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1/5+3/5=965-878+739=707-351+351=873×8-801=48×8=168×4=470+(471-221)=865-164-331=86×7+153=358+68-336=556+555-317=244-90+332=945-462-274=918-485+340=221-85×2=219+180=770+762+796=614-(973-915)=264-219+383=115+268=699×2-607=126+434+18=870-455=448-12×6=207+132×3=2/5-1/5=479-(193+285)=985+121×2=219+598=817×5=227+262+381=6/8+2/8=358+346+92=148×6=159+291×2=162+357+36=455-(100+16)=44+374-396=307+114×5=348-73-134=161-147+43=17×6+225=262×3-565=140×2+281=437-(305+98)=360+344+139=127-117=152-(284-278)=463+(292-119)=249-146+265=383-(73+81)=292×(277-271)=748-(338+298)=3/6-1/6=3/8-2/8=796-452+925=418-(80+196)=407×(89-84)=133+183-115=87+343+43=879+(914-639)=170×(344-339)=80+215+522=83-(167-126)=139×8-707=810-179+507=238-131+387=1/3+2/3=993+495=632-117=76+52=359+333=250+374+231=167-129-38=139×7-312=385-15-342=33+927+239=350-282+454=612-(541-323)=619×5-593=559+751=767+499+916=409-39×4=930-(543+105)=719+(914-135)=1/6+3/6=301-34×8=439-47-63=742+280-134=338-93+202=889-(436-316)=181+161-327=247-34×4=58+379×2=257+79=459-19-198=858-(891-465)=94+84-23=856-(214+80)=13+(202-76)=457-(257-76)=867+411=485-107=117-13×9=163+619=209-(144+11)=364-187=683-121×5=402-(222+116)=924-140-535=318-69=444-(73+343)=487-(83+202)=640+730+289=916-368+721=386-(103+124)=988-452×2=363-(165+111)=477+261-105=564-339=366×2-702=477+(914-264)=12+411-394=757-(750-671)=387×8=72×3+315=101×5=304-(122+133)=298+(159-99)=767+804-890=377+796=777-(39+10)=744-192-259=508-197×2=467-66-23=151×6=171+191=137×2+440=90×9-511=967+(788-472)=331-20×2=77×(170-164)=956-566+646=288+101=458+59×8=424+29+158=620-105=64×8=500-(204+61)=361-(335-175)=550-432=613+878+238=171×(321-317)=3/8+4/8=306×2+316=80×7+348=446+54-441=177+956+693=130+112=900-342+959=460-155-227=63+369-133=363×3-247=554+(427-277)=395-49×6=763-233-120=180×3+228=452+247×3=63×(201-193)=442+(150-127)=709×(271-265)=725×3=473+(165-38)=779-276-449=165×4=294+342+53=613-414-44=190+543=134+239+347=55×8-169=745-(128+394)=2/6+3/6=782-81-166=916×6=366+543+124=482-28×7=325-(147+39)=780-(60+148)=108+417+303=547+331=295-17=335-35-214=707-92=364+33-131=765-(88+356)=279+621-578=673-(54+331)=734-234×2=111×6=532-136-294=165-63+983=899-(440+25)=355-21×6=98×2+752=402×2=338-83×4=410+(403-361)=689-217×3=47×2+371=138+288=946-340=53×7=378+696-108=254-(117+96)=768-(538-312)=369-47-273=630-(117+17)=437+320-374=419-371+108=360+467×2=423×2-698=429+20×2=473-30×4=985-957+749=303-224=25×(133-125)=456-290+177=76×3-197=219+765-245=67×(89-86)=1/4+2/4=381×8-160=875×5-63=170+(545-311)=28+(413-27)=774-651=268-(319-314)=274-44+24=364×3=155×(423-418)=359×(183-177)=241+926+586=806-(888-864)=416×(467-458)=210+294×2=208+183=60+66=108×6+237=291+758+365=861-567+103=477-77=820+113×7=462+99×5=11+591+295=322+197+333=427-16×5=114+(833-711)=500-(280+44)=40+328-186=21×(356-349)=309+250=11×8=800-(803-319)=34+162×3=120-(51-41)=263+365=52×2=342-(81+169)=281+81×5=651+839-978=100+365+117=124×8=520+(771-17)=270+555+138=439-426=969-(465+369)=328-190-42=343+(778-370)=357-37×5=398-233+445=297×2+383=191+(406-166)=991-16=769-(385+327)=909-865+434=634×(496-489)=321+28-304=870-(461-299)=873-(296+557)=662-67×6=191-153=191-76=199+215=128+356=4/8-3/8=113-21×5=3/8-1/8=105×8+50=168-(304-202)=95+(595-543)=953+748=160×(114-111)=285-246=442-66-71=175-40×2=338×(779-772)=929-(255+85)=284+(429-160)=381+(446-326)=316×7-42=378-(383-379)=376×(945-941)=211+96=642×4=147×2-11=244+86=202×5-500=87×4-328=55+141=67×7+278=70-28×2=4/10+6/10=460-70×4=208+287=669×(58-50)=391+49×7=210+176+203=78×8=815×4=198+(361-196)=499-383+170=415×3-886=364-(726-512)=227-(232-93)=161×(63-59)=177×2=135×4=113×6+140=161×4+685=1/7+5/7=704×(752-747)=108×9=216×6-241=247-14×9=837-165-601=305+610+181=163+833+15=314+501+51=402×8=505×8=66×(442-433)=484+885-867=462×5-885=268-(443-245)=258-(188+39)=993+817-874=128×7-896=510+163×3=175+201-353=165×6-363=712-437-171=286+205=185+575-303=286-15×4=381×3-473=265×3-320=862-122×2=84+(163-47)=365+55+623=186×2=341-(408-160)=688+128=58×9-401=215+66×4=478+(73-51)=2/8+5/8=293-173=820+578-511=330×3=443-53×7=78×2-27=435+(684-605)=674×(663-656)=973×(698-693)=251×(306-303)=985-43-580=829-(612-337)=353-179=295+176-426=428-124-31=944+(893-569)=824+641-209=422-214=418-(89+155)=75+275-113=261+282+164=488-406+831=35+(726-159)=34×(497-494)=341×(986-978)=356-291+218=829×(360-352)=363-(235+81)=52+69+46=183-(785-719)=300×7=359-243=262×4=848-(750-272)=497-93×2=990-15-826=3/9+6/9=250×5-100=213×4+241=860+210-951=104×8-746=512+722+661=32+139-21=68+53×5=494×2-48=691×(962-955)=382-349=842×2-846=784-(38+731)=173+232=512+42×4=264-(675-658)=937-(522-330)=567-(970-410)=596-249×2=276+(147-116)=802+(715-336)=397-57×3=114×(422-417)=415-(159+243)=370+578+86=447-36×4=873-(798-280)=19+769+357=622-348=136×4=430+949+834=243-92+105=975-102×6=612-(897-783)=143×3=757+157×2=107+134-134=304-(297-153)=138-35×2=815-(394+179)=444×5-84=207-(341-268)=584×(606-597)=246+78=954+30×7=407-51×4=489+358+84=84×8-507=497-99×4=998-141-94=26+998-528=105+382-385=2/6-1/6=100×8+394=295×6=480-346+74=578-(983-456)=292-182=949×8=437×2-741=732×(811-806)=406×2+120=227+(342-242)=210×3-78=452-(192-23)=51×7=209×(954-949)=491-168+176=95×(412-405)=155+(92-72)=754-570=452+870-288=952-142-598=128×(134-131)=602+556+344=409+162+140=454-136×2=667-126-334=440-119×2=237-34-67=60-(268-226)=129-33×3=625+48×7=492-149-311=957+200×3=832-386+218=993-(601-345)=218+114-110=110×7=234+747=863+(886-768)=982-932+761=394-(87+236)=381-(216+130)=816-58=179×2-73=182+253-300=112+48+275=274×2+560=146×9-347=458-(399-48)=107×4+434=152+323=38+(153-149)=292×(892-886)=664-(77+85)=272-215=257-102=80-20-54=483-243+234=330-(63+28)=161-149+245=185-56×2=238×3=185+279=490-(314-48)=428-28×5=338+880-298=224+161-118=160+106-185=436-(347-77)=160+232+351=496×8-267=155-10×2=675+349=18+489+194=326-32+67=475-(213-174)=234-210+236=488+(499-444)=431-105-147=131×(162-157)=366×2+659=428×(610-601)=386-37=586×9=107-29+175=352-(184+42)=331×6=280×5=372-(192-33)=958-(123+443)=234×3+53=52×(462-456)=544-472=31×4=718-49×8=437-(205+43)=712×6-303=251-141=822-(689-463)=249-(200-106)=884-36×6=776×(70-61)=100+239=63×(351-346)=376-159-97=717-346=356-165×2=559+232-665=695×(634-625)=135×7=216×2+690=309+148-92=258+122-287=669×7=349-201=203+224=313-191+175=196+66=450×(975-966)=682-55×7=237+256=312-(111+66)=91+320=186×5=179+293-230=127×(195-188)=606+(854-737)=749-505=221-119-50=319×2+757=34+133+130=78+(401-123)=11+472-106=348+49-75=433-304=480-81=75×7=772+246-613=124-47×2=473+145+888=486+(995-177)=278+178=282-249-32=78×8-85=449-(203+192)=254×2-92=455-207×2=851-652-123=119+(307-287)=425-88×4=74×(394-385)=500-(63+407)=891-138-64=695-477+47=596+711+43=112×8+522=455-68-212=669-50-251=336×2-589=608-(763-687)=676-660=470+326=943-411×2=211×6-219=279-(369-94)=630×4-453=503×4=269×(797-793)=152-97+156=523-(659-375)=96×(289-286)=354-(460-306)=261-(111+26)=318×5-341=988+(685-31)=468×8=519×9=664-(181+439)=233+233-235=244-112+395=342+902-590=113×4-38=318-(158+67)=105×(69-62)=455-22-225=797-500-287=482-167=391-(138+67)=245-81+225=772-193-429=448-(412-345)=420+(275-118)=351-138=633+183+349=165×2=186×5-768=232+499=350-162+712=287+156+273=10×4+34=745-563+783=599×2-68=941-(931-637)=683+15×6=279+36×2=891+36+38=254-128=750-141+963=952-56+612=3/5-1/5=647+340-674=213-113-78=381+(797-741)=583+404+677=611+30-330=398×4=199×3-170=109×5+340=348+20×4=723-(467+228)=370+(359-329)=16×5+375=140+518=241+(265-177)=110+32=93+(994-789)=766-338+608=738-55×6=625+104+206=325×(100-97)=638×5=332-18+75=156+247+328=471-90=635+(854-82)=433+203+79=347+915=470-(301+120)=843-258-135=539-213-74=802×8-715=423+497-705=509+(932-175)=58×(430-421)=6/8-2/8=793-183=301-19-279=188×4-591=384+(358-313)=299-(382-320)=164-(296-240)=809×7=47+(378-53)=80+637+135=404-75×4=287+155=53×9-106=245×5=803-(636-167)=1/8+2/8=398-264+154=116+175=483-(95+369)=292+126-144=252+545+826=793-447+820=774-99×6=169+268-402=2/4-1/4=200×(84-81)=458+(442-88)=445-353=285-32=545×9-136=266-219=456+754-161=422+(463-90)=871+837-26=655-36×2=77×5-89=3/7-2/7=483+(805-112)=41×(223-219)=718×(882-877)=239-(265-89)=203+133×5=6/10-3/10=39×2=536+25+94=435+925-586=123×(154-145)=99+54×6=248-201=707-579=444-294-80=967-(305+185)=429-(435-220)=225+324=399-(303-180)=903-240-57=107+528=224×3=89+242-179=421-31-335=763-282-434=339×2-107=463-132+83=186-23-58=296-(257+36)=363-183+14=461-196-225=14×(206-197)=962+300=594+(473-53)=370-73×3=285-51=113×(766-758)=99-32+308=551-243=130+145=373+(276-112)=152-12+75=41×2=161-21+196=509-54+649=333-20×3=778+973-275=120×(212-205)=137+310-50=431-118=963-54×4=604+(971-385)=649×6=360-28=303+(377-57)=430-427+247=673-187-278=742-478-107=512-268=269×(340-337)=476-235-163=849-(582-481)=375-11-108=58×(186-183)=453×2-803=313-311+176=408+(292-20)=458×2=834+502+597=871-(476+169)=116+230×4=383-(302-265)=891×4-16=609+181=147×(135-129)=694+132=358-116=85+303=153+(450-328)=419×2-209=753-34×8=471+(101-83)=137×6=495+856+120=301-(392-279)=46+151-93=332+210+351=675-507=432-255+281=6/8-1/8=472-312=379-(219-146)=250-95-86=158-16×7=319-133+55=473-318-81=211×2+214=115-41-37=872+793=866×9-20=493+669=850+102×4=155×5-260=203-33×6=427+(898-168)=95+(390-367)=535+21+529=493-(209+66)=496-110+100=666-576=95+340=434-(365-336)=999-(210+480)=911-626=836-346-392=179×6=763×(438-430)=234+143=186+26+786=635-(606-191)=947-(206+172)=参考答案1/5+3/5=4/5965-878+739=826707-351+351=707873×8-801=618348×8=384168×4=672470+(471-221)=720865-164-331=37086×7+153=755358+68-336=90556+555-317=794244-90+332=486945-462-274=209918-485+340=773221-85×2=51219+180=399770+762+796=2328614-(973-915)=556264-219+383=428115+268=383699×2-607=791126+434+18=578870-455=415448-12×6=376207+132×3=6032/5-1/5=1/5479-(193+285)=1985+121×2=1227219+598=817817×5=4085227+262+381=8706/8+2/8=1358+346+92=796148×6=888159+291×2=741162+357+36=555455-(100+16)=33944+374-396=22307+114×5=877348-73-134=141161-147+43=5717×6+225=327262×3-565=221140×2+281=561437-(305+98)=34360+344+139=843127-117=10152-(284-278)=146463+(292-119)=636249-146+265=368383-(73+81)=229292×(277-271)=1752748-(338+298)=1123/6-1/6=2/63/8-2/8=1/8796-452+925=1269418-(80+196)=142407×(89-84)=2035133+183-115=20187+343+43=473879+(914-639)=1154170×(344-339)=85080+215+522=81783-(167-126)=42139×8-707=405810-179+507=1138238-131+387=4941/3+2/3=1993+495=1488632-117=51576+52=128359+333=692250+374+231=855167-129-38=0139×7-312=661385-15-342=2833+927+239=1199350-282+454=522612-(541-323)=394619×5-593=2502559+751=1310767+499+916=2182409-39×4=253930-(543+105)=282719+(914-135)=14981/6+3/6=4/6301-34×8=29439-47-63=329742+280-134=888338-93+202=447889-(436-316)=769181+161-327=15247-34×4=11158+379×2=816257+79=336459-19-198=242858-(891-465)=43294+84-23=155856-(214+80)=56213+(202-76)=139457-(257-76)=276867+411=1278485-107=378117-13×9=0163+619=782209-(144+11)=54364-187=177683-121×5=78402-(222+116)=64924-140-535=249318-69=249444-(73+343)=28487-(83+202)=202640+730+289=1659916-368+721=1269386-(103+124)=159988-452×2=84363-(165+111)=87477+261-105=633564-339=225366×2-702=30477+(914-264)=112712+411-394=29757-(750-671)=678387×8=309672×3+315=531101×5=505304-(122+133)=49298+(159-99)=358767+804-890=681377+796=1173777-(39+10)=728744-192-259=293508-197×2=114467-66-23=378151×6=906171+191=362137×2+440=71490×9-511=299967+(788-472)=1283331-20×2=29177×(170-164)=462956-566+646=1036288+101=389458+59×8=930424+29+158=611620-105=51564×8=512500-(204+61)=235361-(335-175)=201550-432=118613+878+238=1729171×(321-317)=6843/8+4/8=7/8306×2+316=92880×7+348=908446+54-441=59177+956+693=1826130+112=242900-342+959=1517460-155-227=7863+369-133=299363×3-247=842554+(427-277)=704395-49×6=101763-233-120=410180×3+228=768452+247×3=119363×(201-193)=504442+(150-127)=465709×(271-265)=4254725×3=2175473+(165-38)=600779-276-449=54165×4=660294+342+53=689613-414-44=155190+543=733134+239+347=72055×8-169=271745-(128+394)=2232/6+3/6=5/6782-81-166=535916×6=5496366+543+124=1033482-28×7=286325-(147+39)=139780-(60+148)=572108+417+303=828547+331=878295-17=278335-35-214=86707-92=615364+33-131=266765-(88+356)=321279+621-578=322673-(54+331)=288734-234×2=266111×6=666532-136-294=102165-63+983=1085899-(440+25)=434355-21×6=22998×2+752=948402×2=804338-83×4=6410+(403-361)=452689-217×3=3847×2+371=465138+288=426946-340=60653×7=371378+696-108=966254-(117+96)=41768-(538-312)=542369-47-273=49630-(117+17)=496437+320-374=383419-371+108=156360+467×2=1294423×2-698=148429+20×2=469473-30×4=353985-957+749=777303-224=7925×(133-125)=200456-290+177=34376×3-197=31219+765-245=73967×(89-86)=2011/4+2/4=3/4381×8-160=2888875×5-63=4312170+(545-311)=40428+(413-27)=414774-651=123268-(319-314)=263274-44+24=254364×3=1092155×(423-418)=775359×(183-177)=2154241+926+586=1753806-(888-864)=782416×(467-458)=3744210+294×2=798208+183=39160+66=126108×6+237=885291+758+365=1414861-567+103=397477-77=400820+113×7=1611462+99×5=95711+591+295=897322+197+333=852427-16×5=347114+(833-711)=236500-(280+44)=17640+328-186=18221×(356-349)=147309+250=55911×8=88800-(803-319)=31634+162×3=520120-(51-41)=110263+365=62852×2=104342-(81+169)=92281+81×5=686651+839-978=512100+365+117=582124×8=992520+(771-17)=1274270+555+138=963439-426=13969-(465+369)=135328-190-42=96343+(778-370)=751357-37×5=172398-233+445=610297×2+383=977191+(406-166)=431991-16=975769-(385+327)=57909-865+434=478634×(496-489)=4438321+28-304=45870-(461-299)=708873-(296+557)=20662-67×6=260191-153=38191-76=115199+215=414128+356=4844/8-3/8=1/8113-21×5=83/8-1/8=2/8105×8+50=890168-(304-202)=6695+(595-543)=147953+748=1701160×(114-111)=480285-246=39442-66-71=305175-40×2=95338×(779-772)=2366929-(255+85)=589284+(429-160)=553381+(446-326)=501316×7-42=2170378-(383-379)=374376×(945-941)=1504211+96=307642×4=2568147×2-11=283244+86=330202×5-500=51087×4-328=2055+141=19667×7+278=74770-28×2=144/10+6/10=1460-70×4=180208+287=495669×(58-50)=5352391+49×7=734210+176+203=58978×8=624815×4=3260198+(361-196)=363499-383+170=286415×3-886=359364-(726-512)=150227-(232-93)=88161×(63-59)=644177×2=354135×4=540113×6+140=818161×4+685=13291/7+5/7=6/7704×(752-747)=3520108×9=972216×6-241=1055247-14×9=121837-165-601=71305+610+181=1096163+833+15=1011314+501+51=866402×8=3216505×8=404066×(442-433)=594484+885-867=502462×5-885=1425268-(443-245)=70258-(188+39)=31993+817-874=936128×7-896=0510+163×3=999175+201-353=23165×6-363=627712-437-171=104286+205=491185+575-303=457286-15×4=226381×3-473=670265×3-320=475862-122×2=61884+(163-47)=200365+55+623=1043186×2=372341-(408-160)=93688+128=81658×9-401=121215+66×4=479478+(73-51)=5002/8+5/8=7/8293-173=120820+578-511=887330×3=990443-53×7=7278×2-27=129435+(684-605)=514674×(663-656)=4718973×(698-693)=4865251×(306-303)=753985-43-580=362829-(612-337)=554353-179=174295+176-426=45428-124-31=273944+(893-569)=1268824+641-209=1256422-214=208418-(89+155)=17475+275-113=237261+282+164=707488-406+831=91335+(726-159)=60234×(497-494)=102341×(986-978)=2728356-291+218=283829×(360-352)=6632363-(235+81)=4752+69+46=167183-(785-719)=117300×7=2100359-243=116262×4=1048848-(750-272)=370497-93×2=311990-15-826=1493/9+6/9=1250×5-100=1150213×4+241=1093860+210-951=119104×8-746=86512+722+661=189532+139-21=15068+53×5=333494×2-48=940691×(962-955)=4837382-349=33842×2-846=838784-(38+731)=15173+232=405512+42×4=680264-(675-658)=247937-(522-330)=745567-(970-410)=7596-249×2=98276+(147-116)=307802+(715-336)=1181397-57×3=226114×(422-417)=570415-(159+243)=13370+578+86=1034447-36×4=303873-(798-280)=35519+769+357=1145622-348=274136×4=544430+949+834=2213243-92+105=256975-102×6=363612-(897-783)=498143×3=429757+157×2=1071107+134-134=107304-(297-153)=160138-35×2=68815-(394+179)=242444×5-84=2136207-(341-268)=134584×(606-597)=5256246+78=324954+30×7=1164407-51×4=203489+358+84=93184×8-507=165497-99×4=101998-141-94=76326+998-528=496105+382-385=1022/6-1/6=1/6100×8+394=1194295×6=1770480-346+74=208578-(983-456)=51292-182=110949×8=7592437×2-741=133732×(811-806)=3660406×2+120=932227+(342-242)=327210×3-78=552452-(192-23)=28351×7=357209×(954-949)=1045491-168+176=49995×(412-405)=665155+(92-72)=175754-570=184452+870-288=1034952-142-598=212128×(134-131)=384602+556+344=1502409+162+140=711454-136×2=182667-126-334=207440-119×2=202237-34-67=13660-(268-226)=18129-33×3=30625+48×7=961492-149-311=32957+200×3=1557832-386+218=664993-(601-345)=737218+114-110=222110×7=770234+747=981863+(886-768)=981982-932+761=811394-(87+236)=71381-(216+130)=35816-58=758179×2-73=285182+253-300=135112+48+275=435274×2+560=1108146×9-347=967458-(399-48)=107107×4+434=862152+323=47538+(153-149)=42292×(892-886)=1752664-(77+85)=502272-215=57257-102=15580-20-54=6483-243+234=474330-(63+28)=239161-149+245=257185-56×2=73238×3=714185+279=464490-(314-48)=224428-28×5=288338+880-298=920224+161-118=267160+106-185=81436-(347-77)=166160+232+351=743496×8-267=3701155-10×2=135675+349=102418+489+194=701326-32+67=361475-(213-174)=436234-210+236=260488+(499-444)=543431-105-147=179131×(162-157)=655366×2+659=1391428×(610-601)=3852386-37=349586×9=5274107-29+175=253352-(184+42)=126331×6=1986280×5=1400372-(192-33)=213958-(123+443)=392234×3+53=75552×(462-456)=312544-472=7231×4=124718-49×8=326437-(205+43)=189712×6-303=3969251-141=110822-(689-463)=596249-(200-106)=155884-36×6=668776×(70-61)=6984100+239=33963×(351-346)=315376-159-97=120717-346=371356-165×2=26559+232-665=126695×(634-625)=6255135×7=945216×2+690=1122309+148-92=365258+122-287=93669×7=4683349-201=148203+224=427313-191+175=297196+66=262450×(975-966)=4050682-55×7=297237+256=493312-(111+66)=13591+320=411186×5=930179+293-230=242127×(195-188)=889606+(854-737)=723749-505=244221-119-50=52319×2+757=139534+133+130=29778+(401-123)=35611+472-106=377348+49-75=322433-304=129480-81=39975×7=525772+246-613=405124-47×2=30473+145+888=1506486+(995-177)=1304278+178=456282-249-32=178×8-85=539449-(203+192)=54254×2-92=416455-207×2=41851-652-123=76119+(307-287)=139425-88×4=7374×(394-385)=666500-(63+407)=30891-138-64=689695-477+47=265596+711+43=1350112×8+522=1418455-68-212=175669-50-251=368336×2-589=83608-(763-687)=532676-660=16470+326=796943-411×2=121211×6-219=1047279-(369-94)=4630×4-453=2067503×4=2012269×(797-793)=1076152-97+156=211523-(659-375)=23996×(289-286)=288354-(460-306)=200261-(111+26)=124318×5-341=1249988+(685-31)=1642468×8=3744519×9=4671664-(181+439)=44233+233-235=231244-112+395=527342+902-590=654113×4-38=414318-(158+67)=93105×(69-62)=735455-22-225=208797-500-287=10482-167=315391-(138+67)=186245-81+225=389772-193-429=150448-(412-345)=381420+(275-118)=577351-138=213633+183+349=1165165×2=330186×5-768=162232+499=731350-162+712=900287+156+273=71610×4+34=74745-563+783=965599×2-68=1130941-(931-637)=647683+15×6=773279+36×2=351891+36+38=965254-128=126750-141+963=1572952-56+612=15083/5-1/5=2/5647+340-674=313213-113-78=22381+(797-741)=437583+404+677=1664611+30-330=311398×4=1592199×3-170=427109×5+340=885348+20×4=428723-(467+228)=28370+(359-329)=40016×5+375=455140+518=658241+(265-177)=329110+32=14293+(994-789)=298766-338+608=1036738-55×6=408625+104+206=935325×(100-97)=975638×5=3190332-18+75=389156+247+328=731471-90=381635+(854-82)=1407433+203+79=715347+915=1262470-(301+120)=49843-258-135=450539-213-74=252802×8-715=5701423+497-705=215509+(932-175)=126658×(430-421)=5226/8-2/8=4/8793-183=610301-19-279=3188