三年級數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦37+154×2=301+(87-29)=278+(272-78)=858-182×3=283-(36+109)=117+183-95=375-33×6=172+409=216×4-345=715+190-732=218+959=610-128-209=462×2-726=117×7=366-80×2=365+62-13=82+182+961=480+(909-739)=816+285+356=105×7+806=167-34+201=48×3+162=213×8=1/6+4/6=133×7-424=153×2=85×(243-240)=164+262=170+55=481-(20+129)=88×3+78=204×4=327+139=167×5+185=221+283=482-132-183=381-(36+329)=213×(226-222)=436-261+295=640-(965-527)=574-89-100=124×(563-558)=80×(246-242)=3/5-1/5=258×8-292=139+644+138=425-42×8=171+230=368×5=554+304+509=907+(389-238)=109+346-112=301-(115+172)=13+(248-139)=651-(471+37)=862-(248+529)=988-(32+914)=407-269+87=340+473=426+141+158=319+118-278=212+172×3=98×(34-27)=497-37-373=976+486-152=3/7+2/7=273×(200-197)=394-142=366×(926-922)=613+958-482=607×3=289-(303-137)=943-709-161=807-386+616=475-258+326=941-251×3=121×2+363=974-194=202-183+226=197×5+380=342+128=940-(286+244)=50+192=445-(398-327)=889-(15+37)=37+383-52=946-(314+57)=787-626=714-(866-179)=228+(717-187)=933×(521-518)=906-(51+165)=447-71×4=899×9-934=17×(105-97)=98×5+343=337-178=302+981-315=443-33×9=959+(866-518)=187-40×4=176-55×3=206+679=138+144+220=728-(130+375)=154×(722-718)=76+(140-74)=51+785+713=425-(406-309)=412-87=160×6-371=213+154=217×5-782=79×9=295×2+59=76+304=107+257=98+127-152=432+12×2=361×5=804-262-234=132+(701-437)=865-159=439-143-143=845-(357+132)=171×5-717=71×6+286=497-280-121=224+249×3=107×(280-275)=69×6=873-399-318=391-(691-668)=72+229-103=150×(896-890)=349+144=174+278=925×(892-885)=726+492-585=436-48×8=215×2=393-63×4=601+347×2=698×5=85+535-587=71×(81-74)=977-531=107×9-133=421×3-232=165×3=438-63-279=778-(692-441)=904-127×2=50×4+346=798-493=2/5-1/5=282-11=450-71×2=562×(415-406)=498-(74+276)=994-(853-82)=453-(132+179)=304+877+249=659-36×2=57+88×4=320×2-506=267×(295-292)=37+94×3=627-542+100=298-212+134=87×8-668=322-47-40=281+(183-174)=1/5+3/5=202-188=517×5=280+(775-397)=449-45×3=395-99-11=540+555-556=445-(391-113)=477+158=823-(694-533)=209-12×8=892×5-464=292-51+192=303-33-96=557+405+297=117×8-103=459-41×5=143×2+861=440-223+51=369-50×3=149+595=945+774-170=3/7-1/7=307-165+17=55+61+713=413+86-326=221+194+283=460-122×3=384-90-225=524-317-157=386+98×2=822-216=68×3-190=422-103-231=319-(172+11)=449-95×4=731+88×7=373×4-709=806×5=442-166+173=413-179=165+898-482=358-263+577=267+223-214=374+944+998=167×(410-406)=171+136×6=730+174-202=336-60×3=397+385=447×5-975=495+259+142=786+(885-596)=348+38×7=475-(370-105)=294-232+957=103×5-17=507+64×3=527-424=586×(199-195)=1/7+2/7=404-(408-349)=51-(242-236)=437-(373-302)=900-347+945=166×6+495=122×5=169-69+35=381-15×9=95×3+730=255-116×2=74×2+418=60+308-192=583+20+177=405-237-92=32×2=371-(321-165)=195×(240-236)=88×7+255=598-21=594-(281+10)=36+46×7=480+(208-126)=127×7-452=393+208=469-407-25=353+88+517=493×2-684=658-133×3=859-11×3=314+84=370+158×3=284-201-30=930×9=64+293-168=512×(26-23)=361+117-334=351+518+336=701-115×6=249-175+354=22×(235-229)=113×3=233+34+719=2/7+3/7=81+(467-205)=373+279+54=795-531+674=130+148-48=138×7=956-(735-508)=793-519=223×3=977-(606+134)=768-(144-39)=495-171=126×(490-484)=176-88=310-(55+30)=90+392-451=447-249-118=788×3=375+(161-44)=543×7=332-35×9=622+57×7=420+504-612=624+169=618-(659-107)=22×4=429-51+820=484+(418-205)=915×(331-324)=717+(226-33)=846-762=375×2=990-34-811=173-28×5=468×2+449=499+325=222×3+528=672×6-958=471-244=498-(542-58)=171×3+59=620-390+380=196+133-33=232-22×5=311-176-132=222×3-428=700-362-283=567×(275-267)=493+175=296+(442-113)=746+51×7=768+(552-309)=578+53×6=135×(158-155)=474-90-47=283-94+129=292-282=239+62+544=56+855+682=151-(105+12)=483-(28+387)=462-(57+385)=27+776-721=903-480-284=929-707-53=806×6-41=250+96-345=527-232=372-69-286=823-(377-363)=966-731+888=990-41×3=48+426-315=264+207+183=149+515-540=324-16-233=248+235=982-20-539=683×(644-635)=3/6-2/6=389+(301-245)=426-160-225=756×(47-42)=269-69×2=404-259=548+267×3=166×(351-347)=426+(238-25)=449-62=430-52-273=149-45=423×(71-64)=727-34-29=257-(261-11)=904+(539-520)=233-144+319=55×(861-852)=77×(236-227)=264-(349-113)=99+249-185=678-33-466=828-12+560=15×(62-54)=56-(63-55)=50×8=306-25×2=900×3-855=470+(196-126)=507-16×4=83×(220-217)=861+956=307-(436-359)=5/8-1/8=783-(585+98)=904-(505+291)=235×2-421=677×(392-387)=624-(427+160)=419-(255+82)=770+764=575×2=557+349+959=346-50-296=219+550+207=440-(67+355)=387+331+243=130+255=411+88+50=17+382-348=923-327-557=394×2+123=898×7=399-227=651-(374+13)=480-55×8=104+516-373=724-374=836×(15-12)=493+(448-78)=4/9-3/9=281+57×6=162+915+854=156×6-315=4/7-2/7=254+136-241=897-486-334=362+179-433=612-211+469=145×6-821=344+(255-88)=225+(132-29)=367+108=97+339=284+902-972=140×5-46=833-(996-672)=176+299-436=181-96=323+141+49=246+49=99×4-155=461-237+81=927+777+796=169-(269-131)=443+172=55+759-340=39+397×2=140×7+738=498×(202-199)=141×2=496-83×3=390×3=314-100-54=859-180-461=360-(79-24)=73+436+430=950-(221-178)=711-426=307+(189-79)=62×(268-264)=113×(73-69)=317+114=152-133+345=781-(48+416)=534-149×2=170×(481-478)=1/3+2/3=812-248-339=421-341+283=73×(383-380)=94×3+605=67×(395-387)=657+(529-360)=866-180=901-(143+747)=961-705=475-258+225=782+(904-709)=489-91=225+243-188=396-(75+188)=378+328+29=316-49-267=496+769-243=684+635-936=673-109-60=303-55-217=462-(229+122)=78×3+264=416-(13+183)=289-174+329=151×2+154=64-16+118=91+348=61+74×7=184-33+253=368-284+84=296×9-183=993-406+161=136-46+833=717-524+547=407-118=610-(198+85)=188-40×3=344-(402-310)=934-(224+313)=323×2-205=78+397=800+34-340=316+403+398=89+309-382=118+341×2=957+(808-267)=944-508-87=986-955=5/7+2/7=3/6-1/6=441-353+181=497×3=443×6-754=16+632+186=198+279-49=923-822=507-153=855-146×5=28×3=332-(308-288)=480-(141+173)=500-(36+377)=291-223=480-56-63=179+132×4=489-(231+128)=184+(806-294)=89+205=70×(266-257)=526+913+210=946+931-19=179+(453-119)=304×2+372=370-236+52=83+412=998-(235+661)=697-657+454=29×8+538=430-(248+38)=363+79+65=55+721+86=938-(450+410)=350-(197-185)=330-163=34+948+344=599-19-450=293+69+324=205+730-719=125×4=192×3=5/8-2/8=117+284+384=197+286=415×2-692=15+717+150=244×3=431×(615-606)=283-204+128=719+974+919=250-44=966-(104+561)=421+(966-593)=4/7-3/7=106×9-671=170×5-850=424-(31+254)=127×2+14=118-(215-154)=269+200-198=57+489+152=142-110+189=843-11×8=58×5=4/9-1/9=1/4+2/4=274+25×8=285-162=288-74×3=147+165+232=448-325+470=167-93=476×7-592=310×3-555=354-180-54=171+526=362-58×5=624-332-210=453-43×2=159+(371-141)=404-(446-342)=752×5-186=419×6=92+231=148×3+530=210-35-116=968-(82+501)=457×2-803=180-13×4=968+(284-176)=110×(194-189)=677-(572-218)=124-(436-424)=10+435-95=24+688+259=646+146=578×(950-947)=955-(661-558)=479×6-981=340×2-401=655-(280-44)=946-926=36×(498-490)=327+(976-697)=388-61×5=344-215-56=154+33=338×2=379-338=889-718=122×(878-870)=522×9-503=870-16=168×(80-73)=866+752=479-134×3=602-295+133=79+(755-106)=260×3=27+335+298=980×(420-414)=310×2-105=366-292-37=427-413+282=526-253×2=588-(925-816)=406-51×2=285-99+131=544+147+699=47+431-42=389-64×5=386-(183+116)=373×4-629=378-68=341+(294-110)=518-218-278=732+(720-453)=436+(447-246)=427+53×7=52+47×7=277+(379-94)=866-(228+589)=843+433+253=63×5=385-(260+97)=321-(131+67)=446+(883-786)=172×2=365-61×5=982-(46+461)=958-296×2=769-(147-83)=33×6=895-404-191=118+46+588=69+186=257-79=193×(608-599)=180-121+413=131+(920-305)=132-120+205=381+195+348=446-302+106=752×4-850=478-387+94=501-(228-92)=286+100×3=499-(301+65)=163×(217-214)=361-192-25=310×8-387=61×9+369=225+117=451×6-26=639-104×2=491+188=100+249=634-(881-488)=457-385-57=91×(225-218)=249-70=753+(592-323)=218-(381-251)=86+(421-110)=239-(488-272)=500-(316+122)=384-348=653-(832-392)=742-122×3=820+750-735=659+(901-189)=63-(252-222)=169-120+383=336+72=730+(749-461)=35+992-242=296+178-324=114+626=438-327+906=462-(274-89)=680×(773-766)=31+(430-363)=2/4-1/4=88×(240-236)=640×7=230+90-198=224+269=293+193=448-(985-879)=494-379=252-251+502=528+658-898=61×2=218-(454-369)=488+(475-193)=3/8+2/8=365-58×4=130+471=399-(145+116)=244×2+472=122-(276-250)=667-(203+199)=636-(246+217)=271×2=198+(280-166)=346+(473-259)=11×8+145=281-(48+58)=872-74×2=259-31×6=358+155×6=40×9=436+189=68+948-55=357-(374-185)=226+90=894×9-46=396-276-13=338-246+251=228+947+533=203×(235-232)=59×8-10=242+(777-616)=226+(375-43)=96+(315-11)=28×9=453-(256-230)=389-288=84+231=230-138=374-(141+88)=330+155+137=257×8=156-142=124×6-520=42+140+92=70×(444-439)=911-342-546=358-140=499-329+498=25+(255-134)=5/9+3/9=111×6=303-18=494+320+67=483-(900-557)=376-(473-429)=504+132+521=364-314+328=372-169=233×(315-310)=195+104=252+432×2=583×4=51×6=63×(461-454)=393-24×8=35+241+261=118-(430-341)=849-530-272=68+162=567-(445-48)=189+112-67=365+84+14=429-79-227=522-423=954-14+678=25+200×3=255+162=624+559+484=888-558+599=349-121×2=290-(39+144)=505-11×4=919+(340-122)=49×6=69×9-510=738-74×9=431×2-623=756-(390+36)=791+10+279=407-(420-106)=205+51=932-58+969=834×7=138×(296-289)=476×2=312+49+506=355+(445-137)=260×2=337×6=478×8=997×7=893×5-439=376+186=942-483+320=156+884-459=330-32×5=653-183-299=533×9-485=158×3-425=3/10+7/10=793×3-731=5/8+2/8=332-(454-312)=140+(164-52)=558+116+104=973-729=204+90-31=790-529=152×6=317-(170-16)=110×9-540=692-(387-386)=25×9-123=434×5-232=165×4-612=292-(204-171)=643+739-745=589×(306-298)=975-585=287-(147+113)=107+14+375=321+154-390=272+(371-221)=374-(306+62)=929-520+147=494-177-113=465×3=219+(254-169)=301×2=711-411=參考答案37+154×2=345301+(87-29)=359278+(272-78)=472858-182×3=312283-(36+109)=138117+183-95=205375-33×6=177172+409=581216×4-345=519715+190-732=173218+959=1177610-128-209=273462×2-726=198117×7=819366-80×2=206365+62-13=41482+182+961=1225480+(909-739)=650816+285+356=1457105×7+806=1541167-34+201=33448×3+162=306213×8=17041/6+4/6=5/6133×7-424=507153×2=30685×(243-240)=255164+262=426170+55=225481-(20+129)=33288×3+78=342204×4=816327+139=466167×5+185=1020221+283=504482-132-183=167381-(36+329)=16213×(226-222)=852436-261+295=470640-(965-527)=202574-89-100=385124×(563-558)=62080×(246-242)=3203/5-1/5=2/5258×8-292=1772139+644+138=921425-42×8=89171+230=401368×5=1840554+304+509=1367907+(389-238)=1058109+346-112=343301-(115+172)=1413+(248-139)=122651-(471+37)=143862-(248+529)=85988-(32+914)=42407-269+87=225340+473=813426+141+158=725319+118-278=159212+172×3=72898×(34-27)=686497-37-373=87976+486-152=13103/7+2/7=5/7273×(200-197)=819394-142=252366×(926-922)=1464613+958-482=1089607×3=1821289-(303-137)=123943-709-161=73807-386+616=1037475-258+326=543941-251×3=188121×2+363=605974-194=780202-183+226=245197×5+380=1365342+128=470940-(286+244)=41050+192=242445-(398-327)=374889-(15+37)=83737+383-52=368946-(314+57)=575787-626=161714-(866-179)=27228+(717-187)=758933×(521-518)=2799906-(51+165)=690447-71×4=163899×9-934=715717×(105-97)=13698×5+343=833337-178=159302+981-315=968443-33×9=146959+(866-518)=1307187-40×4=27176-55×3=11206+679=885138+144+220=502728-(130+375)=223154×(722-718)=61676+(140-74)=14251+785+713=1549425-(406-309)=328412-87=325160×6-371=589213+154=367217×5-782=30379×9=711295×2+59=64976+304=380107+257=36498+127-152=73432+12×2=456361×5=1805804-262-234=308132+(701-437)=396865-159=706439-143-143=153845-(357+132)=356171×5-717=13871×6+286=712497-280-121=96224+249×3=971107×(280-275)=53569×6=414873-399-318=156391-(691-668)=36872+229-103=198150×(896-890)=900349+144=493174+278=452925×(892-885)=6475726+492-585=633436-48×8=52215×2=430393-63×4=141601+347×2=1295698×5=349085+535-587=3371×(81-74)=497977-531=446107×9-133=830421×3-232=1031165×3=495438-63-279=96778-(692-441)=527904-127×2=65050×4+346=546798-493=3052/5-1/5=1/5282-11=271450-71×2=308562×(415-406)=5058498-(74+276)=148994-(853-82)=223453-(132+179)=142304+877+249=1430659-36×2=58757+88×4=409320×2-506=134267×(295-292)=80137+94×3=319627-542+100=185298-212+134=22087×8-668=28322-47-40=235281+(183-174)=2901/5+3/5=4/5202-188=14517×5=2585280+(775-397)=658449-45×3=314395-99-11=285540+555-556=539445-(391-113)=167477+158=635823-(694-533)=662209-12×8=113892×5-464=3996292-51+192=433303-33-96=174557+405+297=1259117×8-103=833459-41×5=254143×2+861=1147440-223+51=268369-50×3=219149+595=744945+774-170=15493/7-1/7=2/7307-165+17=15955+61+713=829413+86-326=173221+194+283=698460-122×3=94384-90-225=69524-317-157=50386+98×2=582822-216=60668×3-190=14422-103-231=88319-(172+11)=136449-95×4=69731+88×7=1347373×4-709=783806×5=4030442-166+173=449413-179=234165+898-482=581358-263+577=672267+223-214=276374+944+998=2316167×(410-406)=668171+136×6=987730+174-202=702336-60×3=156397+385=782447×5-975=1260495+259+142=896786+(885-596)=1075348+38×7=614475-(370-105)=210294-232+957=1019103×5-17=498507+64×3=699527-424=103586×(199-195)=23441/7+2/7=3/7404-(408-349)=34551-(242-236)=45437-(373-302)=366900-347+945=1498166×6+495=1491122×5=610169-69+35=135381-15×9=24695×3+730=1015255-116×2=2374×2+418=56660+308-192=176583+20+177=780405-237-92=7632×2=64371-(321-165)=215195×(240-236)=78088×7+255=871598-21=577594-(281+10)=30336+46×7=358480+(208-126)=562127×7-452=437393+208=601469-407-25=37353+88+517=958493×2-684=302658-133×3=259859-11×3=826314+84=398370+158×3=844284-201-30=53930×9=837064+293-168=189512×(26-23)=1536361+117-334=144351+518+336=1205701-115×6=11249-175+354=42822×(235-229)=132113×3=339233+34+719=9862/7+3/7=5/781+(467-205)=343373+279+54=706795-531+674=938130+148-48=230138×7=966956-(735-508)=729793-519=274223×3=669977-(606+134)=237768-(144-39)=663495-171=324126×(490-484)=756176-88=88310-(55+30)=22590+392-451=31447-249-118=80788×3=2364375+(161-44)=492543×7=3801332-35×9=17622+57×7=1021420+504-612=312624+169=793618-(659-107)=6622×4=88429-51+820=1198484+(418-205)=697915×(331-324)=6405717+(226-33)=910846-762=84375×2=750990-34-811=145173-28×5=33468×2+449=1385499+325=824222×3+528=1194672×6-958=3074471-244=227498-(542-58)=14171×3+59=572620-390+380=610196+133-33=296232-22×5=122311-176-132=3222×3-428=238700-362-283=55567×(275-267)=4536493+175=668296+(442-113)=625746+51×7=1103768+(552-309)=1011578+53×6=896135×(158-155)=405474-90-47=337283-94+129=318292-282=10239+62+544=84556+855+682=1593151-(105+12)=34483-(28+387)=68462-(57+385)=2027+776-721=82903-480-284=139929-707-53=169806×6-41=4795250+96-345=1527-232=295372-69-286=17823-(377-363)=809966-731+888=1123990-41×3=86748+426-315=159264+207+183=654149+515-540=124324-16-233=75248+235=483982-20-539=423683×(644-635)=61473/6-2/6=1/6389+(301-245)=445426-160-225=41756×(47-42)=3780269-69×2=131404-259=145548+267×3=1349166×(351-347)=664426+(238-25)=639449-62=387430-52-273=105149-45=104423×(71-64)=2961727-34-29=664257-(261-11)=7904+(539-520)=923233-144+319=40855×(861-852)=49577×(236-227)=693264-(349-113)=2899+249-185=163678-33-466=179828-12+560=137615×(62-54)=12056-(63-55)=4850×8=400306-25×2=256900×3-855=1845470+(196-126)=540507-16×4=44383×(220-217)=249861+956=1817307-(436-359)=2305/8-1/8=4/8783-(585+98)=100904-(505+291)=108235×2-421=49677×(392-387)=3385624-(427+160)=37419-(255+82)=82770+764=1534575×2=1150557+349+959=1865346-50-296=0219+550+207=976440-(67+355)=18387+331+243=961130+255=385411+88+50=54917+382-348=51923-327-557=39394×2+123=911898×7=6286399-227=172651-(374+13)=264480-55×8=40104+516-373=247724-374=350836×(15-12)=2508493+(448-78)=8634/9-3/9=1/9281+57×6=623162+915+854=1931156×6-315=6214/7-2/7=2/7254+136-241=149897-486-334=77362+179-433=108612-211+469=870145×6-821=49344+(255-88)=511225+(132-29)=328367+108=47597+339=436284+902-972=214140×5-46=654833-(996-672)=509176+299-436=39181-96=85323+141+49=513246+49=29599×4-155=241461-237+81=305927+777+796=2500169-(269-131)=31443+172=61555+759-340=47439+397×2=833140×7+738=1718498×(202-199)=1494141×2=282496-83×3=247390×3=1170314-100-54=160859-180-461=218360-(79-24)=30573+436+430=939950-(221-178)=907711-426=285307+(189-79)=41762×(268-264)=248113×(73-69)=452317+114=431152-133+345=364781-(48+416)=317534-149×2=236170×(481-478)=5101/3+2/3=1812-248-339=225421-341+283=36373×(383-380)=21994×3+605=88767×(395-387)=536657+(529-360)=826866-180=686901-(143+747)=11961-705=256475-258+225=442782+(904-709)=977489-91=398225+243-188=280396-(75+188)=133378+328+29=735316-49-267=0496+769-243=1022684+635-936=383673-109-60=504303-55-217=31462-(229+122)=11178×3+264=498416-(13+183)=220289-174+329=444151×2+154=45664-16+118=16691+348=43961+74×7=579184-33+253=404368-284+84=168296×9-183=2481993-406+161=748136-46+833=923717-524+547=740407-118=289610-(198+85)=327188-40×3=68344-(402-310)=252934-(224+313)=397323×2-205=44178+397=475800+34-340=494316+403+398=111789+309-382=16118+341×2=800957+(808-267)=1498944-508-87=349986-955=315/7+2/7=13/6-1/6=2/6441-353+181=269497×3=1491443×6-754=190416+632+186=834198+279-49=428923-822=101507-153=354855-146×5=12528×3=84332-(308-288)=312480-(141+173)=166500-(36+377)=87291-223=68480-56-63=361179+132×4=707489-(231+128)=130184+(806-294)=69689+205=29470×(266-257)=630526+913+210=1649946+931-19=1858179+(453-119)=513304×2+372=980370-236+52=18683+412=495998-(235+661)=102697-657+454=49429×8+538=770430-(248+38)=144363+79+65=50755+721+86=862938-(450+410)=78350-(197-185)=338330-163=16734+948+344=1326599-19-450=130293+69+324=686205+730-719=216125×4=500192×3=5765/8-2/8=3/8117+284+384=785197+286=483415×2-692=13815+717+150=882244×3=732431×(615-606)=3879283-204+128=207719+974+919=2612250-44=206966-(104+561)=301421+(966-593)=7944/7-3/7=1/7106×9-671=283170×5-850=0424-(31+254)=139127×2+14=268118-(215-154)=57269+200-198=27157+489+152=698142-110+189=221843-11×8=75558×5=2904/9-1/9=3/91/4+2/4=3/4274+25×8=474285-162=123288-74×3=66147+165+232=544448-325+470=593167-93=74476×7-592=2740310×3-555=375354-180-54=120171+526=697362-58×5=72624-332-210=82453-43×2=367159+(371-141)=389404-(446-342)=300752×5-186=3574419×6=251492+231=323148×3+530=974210-35-116=59968-(82+501)=385457×2-803=111180-13×4=128968+(284-176)=1076110×(194-189)=550677-(572-218)=323124-(436-424)=11210+435-95=35024+688+259=971646+146=792578×(950-947)=1734955-(661-558)=852479×6-981=1893340×2-401=279655-(280-44)=419946-926=2036×(498-490)=288327+(976-697)=606388-61×5=83344-215-56=73154+33=187338×2=676379-338=41889-718=171122×(878-870)=976522×9-503=4195870-16=854168×(80-73)=1176866+752=1618479-134×3=77602-295+133=44079+(755-106)=728260×3=78027+335+298=660980×(420-414)=5880310×2-105=515366-292-37=37427-413+282=296526-253×2=20588-(925-816)=479406-51×2=304285-99+131=317544+147+699=139047+431-42=436389-64×5=69386-(183+116)=87373×4-629=863378-68=310341+(294-110)=525518-218-278=22732+(720-453)=999436+(447-246)=637427+53×7=79852+47×7=381277+(379-94)=562866-(228+589)=49843+433+253=152963×5=315385-(260+97)=28321-(131+67)=123446+(883-786)=543172×2=344365-61×5=60982-(46+461)=475958-296×2=366769-(147-83)=70533×6=198895-404-191=300118+46+588=75269+186=255257-79=178193×(608-599)=1737180-121+413=472131+(920-305)=746132-120+205=217381+195+348=924446-302+106=250752×4-850=2158478-387+94=185501-(228-92)=365286+100×3=586499-(301+65)=133163×(217-214)=489361-192-25=144310×8-387=209361×9+369=918225+117=342451×6-26=2680639-104×2=431491+188=679100+249=349634-(881-488)=241457-385-57=1591×(225-218)=637249-70=179753+(592-323)=1022218-(381-251)=8886+(421-110)=397239-(488-272)=23500-(316+122)=62384-348=36653-(832-392)=213742-122×3=376820+750-735=835659+(901-189)=137163-(252-222)=33169-120+383=432336+72=408730+(749-461)=101835+992-242=785296