三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦

三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦178+280-270=394-156+65=1/4+2/4=829-218×2=915-(76-45)=836-116×6=985-(306+278)=489-89×2=384+59-104=251×(437-434)=403+37×9=499-(41+50)=797+17+84=95-12×6=594×(984-981)=492-28×9=241+155=798-(844-565)=100+347=346×2+904=333-198-111=608×8=4/7-1/7=353-(166+177)=89+(492-461)=592×4-712=419-301+127=616×4-483=794+130+68=103+599-446=327+86=64+62×5=265+106×4=361-(52+216)=48×(74-68)=295-143+49=78×5+226=198+423+31=729+(689-405)=694-425=365+232+199=77×(478-474)=148+320-185=553×4-245=867-308-328=51×3=315+(388-71)=773-(762-49)=30+415-169=114×(346-338)=15×(184-177)=538×3=222×4-339=138×(395-389)=373+263×2=68+157=751×(130-121)=410×(540-533)=307-(151-114)=31+363+52=378-299=442+(463-304)=395-112=211+557-162=857-74-442=851-217-46=752-240+394=350-276+119=439-(197-82)=965-(38+254)=471-172×2=6/10-4/10=441-173×2=817-16+294=79×6+590=861+392+852=269+148-372=316-99=293+(455-62)=160×5+888=269-69×2=489-266+158=185+232=425-58×6=474-369+588=595-33×8=125+(433-380)=14×(457-448)=874-(982-346)=211×4+543=167×5=235+404-292=924×2=947-(88+708)=105×2+249=6/10-1/10=84+98×3=138+426+15=157+312=240-94×2=274-97+185=381×(362-353)=852+791+522=185+532+111=364-(305-129)=19×(343-335)=922-(23+235)=30×8+366=102×6=223×(58-55)=400-130-181=369+(237-66)=724+106-497=447×3-114=138+315-67=153+328-281=229+611+976=357-160+246=230-103-30=873×(89-84)=113+122+584=799×(295-287)=810×4=336×7=749-13×4=949-363-117=565×3-414=272-(121+69)=781+171+591=564+(862-322)=313-(108-53)=959-335×2=20+18+230=80×(32-26)=157+459×2=288+211=191×5-356=862+(485-141)=756×4-809=21×9=540×7=295-26×5=414+344=229-(554-459)=708-673=763×(391-384)=302-(176-33)=997+790+768=85×(365-356)=763+70×2=395+557+313=981-935+399=825-69=758+137×2=147×2+320=122×(152-149)=653-257-319=68+100=112-64-18=174+529=295+61×4=737-311=44×2=427-73×3=249-234+298=362-(474-371)=464-18×4=364-297+372=233+243+340=195-(776-590)=15×4=961-473-220=204+232-242=827×(379-376)=259+401+178=84×(430-421)=379+(127-33)=92×(121-112)=74+272+25=430+43+330=858-50×9=313-146=262-128-20=38×7=475-(166+158)=75+183×5=49+261+426=336×2-86=449+341+84=907-(63+136)=494-381=450-50-32=134×3=981-709-239=325+28-35=608-84×3=52×3=70+315+575=119×(306-299)=205+(593-36)=814-302-198=801-13=217+85=69+(717-511)=627-211+197=68+216×2=683-421+843=459-(468-348)=115+224=816-39×6=131+11-96=432×(754-747)=592+671=335+157×2=4/8-2/8=460×9=419+515-321=141+125×4=994+717+493=941-(151+67)=365-131×2=935-320+187=320×5=348-243+963=14×9+351=119×2+50=713-602=129×5-466=2/6+3/6=441-39×3=172×3-307=298×2+95=668-(333+260)=246+235=218×4-710=848-454+68=484-60-158=129+571=480+(343-41)=159+159-106=443-28×4=118×6+251=47+628+97=142×5=546×(101-94)=381-(164+118)=131+190-320=454-269+284=160-(207-79)=766+255-970=86+353=298×3+52=335+313=217-150-29=862×5-221=306+315×2=338-(199-99)=110-72=934-280-577=866-649+573=482+(176-88)=336+127=968+818-186=954×(649-642)=562-117×3=165+569=22×8=294-39=185-98=880-(438+148)=307×4-448=404-(159+232)=681+553-728=125+124+427=991-(73+693)=390-178-13=205+(544-218)=781-182=414×3-519=270-46+66=905+551-645=546-225×2=58×9=12+294-23=349+44×9=778-(581-181)=242×2-451=103×6+771=675+(724-546)=396-(176-111)=76+101×4=200×6=163-82-11=233+855+695=263+102=436-(385-258)=203-(124+12)=846×5=678+487+133=16-(496-489)=190-15×9=3/8+2/8=198+142=467-(209-26)=293-(50+206)=885-160-686=492+(183-164)=258-24×8=864×3=976+(795-672)=285-15+24=576-(939-651)=499-(35+373)=726-360+161=882-(99-89)=254+(490-197)=489+61-452=966-257×2=375-299+310=244-(390-176)=373-32×6=363+(736-238)=264-46×4=374×3-668=452-67=365-(245+29)=728-87+228=782-777+338=398+(935-437)=911-478+670=392-385+86=394-70-95=77×9+206=411-(621-270)=224×4-98=626+663-468=805+895=516+105×9=331-154+91=223×9=787×4-606=236×(425-421)=144-(204-112)=182×2=932+160+575=604+805-516=300+(238-68)=466×2=46×5+154=364+82=308×2-478=22×4=378-90=908-507-360=4/10+3/10=114×(984-981)=168×3=398+60+380=83×7=12×8+364=115×2=323-(181+137)=471-18×5=942-202=687-(819-278)=453-(271-120)=832×8=463-315-126=2/5-1/5=16×(378-375)=361+206-108=459+(387-252)=459-(157+283)=596-(174+17)=350-55×2=569-101×4=774×(773-767)=10×6=195-18-85=310+(896-208)=760-373×2=373+100=854-(376-305)=252×3=302×7=441-13-251=168×(380-377)=433×2=968-(883-787)=3/7-1/7=416-229-137=873-385-213=874-(533-63)=98×2=972-472×2=141+85×6=714+(397-238)=984+263×2=530-(686-229)=2/4-1/4=162+116=450-17-184=393-230=771-16=649+253-479=761-278-334=226×2=393-(153+38)=56×8+526=812×(710-703)=416-107=676+961-867=566+515+607=749+212-34=158+93=499-(32+195)=125-(125-80)=373+89+323=430-382=308-294+480=422-18-367=982×(729-720)=101×7+192=430+498+58=231×3-545=92×4=829+549-508=973+(756-10)=957×(56-49)=164+694+287=764×3-246=333-101-104=855-169=223+(442-272)=443×2-522=163+(279-154)=914-231×2=863+916+563=138+196=92+(268-73)=639+(708-112)=164+309=877-540+23=519-244×2=386-215=422-140×3=101+665+130=2/7+5/7=318×4-517=952×(792-783)=209-69=704+531=175+50-78=87×9=244+125+178=159-(74+85)=110×5=196-174+59=490-406=577-377+98=313×2-195=74×8+29=317-219=711+234+812=668+816+960=803-148-213=286-108+193=432+652=450-197=223+22-180=481×2-114=230-45×5=331-14-140=164-122=315-(137+115)=705-68×6=491-131+126=74+96=219×4-187=5/6-1/6=18×7=198×5-967=271-18-235=487×2-276=873-(994-900)=714-565+133=516+854+745=487+(411-404)=106×6-101=477+876+179=791-590=148×(394-388)=289×(237-228)=708×(461-454)=483-461+216=96×9-333=132×5-447=58+12=458-87+64=907+127-50=171+250-187=875-301-182=883-289=254×7-613=979+(681-436)=352+106×2=338-(939-845)=697-(877-619)=330+(159-148)=907-385+186=425-269+311=91+225-273=380-195=516×9=474-(287+71)=193+138-292=422-279+256=490-68=416-34×8=179+177×3=471×9-347=76×8-547=725×3-393=3/7-2/7=807+(864-497)=671×(145-136)=705-628=115+326=369-(182+138)=127×7-568=223-43=597-252×2=969+706+701=52+117+811=450+468-68=85+86-71=52×2+330=307-(320-31)=481-(478-156)=520×6-171=496-421+318=310+(329-141)=350+292=580+(997-739)=210-(51+50)=4/6-1/6=463-219-188=45+(232-160)=2/7-1/7=708-(691-393)=554×(438-433)=163×3+298=79+421-436=696-(726-244)=454×6-598=750-192-442=119×2-222=589-200-299=551-71×7=704+42+114=886-88×7=792-423-15=286+66-264=956-775+386=468×3=525+(652-332)=197×4-746=220×(298-295)=467-(328+94)=93-(554-468)=490×(780-776)=31×(57-50)=185-(330-157)=192+94=697-466=498-101-110=668+850=566+516=359+21-195=198+360=812+469-239=344-115×2=440-(376-32)=161+(454-302)=367+81-371=41+(450-152)=310-35×2=330×2-442=110×7-455=748-142=430-(177+112)=399×(217-209)=485+659+232=373+(595-338)=70+(323-322)=195+(418-65)=455-(823-822)=717-(433+174)=388×2+422=273-160-48=532-134=248-15×8=593-213+766=93+211=127×(295-291)=489-(255+189)=311-44-31=33×3+328=288-(927-697)=255+90-206=967-115×5=220-(152-120)=334-(62+98)=159×3+443=297-118-155=117×5+321=272-165+149=443-(428-271)=132×6=495-302+123=448-(47+218)=188-(77+106)=138+(119-49)=481-143×2=366-(107+69)=656-(168+159)=310×3-428=924-(651-122)=495+(865-305)=907-(655+67)=314+22-321=232+(321-139)=304+180×4=88+83=601-72=126+546=819-509+751=861×6-321=219+177+273=300-(470-455)=250×3=680×6-349=366+569=401-(346-304)=90×3=482-(89+310)=266-62×4=269+(848-476)=1/6+3/6=830×4-309=141×(994-985)=271+170=340-267=509+(924-109)=861+53-57=742-149-409=365-77+206=195×(483-479)=905-266×2=181-16×6=396-(119+52)=153×2+444=328+26×5=370-240=894-602+316=670×(30-25)=733-84+964=176+238=494+47+661=794×6=752-113-550=223-(393-363)=840×(111-102)=608+17×5=694+843=670+327×3=881-(53+796)=762+465+971=444-175=317-312+153=306-185=189-(16+160)=587+31×8=436-18-416=310×2-160=320+151=372+217×3=50+324-90=587×7-299=709×9=482×7-628=496-376=832-(582+99)=407-(439-192)=267+202-232=379+284+204=873-366=346+96×5=14+334-241=322×3-87=961-184×5=66+390=489+441+783=632+524=836×6=399-12-25=84+402-157=372-(43+155)=653×2=371-74×2=448×2-552=15×9=872-52-317=995-59=407+445-583=36+788+208=279+450=929+789-630=59×8=188-16=963+(587-343)=181-(413-255)=450-156=203-(129+46)=290-163+192=524-(328+21)=490-300=489×(209-201)=60+(478-184)=8/10+2/10=195×2-378=474×(29-24)=593-(319+11)=357+95=82+86=767-79×7=498-205-254=288+506-630=186+72+88=936-(149+701)=384-(176-90)=822+162=306×2-32=397-296+55=964×(21-17)=413+77-50=474+(420-341)=16+425+238=448-254-111=536-30+927=378+329+513=312-221=465+748+499=26+755+119=769-(547-535)=350-(226-206)=80×(223-220)=131+117+263=922+137×3=223+(269-85)=744-202=188+(602-131)=307-34×6=611×6=611+279+601=359×4-155=488-46-318=10×2+350=1/8+3/8=16×2=382+(484-189)=968-34×6=420+924+410=948-(285+57)=615-292+449=73×7=356+(971-758)=95-(315-292)=103×(437-429)=862-243-363=895-(406+140)=414+699-177=632×9-497=444×(508-505)=128×(422-419)=741-94-292=181-140+11=398-(182-73)=861-97×5=497-136=266+146=178+(191-37)=881-(698+163)=883+(208-12)=247-99=241+159-50=903-511+149=440+12+249=1/6+2/6=397-358=928×8=90×9=179+(822-428)=304-121=360-(840-541)=193+270=989×9=354×8-268=77×5=589-(983-589)=777+658=924-56-207=210-162+11=610×8=410-83-34=510×7-327=534+(484-454)=714-169=5/8+2/8=888+279-19=36×(115-111)=759+153=969-(414+271)=494-416=58×6+117=162×(199-195)=453-366=61×(458-452)=968-542-262=164×4-83=476-144-16=597-532+488=766+73-322=274+24×6=849+363+699=793-(18+684)=905-(434+287)=50×4+497=6/9-1/9=488-37=346+(388-131)=225+50=900-26+68=811+51-48=789-59-461=210+241=134×6-253=751-(294+166)=524-(227-203)=459-243-16=574-102=476-35×9=496-(60+404)=133+32-114=937-654-54=210×(423-420)=372-(164+151)=809-(398+125)=1/6+4/6=3/7+2/7=365-80×3=400-29×2=145+114=316+778=參考答案178+280-270=188394-156+65=3031/4+2/4=3/4829-218×2=393915-(76-45)=884836-116×6=140985-(306+278)=401489-89×2=311384+59-104=339251×(437-434)=753403+37×9=736499-(41+50)=408797+17+84=89895-12×6=23594×(984-981)=1782492-28×9=240241+155=396798-(844-565)=519100+347=447346×2+904=1596333-198-111=24608×8=48644/7-1/7=3/7353-(166+177)=1089+(492-461)=120592×4-712=1656419-301+127=245616×4-483=1981794+130+68=992103+599-446=256327+86=41364+62×5=374265+106×4=689361-(52+216)=9348×(74-68)=288295-143+49=20178×5+226=616198+423+31=652729+(689-405)=1013694-425=269365+232+199=79677×(478-474)=308148+320-185=283553×4-245=1967867-308-328=23151×3=153315+(388-71)=632773-(762-49)=6030+415-169=276114×(346-338)=91215×(184-177)=105538×3=1614222×4-339=549138×(395-389)=828373+263×2=89968+157=225751×(130-121)=6759410×(540-533)=2870307-(151-114)=27031+363+52=446378-299=79442+(463-304)=601395-112=283211+557-162=606857-74-442=341851-217-46=588752-240+394=906350-276+119=193439-(197-82)=324965-(38+254)=673471-172×2=1276/10-4/10=2/10441-173×2=95817-16+294=109579×6+590=1064861+392+852=2105269+148-372=45316-99=217293+(455-62)=686160×5+888=1688269-69×2=131489-266+158=381185+232=417425-58×6=77474-369+588=693595-33×8=331125+(433-380)=17814×(457-448)=126874-(982-346)=238211×4+543=1387167×5=835235+404-292=347924×2=1848947-(88+708)=151105×2+249=4596/10-1/10=5/1084+98×3=378138+426+15=579157+312=469240-94×2=52274-97+185=362381×(362-353)=3429852+791+522=2165185+532+111=828364-(305-129)=18819×(343-335)=152922-(23+235)=66430×8+366=606102×6=612223×(58-55)=669400-130-181=89369+(237-66)=540724+106-497=333447×3-114=1227138+315-67=386153+328-281=200229+611+976=1816357-160+246=443230-103-30=97873×(89-84)=4365113+122+584=819799×(295-287)=6392810×4=3240336×7=2352749-13×4=697949-363-117=469565×3-414=1281272-(121+69)=82781+171+591=1543564+(862-322)=1104313-(108-53)=258959-335×2=28920+18+230=26880×(32-26)=480157+459×2=1075288+211=499191×5-356=599862+(485-141)=1206756×4-809=221521×9=189540×7=3780295-26×5=165414+344=758229-(554-459)=134708-673=35763×(391-384)=5341302-(176-33)=159997+790+768=255585×(365-356)=765763+70×2=903395+557+313=1265981-935+399=445825-69=756758+137×2=1032147×2+320=614122×(152-149)=366653-257-319=7768+100=168112-64-18=30174+529=703295+61×4=539737-311=42644×2=88427-73×3=208249-234+298=313362-(474-371)=259464-18×4=392364-297+372=439233+243+340=816195-(776-590)=915×4=60961-473-220=268204+232-242=194827×(379-376)=2481259+401+178=83884×(430-421)=756379+(127-33)=47392×(121-112)=82874+272+25=371430+43+330=803858-50×9=408313-146=167262-128-20=11438×7=266475-(166+158)=15175+183×5=99049+261+426=736336×2-86=586449+341+84=874907-(63+136)=708494-381=113450-50-32=368134×3=402981-709-239=33325+28-35=318608-84×3=35652×3=15670+315+575=960119×(306-299)=833205+(593-36)=762814-302-198=314801-13=788217+85=30269+(717-511)=275627-211+197=61368+216×2=500683-421+843=1105459-(468-348)=339115+224=339816-39×6=582131+11-96=46432×(754-747)=3024592+671=1263335+157×2=6494/8-2/8=2/8460×9=4140419+515-321=613141+125×4=641994+717+493=2204941-(151+67)=723365-131×2=103935-320+187=802320×5=1600348-243+963=106814×9+351=477119×2+50=288713-602=111129×5-466=1792/6+3/6=5/6441-39×3=324172×3-307=209298×2+95=691668-(333+260)=75246+235=481218×4-710=162848-454+68=462484-60-158=266129+571=700480+(343-41)=782159+159-106=212443-28×4=331118×6+251=95947+628+97=772142×5=710546×(101-94)=3822381-(164+118)=99131+190-320=1454-269+284=469160-(207-79)=32766+255-970=5186+353=439298×3+52=946335+313=648217-150-29=38862×5-221=4089306+315×2=936338-(199-99)=238110-72=38934-280-577=77866-649+573=790482+(176-88)=570336+127=463968+818-186=1600954×(649-642)=6678562-117×3=211165+569=73422×8=176294-39=255185-98=87880-(438+148)=294307×4-448=780404-(159+232)=13681+553-728=506125+124+427=676991-(73+693)=225390-178-13=199205+(544-218)=531781-182=599414×3-519=723270-46+66=290905+551-645=811546-225×2=9658×9=52212+294-23=283349+44×9=745778-(581-181)=378242×2-451=33103×6+771=1389675+(724-546)=853396-(176-111)=33176+101×4=480200×6=1200163-82-11=70233+855+695=1783263+102=365436-(385-258)=309203-(124+12)=67846×5=4230678+487+133=129816-(496-489)=9190-15×9=553/8+2/8=5/8198+142=340467-(209-26)=284293-(50+206)=37885-160-686=39492+(183-164)=511258-24×8=66864×3=2592976+(795-672)=1099285-15+24=294576-(939-651)=288499-(35+373)=91726-360+161=527882-(99-89)=872254+(490-197)=547489+61-452=98966-257×2=452375-299+310=386244-(390-176)=30373-32×6=181363+(736-238)=861264-46×4=80374×3-668=454452-67=385365-(245+29)=91728-87+228=869782-777+338=343398+(935-437)=896911-478+670=1103392-385+86=93394-70-95=22977×9+206=899411-(621-270)=60224×4-98=798626+663-468=821805+895=1700516+105×9=1461331-154+91=268223×9=2007787×4-606=2542236×(425-421)=944144-(204-112)=52182×2=364932+160+575=1667604+805-516=893300+(238-68)=470466×2=93246×5+154=384364+82=446308×2-478=13822×4=88378-90=288908-507-360=414/10+3/10=7/10114×(984-981)=342168×3=504398+60+380=83883×7=58112×8+364=460115×2=230323-(181+137)=5471-18×5=381942-202=740687-(819-278)=146453-(271-120)=302832×8=6656463-315-126=222/5-1/5=1/516×(378-375)=48361+206-108=459459+(387-252)=594459-(157+283)=19596-(174+17)=405350-55×2=240569-101×4=165774×(773-767)=464410×6=60195-18-85=92310+(896-208)=998760-373×2=14373+100=473854-(376-305)=783252×3=756302×7=2114441-13-251=177168×(380-377)=504433×2=866968-(883-787)=8723/7-1/7=2/7416-229-137=50873-385-213=275874-(533-63)=40498×2=196972-472×2=28141+85×6=651714+(397-238)=873984+263×2=1510530-(686-229)=732/4-1/4=1/4162+116=278450-17-184=249393-230=163771-16=755649+253-479=423761-278-334=149226×2=452393-(153+38)=20256×8+526=974812×(710-703)=5684416-107=309676+961-867=770566+515+607=1688749+212-34=927158+93=251499-(32+195)=272125-(125-80)=80373+89+323=785430-382=48308-294+480=494422-18-367=37982×(729-720)=8838101×7+192=899430+498+58=986231×3-545=14892×4=368829+549-508=870973+(756-10)=1719957×(56-49)=6699164+694+287=1145764×3-246=2046333-101-104=128855-169=686223+(442-272)=393443×2-522=364163+(279-154)=288914-231×2=452863+916+563=2342138+196=33492+(268-73)=287639+(708-112)=1235164+309=473877-540+23=360519-244×2=31386-215=171422-140×3=2101+665+130=8962/7+5/7=1318×4-517=755952×(792-783)=8568209-69=140704+531=1235175+50-78=14787×9=783244+125+178=547159-(74+85)=0110×5=550196-174+59=81490-406=84577-377+98=298313×2-195=43174×8+29=621317-219=98711+234+812=1757668+816+960=2444803-148-213=442286-108+193=371432+652=1084450-197=253223+22-180=65481×2-114=848230-45×5=5331-14-140=177164-122=42315-(137+115)=63705-68×6=297491-131+126=48674+96=170219×4-187=6895/6-1/6=4/618×7=126198×5-967=23271-18-235=18487×2-276=698873-(994-900)=779714-565+133=282516+854+745=2115487+(411-404)=494106×6-101=535477+876+179=1532791-590=201148×(394-388)=888289×(237-228)=2601708×(461-454)=4956483-461+216=23896×9-333=531132×5-447=21358+12=70458-87+64=435907+127-50=984171+250-187=234875-301-182=392883-289=594254×7-613=1165979+(681-436)=1224352+106×2=564338-(939-845)=244697-(877-619)=439330+(159-148)=341907-385+186=708425-269+311=46791+225-273=43380-195=185516×9=4644474-(287+71)=116193+138-292=39422-279+256=399490-68=422416-34×8=144179+177×3=710471×9-347=389276×8-547=61725×3-393=17823/7-2/7=1/7807+(864-497)=1174671×(145-136)=6039705-628=77115+326=441369-(182+138)=49127×7-568=321223-43=180597-252×2=93969+706+701=237652+117+811=980450+468-68=85085+86-71=10052×2+330=434307-(320-31)=18481-(478-156)=159520×6-171=2949496-421+318=393310+(329-141)=498350+292=642580+(997-739)=838210-(51+50)=1094/6-1/6=3/6463-219-188=5645+(232-160)=1172/7-1/7=1/7708-(691-393)=410554×(438-433)=2770163×3+298=78779+421-436=64696-(726-244)=214454×6-598=2126750-192-442=116119×2-222=16589-200-299=90551-71×7=54704+42+114=860886-88×7=270792-423-15=354286+66-264=88956-775+386=567468×3=1404525+(652-332)=845197×4-746=42220×(298-295)=660467-(328+94)=4593-(554-468)=7490×(780-776)=196031×(57-50)=217185-(330-157)=12192+94=286697-466=231498-101-110=287668+850=1518566+516=1082359+21-195=185198+360=558812+469-239=1042344-115×2=114440-(376-32)=96161+(454-302)=313367+81-371=7741+(450-152)=339310-35×2=240330×2-442=218110×7-455=315748-142=606430-(177+112)=141399×(217-209)=3192485+659+232=1376373+(595-338)=63070+(323-322)=71195+(418-65)=548455-(823-822)=454717-(433+174)=110388×2+422=1198273-160-48=65532-134=398248-15×8=128593-213+766=114693+211=304127×(295-291)=508489-(255+189)=45311-44-31=23633×3+328=427288-(927-697)=58255+90-206=139967-115×5=392220-(152-120)=188334-(62+98)=174159×3+443=920297-118-155=24117×5+321=906272-165+149=256443-(428-271)=286132×6=792495-302+123=316448-(47+218)=183188-(77+106)=5138+(119-49)=208481-143×2=195366-(107+69)=190656-(168+159)=329310×3-428=502924-(651-122)=395495+(865-305)=1055907-(655+67)=185314+22-321=15232+(321-139)=414304+180×4=102488+83=171601-72=529126+546=672819-509+751=1061861×6-321=4845219+177+273=669300-(470-455)=285250×3=750680×6-349=3731366+569=935401-(346-304)=35990×3=270482-(89+310)=83266-62×4=18269+(848-476)=6411/6+3/6=4/6830×4-309=3011141×(994-985)=1269271+170=441340-267=73509+(924-109)=1324861+53-57=857742-149-409=184365-77+206=494195×(483-479)=780905-266×2=373181-16×6=85396-(119+52)=225153×2+444=750328+26×5=458370-240=130894-602+316=608670×(30-25)=3350733-84+964=1613176+238=414494+47+661=1202794×6=4764752-113-550=89223-(393-363)=193840×(111-102)=7560608+17×5=693694+843=1537670+327×3=1651881-(53+796)=32762+465+971=2198444-175=269317-312+153=158306-185=121189-(16+160)=13587+31×8=835436-18-416=2310×2-160=460320+151=471372+217×3=102350+324-90=284587×7-299=3810709×9=6381482×7-628=2746496-376=120832-(582+99)=151407-(439-192)=160267+202-232=237379+284+204=867873-366=507346+96×5=82614+334-241=107322×3-87=879961-184×5=4166+390=456489+441+783=1713632+524=1156836×6=5016399-12-25=36284+402-157=329372-(43+155)=174653×2=1306371-74×2=