三年級(jí)數(shù)學(xué)(上)計(jì)算題專(zhuān)項(xiàng)練習(xí)附答案集錦

三年級(jí)數(shù)學(xué)(上)計(jì)算題專(zhuān)項(xiàng)練習(xí)附答案集錦114+(100-31)=859+59×8=414-45=462+914-395=651-(275-245)=631+105-88=28×2+133=100×(102-97)=691-66×2=158×9=1/7+5/7=919-216=137+162-190=354-23×2=110+805-552=257-224+157=840×6-621=692×3-623=4/8-2/8=525-(102+280)=343×2-350=869+654-718=297-77-157=860+244-116=145+255×3=203-26×3=375-22-134=500+685=365+367×2=106+75+605=22×5=411-(149-88)=727-630=429-424+17=637×8-375=829×(199-192)=471×2=119-(263-212)=371-349=562+519+10=426-(36+23)=204×4-465=401-381=329-61=114-26+373=455-54×3=434-19×4=422×(670-664)=204+87=952-60×6=562×7-519=210+273-263=286-(428-195)=825+(290-68)=670-511+202=482×2-875=133×(393-389)=554-(282-25)=121+841+56=18+951-779=793-213=76+356=848+389-887=32+(652-236)=146+344=140-(472-368)=112+(492-293)=31×(349-344)=664×7=240×2+186=153+30=364-21-54=73+378=467+102+649=4/7+3/7=78+(172-42)=232-220=429-(486-474)=926-712-121=167-(494-358)=342-(231+105)=452×7-605=112+187-185=442+463=146+56-55=855-(275+273)=245+25×7=387+33×3=849+828+528=417+436+685=935-(976-315)=222×3-40=276-(168+41)=816×2-16=769-567+479=931-406-447=327-106-212=266+267+121=91×7+193=738×3-270=874×(187-179)=45×7+69=751-297×2=722-221+215=99-99+414=439×(396-392)=819-(470-75)=146+(480-176)=681+47+151=78+(210-143)=401-281+327=88×5=409-30×6=447+287×3=52-(411-395)=994-167-704=371-(417-302)=364-115×2=609-133×2=34×5+350=57×7=94+(374-164)=494+63×6=677×7=118-(113-31)=945+22+277=453-(364-22)=442-46-220=507×3-29=53×(46-37)=218+11×8=939×(232-223)=188-(422-418)=704-(717-230)=818+561-673=796+994=544-106-388=680-463=436+58+133=370-147-92=104+599=126+(262-145)=393-42×6=356-182+260=617×(530-527)=877-32×8=442-131×2=604×(411-404)=3/10+7/10=372+12-284=145×(99-90)=943+(918-397)=638-153=18×2+744=56×6+432=489-177-98=856-576-253=43×(495-487)=245×3-344=159×(432-428)=640-69×8=711+452-719=70+(818-649)=478+(644-515)=932×5=952-(244+676)=626×9-342=463+138+851=809×(484-475)=482×2-700=479-(432-414)=310+173=462-256+33=465-(261-48)=751-(546+182)=124×(123-117)=99×7-450=306-(58+50)=894-538+988=538+56+347=945-486-416=488-75×5=31+193-219=334-264+106=267+135-173=65×(651-646)=462-284+162=466-(353+10)=385-(487-147)=712-275-357=162×5+293=384-47-278=371+(352-127)=446+415+24=444+52+73=381-(523-300)=121+163-147=993-111×4=166+270=131+(946-461)=95×7=212×3=512×7-808=243-45-177=864-549+406=368×2-630=104×8-469=145+43=821×(419-415)=989×5=326+(312-48)=469-(185+151)=958-102×5=419+675+741=170+251-211=344-(154+41)=406-344-52=613-(595-540)=147×8-80=370+361-293=238+791=497-(220-77)=163+275=411-305-95=214×4-246=142×(85-80)=358-218=348+132-340=2/4-1/4=361+(456-395)=342-16×6=677-189=699-518+851=243+174=385+(465-146)=24+313×3=726-639=135×5-204=60×(74-66)=291+144=264-150=331-173=12+74×2=168+195×3=160×(285-282)=469+(633-379)=422-175×2=828-21×9=20×2+452=943+400×2=478-188+824=645+(869-241)=294+298+263=382-96-286=399-(496-185)=996-593=876-(195+19)=91×2=47+40=191×9=480-(30+124)=225-(99-11)=469-21×8=71×2+388=231+313+331=447-(15+213)=430-49-152=839-95×2=360-(80+153)=719×3-825=419-(660-490)=211+256-365=119+236=538×(624-617)=193-(68+47)=499-38×6=577-412=93+363×2=114+656=334-39×6=768-(962-525)=203×4+62=813+775=351-85-74=477-(440-129)=281+(117-41)=575+104+70=195×(418-413)=934+10-234=55×(67-59)=80+51=341-56+446=45+96+119=869×8-561=146×3-44=432-95+25=439-105=63+(373-100)=757×(396-390)=322-(478-373)=429-(374+18)=566×2-620=130×5-45=195-(378-377)=660+130+97=219+(499-144)=419+269×2=62+(352-148)=846-270-475=585+191+405=600+107-312=3/6-2/6=85×4+229=118+34=999-(589+149)=105-31-39=115-18=111×9=742+209×2=29+163=414-103-272=338-(202-176)=690-(530-45)=272-(125+42)=473-433=354+(393-257)=445×2=332-(431-394)=781-411=981-48×9=694-637+959=467-33×5=350+71=499-355+248=416-146=270×2-272=359×6-273=386-(308+54)=309×3+568=272+(431-350)=369+123-430=184-34×2=334-142-37=354+202×2=2/8-1/8=183+232-303=238×(382-378)=302+631-112=775-151+169=275-161=100×6-376=226+738+29=254×(307-302)=419-(78+341)=681-42×9=776-(397+270)=846-155-405=359-59×3=188-51+699=350+755+981=275-(222-209)=97-61=645-(128+410)=297+(498-27)=148+27+789=660-542=761+793-99=40-38+183=302-121=194+300=245+239-376=756-49-216=527-88+386=105+104-166=379+(549-406)=115+359-248=227-(133+54)=615+348×2=816+318+566=42×8-303=534×6-760=101-11+364=894-657=349-183=14×4=668+27×7=519×2-872=304+582-56=905-134×2=470-170+962=8/10+2/10=858-470-178=516+970+360=482-297-60=38+300-212=303-168-72=14×8=794-14×8=448-50×4=938+(809-232)=935+196=213-100+339=379+(395-336)=228+125=631-566+231=919×6=153-13+14=778+757+469=423-366=114+467+364=472-169=994+383+370=193+418=700+609-178=332+(86-45)=331×3-258=736+(710-238)=145+86+42=435+17×6=181-62=776+(802-690)=107+334-354=337-205=18-(56-52)=493-263-99=279+(962-93)=804+906-33=122-16+60=181+277=205+73-80=639+426-630=60×3-133=784-24×3=77×5-129=777-345×2=172×3=698×(624-616)=380+115-209=110+330=243+79-150=175+250=74×5=221×4+888=599+814-28=332+593+908=27×5=743-(73+40)=292-218=161+69=602-236+578=139+634=780+247-268=900-(468+333)=46+18=251+226+110=999-(204+217)=29×(272-264)=86+278+163=190-181+20=228-209+852=211+(328-305)=80+117×5=908-67×6=236×4-212=407-(15+108)=188×4-124=916-468-369=269×(344-341)=821×(201-198)=370+(622-319)=890×4-376=546×(725-720)=406+(166-124)=152×3=470×2=474-308-10=233-232+465=274+(273-183)=326-(445-178)=200+95×5=242+248-215=190×9-374=465-(166+286)=42×5=245×2-426=647×3=467-94×3=316-41×2=465×5=174+232=383-(318+11)=749+(868-41)=40×(493-488)=18+(405-235)=65+850-418=260+(446-202)=266-(353-212)=898-(566+224)=170×4=462+712-229=348-269=413+(480-347)=415-(118+249)=323×2=177+228+113=279+958-543=692-558+480=289×5-626=14×8+739=817-(320+43)=755-(339+79)=656+(331-328)=177+15-148=446-121×2=25+(162-158)=463-108×2=983×8=472-(63+197)=391+51+302=13×6+351=305×(114-111)=313×(341-336)=408-(825-575)=20×(247-242)=233-23-147=457-27×6=79+310-134=813-196-42=391+109+262=255+73×4=427-(47+329)=414+222×2=475-(13+39)=181×2-42=2/6-1/6=340-130×2=496-(467-195)=247+188=161+283+322=154+245+559=106×3=908+364-806=87+137+636=558-(252+66)=91×4=256+326+272=82×5+367=322-89-229=323-25×7=800-90×2=479+444-300=242+135=5/7+2/7=298-180=379-69-175=841-(78+83)=411-73-215=152-(337-318)=264+90=554×5=129×6+63=130+182=444-(383-330)=421-(748-745)=205-(209-88)=610-249=804×(123-118)=398×8-352=207-(41+25)=400-(255-123)=518-370-39=19×6=956-147=46×8=245-85-37=172×2=757-422=124×5-562=577+(825-650)=928+413=430-57-15=2/3-1/3=267-(571-365)=82×6+946=448+70+388=123×(492-484)=146-(12+122)=482-329-18=372×(594-590)=711-(81-47)=472-168-152=416-123=378-(140+161)=767×(160-154)=174×4+962=439+700=400-(177+39)=59×(138-132)=614-403+966=927+502-172=510-103×4=416×3-403=376×5=799-(44+741)=574×5-501=404-(250+35)=394-337=76×5+199=289-(183+76)=183+247-300=335-280-41=489-68×6=247-210+73=88×2=360-273=205-32×3=616+821=876+622-460=379-(262+101)=488-(124+353)=3/6-1/6=224×2=2/6+4/6=521+394×2=327×(678-669)=3/6+2/6=967-567-352=481-186+99=32+59=486-(322-39)=313-(18+118)=545-(411-131)=769-605=251×3+15=887+72×7=260+(467-295)=254+110+168=833-782=586×5=893+95+409=259+(965-898)=308-91=241-154+377=820-(338+161)=12×(445-439)=135+243-174=851×(345-339)=327-34-149=81×2=69×9=159×2-318=147-73+307=90+197+622=7/9-1/9=436+56-207=779×(712-706)=955-136-205=559-67×4=329×5=144+132=542+708-246=316-148=392-310-41=450-(281-46)=188+231=1/6+3/6=223-24×5=806+211+791=801-(566+151)=662-28×2=94×2-49=449+(375-67)=124×(497-492)=449-(451-253)=1/8+4/8=150×5-32=907-576+625=262-(659-464)=69×(193-186)=474+797+414=124+107×2=632+(302-255)=914-(658-496)=396-(30+40)=395-68×4=448-256=6/10-4/10=411+835+465=433-326+170=236+504+265=286×2-547=931-745+445=61+94×5=290-36×2=404+(255-120)=246-89-67=575-(105+74)=284+122-314=866-495=877-(57+187)=333+220+194=143+109+928=648-(414-285)=760-456+577=134×(410-407)=120×7=446-55+82=845×9=157-22×2=449-174-258=183+247+800=363+724=824+959+80=177×3+191=185-115+417=137-61+303=599-523+440=8/10-2/10=749-293-108=801×5=418+(954-885)=2/6+3/6=984-837=634×9=289+557=294-117×2=935-452+342=482×3=662×2-196=530-72+840=94+200=87×5-207=843+773+788=708+450=412×2=132×7-691=466+(305-122)=129-64=719×7-339=659×(112-105)=227+(922-286)=882-703=108+371=148+337-85=422-(71+306)=294+117+283=898-375-374=181×4=494×3=499-206-246=810-426=496-(377+19)=142×4=166+885=20×(60-52)=414×(785-779)=126+235-217=804+503-311=518-(437-320)=306-(545-470)=423×2=304-130×2=908-503+129=857-(687-91)=608-151+521=187+202=449-29×7=129×(175-171)=710-205-109=830×(423-417)=912-424=145×(220-214)=675×(187-179)=135×3+119=921×5=123+892+213=435+378+142=4/9-1/9=260+288=184-164+59=330-(296-77)=72+65×5=98×3+36=185+582-244=431+623=281-14-258=452×7-53=229-118+320=6/10+4/10=426-19+19=314×(205-202)=531+366=401-75×3=225+(453-106)=146+(205-165)=855-(734-687)=625-(105+421)=92+21+808=395-223=822+794+948=924-102-185=465+215=14×(213-209)=157×6=19×3=827-160×5=498×2=295-174+212=130×6+704=498+(987-503)=175+(364-72)=475-40×2=528-297-132=421-156=60+(479-191)=596-238-205=985-(454-379)=14+(436-306)=241-72=285×3=989-901=312-155+288=215-123+816=600-(81+348)=32+(904-340)=462+282+153=448-(424-225)=658×2=570-148-30=492-453+174=360×2=711×8-101=414-18×6=1/4+2/4=430-235-39=807×(392-388)=47×6+362=85×(72-64)=876-59=403-37×8=304+155=275×3-256=837×2=39×(21-14)=282×3-216=496-404=334-85=445+161=168+276=276×2+418=5/7-1/7=367+111×2=316-(413-349)=330+62=21×7+111=332+66×6=911+(748-690)=204-190+64=147×4-161=241×3+691=719-399=924-(290+447)=858-(208+607)=568+94+172=參考答案114+(100-31)=183859+59×8=1331414-45=369462+914-395=981651-(275-245)=621631+105-88=64828×2+133=189100×(102-97)=500691-66×2=559158×9=14221/7+5/7=6/7919-216=703137+162-190=109354-23×2=308110+805-552=363257-224+157=190840×6-621=4419692×3-623=14534/8-2/8=2/8525-(102+280)=143343×2-350=336869+654-718=805297-77-157=63860+244-116=988145+255×3=910203-26×3=125375-22-134=219500+685=1185365+367×2=1099106+75+605=78622×5=110411-(149-88)=350727-630=97429-424+17=22637×8-375=4721829×(199-192)=5803471×2=942119-(263-212)=68371-349=22562+519+10=1091426-(36+23)=367204×4-465=351401-381=20329-61=268114-26+373=461455-54×3=293434-19×4=358422×(670-664)=2532204+87=291952-60×6=592562×7-519=3415210+273-263=220286-(428-195)=53825+(290-68)=1047670-511+202=361482×2-875=89133×(393-389)=532554-(282-25)=297121+841+56=101818+951-779=190793-213=58076+356=432848+389-887=35032+(652-236)=448146+344=490140-(472-368)=36112+(492-293)=31131×(349-344)=155664×7=4648240×2+186=666153+30=183364-21-54=28973+378=451467+102+649=12184/7+3/7=178+(172-42)=208232-220=12429-(486-474)=417926-712-121=93167-(494-358)=31342-(231+105)=6452×7-605=2559112+187-185=114442+463=905146+56-55=147855-(275+273)=307245+25×7=420387+33×3=486849+828+528=2205417+436+685=1538935-(976-315)=274222×3-40=626276-(168+41)=67816×2-16=1616769-567+479=681931-406-447=78327-106-212=9266+267+121=65491×7+193=830738×3-270=1944874×(187-179)=699245×7+69=384751-297×2=157722-221+215=71699-99+414=414439×(396-392)=1756819-(470-75)=424146+(480-176)=450681+47+151=87978+(210-143)=145401-281+327=44788×5=440409-30×6=229447+287×3=130852-(411-395)=36994-167-704=123371-(417-302)=256364-115×2=134609-133×2=34334×5+350=52057×7=39994+(374-164)=304494+63×6=872677×7=4739118-(113-31)=36945+22+277=1244453-(364-22)=111442-46-220=176507×3-29=149253×(46-37)=477218+11×8=306939×(232-223)=8451188-(422-418)=184704-(717-230)=217818+561-673=706796+994=1790544-106-388=50680-463=217436+58+133=627370-147-92=131104+599=703126+(262-145)=243393-42×6=141356-182+260=434617×(530-527)=1851877-32×8=621442-131×2=180604×(411-404)=42283/10+7/10=1372+12-284=100145×(99-90)=1305943+(918-397)=1464638-153=48518×2+744=78056×6+432=768489-177-98=214856-576-253=2743×(495-487)=344245×3-344=391159×(432-428)=636640-69×8=88711+452-719=44470+(818-649)=239478+(644-515)=607932×5=4660952-(244+676)=32626×9-342=5292463+138+851=1452809×(484-475)=7281482×2-700=264479-(432-414)=461310+173=483462-256+33=239465-(261-48)=252751-(546+182)=23124×(123-117)=74499×7-450=243306-(58+50)=198894-538+988=1344538+56+347=941945-486-416=43488-75×5=11331+193-219=5334-264+106=176267+135-173=22965×(651-646)=325462-284+162=340466-(353+10)=103385-(487-147)=45712-275-357=80162×5+293=1103384-47-278=59371+(352-127)=596446+415+24=885444+52+73=569381-(523-300)=158121+163-147=137993-111×4=549166+270=436131+(946-461)=61695×7=665212×3=636512×7-808=2776243-45-177=21864-549+406=721368×2-630=106104×8-469=363145+43=188821×(419-415)=3284989×5=4945326+(312-48)=590469-(185+151)=133958-102×5=448419+675+741=1835170+251-211=210344-(154+41)=149406-344-52=10613-(595-540)=558147×8-80=1096370+361-293=438238+791=1029497-(220-77)=354163+275=438411-305-95=11214×4-246=610142×(85-80)=710358-218=140348+132-340=1402/4-1/4=1/4361+(456-395)=422342-16×6=246677-189=488699-518+851=1032243+174=417385+(465-146)=70424+313×3=963726-639=87135×5-204=47160×(74-66)=480291+144=435264-150=114331-173=15812+74×2=160168+195×3=753160×(285-282)=480469+(633-379)=723422-175×2=72828-21×9=63920×2+452=492943+400×2=1743478-188+824=1114645+(869-241)=1273294+298+263=855382-96-286=0399-(496-185)=88996-593=403876-(195+19)=66291×2=18247+40=87191×9=1719480-(30+124)=326225-(99-11)=137469-21×8=30171×2+388=530231+313+331=875447-(15+213)=219430-49-152=229839-95×2=649360-(80+153)=127719×3-825=1332419-(660-490)=249211+256-365=102119+236=355538×(624-617)=3766193-(68+47)=78499-38×6=271577-412=16593+363×2=819114+656=770334-39×6=100768-(962-525)=331203×4+62=874813+775=1588351-85-74=192477-(440-129)=166281+(117-41)=357575+104+70=749195×(418-413)=975934+10-234=71055×(67-59)=44080+51=131341-56+446=73145+96+119=260869×8-561=6391146×3-44=394432-95+25=362439-105=33463+(373-100)=336757×(396-390)=4542322-(478-373)=217429-(374+18)=37566×2-620=512130×5-45=605195-(378-377)=194660+130+97=887219+(499-144)=574419+269×2=95762+(352-148)=266846-270-475=101585+191+405=1181600+107-312=3953/6-2/6=1/685×4+229=569118+34=152999-(589+149)=261105-31-39=35115-18=97111×9=999742+209×2=116029+163=192414-103-272=39338-(202-176)=312690-(530-45)=205272-(125+42)=105473-433=40354+(393-257)=490445×2=890332-(431-394)=295781-411=370981-48×9=549694-637+959=1016467-33×5=302350+71=421499-355+248=392416-146=270270×2-272=268359×6-273=1881386-(308+54)=24309×3+568=1495272+(431-350)=353369+123-430=62184-34×2=116334-142-37=155354+202×2=7582/8-1/8=1/8183+232-303=112238×(382-378)=952302+631-112=821775-151+169=793275-161=114100×6-376=224226+738+29=993254×(307-302)=1270419-(78+341)=0681-42×9=303776-(397+270)=109846-155-405=286359-59×3=182188-51+699=836350+755+981=2086275-(222-209)=26297-61=36645-(128+410)=107297+(498-27)=768148+27+789=964660-542=118761+793-99=145540-38+183=185302-121=181194+300=494245+239-376=108756-49-216=491527-88+386=825105+104-166=43379+(549-406)=522115+359-248=226227-(133+54)=40615+348×2=1311816+318+566=170042×8-303=33534×6-760=2444101-11+364=454894-657=237349-183=16614×4=56668+27×7=857519×2-872=166304+582-56=830905-134×2=637470-170+962=12628/10+2/10=1858-470-178=210516+970+360=1846482-297-60=12538+300-212=126303-168-72=6314×8=112794-14×8=682448-50×4=248938+(809-232)=1515935+196=1131213-100+339=452379+(395-336)=438228+125=353631-566+231=296919×6=5514153-13+14=154778+757+469=2004423-366=57114+467+364=945472-169=303994+383+370=1747193+418=611700+609-178=1131332+(86-45)=373331×3-258=735736+(710-238)=1208145+86+42=273435+17×6=537181-62=119776+(802-690)=888107+334-354=87337-205=13218-(56-52)=14493-263-99=131279+(962-93)=1148804+906-33=1677122-16+60=166181+277=458205+73-80=198639+426-630=43560×3-133=47784-24×3=71277×5-129=256777-345×2=87172×3=516698×(624-616)=5584380+115-209=286110+330=440243+79-150=172175+250=42574×5=370221×4+888=1772599+814-28=1385332+593+908=183327×5=135743-(73+40)=630292-218=74161+69=230602-236+578=944139+634=773780+247-268=759900-(468+333)=9946+18=64251+226+110=587999-(204+217)=57829×(272-264)=23286+278+163=527190-181+20=29228-209+852=871211+(328-305)=23480+117×5=665908-67×6=506236×4-212=732407-(15+108)=284188×4-124=628916-468-369=79269×(344-341)=807821×(201-198)=2463370+(622-319)=673890×4-376=3184546×(725-720)=2730406+(166-124)=448152×3=456470×2=940474-308-10=156233-232+465=466274+(273-183)=364326-(445-178)=59200+95×5=675242+248-215=275190×9-374=1336465-(166+286)=1342×5=210245×2-426=64647×3=1941467-94×3=185316-41×2=234465×5=2325174+232=406383-(318+11)=54749+(868-41)=157640×(493-488)=20018+(405-235)=18865+850-418=497260+(446-202)=504266-(353-212)=125898-(566+224)=108170×4=680462+712-229=945348-269=79413+(480-347)=546415-(118+249)=48323×2=646177+228+113=518279+958-543=694692-558+480=614289×5-626=81914×8+739=851817-(320+43)=454755-(339+79)=337656+(331-328)=659177+15-148=44446-121×2=20425+(162-158)=29463-108×2=247983×8=7864472-(63+197)=212391+51+302=74413×6+351=429305×(114-111)=915313×(341-336)=1565408-(825-575)=15820×(247-242)=100233-23-147=63457-27×6=29579+310-134=255813-196-42=575391+109+262=762255+73×4=547427-(47+329)=51414+222×2=858475-(13+39)=423181×2-42=3202/6-1/6=1/6340-130×2=80496-(467-195)=224247+188=435161+283+322=766154+245+559=958106×3=318908+364-806=46687+137+636=860558-(252+66)=24091×4=364256+326+272=85482×5+367=777322-89-229=4323-25×7=148800-90×2=620479+444-300=623242+135=3775/7+2/7=1298-180=118379-69-175=135841-(78+83)=680411-73-215=123152-(337-318)=133264+90=354554×5=2770129×6+63=837130+182=312444-(383-330)=391421-(748-745)=418205-(209-88)=84610-249=361804×(123-118)=4020398×8-352=2832207-(41+25)=141400-(255-123)=268518-370-39=10919×6=114956-147=80946×8=368245-85-37=123172×2=344757-422=335124×5-562=58577+(825-650)=752928+413=1341430-57-15=3582/3-1/3=1/3267-(571-365)=6182×6+946=1438448+70+388=906123×(492-484)=984146-(12+122)=12482-329-18=135372×(594-590)=1488711-(81-47)=677472-168-152=152416-123=293378-(140+161)=77767×(160-154)=4602174×4+962=1658439+700=1139400-(177+39)=18459×(138-132)=354614-403+966=1177927+502-172=1257510-103×4=98416×3-403=845376×5=1880799-(44+741)=14574×5-501=2369404-(250+35)=119394-337=5776×5+199=579289-(183+76)=30183+247-300=130335-280-41=14489-68×6=81247-210+73=11088×2=176360-273=87205-32×3=109616+821=1437876+622-460=1038379-(262+101)=16488-(124+353)=113/6-1/6=2/6224×2=4482/6+4/6=1521+394×2=1309327×(678-669)=29433/6+2/6=5/6967-567-352=48481-186+99=39432+59=91486-(322-39)=203313-(18+118)=177545-(411-131)=265769-605=164251×3+15=768887+72×7=1391260+(467-295)=432254+110+168=532833-782=51586×5=2930893+95+409=1397259+(965-898)=326308-91=217241-154+377=464820-(338+161)=32112×(445-439)=72135+243-174=204851×(345-339)=5106327-34-149=14481×2=16269×9=621159×2-318=0147-73+307=38190+197+622=9097/9-1/9=6/9436+56-207=285779×(712-706)=4674955-136-205=614559-67×4=291329×5=1645144+132=276542+708-246=1004316-148=168392-310-41=41450-(281-46)=215188+231=4191/6+3/6=4/6223-24×5=103806+211+791=1808801-(566+151)=84662-28×2=60694×2-49=139449+(375-67)=757124×(497-492)=620449-(451-253)=2511/8+4/8=5/8150×5-32=718907-576+625=956262-(659-464)=6769×(193-186)=483474+797+414=1685124+107×2=338632+(302-255)=679914-(658-496)=752396-(30+40)=326395-68×4=123448-256=1926/10-4/10=2/10411+835+465=1711433-326+170=277236+504+265=1005286×2-547=25931-745+445=63161+94×5=531290-36×2=218404+(255-120)=539246-89-67=90575-(105+74)=396284+122-314=92866-495=371877-(57+187)=633333+220+194=747143+109+928=1180648-(414-285)=519760-456+577=881134×(410-407)=402120×7=840446-55+82