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

三年級(jí)數(shù)學(xué)(上)計(jì)算題專(zhuān)項(xiàng)練習(xí)附答案集錦882-(339+235)=338×2-307=867+215=491-435+218=149+(431-319)=195-(293-189)=446×2=375-206=486-(38+195)=465-346+146=449-61=46×2=768-692-71=472-(61+41)=626+(543-83)=384-152+214=564×(966-963)=283+57-212=270+185=375-(293-107)=440-81-159=4/8+2/8=892×8=651-(856-283)=355-22×6=334-(119+209)=303-33×6=123+332=14+51+196=296-11×3=772×8=491+31×4=362×2-269=918+549=409+264×2=468+154-546=362+204×3=402-140-237=118×7=821×3-884=922-(262+110)=86×(129-121)=315-(131+18)=3/6+2/6=353+130-355=345+245×3=757-347=451-(51+189)=366+(472-360)=790+241×2=77+219=120+174-158=774-463=637×6-567=134+(434-350)=322+239+750=29×(413-405)=274+15×9=467-128=377+(439-375)=397-103=294-274+446=656+154+20=345-10×3=78-50+439=965-472+750=356+(354-214)=217-51=574+289+900=233-26×4=696+721=308-208-42=455-426+289=54+145×6=402-(469-313)=236-156-27=221×2+476=645-192×2=294×(286-279)=215-14-150=57+269=366×2=166+591+155=314×(663-656)=402-297+169=465×5=345-306+275=476-(259+38)=15+316×3=294×3-193=723-(227+216)=430-(245-196)=677-76-70=690+577-336=386+637=433-(419-293)=808×6-366=734-266-225=387×(214-206)=302-(299-195)=740-533+797=838-254×2=997+271×2=480-325=2/8+3/8=276+(425-126)=508+477-262=493-446+137=12×8+13=272×2=184+37+737=853+153+75=11×(379-375)=26+118=662-98+744=984-(249-25)=350×2=430-34-137=849+(552-377)=317×9=989+147-292=305+(695-347)=240+354=873×(333-325)=764+261=434-(225+106)=464-47=511×(21-17)=60×(116-109)=466×2=946-98×7=36×5-49=323×(279-276)=136×7=274-177=498-97-400=279-126=64×(231-226)=674-205-151=671-449=264+287=679-(370+244)=436-(120+100)=86×3=72×(73-70)=274+251-220=786-272=483-142=134+337=787-82×6=131+171+16=338-(154-72)=422-166-104=366-(451-109)=193-40×4=965-150+369=145+107×5=840-366+790=883-237+198=328-218=71+(865-537)=113+268=272+822-273=889×5-820=862-(183-143)=426×2-633=43+850+92=981+146-88=162+27+551=329-(286-77)=59×8=772+206-866=284-28×8=415-36-179=657+454-755=777+42-146=843-24-535=153-47×3=360-80-87=230-(381-265)=113-(315-286)=903-37×7=161×(447-442)=357-47=899+231×3=733×6-395=494-90×2=122+312-333=2/7-1/7=568+327-445=31+412+11=532-498=781-139×5=152+74+520=254+705=806×(168-162)=443+991-237=987+(648-357)=463-280=627-117×3=344+97+170=966+(639-104)=170+132=409+56-276=974-599=462×3-980=478×2=60×2+796=387-(699-569)=157×6=356+19×3=29×7=198×(209-201)=61×(170-161)=63+851+13=478-(278-135)=209-133+42=297+112-336=679+205+325=425-175×2=67×7-326=86+75=317+169-294=380-30×7=802-58+241=105+(703-622)=463-(103+190)=411+(491-460)=483-59×2=329-177+202=467+144×3=382-361+193=94×(482-478)=169×5-591=470+14-75=29×6=941-298×3=436+(470-66)=288-175+150=1/8+2/8=441×8-811=272-(314-258)=66-12×4=304-51×5=641+232-873=56×6-330=142×2+406=620-11=357+(210-24)=320-185=458-244+779=228+44-172=3/8-1/8=5/8+2/8=202+80+62=341-(349-319)=330×3=305+(314-94)=927+364-108=816×6=786+708-792=193-75+187=115+196+386=870-(244+341)=229-149+271=456-289+308=216×4-833=453-44×8=466-138=341-(785-453)=475×2-672=98+229-249=778+(179-19)=155+(415-124)=337+120-33=457-104-340=5/8-2/8=128+233=363+65=197-36×2=245×4-163=271-(139-56)=240-127+166=300+(376-315)=485×9-768=99+161=694-10-684=512-266=39+127+420=127×5-214=391+884-134=444+976-817=643-(201+45)=382-184=29×5+460=877-368-102=369×3-61=927-63×9=467-13×8=71×6=241+33-18=62×5+112=927×(615-607)=70+236+164=986-746+785=195+290-394=249-224=916+750+525=12+534+422=473-(79+216)=624+206-420=352-(110+139)=163×(315-311)=224×4-554=26×9=86+362-379=735+(570-337)=115×8-215=719-219-378=230×3=275-(376-325)=898×9-373=868-(631+111)=175×3-59=2/6+3/6=398×2-311=352×(721-712)=105×(22-18)=108×(77-68)=4/7+2/7=375-48+87=179-15+226=299×4=332×(277-274)=131×7-318=735-(217-34)=365-(613-355)=790×8-555=787×2=611×7=598+(749-174)=559-383-84=475+(196-39)=795-32+420=104×8-204=283-179=684+423+505=497-(239+109)=115+251+51=33×4+474=573-(907-596)=165-(106+20)=231-(61+147)=311-264=110-94+200=258-130=971×(547-540)=618-555=7/10-2/10=269+637=703+18-190=29×8=116-20×4=853+226×4=206×(538-535)=853-343-65=526+585=629-(316+240)=377-92-61=15×(309-301)=632-142+891=35+209=488-(185+239)=681×(356-349)=414-193=28+411-411=24×4+17=12×7+125=196-(611-425)=217+112=102×8+90=77×(877-869)=938-539=481+359=274×3=247+141-197=353-(122+129)=95×5-102=138+(470-88)=756-69-622=58+626+895=34×(246-240)=224-40×2=467-432=234×3-637=5/7-1/7=419-(324-120)=620-49-458=490+(722-236)=919-(608+196)=484-18=284+180=470-181-285=102+132×2=872×(421-415)=225-88=674+498+86=430×6=200×6=459-(103+72)=377-(224-92)=785×(381-372)=2/10+3/10=963+(683-302)=724-13-710=462-98=264×(362-359)=332-65-49=212-129+824=148×2=499-319+216=141+13×7=84×3=186+328+168=678×7-230=757+623+861=320-93×3=351-173×2=968-(26+386)=324-(199+70)=38+280+463=170+37=358+(291-73)=336+127=284-251=133+37+508=128+(416-84)=947+901+657=331×2-556=353×8=312+(291-26)=929+(999-380)=206+(384-164)=131×2+427=948×(440-437)=46×4+191=215+272-429=791-(891-743)=898-143×3=124+317=383+149=478+(759-337)=161×(745-738)=16+(480-205)=64+284+417=183×4=96×2+92=499-(79+399)=26+131=927-172+590=448-85×3=53+469×2=61×5=125×3+100=475-(46+105)=94+43=245×3-452=101+577+614=694+786=110+(419-71)=538-33+371=531+(535-36)=277-76=655-(208+144)=671+440=444-(292-219)=294+24+444=185×5=291+230×3=968-(338+588)=854-26-306=716-337-262=963-909=50+233-25=434-222=1/8+5/8=14×9=679×8-312=917+149-250=388-81-157=313+61=964×(27-21)=849-602-220=286-238+89=605+(832-302)=585-(104+160)=500×6-820=842-(269+271)=941-252×2=483-12-416=50×2+728=54+105-79=869-712=495-89×4=446+338+69=801-538=469-134=642-(188+196)=366-176-55=92×4=270×(330-327)=480-25-104=855-(596-334)=985-(969-11)=483-(239+41)=562-134×4=457-(847-483)=622+916-835=55×(208-204)=730-(124+209)=144×3=826-583+607=320×3=427-57×4=437+233+116=935-700-24=200×2=403-235=530-28×5=427-(490-439)=171×5+131=752-14-35=141×4=744×8-365=872+686+437=453-(74+250)=906×5=823-194+686=397+(549-393)=184-92-68=93×3-247=636×4-829=995-(608-18)=289-223+195=251×3+871=442+(437-315)=103+76=344+38-233=3/4-1/4=102+309+577=909+168+531=71×7+310=499×2=90×(243-239)=288+136×2=951-71=142+480=450-94+62=17+329-41=428-321+337=401×2-126=440×9=16×(203-197)=173+193-120=966+(943-493)=798-(453+246)=136×(359-353)=975×5=482-397=399-41×4=708+837+690=976-17×8=264-(328-95)=310-(164+50)=305-138=3/8-2/8=984-282×2=556+86×8=435-16×4=423-269=297+956+286=190-65-99=5/10+2/10=105×4=867-502+145=467×2+790=426-(175+157)=837×2-848=548-43×4=307+94-320=480-(277+19)=599+53×8=319+847+949=19×(443-438)=335-89×3=295+599=160×(17-11)=482-(201-28)=769+165-46=214×2-75=713×6-530=594-(104+96)=798+354=873×(632-625)=741-(827-514)=95×5+880=415-(679-515)=962-454×2=464-35×4=315×(782-777)=37+639+156=781-678+419=72+26+257=476+(464-14)=57×6-86=407-153=841+(872-819)=114+334+377=534+152×6=241+179-246=118+252×2=286+161-148=632×2-674=594-461=482×2=420-(110+39)=102×8+488=24×6=983+525+567=489-237=174+109=803+175=360-22-250=595-268-150=442-412=379+37×5=323+(453-335)=428-(93+270)=388+(45-12)=997+694-39=512×8=111+387=89×9=965-96×5=490-(259+12)=62+402-185=142+(481-407)=497-251+679=602-(190+308)=455-(143+18)=711-531+367=118×(165-161)=848-557+96=824-(171-34)=475-(361-98)=697+(710-321)=86+292=481-96×5=348-62×4=166×5-291=406+789+868=790-54×5=106+316+198=674×(603-594)=416-141-245=246-189+223=341+150-361=587-14-140=277-81×2=66×2=797-172+190=878-42×6=786+899+566=110+(499-90)=841+235=607+359=779-121-271=106×(282-275)=88×5=457+(233-37)=57+446×2=351×2=360+314+493=433×2+628=745×3-349=698-338=157+310-93=342+(338-86)=449+132+416=444+823+262=228×(426-423)=417-(613-429)=189-87+36=814×8-190=116-111+262=632+431-373=738×5=876-782+797=986+115×7=519+362=163×4=193+224=939+281×2=233×4-483=491-56-280=98×3+105=426×(449-441)=961-634+441=784-61-566=419-103-205=452-(48+191)=299+(442-407)=882-(706+156)=186+(238-105)=74+299+427=165×(756-748)=341+(392-265)=967-475=466-340-15=360-213-68=245+120=739×2-778=66+342-266=132×(360-357)=416-39-349=32+164-114=854-316+342=317-(70+199)=428+(496-195)=445×2-38=955-(590-234)=602+393-16=508+481=479-80×4=670+241×3=3/5-1/5=294+174+402=252+(363-242)=786-665+365=310×2-507=310+58=380-55-287=298-75-36=217-113+219=902-638+969=709-(635-256)=458-(571-301)=982-773-38=163+(898-849)=979-218-680=269-251+300=344-50+149=58+603+109=545×3-200=204×3+686=716-(952-568)=434+(292-23)=158×(523-519)=208+110+98=11+(224-188)=442-44×5=139×3=300-(990-981)=341-62×5=890-78=433-(403-171)=90×5+355=68+404=114×2-177=168-15-112=3/5-2/5=111×8=316-(415-119)=966-664-22=421-31×6=495-(102+367)=765×9-336=99×4+358=353-(66+29)=178-(469-310)=94×7-571=51×(253-245)=416×(726-720)=33×9=2/4-1/4=198+231×4=269+158+545=94+212-179=40×(433-425)=440×(418-409)=207+677-752=148×7-740=815+917=402-112-86=401+41+338=717+749-685=219-(332-119)=148×3+109=39+39=705-630+840=2/7+3/7=986-(304+372)=388-(86+266)=571-393=490-(45+87)=356+16-324=357-(133+222)=277-(316-249)=72×3+717=639-246-319=367-(93+53)=447-(288-281)=3/6-1/6=623×7-971=135+289=773-(860-432)=429-39-110=416+(973-530)=809-(764-268)=565-(222+70)=2/8+5/8=387-(70+83)=406-(246-26)=101-(430-334)=153-56+223=50×8+124=114×6-181=624+83+480=995+64×5=276-22×8=54×4+848=739-297×2=721-80×5=240×4=486-392=747-498-17=399-91×4=340-70-208=347+(80-66)=79+545+163=2/3-1/3=87+400=807+179+863=977×(469-461)=336+335=59+10=230×(263-260)=983-363=865-(721-442)=703×(301-292)=852-(960-141)=241-(454-354)=170+318-229=205-33×6=165+591=330+120=453-311=99×7-236=971-432=791+(896-594)=307-22=950-(435-317)=181+89=57+(379-246)=參考答案882-(339+235)=308338×2-307=369867+215=1082491-435+218=274149+(431-319)=261195-(293-189)=91446×2=892375-206=169486-(38+195)=253465-346+146=265449-61=38846×2=92768-692-71=5472-(61+41)=370626+(543-83)=1086384-152+214=446564×(966-963)=1692283+57-212=128270+185=455375-(293-107)=189440-81-159=2004/8+2/8=6/8892×8=7136651-(856-283)=78355-22×6=223334-(119+209)=6303-33×6=105123+332=45514+51+196=261296-11×3=263772×8=6176491+31×4=615362×2-269=455918+549=1467409+264×2=937468+154-546=76362+204×3=974402-140-237=25118×7=826821×3-884=1579922-(262+110)=55086×(129-121)=688315-(131+18)=1663/6+2/6=5/6353+130-355=128345+245×3=1080757-347=410451-(51+189)=211366+(472-360)=478790+241×2=127277+219=296120+174-158=136774-463=311637×6-567=3255134+(434-350)=218322+239+750=131129×(413-405)=232274+15×9=409467-128=339377+(439-375)=441397-103=294294-274+446=466656+154+20=830345-10×3=31578-50+439=467965-472+750=1243356+(354-214)=496217-51=166574+289+900=1763233-26×4=129696+721=1417308-208-42=58455-426+289=31854+145×6=924402-(469-313)=246236-156-27=53221×2+476=918645-192×2=261294×(286-279)=2058215-14-150=5157+269=326366×2=732166+591+155=912314×(663-656)=2198402-297+169=274465×5=2325345-306+275=314476-(259+38)=17915+316×3=963294×3-193=689723-(227+216)=280430-(245-196)=381677-76-70=531690+577-336=931386+637=1023433-(419-293)=307808×6-366=4482734-266-225=243387×(214-206)=3096302-(299-195)=198740-533+797=1004838-254×2=330997+271×2=1539480-325=1552/8+3/8=5/8276+(425-126)=575508+477-262=723493-446+137=18412×8+13=109272×2=544184+37+737=958853+153+75=108111×(379-375)=4426+118=144662-98+744=1308984-(249-25)=760350×2=700430-34-137=259849+(552-377)=1024317×9=2853989+147-292=844305+(695-347)=653240+354=594873×(333-325)=6984764+261=1025434-(225+106)=103464-47=417511×(21-17)=204460×(116-109)=420466×2=932946-98×7=26036×5-49=131323×(279-276)=969136×7=952274-177=97498-97-400=1279-126=15364×(231-226)=320674-205-151=318671-449=222264+287=551679-(370+244)=65436-(120+100)=21686×3=25872×(73-70)=216274+251-220=305786-272=514483-142=341134+337=471787-82×6=295131+171+16=318338-(154-72)=256422-166-104=152366-(451-109)=24193-40×4=33965-150+369=1184145+107×5=680840-366+790=1264883-237+198=844328-218=11071+(865-537)=399113+268=381272+822-273=821889×5-820=3625862-(183-143)=822426×2-633=21943+850+92=985981+146-88=1039162+27+551=740329-(286-77)=12059×8=472772+206-866=112284-28×8=60415-36-179=200657+454-755=356777+42-146=673843-24-535=284153-47×3=12360-80-87=193230-(381-265)=114113-(315-286)=84903-37×7=644161×(447-442)=805357-47=310899+231×3=1592733×6-395=4003494-90×2=314122+312-333=1012/7-1/7=1/7568+327-445=45031+412+11=454532-498=34781-139×5=86152+74+520=746254+705=959806×(168-162)=4836443+991-237=1197987+(648-357)=1278463-280=183627-117×3=276344+97+170=611966+(639-104)=1501170+132=302409+56-276=189974-599=375462×3-980=406478×2=95660×2+796=916387-(699-569)=257157×6=942356+19×3=41329×7=203198×(209-201)=158461×(170-161)=54963+851+13=927478-(278-135)=335209-133+42=118297+112-336=73679+205+325=1209425-175×2=7567×7-326=14386+75=161317+169-294=192380-30×7=170802-58+241=985105+(703-622)=186463-(103+190)=170411+(491-460)=442483-59×2=365329-177+202=354467+144×3=899382-361+193=21494×(482-478)=376169×5-591=254470+14-75=40929×6=174941-298×3=47436+(470-66)=840288-175+150=2631/8+2/8=3/8441×8-811=2717272-(314-258)=21666-12×4=18304-51×5=49641+232-873=056×6-330=6142×2+406=690620-11=609357+(210-24)=543320-185=135458-244+779=993228+44-172=1003/8-1/8=2/85/8+2/8=7/8202+80+62=344341-(349-319)=311330×3=990305+(314-94)=525927+364-108=1183816×6=4896786+708-792=702193-75+187=305115+196+386=697870-(244+341)=285229-149+271=351456-289+308=475216×4-833=31453-44×8=101466-138=328341-(785-453)=9475×2-672=27898+229-249=78778+(179-19)=938155+(415-124)=446337+120-33=424457-104-340=135/8-2/8=3/8128+233=361363+65=428197-36×2=125245×4-163=817271-(139-56)=188240-127+166=279300+(376-315)=361485×9-768=359799+161=260694-10-684=0512-266=24639+127+420=586127×5-214=421391+884-134=1141444+976-817=603643-(201+45)=397382-184=19829×5+460=605877-368-102=407369×3-61=1046927-63×9=360467-13×8=36371×6=426241+33-18=25662×5+112=422927×(615-607)=741670+236+164=470986-746+785=1025195+290-394=91249-224=25916+750+525=219112+534+422=968473-(79+216)=178624+206-420=410352-(110+139)=103163×(315-311)=652224×4-554=34226×9=23486+362-379=69735+(570-337)=968115×8-215=705719-219-378=122230×3=690275-(376-325)=224898×9-373=7709868-(631+111)=126175×3-59=4662/6+3/6=5/6398×2-311=485352×(721-712)=3168105×(22-18)=420108×(77-68)=9724/7+2/7=6/7375-48+87=414179-15+226=390299×4=1196332×(277-274)=996131×7-318=599735-(217-34)=552365-(613-355)=107790×8-555=5765787×2=1574611×7=4277598+(749-174)=1173559-383-84=92475+(196-39)=632795-32+420=1183104×8-204=628283-179=104684+423+505=1612497-(239+109)=149115+251+51=41733×4+474=606573-(907-596)=262165-(106+20)=39231-(61+147)=23311-264=47110-94+200=216258-130=128971×(547-540)=6797618-555=637/10-2/10=5/10269+637=906703+18-190=53129×8=232116-20×4=36853+226×4=1757206×(538-535)=618853-343-65=445526+585=1111629-(316+240)=73377-92-61=22415×(309-301)=120632-142+891=138135+209=244488-(185+239)=64681×(356-349)=4767414-193=22128+411-411=2824×4+17=11312×7+125=209196-(611-425)=10217+112=329102×8+90=90677×(877-869)=616938-539=399481+359=840274×3=822247+141-197=191353-(122+129)=10295×5-102=373138+(470-88)=520756-69-622=6558+626+895=157934×(246-240)=204224-40×2=144467-432=35234×3-637=655/7-1/7=4/7419-(324-120)=215620-49-458=113490+(722-236)=976919-(608+196)=115484-18=466284+180=464470-181-285=4102+132×2=366872×(421-415)=5232225-88=137674+498+86=1258430×6=2580200×6=1200459-(103+72)=284377-(224-92)=245785×(381-372)=70652/10+3/10=5/10963+(683-302)=1344724-13-710=1462-98=364264×(362-359)=792332-65-49=218212-129+824=907148×2=296499-319+216=396141+13×7=23284×3=252186+328+168=682678×7-230=4516757+623+861=2241320-93×3=41351-173×2=5968-(26+386)=556324-(199+70)=5538+280+463=781170+37=207358+(291-73)=576336+127=463284-251=33133+37+508=678128+(416-84)=460947+901+657=2505331×2-556=106353×8=2824312+(291-26)=577929+(999-380)=1548206+(384-164)=426131×2+427=689948×(440-437)=284446×4+191=375215+272-429=58791-(891-743)=643898-143×3=469124+317=441383+149=532478+(759-337)=900161×(745-738)=112716+(480-205)=29164+284+417=765183×4=73296×2+92=284499-(79+399)=2126+131=157927-172+590=1345448-85×3=19353+469×2=99161×5=305125×3+100=475475-(46+105)=32494+43=137245×3-452=283101+577+614=1292694+786=1480110+(419-71)=458538-33+371=876531+(535-36)=1030277-76=201655-(208+144)=303671+440=1111444-(292-219)=371294+24+444=762185×5=925291+230×3=981968-(338+588)=42854-26-306=522716-337-262=117963-909=5450+233-25=258434-222=2121/8+5/8=6/814×9=126679×8-312=5120917+149-250=816388-81-157=150313+61=374964×(27-21)=5784849-602-220=27286-238+89=137605+(832-302)=1135585-(104+160)=321500×6-820=2180842-(269+271)=302941-252×2=437483-12-416=5550×2+728=82854+105-79=80869-712=157495-89×4=139446+338+69=853801-538=263469-134=335642-(188+196)=258366-176-55=13592×4=368270×(330-327)=810480-25-104=351855-(596-334)=593985-(969-11)=27483-(239+41)=203562-134×4=26457-(847-483)=93622+916-835=70355×(208-204)=220730-(124+209)=397144×3=432826-583+607=850320×3=960427-57×4=199437+233+116=786935-700-24=211200×2=400403-235=168530-28×5=390427-(490-439)=376171×5+131=986752-14-35=703141×4=564744×8-365=5587872+686+437=1995453-(74+250)=129906×5=4530823-194+686=1315397+(549-393)=553184-92-68=2493×3-247=32636×4-829=1715995-(608-18)=405289-223+195=261251×3+871=1624442+(437-315)=564103+76=179344+38-233=1493/4-1/4=2/4102+309+577=988909+168+531=160871×7+310=807499×2=99890×(243-239)=360288+136×2=560951-71=880142+480=622450-94+62=41817+329-41=305428-321+337=444401×2-126=676440×9=396016×(203-197)=96173+193-120=246966+(943-493)=1416798-(453+246)=99136×(359-353)=816975×5=4875482-397=85399-41×4=235708+837+690=2235976-17×8=840264-(328-95)=31310-(164+50)=96305-138=1673/8-2/8=1/8984-282×2=420556+86×8=1244435-16×4=371423-269=154297+956+286=1539190-65-99=265/10+2/10=7/10105×4=420867-502+145=510467×2+790=1724426-(175+157)=94837×2-848=826548-43×4=376307+94-320=81480-(277+19)=184599+53×8=1023319+847+949=211519×(443-438)=95335-89×3=68295+599=894160×(17-11)=960482-(201-28)=309769+165-46=888214×2-75=353713×6-530=3748594-(104+96)=394798+354=1152873×(632-625)=6111741-(827-514)=42895×5+880=1355415-(679-515)=251962-454×2=54464-35×4=324315×(782-777)=157537+639+156=832781-678+419=52272+26+257=355476+(464-14)=92657×6-86=256407-153=254841+(872-819)=894114+334+377=825534+152×6=1446241+179-246=174118+252×2=622286+161-148=299632×2-674=590594-461=133482×2=964420-(110+39)=271102×8+488=130424×6=144983+525+567=2075489-237=252174+109=283803+175=978360-22-250=88595-268-150=177442-412=30379+37×5=564323+(453-335)=441428-(93+270)=65388+(45-12)=421997+694-39=1652512×8=4096111+387=49889×9=801965-96×5=485490-(259+12)=21962+402-185=279142+(481-407)=216497-251+679=925602-(190+308)=104455-(143+18)=294711-531+367=547118×(165-161)=472848-557+96=387824-(171-34)=687475-(361-98)=212697+(710-321)=108686+292=378481-96×5=1348-62×4=100166×5-291=539406+789+868=2063790-54×5=520106+316+198=620674×(603-594)=6066416-141-245=30246-189+223=280341+150-361=130587-14-140=433277-81×2=11566×2=132797-172+190=815878-42×6=626786+899+566=2251110+(499-90)=519841+235=1076607+359=966779-121-271=387106×(282-275)=74288×5=440457+(233-37)=65357+446×2=949351×2=702360+314+493=1167433×2+628=1494745×3-349=1886698-338=360157+310-93=374342+(338-86)=594449+132+416=997444+823+262=1529228×(426-423)=684417-(613-429)=233189-87+36=138814×8-190=6322116-111+262=267632+431-373=690738×5=3690876-782+797=891986+115×7=1791519+362=881163×4=652193+224=417939+281×2=1501233×4-483=449491-56-280=15598×3+105=399426×(449-441)=3408961-634+441=768784-61-566=157419-103-205=111452-(48+191)=213299+(442-407)=33488