319586+746+601=1933242-19×2=204146×(448-445)=438276+(182-23)=435135×(157-153)=540804×9-835=6401473-51×5=2182/9-1/9=1/9422×2-772=7248×6=28833+205-53=185907-(950-414)=371492-392+206=30638×3+210=324402-293=109177+119=296857-258=599385-50-279=56526×2=1052247-134=113215-198+298=315893+(615-432)=1076578-249+88=417898+91+943=1932134×(449-444)=670446-53-343=50454-(279-194)=369758-(575+113)=70616-218-168=230472-416+328=384379+(742-729)=39283-(334-320)=6927+27=54965+666+752=2383111+127×2=365177-26×5=474/8-3/8=1/8138-(132-105)=111517×(860-855)=2585506-407=99208-62+215=361246×6=147660×(307-303)=240372-(354-314)=332189+85×3=444656+774+137=1567255-(432-190)=13394+16-407=3286+996-70=1212305×2+510=1120954+(676-401)=1229406-168+110=34891-(57+27)=7384-22×4=296633×(631-627)=25324/7+2/7=6/723+(252-48)=22750×(272-265)=350304-225=7980+38+118=236811+281-570=522877-508+437=806156×3-47=421463-(363-277)=377426-260=166334×2=6686/9+3/9=1704+825+998=2527429-79×4=113487+114×5=1057394+913-893=414654-(169+362)=123342-(344-73)=71481+(384-337)=528236-207=29995×5=4975516×7=3612554-(362+156)=3628×(381-376)=140856+43-622=2772/5+3/5=1814-502+416=728909-678-50=181729×4-908=2008518-51-348=11917+120×4=497203×4+60=872888-(839-373)=422467-422=45665×9=5985467-27=440115×4+170=630336-304=32254-(148-146)=252710+23+195=928235-109+91=217327×3-109=872363-54×2=255241×(303-299)=964765-(383+137)=245259-111-124=2460×6=360208-(181+24)=3153×5=765140×(536-529)=980450+(427-13)=864121+189+33=343792+559-914=437694+421-186=929768-257×2=2543/6-2/6=1/6221×(315-312)=663550-132-133=285979-847-14=118485×6=29104/7-1/7=3/783×5+53=468304-36×2=232766-40×4=606451+54×5=721996×2=1992532+(550-85)=9976/10+4/10=139×6=234886+23×5=1001170+33=203520+581+85=1186631+203=834222-(62+28)=132182+276=458407-13×6=329214-(140-11)=85117+322=43964×(71-66)=320683×(513-510)=2049679-388=291433+175+272=880277+351+312=940150+475=625337+(235-78)=494492-226+68=334440+(311-149)=602469-(293+49)=127104×5-310=21071+56-41=8663+(208-18)=253848×5-308=3932115×(848-840)=920317+(71-36)=352966-(176+213)=577723+(738-301)=116083+280-16=347773+219-546=446686-57=629656×3=196837+622-207=452300-213-31=56523+316-519=320316-37×2=242500-79+31=452251+(251-185)=317107×4=428409+74×4=705337-203=134329-70+128=387612-99×3=31519+24=43101×(45-39)=606879-804=7534×5=170930-(184+249)=497420+89=509408-(21+52)=335129×(291-285)=77435+(415-116)=334422-327=95259-(246-129)=142163-(448-308)=23139×4+594=1150859-467=39231×(239-234)=155780-175×2=43092×3=276384×(561-552)=345641+(568-385)=224411-(959-865)=317589+(441-170)=860799+185-447=537284×9-134=2422368-(22+294)=5263×4+33=28543×8=34470-43+356=38330×5=150126×7=882177+259-388=48348×2-429=267176+70=246990-145×6=120331+397=728230-(608-503)=125281+(976-150)=110723+472-163=332229-24×4=133193-(374-372)=191158+(412-110)=460757-39-133=585877+374=1251311-248-20=43601+475+807=188340+135=175659-70=589902+175-51=1026250+232-328=154964+458+251=1673272-99-158=15313-223-35=55367+(773-284)=856571×4=2284966-(56+687)=223424-(126+242)=56338+813+570=1721100×6-418=182413-26×5=283788-269+933=1452110×2-175=4574+(541-465)=150340+(259-49)=55025×(185-179)=150496+55+56=607409+(276-32)=653415-188-184=431/7+5/7=6/7338-48-189=101155+247-72=330205+226=431883-(326+27)=530607-(151+150)=3061/3+2/3=1214+176+518=908363-102×2=159847-456-137=254411-(190+170)=51463-77×6=1435+631+99=1165485-(78+86)=321102+66+727=895325+453=778638×7-496=3970812+228-966=74679×6-48=402698+108=206255+35+265=55552+172×3=568487-96×5=7764-274-307=183221-(82-64)=203531+(468-112)=887375+969=1344307×2+724=1338162+(625-332)=455598-(190+272)=136164+293=457854-757=97837-436=401990×4=3960842-(998-474)=318490+(939-151)=127894+184=278261-218+272=3155/7-1/7=4/73/7-2/7=1/7579-(34+351)=194219-155=64451-324+222=349781-(286+113)=382398-340-54=4714-276-360=78703×8=562425+190×4=78555×5-190=85441+(343-14)=770429-115-95=219225×5-274=851133×(129-124)=665908+(317-100)=1125228×(370-366)=912289+129-56=36297×9+451=132469×(274-269)=345802-339+499=962637×8=5096983-398-19=566302+(194-52)=444463-(254+122)=87218+(987-503)=702691-(204+235)=25294+(325-272)=147264×3+995=1787422-225=197844+324-707=461552×4-647=1561691-28×8=467410-183+157=384141×(494-489)=705399-263-27=109955×(460-456)=3820187+630+997=1814114-104+158=168498×2=996271-152+210=329435+653-349=739275×(21-18)=825438+837-665=610273×(672-666)=1638218×(49-45)=872221+884+864=196942×6+144=396846-123-256=467209×2-115=303462-(791-334)=553×(369-362)=371948-111×4=50462×4-157=91381-18×2=345481-(170+93)=21863×8-460=44654×3-880=1082676×(501-493)=5408983-78-469=436144+295-212=227411-(136+91)=184129-38+437=528563+323×2=1209348+(308-174)=482574+325+29=92893+(163-152)=104421+415+733=15698/10-2/10=6/10619×7-113=422019×4=76809-331×2=147475+(302-212)=565398×(296-292)=1592152+277=429367-(65-34)=336487-79-155=253444+790+230=1464376+(92-47)=42147+281=328656-(453-154)=357881-(712-50)=219673+168+332=1173158×4=632485+451+762=169824+451-296=179935-(21+87)=827148+87+732=967205+(490-309)=386219-(589-486)=116546×(509-503)=3276399+74=473848+(911-201)=1558770-91+35=714518+934+947=2399208-91+140=257642+389-413=618289-(152+36)=101363-(400-319)=282151×6=906413-35×8=13380×3=240319+104×7=1047781-(690-375)=466220-174=46137-34+396=499637+414=1051298-13×2=272857+893+383=2133323+88=411288+70-28=330202-22×3=136340-14×8=228960-830+110=24013+158+149=320489-156-314=19361-99=262229×3-248=439788-17×7=66912×7=84829-(355+366)=108402+13+147=562666×3-451=1547655-113×4=203937-251-371=315361+784+691=1836157×6=94276+362-405=33119+348=46798×4=392373-34-80=259353+84-266=17141×6+456=702574+100=67467+400×2=867424-(389-261)=29619×9=171112×5+296=856740-(447-235)=528756-14-620=122358-(211+71)=76281-181=100432×(235-226)=388862×2+392=516689+127×2=943919×(58-51)=6433273-(461-439)=251487-(384-289)=392426-168-52=206348×2+405=1101263×9=2367187×5+307=124246×3=138695+896-224=1367753-351+634=1036619-542+839=916367-283+216=300457-387+21=91620+(653-427)=8462/5-1/5=1/5999-140×3=579481-18-67=396668×6-930=3078236-195=4167×5+173=508140+253+14=40794×2-51=137570-523+930=97733×(21-18)=99333+109-58=384162-76-15=71415×9-613=3122189×3=56745+677-234=488108×7-153=603617-171=446183-112=71348+13-164=19739+264+148=451999-575-417=7460+219+547=1226522+37+67=626385+(366-52)=699443+112+14=569590-63×3=401489-100-322=67253-(427-218)=4445×9=4053/10-1/10=2/1039+441-301=179936-(949-151)=13889×5+174=619498×(81-77)=1992448×6=2688318×2-361=275396+779=117511×4=44955-454+90=591248+(331-330)=249117×(373-367)=702481×9-479=385048+42=90729×4=2916722-108-505=10978×(138-133)=390147×(256-252)=588512-(474-89)=127414-328=86857-(118+308)=431129+161×5=934338+(569-147)=760936-100=836287+38×4=439280×(250-247)=840250×3-561=189374-234+265=405916-102+166=980323-(435-396)=284657-127+747=1277146+453+153=752765-611=154156+105×7=891954+842=1796439-(310+58)=71170×(478-473)=850350+554=904883×3-914=173522×6=132747-418=329203-195+166=174837×(666-662)=334811+929+32=972198×6-907=281815+347+840=2002450-171-79=200642-(636-199)=205104×2+79=2871/5+3/5=4/5306+438=744498×2-185=811392+(779-361)=810227+298×3=1121118-(25+18)=75588+238-359=467407×2=814293+40-84=249475×5=2375178-(357-212)=33428-177-38=213419×2=83870+418=488886-(20+126)=740262×9-850=1508426-332+356=450202+109×5=747448-36×7=196333-308+316=341786+927-651=1062871×5-70=4285926-(55+452)=419739+246=985523-(622-479)=380481-16×7=369289×6=1734198-30-168=0844-(51+159)=634826+(495-82)=123942×8-218=118455-72=383761-(415+105)=241427-(330-109)=20669×2+168=306729-114×3=387857-587+269=539882-59-553=270261-201=60287×2-275=299322+(730-650)=40271+60=131468-(146+108)=214143+386=529124+197=321493-(96+12)=38528+49=7720+724-238=506665×3-317=1678958-46=91241×2=82210×3=630119×8=95296