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

三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦751-160-280=130×4+955=408+(422-366)=451+(207-157)=120×5+233=550×(810-805)=999-(248+285)=811-63×6=172+(250-90)=582+(534-28)=467×9-708=226+132+277=197+256=344+(388-162)=493-20+191=398-19=378-43×2=753×2-146=293+838=154+363=361+83-176=450-(47+203)=749×6=231-(587-525)=943-542+251=87×9=151×4-244=64+337×2=123×5-389=367×9-749=317-(195+79)=517-46×9=344-133-185=470-(533-442)=366+88-363=437-22×8=39×5=243+174+583=838+340=139+(222-136)=894-150-223=634-(893-414)=442+430=171+378+94=142+333-35=184×(390-387)=648×(53-49)=101×5=295-(480-304)=185+157-197=245+19×3=500-(29+152)=438-339+391=376×7-184=891×5=551-44×4=956-322=287-(206-161)=229×2-368=747+517-89=449-199-73=703×8-686=129×5-490=142×(332-325)=86+145×2=418+906-148=716-(869-672)=334-206+211=558-(899-402)=320-(340-296)=59+111=966-168×5=387-(171+36)=388-(39+300)=973-(268+106)=179+267+208=989-(49+128)=104×4=688-(841-215)=198-27=7/8-1/8=288+53-86=241×2=294-81=108×9+24=384-18×7=70+224=281+103=662-119=308-16-135=346+(329-136)=127-(484-438)=393-(134+23)=785×(481-473)=343×3-613=993-(339+537)=242+505-715=791-608-55=394-182-200=720×3=398×6-351=5/8+2/8=141+282-122=740-(215+126)=367-81+938=448-293=856-(57+456)=145+726=382-13-88=261+987-945=421×2-388=319-244+397=531+354-860=128+63×3=126×7-290=606-(842-831)=515×4-72=83-41+265=343-71=147+255-347=60×3-135=355-306=336×2-396=332×3-483=87-46-37=485-120-203=488-23×3=643-134×2=131+206=30×3=784+578+812=40×6-161=87+20=568×(176-173)=154+51=312+127=101×4=119×5=452+287+112=26×8+318=169+185+516=24×3=294-108-79=3/5-2/5=708-353=131×(352-347)=45+261=984-495=287×4=411-299+238=370+75=352-164=385+111×4=328×9=118×8=747-(747-639)=261-(122+21)=480+409=964×(351-344)=993-75-672=653+(473-389)=699+(828-203)=365×2+848=71×7=47×7=993-38-23=1/8+4/8=197×4-471=26×(333-328)=366×(45-37)=649+957+973=490+(373-282)=899-265=416×9=730×4=356×2+168=328-34×8=293-(337-135)=57+27+719=663-279-69=957+514-887=207-79=15×(294-291)=503+(511-272)=317-58×3=536-(950-911)=145+(981-26)=147×2+214=764-76-377=392-(224-158)=483+(107-84)=418-240=358-156=840-395=338-334+311=706+129=735-(112+608)=105-37×2=959×(53-46)=497-(51+365)=736+41+17=138+(534-337)=479+120=760-(231+145)=417-325=327+422=668-273=724-(591+62)=870-251+880=377+(573-433)=907-139+135=946-(730-173)=49×9-278=279-238=657-(25+252)=365-49×5=60×4=225×2+546=3/6-1/6=815+(851-829)=528+264+57=446-(135+267)=802+(760-261)=341-99×3=398-(348-290)=124+370=499-329+250=122×(401-397)=811-(330-296)=415-20=17×2=932-312+331=380+(282-35)=264×5=425×8-928=348+(795-161)=473×2+588=609-80×6=704-(424-205)=516×2=433-63=68+299=637×3-61=880-706-162=383×2=166-44-113=643×7=535+222+289=53×8=998×(114-108)=197-28×2=189+271×2=382-71×3=294-73×3=485-220×2=299-(461-382)=962-355=591×4-243=98+29+213=4/7-2/7=949-930+456=826+385-247=453-(265-160)=200×(72-69)=347-103=321+844+173=269-(225-164)=680×(528-519)=498-137×2=23+583+10=903-407=140+346=595×4-34=578×(254-247)=668-(160+111)=132+95=247+215+918=250-(125-86)=903-63=399+353+143=484+(130-34)=441-(70+191)=117-96=718×9-114=451+41×9=489+(274-11)=499-225-226=337+(479-296)=493+(102-60)=10+(330-195)=404-(315+22)=198+90×6=31×3=592-(943-604)=204×2+167=469-242=91×(166-162)=146-(37+42)=259-(214+16)=599+(490-426)=129-46+382=221-11×2=221-28=336+156=935-(571+246)=916×(623-616)=438-418+428=159-29=475×2-309=174+280-211=188+470=894×(532-523)=109+157+212=243+442=160-73+21=110+313+167=42×(308-303)=791-725+383=836-(505+252)=251+104-267=404-(981-973)=151×6=858+(568-309)=932-607-186=996-275=475-274-193=364+702+647=286-15×4=477-181+179=200×3+167=145×4+403=207+184-200=101×(341-334)=627-582+892=44×(310-303)=506-434=334×2+663=307-(748-629)=167×5=398-241+249=198+296-381=186+164=732+839+391=364+(419-349)=781+203+326=363-105+281=543+875-91=326-12×7=347-(207+115)=459+485-491=350-12×4=523+(537-509)=569+251+972=12+395+158=638+149×6=188+(809-355)=153×(235-231)=299×3-315=979+372+941=602×8=327-272=880-332=142×5-161=22×8+192=961-159×6=365+(72-37)=156-87=237-85-68=545-(509-266)=618-(15+204)=780-(639-240)=152×(463-458)=230×2-46=614+403+550=78×7=25+(470-443)=118+57=481-133+166=480+113×3=422-(247-108)=334×2=779-216×3=716+138=206-(19+176)=130-111+98=205×3=498+684-125=543-46+809=355-43×3=274+98-173=29×(148-139)=479-(115+81)=415-76-59=68+346-404=404-24×5=547-377=836+868+897=213+277+928=808+309=62×8+852=694+328×2=784×3-62=6/8+2/8=105+251=440-384-52=179×(438-433)=84×9-36=747×(52-43)=95×(98-91)=419-174=604+101×7=723+283+838=401+598-675=506-(13+319)=432-299+164=4/8-3/8=696×(183-179)=370-74×5=198+405+206=415-354=500-105+73=398+212=2/10-1/10=397+(262-155)=534-109×3=332×3=639-(980-829)=174+263=148-73=481-385+372=668-308+596=414-(61+171)=747-619+85=471×7-161=295-129=962×(873-867)=344-14×9=241-(88+130)=830-(727-198)=636+(495-138)=299-41-48=334×8-999=765-715=749-141-344=92+(415-96)=453+(318-27)=863+802-577=970×(529-526)=746×5-873=19×3+251=417-173-96=130×5-549=53×8-280=901-(307+555)=23×(191-184)=759-(171+220)=277-11-202=497-129-161=809×5=108×4=337-229+177=144-(200-131)=930-(315+59)=474-(186+47)=21×5=159×(485-479)=130+393+111=465-(159+276)=554-431=376+38×9=272+272+24=71×5+50=407-(64+121)=724+431=275+31-193=146+222=851-494=123-92=510-470=113+337=103×(142-134)=368-273+14=1/3+2/3=286-27×9=317-84×3=115+(241-91)=861-(360+280)=884+189+532=147+(799-189)=96×3=272×(907-899)=705×5-637=496-(353+12)=371-276-38=74-(302-301)=49+445-216=6/8-2/8=170-102-39=62×2=347-78+176=351×(393-384)=886+185×2=256×3-766=46-18+178=525-18-492=450-(210+114)=265-83+587=145×7=58×(831-824)=20+69=583-40×6=163×6-783=191+(567-489)=693-(655-370)=323×3=216×4-162=402+169×4=869+389-215=4/6-1/6=162-97+188=72×3+337=278+(646-506)=29×2=894+177-342=586-(73+508)=147×5+281=468-151+974=904-59×3=455×(667-663)=42×8-257=351+578+292=34+182-87=723×6-751=687+878-12=328+(450-378)=133+429=52+421-33=143+318+281=161+46=323-41×5=212-(270-219)=305×5-987=550+385-21=121-39×2=663-111=570×(533-530)=912×9=973-(799-103)=889-349+393=3/8+4/8=43+586+220=387+187×2=4/10-1/10=740-(274-34)=577+172-158=495-167-143=1/6+3/6=434-41×2=97×9+16=51+262=190-54=291-67-198=61×4=84+139+180=3/7+2/7=999-217+882=478-(28+273)=487-(495-336)=335+93=332-(192+16)=377×6=695×8=756-104×3=96×7-217=949-(442+45)=219-174+303=278+422=483-(456-369)=461-67-283=848-(122+31)=56+103×7=494-(200+276)=260+136=257+(497-111)=436×(713-706)=40+(348-74)=296-(205-125)=152+169-307=417+18-119=297+65×5=965-35×2=93×(34-28)=304+426+114=526×9-35=24×(263-256)=333+54-277=59×2=861-235+166=292+(189-151)=235+177=706×9=993×(634-628)=225+446=860-(790-425)=48+50×7=193-30×4=802-544-20=129+895-40=178-82×2=238+132-170=55×8-401=891+441-982=820×6-994=441-220=679-186×3=476+678+851=201+216×3=593-(426+85)=928-857+553=250+387+60=471+50+574=428+672+993=203+(425-317)=334-(472-212)=503+(905-177)=331-(207+24)=254-16-232=355+200+113=3/6+2/6=566+368+621=885-167-250=844-238=389×(898-889)=882-285×3=65+994-26=111×6=3/7-2/7=900-43×9=908-365-368=288-184+103=293×3=407-153-209=775+(108-63)=490-79+441=340×2=540-39×9=442-144×2=302+215+92=51-17=397×(154-149)=175+(744-132)=417+787=519-72-123=216+261-72=449×2-473=999×(682-677)=453-51-358=497×4-791=118+150=436-(153+215)=4/9+2/9=275-202+162=98×(391-387)=59-26+314=545-282=338×4-609=850-790=924-235×2=438+(357-60)=974-333-570=97-51+273=102×(495-492)=51+269-268=482-418-36=964-609+735=632+971-845=70+311-168=205-195+320=144+944+120=95×5+308=193+436×2=393-(48+182)=16+19=846-36-55=835-624-89=196+(326-233)=118+207-52=72+(406-399)=5/8-1/8=12+579+298=212-(478-296)=56+411-386=525+599-829=189×5=416-(323-158)=405-(367-342)=827-120×2=177×3+61=155×6-229=370+89+373=568+249-673=450-121+164=309-182-85=95×(987-979)=303-132+214=532-(742-648)=209+121+390=495+117=166+36×9=474-(317-309)=30×5+467=80+249-325=940+(552-300)=840-(307+216)=641-355+79=410-(207+132)=255+(323-144)=351×2-165=446-16-213=933-(259-141)=741×2=537×6-345=478+57×9=74×(19-11)=492-(94-65)=355-(382-144)=135+157×4=151×2+156=127+40-145=100+567-653=148+667+296=187+244×3=325+(208-11)=586×9=358-143-19=992-(653-486)=168×3+156=328-(241-60)=644-340=992-844+653=898-298-486=71×(362-353)=231-(258-79)=1/5+2/5=175+213+173=554-86×5=44+109=903×7-454=77×4-180=40×(142-138)=84×4+509=637-114-242=458-(155+150)=623-(678-309)=207-(303-282)=331+165=216×(428-425)=891-99-219=98×(349-343)=44×(204-197)=1/4+2/4=378-(497-367)=753-238+549=329-206=175×4+313=992+38×4=741-184=355-24×5=377-341+337=985+(360-219)=360-118=457×(364-357)=892+185×2=480-(148+59)=870-380-317=25+(898-862)=967-(12+23)=124-30×2=699-(210+317)=441+178×2=172×2=20×2+150=4/5-1/5=465-185×2=379+83+445=652-30×3=231+78=136+(327-110)=259+54×2=457-(179+120)=283-198+44=387-216-80=7/9+2/9=152+144+202=316+109-359=492+73+72=61×2=88+252=219-66=949-772=998+53+193=396-(567-473)=277+147=158+188=471-44×5=846+365-759=406-(554-179)=197-62×3=102+(382-38)=138×4-457=404-358=178×2=891+70+30=449-207-115=324-(485-464)=409+252+456=179×3-232=792+936=165×(768-765)=905-190-365=899+302=269+20-203=552+14+828=32+74=260×2=99×7-565=230-97-20=363+174=19+192×5=35-11×3=459-239+96=618+487-54=32×3-14=458-(190-149)=79+503-179=743-106×4=869-276-345=53×3+111=763-612+257=576+410-358=562-65×3=364+(162-29)=175+(714-648)=488+(941-385)=834-386+430=35×6+148=198×5=195+147=365-73=272-15-235=619-(535+74)=135+82+353=838-311×2=361-177-13=136-117=408+14-403=726-659+479=582×(865-862)=351×9-400=23×(389-380)=252+90+780=485-13-392=916×9=645+498-73=參考答案751-160-280=311130×4+955=1475408+(422-366)=464451+(207-157)=501120×5+233=833550×(810-805)=2750999-(248+285)=466811-63×6=433172+(250-90)=332582+(534-28)=1088467×9-708=3495226+132+277=635197+256=453344+(388-162)=570493-20+191=664398-19=379378-43×2=292753×2-146=1360293+838=1131154+363=517361+83-176=268450-(47+203)=200749×6=4494231-(587-525)=169943-542+251=65287×9=783151×4-244=36064+337×2=738123×5-389=226367×9-749=2554317-(195+79)=43517-46×9=103344-133-185=26470-(533-442)=379366+88-363=91437-22×8=26139×5=195243+174+583=1000838+340=1178139+(222-136)=225894-150-223=521634-(893-414)=155442+430=872171+378+94=643142+333-35=440184×(390-387)=552648×(53-49)=2592101×5=505295-(480-304)=119185+157-197=145245+19×3=302500-(29+152)=319438-339+391=490376×7-184=2448891×5=4455551-44×4=375956-322=634287-(206-161)=242229×2-368=90747+517-89=1175449-199-73=177703×8-686=4938129×5-490=155142×(332-325)=99486+145×2=376418+906-148=1176716-(869-672)=519334-206+211=339558-(899-402)=61320-(340-296)=27659+111=170966-168×5=126387-(171+36)=180388-(39+300)=49973-(268+106)=599179+267+208=654989-(49+128)=812104×4=416688-(841-215)=62198-27=1717/8-1/8=6/8288+53-86=255241×2=482294-81=213108×9+24=996384-18×7=25870+224=294281+103=384662-119=543308-16-135=157346+(329-136)=539127-(484-438)=81393-(134+23)=236785×(481-473)=6280343×3-613=416993-(339+537)=117242+505-715=32791-608-55=128394-182-200=12720×3=2160398×6-351=20375/8+2/8=7/8141+282-122=301740-(215+126)=399367-81+938=1224448-293=155856-(57+456)=343145+726=871382-13-88=281261+987-945=303421×2-388=454319-244+397=472531+354-860=25128+63×3=317126×7-290=592606-(842-831)=595515×4-72=198883-41+265=307343-71=272147+255-347=5560×3-135=45355-306=49336×2-396=276332×3-483=51387-46-37=4485-120-203=162488-23×3=419643-134×2=375131+206=33730×3=90784+578+812=217440×6-161=7987+20=107568×(176-173)=1704154+51=205312+127=439101×4=404119×5=595452+287+112=85126×8+318=526169+185+516=87024×3=72294-108-79=1073/5-2/5=1/5708-353=355131×(352-347)=65545+261=306984-495=489287×4=1148411-299+238=350370+75=445352-164=188385+111×4=829328×9=2952118×8=944747-(747-639)=639261-(122+21)=118480+409=889964×(351-344)=6748993-75-672=246653+(473-389)=737699+(828-203)=1324365×2+848=157871×7=49747×7=329993-38-23=9321/8+4/8=5/8197×4-471=31726×(333-328)=130366×(45-37)=2928649+957+973=2579490+(373-282)=581899-265=634416×9=3744730×4=2920356×2+168=880328-34×8=56293-(337-135)=9157+27+719=803663-279-69=315957+514-887=584207-79=12815×(294-291)=45503+(511-272)=742317-58×3=143536-(950-911)=497145+(981-26)=1100147×2+214=508764-76-377=311392-(224-158)=326483+(107-84)=506418-240=178358-156=202840-395=445338-334+311=315706+129=835735-(112+608)=15105-37×2=31959×(53-46)=6713497-(51+365)=81736+41+17=794138+(534-337)=335479+120=599760-(231+145)=384417-325=92327+422=749668-273=395724-(591+62)=71870-251+880=1499377+(573-433)=517907-139+135=903946-(730-173)=38949×9-278=163279-238=41657-(25+252)=380365-49×5=12060×4=240225×2+546=9963/6-1/6=2/6815+(851-829)=837528+264+57=849446-(135+267)=44802+(760-261)=1301341-99×3=44398-(348-290)=340124+370=494499-329+250=420122×(401-397)=488811-(330-296)=777415-20=39517×2=34932-312+331=951380+(282-35)=627264×5=1320425×8-928=2472348+(795-161)=982473×2+588=1534609-80×6=129704-(424-205)=485516×2=1032433-63=37068+299=367637×3-61=1850880-706-162=12383×2=766166-44-113=9643×7=4501535+222+289=104653×8=424998×(114-108)=5988197-28×2=141189+271×2=731382-71×3=169294-73×3=75485-220×2=45299-(461-382)=220962-355=607591×4-243=212198+29+213=3404/7-2/7=2/7949-930+456=475826+385-247=964453-(265-160)=348200×(72-69)=600347-103=244321+844+173=1338269-(225-164)=208680×(528-519)=6120498-137×2=22423+583+10=616903-407=496140+346=486595×4-34=2346578×(254-247)=4046668-(160+111)=397132+95=227247+215+918=1380250-(125-86)=211903-63=840399+353+143=895484+(130-34)=580441-(70+191)=180117-96=21718×9-114=6348451+41×9=820489+(274-11)=752499-225-226=48337+(479-296)=520493+(102-60)=53510+(330-195)=145404-(315+22)=67198+90×6=73831×3=93592-(943-604)=253204×2+167=575469-242=22791×(166-162)=364146-(37+42)=67259-(214+16)=29599+(490-426)=663129-46+382=465221-11×2=199221-28=193336+156=492935-(571+246)=118916×(623-616)=6412438-418+428=448159-29=130475×2-309=641174+280-211=243188+470=658894×(532-523)=8046109+157+212=478243+442=685160-73+21=108110+313+167=59042×(308-303)=210791-725+383=449836-(505+252)=79251+104-267=88404-(981-973)=396151×6=906858+(568-309)=1117932-607-186=139996-275=721475-274-193=8364+702+647=1713286-15×4=226477-181+179=475200×3+167=767145×4+403=983207+184-200=191101×(341-334)=707627-582+892=93744×(310-303)=308506-434=72334×2+663=1331307-(748-629)=188167×5=835398-241+249=406198+296-381=113186+164=350732+839+391=1962364+(419-349)=434781+203+326=1310363-105+281=539543+875-91=1327326-12×7=242347-(207+115)=25459+485-491=453350-12×4=302523+(537-509)=551569+251+972=179212+395+158=565638+149×6=1532188+(809-355)=642153×(235-231)=612299×3-315=582979+372+941=2292602×8=4816327-272=55880-332=548142×5-161=54922×8+192=368961-159×6=7365+(72-37)=400156-87=69237-85-68=84545-(509-266)=302618-(15+204)=399780-(639-240)=381152×(463-458)=760230×2-46=414614+403+550=156778×7=54625+(470-443)=52118+57=175481-133+166=514480+113×3=819422-(247-108)=283334×2=668779-216×3=131716+138=854206-(19+176)=11130-111+98=117205×3=615498+684-125=1057543-46+809=1306355-43×3=226274+98-173=19929×(148-139)=261479-(115+81)=283415-76-59=28068+346-404=10404-24×5=284547-377=170836+868+897=2601213+277+928=1418808+309=111762×8+852=1348694+328×2=1350784×3-62=22906/8+2/8=1105+251=356440-384-52=4179×(438-433)=89584×9-36=720747×(52-43)=672395×(98-91)=665419-174=245604+101×7=1311723+283+838=1844401+598-675=324506-(13+319)=174432-299+164=2974/8-3/8=1/8696×(183-179)=2784370-74×5=0198+405+206=809415-354=61500-105+73=468398+212=6102/10-1/10=1/10397+(262-155)=504534-109×3=207332×3=996639-(980-829)=488174+263=437148-73=75481-385+372=468668-308+596=956414-(61+171)=182747-619+85=213471×7-161=3136295-129=166962×(873-867)=5772344-14×9=218241-(88+130)=23830-(727-198)=301636+(495-138)=993299-41-48=210334×8-999=1673765-715=50749-141-344=26492+(415-96)=411453+(318-27)=744863+802-577=1088970×(529-526)=2910746×5-873=285719×3+251=308417-173-96=148130×5-549=10153×8-280=144901-(307+555)=3923×(191-184)=161759-(171+220)=368277-11-202=64497-129-161=207809×5=4045108×4=432337-229+177=285144-(200-131)=75930-(315+59)=556474-(186+47)=24121×5=105159×(485-479)=954130+393+111=634465-(159+276)=30554-431=123376+38×9=718272+272+24=56871×5+50=405407-(64+121)=222724+431=1155275+31-193=113146+222=368851-494=357123-92=31510-470=40113+337=450103×(142-134)=824368-273+14=1091/3+2/3=1286-27×9=43317-84×3=65115+(241-91)=265861-(360+280)=221884+189+532=1605147+(799-189)=75796×3=288272×(907-899)=2176705×5-637=2888496-(353+12)=131371-276-38=5774-(302-301)=7349+445-216=2786/8-2/8=4/8170-102-39=2962×2=124347-78+176=445351×(393-384)=3159886+185×2=1256256×3-766=246-18+178=206525-18-492=15450-(210+114)=126265-83+587=769145×7=101558×(831-824)=40620+69=89583-40×6=343163×6-783=195191+(567-489)=269693-(655-370)=408323×3=969216×4-162=702402+169×4=1078869+389-215=10434/6-1/6=3/6162-97+188=25372×3+337=553278+(646-506)=41829×2=58894+177-342=729586-(73+508)=5147×5+281=1016468-151+974=1291904-59×3=727455×(667-663)=182042×8-257=79351+578+292=122134+182-87=129723×6-751=3587687+878-12=1553328+(450-378)=400133+429=56252+421-33=440143+318+281=742161+46=207323-41×5=118212-(270-219)=161305×5-987=538550+385-21=914121-39×2=43663-111=552570×(533-530)=1710912×9=8208973-(799-103)=277889-349+393=9333/8+4/8=7/843+586+220=849387+187×2=7614/10-1/10=3/10740-(274-34)=500577+172-158=591495-167-143=1851/6+3/6=4/6434-41×2=35297×9+16=88951+262=313190-54=136291-67-198=2661×4=24484+139+180=4033/7+2/7=5/7999-217+882=1664478-(28+273)=177487-(495-336)=328335+93=428332-(192+16)=124377×6=2262695×8=5560756-104×3=44496×7-217=455949-(442+45)=462219-174+303=348278+422=700483-(456-369)=396461-67-283=111848-(122+31)=69556+103×7=777494-(200+276)=18260+136=396257+(497-111)=643436×(713-706)=305240+(348-74)=314296-(205-125)=216152+169-307=14417+18-119=316297+65×5=622965-35×2=89593×(34-28)=558304+426+114=844526×9-35=469924×(263-256)=168333+54-277=11059×2=118861-235+166=792292+(189-151)=330235+177=412706×9=6354993×(634-628)=5958225+446=671860-(790-425)=49548+50×7=398193-30×4=73802-544-20=238129+895-40=984178-82×2=14238+132-170=20055×8-401=39891+441-982=350820×6-994=3926441-220=221679-186×3=121476+678+851=2005201+216×3=849593-(426+85)=82928-857+553=624250+387+60=697471+50+574=1095428+672+993=2093203+(425-317)=311334-(472-212)=74503+(905-177)=1231331-(207+24)=100254-16-232=6355+200+113=6683/6+2/6=5/6566+368+621=1555885-167-250=468844-238=606389×(898-889)=3501882-285×3=2765+994-26=1033111×6=6663/7-2/7=1/7900-43×9=513908-365-368=175288-184+103=207293×3=879407-153-209=45775+(108-63)=820490-79+441=852340×2=680540-39×9=189442-144×2=154302+215+92=60951-17=34397×(154-149)=1985175+(744-132)=787417+787=1204519-72-123=324216+261-72=405449×2-473=425999×(682-677)=4995453-51-358=44497×4-791=1197118+150=268436-(153+215)=684/9+2/9=6/9275-202+162=23598×(391-387)=39259-26+314=347545-282=263338×4-609=743850-790=60924-235×2=454438+(357-60)=735974-333-570=7197-51+273=319102×(495-492)=30651+269-268=52482-418-36=28964-609+735=1090632+971-845=75870+311-168=213205-195+320=330144+944+120=120895×5+308=783193+436×2=1065393-(48+182)=16316+19=35846-36-55=755835-624-89=122196+(326-233)=289118+207-52=27372+(406-399)=795/8-1/8=4/812+579+298=889212-(478-296)=3056+411-386=81525+599-829=295189×5=945416-(323-158)=251405-(367-342)=380827-120×2=587177×3+61=592155×6-229=701370+89+373=832568+249-673=144450-121+164=493309-182-85=4295×(987-979)=760303-132+214=385532-(742-648)=438209+121+390=720495+117=612166+36×9=490474-(317-309)=46630