三年级数学(上)计算题专项练习附答案集锦

三年级数学(上)计算题专项练习附答案集锦603×9=106×4+493=461+56×5=628-265-62=698-(281+129)=692×2-779=269-98=341+272×2=277+192=370-39-37=872-706=134×4=446-(36+260)=374-(328-110)=917-140=553-138-154=96+199=445-222+432=994×(796-790)=117+225=64×(469-465)=338-(166-90)=144×(221-217)=568-147-265=357+(302-158)=158+(148-35)=502+85×4=91+30=24+326-48=963-361-175=355+14×4=675-521+349=894+302-32=31-22+328=299+996=97+62×7=121×5-233=747×9-650=550-116×2=1/5+3/5=223-(336-242)=840+978-314=583-80+681=63×(448-442)=496-(44+94)=348+137-215=63+334=106×5=853×7-362=902-122-763=94×9+360=475+835-361=861×2-292=64+413-112=710+191=32+412-399=713-(109+509)=243-(110+34)=193-(203-54)=105-69=508-47×4=9/10-1/10=915-564+399=145×4=138+333-95=276-210+329=101+930-333=898+310×2=235-17×5=344-(68-66)=271×2-209=706×(883-875)=250-51-186=58×7+545=718-(393-345)=394-383+209=233-(49+13)=32×(190-187)=163-59=473-(219-214)=453-30×4=886-38×4=233-36×2=733+206+327=2/7+3/7=452-22×7=42+(100-16)=440-260+72=273+171-111=57×9=202×3+148=547+769=50×6=15×2=970-(137+430)=140×3+215=338-303+294=102×4=119+81×9=387-(386-174)=344-(17+104)=302+60+246=685-(149+123)=752+(493-446)=231-(110+89)=456+24×8=51+191=107-23=472-(201+101)=886+188+950=82×5=320×3=32×(156-152)=103+126-69=753-(593-94)=469-457=729+135+76=964-45=523-408=148×5+176=382-199-31=242-126+11=871-32×5=237×(405-401)=893-138-183=286+44-63=85+(244-154)=807-(936-625)=278+77=12+43=883-(309+271)=333+61=361-238=331×4=327-85-135=770×8-188=374-(460-216)=855-118×2=221+112=87+278=174+143+526=722-(961-947)=130×(303-300)=145×(539-536)=198×(73-68)=593+782-944=377-212=830×7=169+153+604=159×5-305=159+165=783-369×2=836-206-362=391-10×6=337-13-234=363+102+104=54+28×3=117×(155-150)=3/6-2/6=166×2+221=174×9-686=12×(458-450)=724×(475-470)=488-(107+161)=584+(733-109)=83×4=411-144+60=252-(400-284)=814+(494-308)=95×8+150=285×3-129=651-119×3=695+632=95×6-350=753+(480-469)=192-(288-152)=51×6=451-383+246=400-83×3=173×4=187+514=311-52-214=997-23-842=129+98-103=793×(511-504)=343-51-165=908-305-368=999-234-430=604+641+231=126×(324-318)=911×(580-573)=58×(74-67)=926+(750-206)=283-79-34=938×(69-60)=313+104+667=663×2-237=411-97=198×3-55=470-114-78=585×4-643=473+172×3=306-(331-134)=5/7+2/7=617+540+192=284-(31+239)=323×2=873×4-580=470-(282-210)=461-(383-86)=219+67-82=343+136-123=355-(102+98)=974-(137+298)=268+55=154+150+547=198×8-625=124×(98-90)=787×2-469=505+462-37=291-133-76=450+652-556=155-(966-897)=437×3-443=23×6=989+(715-277)=740+714-571=479+(455-121)=43+147-77=579+594-106=144-120=964+853-798=952+297-849=560×7=78×(190-184)=457×9-703=560×9=206+521+41=243+259=663-285=185-35=53+(408-393)=224×(426-422)=398×2=87×6-215=61+240=718×(257-254)=205×2+210=993×(650-644)=40×(22-14)=28+74+729=165×(107-102)=457-183=338-83-236=252-23×2=48×9=813-23+335=651-(478-399)=568-(531-156)=216-(965-937)=239+239-79=84×2=156×(103-98)=876×7-214=619×9=562+740-745=685×6-203=71×3=214-67-86=162-90=60+187+235=936+(991-711)=906+(361-68)=85-(83-44)=223+(203-201)=462-(433-331)=425+(102-58)=338-(257-252)=274+146=261+(433-122)=448-315-107=781-573+975=893+811-916=593-24×2=16+584+504=222-26×4=88×6=849×5-686=952+469-54=12×9+569=293×(132-129)=402+284×2=5/10-4/10=187×5+692=119+466+111=132×6-334=731+52+176=356-265+329=239-68=130×6-670=2/8+4/8=580-288=76+764+49=386+453+133=78+122×7=423-(174+150)=40×8-193=357+443+163=829-(136+282)=806+130+29=498-(460-141)=174-(212-121)=265-113+204=487-(18+378)=337-112×3=449+(485-152)=256-(17+117)=192+753-840=977-920+750=299-(159-101)=46+201+325=191+513=842+752-577=306-35×8=167+404+749=393-309+759=300+971+779=643×5-973=240-200+324=478-152=475-(162+152)=1/7+4/7=268+287+207=465×2-146=67×(97-91)=664+(623-182)=476-194=107+(994-962)=413-72+99=403-11×8=237×2=483×2-915=310×3=453-(99+233)=501-(80+219)=764-604+322=434-(52+138)=41×(552-543)=475+(298-237)=576×(365-360)=729+915=755×(477-473)=998-918=179-117-30=290-111=393+491-84=827×(986-983)=440-(88+265)=230-35=277×3=494-132-41=131+536+226=816-363×2=367+104+262=375-33×4=139×5-34=244×2-447=4/8-1/8=146×(305-299)=592-357=85+719+14=752×(519-514)=299-272+387=212+(819-492)=510+278-48=99+382-223=15×6+965=195×5=111-33×2=1/6+2/6=213-(423-253)=341×6=254+186=230×3-327=437-16-237=335-52+130=405-(93+115)=201+106=320+366×2=217+611=112+(137-80)=987+297-219=389-281+389=833-46×7=303×2-280=728+199×3=248×2=148×3=826-(463+336)=777-619-96=129+38-58=394-(72+143)=702+808=346-(444-340)=419×2=265×3=966-879=542-131=826-129×3=426-(67+48)=403-65-246=815-34+382=5/7-1/7=60×5+384=183+195-275=345-131=348-35=202×3+342=323+(928-342)=52+274=718-70=953-516-50=253×(293-284)=61-33=426-93=442×7-796=23+236-181=791-(702-620)=781+12-730=51×4=827+170=172+220×3=115+51=775+(945-126)=183-146+441=466-(40+23)=493-341+325=47+144=809+538+145=465+239×4=32+(498-377)=443-(171+114)=76×8=208×(163-159)=89×7-60=398+858-383=187+146-19=868-79-42=259-46×5=518-34×4=178×4+207=31+418-293=497-71×7=852-403-91=318-54-139=304+86×2=996-57×6=337×(858-849)=158×6-379=97×5-318=177-10+16=149+142+344=394-95-42=231+(230-195)=457-59×3=281×(591-586)=336+652=46+185+196=398×(466-457)=899-(293+426)=157-(319-317)=786+(463-108)=89+(408-338)=523-190+834=773-161×2=22×(356-347)=452-26×6=453+97×5=205+799+273=105+523=199×2+220=829+549+416=448-329+91=616+263+42=924+346=310-129+262=766×2-906=372+(270-194)=518+(770-56)=454-87-72=263-(609-469)=483-158×3=167-37-102=256+92=552-(382-111)=481-(205+13)=129×5=705-229×2=164-(117+22)=957-82=414×2=382-(199-129)=170+(182-155)=851×2-764=865-133-383=39×9=737×5=62+239=219+(474-466)=427-166-144=199+(876-143)=299-24-257=940-39×4=274+(455-408)=492-(133+341)=112×7+792=117×3-337=20+208+290=554-150+591=802-(721-668)=129×(356-351)=250-169=102+458=431-(348-55)=771×4=433-274=453-360=297+851=88-(483-442)=466+16-87=257×3-357=76+383-120=236×2=190-31×2=975-(581-490)=760×3=19×4+707=901+(820-247)=863+204+888=487-14×8=548+378=335+314=720-(450+119)=75+75×5=729×9=680×(852-844)=274+(485-368)=464-69=447-347+48=6/8+2/8=344-142+434=453×2-509=108×2=978-12-751=399-313+72=896×2=246+246=461-128+726=116+216-148=106+371-339=906×(94-86)=438+(459-51)=750+551+406=477+(102-83)=438-33=106×(106-103)=211-140+21=959-48+724=301-(140+26)=899-(200+69)=697-(302-301)=465+97+405=4/7+2/7=51×(139-132)=345+339+182=19-18+16=671-102×3=226×2-407=328+95-28=63×5=174×5-27=129+(841-283)=363+189×2=692-599=100+(549-465)=413-128-273=58×3+764=431×2=534-12×9=575-(236+266)=52-19+91=146×5+470=141+(360-51)=108×9=954-(699+239)=446×2-289=685+(694-615)=126+753=675+413+893=898+606+257=3/8-1/8=229-103×2=744-520-19=811+219-315=70×5+352=868+86-270=907-(144+455)=646×(459-453)=322+122-87=387-10×9=5/8-2/8=372+(862-614)=442-(297+104)=813-52=659×(334-326)=244×2+40=468-205=348-11×7=833+123+166=254+142×7=197+(359-89)=458×3-725=2/7+5/7=785-210=26×(409-404)=381×7=888×(306-300)=602-580+736=450+(561-432)=118×(91-87)=414+(319-89)=3/8-2/8=202-(220-66)=325-145×2=957-(799+121)=532-260×2=754-201-72=838-29+88=49×(241-236)=88-58=870-178-519=319×3=628-(344-40)=956-(413+424)=230+27+631=43+112=445-(631-459)=864-275+960=213×8-175=371-133-32=264+198+195=655-28-168=377+240+519=300-32×9=518+373+116=237-173=388+652-83=952+295+789=173+(72-46)=360+67×7=900-353+349=648×5-581=360-(178-104)=477-(444-87)=899-(919-356)=958-15×2=127+63+567=271+(283-181)=176-(409-342)=663-534+909=303-127-62=3/7+2/7=416+355+254=124-(473-448)=476×7=610-584+372=901+179-120=981+399+857=933-123×5=3/9+4/9=257-(294-267)=272×3+107=635-(387+123)=191+522=93+180=366×(431-425)=20×7=408+957=261+515+601=124+(969-70)=135×9=188-81=329-(352-39)=24+770-227=81-(254-243)=984+270+907=433-(207+129)=394×7-811=397-182+179=483-455+424=639-212-356=956-629=224×3-484=312+45-296=200+147=539+754-924=478+(400-286)=724+(266-234)=128-(368-294)=36×(163-156)=77×4-82=125+224×4=541-282-178=552+54-166=91+374=154+153×4=33×9+308=960-712=764+951=551-(345+98)=469-383=323-59-103=651-274=128×(62-56)=332-27×4=201-15×3=480-232=103-11×7=809+875+840=260-33×7=583+486=173+(398-292)=292-(484-248)=269-(980-813)=705+181-859=215×3-203=944-157×2=16×(847-842)=380-28=688×9=429-202=618-45-380=199×4+203=135×8-645=73×5+184=362-37×4=216+378+275=814-196=868-(197+532)=462+(429-326)=245-157+193=889-142=259-81-87=186+252=990-(828-185)=281-161=893-(85+462)=647-127-102=239-214+181=119×2=886-133-653=870-124-742=443+171×3=15×(88-80)=404-97=204×4+797=242-(830-591)=435-48×2=335-133×2=52+433×2=35×6+846=424-23×4=517+290×3=509-252=4/6+2/6=737-345-41=798×8-594=113+218-295=113-49+158=843-138-422=225×(556-547)=78+247=457-58=144+23+465=285-(68+94)=964+426=4/8-3/8=384×2=301+172-306=196×5-139=193×4-307=357×2-630=495-(803-642)=776-(407+342)=344+12×3=238-33=909-(458+313)=90-(113-102)=223-(108+77)=853+(447-57)=732×3-256=546-(34+92)=685+10×8=388+(203-68)=171-78+280=983-181+131=318-149-78=57+205=272×3+206=124+631=301-252+826=376-168×2=785-356+244=304+391=13×7+295=66+232=498-415-59=67+(191-56)=997-139×7=254-(51+70)=972-(510+107)=447-(758-744)=317+(134-99)=387-(202+140)=496-190-230=2/5-1/5=683-205×3=843-(219+461)=5/9-3/9=550-77=2/4-1/4=153+508+46=36×(19-15)=479-11×7=86×8-41=13+93×4=67+345=739-612+260=140-93+407=910-(973-202)=310+528+465=258+228-239=786×5=15+351-154=302+84=505+897+829=49×7=137+302-329=379-(96+104)=35×9-287=465-137-151=161+(972-514)=450+(234-142)=251+206+436=967+250+827=836-104×5=61×4=712-83+527=907-(988-149)=111×(314-305)=655-100+987=63-23+367=444-(108+128)=159+308=参考答案603×9=5427106×4+493=917461+56×5=741628-265-62=301698-(281+129)=288692×2-779=605269-98=171341+272×2=885277+192=469370-39-37=294872-706=166134×4=536446-(36+260)=150374-(328-110)=156917-140=777553-138-154=26196+199=295445-222+432=655994×(796-790)=5964117+225=34264×(469-465)=256338-(166-90)=262144×(221-217)=576568-147-265=156357+(302-158)=501158+(148-35)=271502+85×4=84291+30=12124+326-48=302963-361-175=427355+14×4=411675-521+349=503894+302-32=116431-22+328=337299+996=129597+62×7=531121×5-233=372747×9-650=6073550-116×2=3181/5+3/5=4/5223-(336-242)=129840+978-314=1504583-80+681=118463×(448-442)=378496-(44+94)=358348+137-215=27063+334=397106×5=530853×7-362=5609902-122-763=1794×9+360=1206475+835-361=949861×2-292=143064+413-112=365710+191=90132+412-399=45713-(109+509)=95243-(110+34)=99193-(203-54)=44105-69=36508-47×4=3209/10-1/10=8/10915-564+399=750145×4=580138+333-95=376276-210+329=395101+930-333=698898+310×2=1518235-17×5=150344-(68-66)=342271×2-209=333706×(883-875)=5648250-51-186=1358×7+545=951718-(393-345)=670394-383+209=220233-(49+13)=17132×(190-187)=96163-59=104473-(219-214)=468453-30×4=333886-38×4=734233-36×2=161733+206+327=12662/7+3/7=5/7452-22×7=29842+(100-16)=126440-260+72=252273+171-111=33357×9=513202×3+148=754547+769=131650×6=30015×2=30970-(137+430)=403140×3+215=635338-303+294=329102×4=408119+81×9=848387-(386-174)=175344-(17+104)=223302+60+246=608685-(149+123)=413752+(493-446)=799231-(110+89)=32456+24×8=64851+191=242107-23=84472-(201+101)=170886+188+950=202482×5=410320×3=96032×(156-152)=128103+126-69=160753-(593-94)=254469-457=12729+135+76=940964-45=919523-408=115148×5+176=916382-199-31=152242-126+11=127871-32×5=711237×(405-401)=948893-138-183=572286+44-63=26785+(244-154)=175807-(936-625)=496278+77=35512+43=55883-(309+271)=303333+61=394361-238=123331×4=1324327-85-135=107770×8-188=5972374-(460-216)=130855-118×2=619221+112=33387+278=365174+143+526=843722-(961-947)=708130×(303-300)=390145×(539-536)=435198×(73-68)=990593+782-944=431377-212=165830×7=5810169+153+604=926159×5-305=490159+165=324783-369×2=45836-206-362=268391-10×6=331337-13-234=90363+102+104=56954+28×3=138117×(155-150)=5853/6-2/6=1/6166×2+221=553174×9-686=88012×(458-450)=96724×(475-470)=3620488-(107+161)=220584+(733-109)=120883×4=332411-144+60=327252-(400-284)=136814+(494-308)=100095×8+150=910285×3-129=726651-119×3=294695+632=132795×6-350=220753+(480-469)=764192-(288-152)=5651×6=306451-383+246=314400-83×3=151173×4=692187+514=701311-52-214=45997-23-842=132129+98-103=124793×(511-504)=5551343-51-165=127908-305-368=235999-234-430=335604+641+231=1476126×(324-318)=756911×(580-573)=637758×(74-67)=406926+(750-206)=1470283-79-34=170938×(69-60)=8442313+104+667=1084663×2-237=1089411-97=314198×3-55=539470-114-78=278585×4-643=1697473+172×3=989306-(331-134)=1095/7+2/7=1617+540+192=1349284-(31+239)=14323×2=646873×4-580=2912470-(282-210)=398461-(383-86)=164219+67-82=204343+136-123=356355-(102+98)=155974-(137+298)=539268+55=323154+150+547=851198×8-625=959124×(98-90)=992787×2-469=1105505+462-37=930291-133-76=82450+652-556=546155-(966-897)=86437×3-443=86823×6=138989+(715-277)=1427740+714-571=883479+(455-121)=81343+147-77=113579+594-106=1067144-120=24964+853-798=1019952+297-849=400560×7=392078×(190-184)=468457×9-703=3410560×9=5040206+521+41=768243+259=502663-285=378185-35=15053+(408-393)=68224×(426-422)=896398×2=79687×6-215=30761+240=301718×(257-254)=2154205×2+210=620993×(650-644)=595840×(22-14)=32028+74+729=831165×(107-102)=825457-183=274338-83-236=19252-23×2=20648×9=432813-23+335=1125651-(478-399)=572568-(531-156)=193216-(965-937)=188239+239-79=39984×2=168156×(103-98)=780876×7-214=5918619×9=5571562+740-745=557685×6-203=390771×3=213214-67-86=61162-90=7260+187+235=482936+(991-711)=1216906+(361-68)=119985-(83-44)=46223+(203-201)=225462-(433-331)=360425+(102-58)=469338-(257-252)=333274+146=420261+(433-122)=572448-315-107=26781-573+975=1183893+811-916=788593-24×2=54516+584+504=1104222-26×4=11888×6=528849×5-686=3559952+469-54=136712×9+569=677293×(132-129)=879402+284×2=9705/10-4/10=1/10187×5+692=1627119+466+111=696132×6-334=458731+52+176=959356-265+329=420239-68=171130×6-670=1102/8+4/8=6/8580-288=29276+764+49=889386+453+133=97278+122×7=932423-(174+150)=9940×8-193=127357+443+163=963829-(136+282)=411806+130+29=965498-(460-141)=179174-(212-121)=83265-113+204=356487-(18+378)=91337-112×3=1449+(485-152)=782256-(17+117)=122192+753-840=105977-920+750=807299-(159-101)=24146+201+325=572191+513=704842+752-577=1017306-35×8=26167+404+749=1320393-309+759=843300+971+779=2050643×5-973=2242240-200+324=364478-152=326475-(162+152)=1611/7+4/7=5/7268+287+207=762465×2-146=78467×(97-91)=402664+(623-182)=1105476-194=282107+(994-962)=139413-72+99=440403-11×8=315237×2=474483×2-915=51310×3=930453-(99+233)=121501-(80+219)=202764-604+322=482434-(52+138)=24441×(552-543)=369475+(298-237)=536576×(365-360)=2880729+915=1644755×(477-473)=3020998-918=80179-117-30=32290-111=179393+491-84=800827×(986-983)=2481440-(88+265)=87230-35=195277×3=831494-132-41=321131+536+226=893816-363×2=90367+104+262=733375-33×4=243139×5-34=661244×2-447=414/8-1/8=3/8146×(305-299)=876592-357=23585+719+14=818752×(519-514)=3760299-272+387=414212+(819-492)=539510+278-48=74099+382-223=25815×6+965=1055195×5=975111-33×2=451/6+2/6=3/6213-(423-253)=43341×6=2046254+186=440230×3-327=363437-16-237=184335-52+130=413405-(93+115)=197201+106=307320+366×2=1052217+611=828112+(137-80)=169987+297-219=1065389-281+389=497833-46×7=511303×2-280=326728+199×3=1325248×2=496148×3=444826-(463+336)=27777-619-96=62129+38-58=109394-(72+143)=179702+808=1510346-(444-340)=242419×2=838265×3=795966-879=87542-131=411826-129×3=439426-(67+48)=311403-65-246=92815-34+382=11635/7-1/7=4/760×5+384=684183+195-275=103345-131=214348-35=313202×3+342=948323+(928-342)=90952+274=326718-70=648953-516-50=387253×(293-284)=227761-33=28426-93=333442×7-796=229823+236-181=78791-(702-620)=709781+12-730=6351×4=204827+170=997172+220×3=832115+51=166775+(945-126)=1594183-146+441=478466-(40+23)=403493-341+325=47747+144=191809+538+145=1492465+239×4=142132+(498-377)=153443-(171+114)=15876×8=608208×(163-159)=83289×7-60=563398+858-383=873187+146-19=314868-79-42=747259-46×5=29518-34×4=382178×4+207=91931+418-293=156497-71×7=0852-403-91=358318-54-139=125304+86×2=476996-57×6=654337×(858-849)=3033158×6-379=56997×5-318=167177-10+16=183149+142+344=635394-95-42=257231+(230-195)=266457-59×3=280281×(591-586)=1405336+652=98846+185+196=427398×(466-457)=3582899-(293+426)=180157-(319-317)=155786+(463-108)=114189+(408-338)=159523-190+834=1167773-161×2=45122×(356-347)=198452-26×6=296453+97×5=938205+799+273=1277105+523=628199×2+220=618829+549+416=1794448-329+91=210616+263+42=921924+346=1270310-129+262=443766×2-906=626372+(270-194)=448518+(770-56)=1232454-87-72=295263-(609-469)=123483-158×3=9167-37-102=28256+92=348552-(382-111)=281481-(205+13)=263129×5=645705-229×2=247164-(117+22)=25957-82=875414×2=828382-(199-129)=312170+(182-155)=197851×2-764=938865-133-383=34939×9=351737×5=368562+239=301219+(474-466)=227427-166-144=117199+(876-143)=932299-24-257=18940-39×4=784274+(455-408)=321492-(133+341)=18112×7+792=1576117×3-337=1420+208+290=518554-150+591=995802-(721-668)=749129×(356-351)=645250-169=81102+458=560431-(348-55)=138771×4=3084433-274=159453-360=93297+851=114888-(483-442)=47466+16-87=395257×3-357=41476+383-120=339236×2=472190-31×2=128975-(581-490)=884760×3=228019×4+707=783901+(820-247)=1474863+204+888=1955487-14×8=375548+378=926335+314=649720-(450+119)=15175+75×5=450729×9=6561680×(852-844)=5440274+(485-368)=391464-69=395447-347+48=1486/8+2/8=1344-142+434=636453×2-509=397108×2=216978-12-751=215399-313+72=158896×2=1792246+246=492461-128+726=1059116+216-148=184106+371-339=138906×(94-86)=7248438+(459-51)=846750+551+406=1707477+(102-83)=496438-33=405106×(106-103)=318211-140+21=92959-48+724=1635301-(140+26)=135899-(200+69)=630697-(302-301)=696465+97+405=9674/7+2/7=6/751×(139-132)=357345+339+182=86619-18+16=17671-102×3=365226×2-407=45328+95-28=39563×5=315174×5-27=843129+(841-283)=687363+189×2=741692-599=93100+(549-465)=184413-128-273=1258×3+764=938431×2=862534-12×9=426575-(236+266)=7352-19+91=124146×5+470=1200141+(360-51)=450108×9=972954-(699+239)=16446×2-289=603685+(694-615)=764126+753=879675+413+893=1981898+606+257=17613/8-1/8=2/8229-103×2=23744-520-19=205811+219-315=71570×5+352=702868+86-270=684907-(144+455)=308646×(459-453)=3876322+122-87=357387-10×9=2975/8-2/8=3/8372+(862-614)=620442-(297+104)=41813-52=761659×(334-326)=5272244×2+40=528468-205=263348-11×7=271833+123+166=1122254+142×7=1248197+(359-89)=467458×3-725=6492/7+5/7=1785-210=57526×(409-404)=130381×7=2667888×(306-300)=5328602-580+736=758450+(561-432)=579118×(91-87)=472414+(319-89)=6443/8-2/8=1/8202-(220-66)=48325-145×2=35957-(799+121)=37532-260×2=12754-201-72=481838-29+88=89749×(241-236)=24588-58=30870-178-519=173319×3=957628-(344-40)=324956-(413+424)=119230+27+631=88843+112=155445-(631-459)=273864-275+960=1549213×8-175=1529371-133-32=206264+198+195=657655-28-168=459377+240+519=1136300-32×9=12518+373+116=1007237-173=64388+652-83=957952+295+789=2036173+(72-46)=199360+67×7=829900-353+349=896648×5-581=2659360-(178-104)=286477-(444-87)=120899-(919-356)=336958-15×2=928127+63+567=757271+(283-181)=373176-(409-342)=109663-534+909=1038303-127-62=1143/7+2/7=5/7416+355+254=1025124-(473-448)=99476×7=3332610-584+372=398901+179-120=960981+399+857=2237933-123×5=3183/9+4/9=7/9257-(294-267)=230272×3+107=923635-(387+123)=125191+522=71393+180=273366×(431-425)=219620×7=140408+957=1365261+515+601=1377124+(969-70)=1023135×9=1215188-81=107329-(352-39)=1624+770-227=56781-(254-243)=70984+270+907=2161433-(207+129)=97394×7-811=1947397-182+179=394483-455+424=452639-212-356=71956-629=327224×3-484=188312+45-296=61200+147=347539+754-924=369478+(400-286)=592724+(266-234)