三年級數(shù)學(上)計算題專項練習附答案集錦

三年級數(shù)學(上)計算題專項練習附答案集錦66+264+586=438-(82+108)=378+(259-170)=314-33-182=706+625-198=917+363-682=42×6=254×4-62=628-175×2=356+(457-421)=675+704+578=953-149×3=415+65-43=203×4-702=433+(242-166)=197-55-98=116×6-377=419-370=909-(737-654)=348-21×7=716-(213+222)=397-348+381=618-126×3=502+29×2=97×5+541=944+(964-330)=453-58×3=424+(250-157)=788+(514-290)=69×7+406=387+(713-108)=160×6=213×5-992=478-(431-259)=644×5=802-193=78+105×5=147-(393-281)=270+(266-46)=719-111-414=392-(33+158)=499-20×8=469-383-14=740×6=691+(505-220)=755-633-37=479×2=479-356+82=19×(953-944)=118+(588-253)=380-358=243-(238-167)=298+(289-252)=251+839-580=773+(273-149)=901+852+620=216×7-205=490+968-668=314-185=69×(138-133)=397-(331-122)=281+(92-78)=51×4-135=194-(376-243)=273+339-76=5/9-3/9=935×(113-104)=315+107×4=49×(37-34)=384-(324-31)=431+(370-243)=808-123-221=397×(758-751)=431×(233-227)=29×(330-326)=57×8+451=232-127+10=566×7=23+444-213=673-281=181+98×6=1/6+3/6=904×4=246×(438-435)=177×(79-76)=365-56-152=115+311-80=122×(330-326)=76×(49-45)=245×3-603=120+248=325-118=888-(391+389)=285-39×5=519-12×3=1/8+7/8=111-(230-228)=183×(101-98)=818+776=289-(221-209)=608×8-119=926+708-575=128×8=996-165-211=157×2+50=482×2=195+274=77×6-313=517-321+353=358-251+340=496-76×6=34×7+607=3/6-2/6=89×3=230-201+455=421-198×2=865+52-349=35×(844-840)=333-241+251=376×6-66=479-397=496-440+395=145×2=929×8=940-385-102=707+753+279=468-171×2=399+36-245=364+(516-59)=752×(212-204)=80+(458-285)=386+336×2=130×4=775-(959-243)=112+48+821=88+236-276=485×3-206=487-102×4=254-56-84=12×(339-332)=533-506+668=406-(139+197)=70×(177-172)=675-33×4=466+359+98=308+79×2=27×4+863=179×(346-342)=977+509-743=467-57×5=357-149=247+(470-362)=926-588-248=894-(989-606)=354×2-368=463-128=246-16-186=186+168=108×7-549=893-(359-229)=76×3-117=468-38-91=51+79×6=343-126-46=31+179=603-498+441=477+242×2=198-122=395-99-18=964-56×4=2/8+5/8=96×(351-344)=617-361-184=596-21-170=483-(485-465)=789+762=546×6=70+(362-215)=431-17×7=313+(134-120)=979+131-359=492-60×4=949-(100+768)=107+202+32=499-161×3=436-17×3=650-186=167+628=36×8+154=919-553+34=223×3-290=168-128+454=200+296=285-107+195=375-(457-189)=562-317+489=778+988=725×(792-789)=421-108-79=949-(679+73)=899+(945-541)=449×(29-20)=43+286-307=996-16=469-(138+287)=434×2+243=16+116×7=762+576-299=214-20×9=427-(465-232)=482-(238-97)=278-157+46=316-(314-84)=390-193=216-72+24=490×(128-122)=15×6=174+474-261=934-(150-58)=276+128-147=934-666-196=623×5=991-764+996=763×2=207+131×4=163+206+470=362-39×9=357+128-144=97×6+166=80×(65-59)=698-106×6=667+462+415=437-275=20+(921-95)=205-193+92=186×4-177=855-203×2=60+149=542-61×4=183-(382-225)=13×7=885×4=627-(87+483)=63+257=368-357=118+256-237=510+50+818=629+138=37+252-147=369-356=858+(592-34)=317-220=568+574+105=427-208=142×6-554=949-85=164+623+271=403+(755-393)=966-270+662=734+(415-71)=366+726=330+164=279+452=3/7+2/7=497-(832-816)=616-(178+429)=858+825-408=58×8=17×3+165=902-80×6=719×7-722=58+167=463-433+355=199+(714-607)=500+980+48=97×(471-466)=179×3-400=3/9+4/9=84×3+345=144+345-320=73+(424-56)=415×(234-228)=484-147-64=400+230×2=408-(102-30)=768+19+950=258+86-44=108×(133-124)=499×2=709+360=262+163×3=415-241+223=1/4+2/4=836-(588-142)=128+80=5/8-2/8=197+50×9=430+35-288=314+(220-105)=609-(561-87)=151-108=316-25=59×5=761×(628-623)=914-506=268×8-41=990-123-247=79×(448-439)=245+124×5=423-(51+19)=155×3+434=820×5=475-(160+222)=939-607=393-209-117=476-21-30=211×(498-494)=385-(226-93)=149+284=143+261=496-82-320=425-107-80=455+479+659=853-(773-545)=113-11+35=393+100=341+(499-335)=29×5-125=358-(407-372)=948+(970-238)=32+76+777=441+299=82-25=16+397-184=215+449+89=335+452-479=894-(144+189)=666-211=132×(35-29)=300+142=491+147×2=538-238-68=775-339-270=551+447-551=243+69=740-(743-360)=417-383=273×3=467×2=451×2-317=226+144+481=226+536+661=386+(271-64)=477-372=250-26-156=7/9+2/9=661+858+507=280×3+602=199+(460-280)=264+75+185=141×5-163=872-(649-103)=193+134=303-15×3=322×2=3/6+2/6=419+375+421=940-(873-211)=158×2+755=446-275-58=195-160+203=361+787+768=208+79×3=395-(348-53)=254+46×2=420-52×2=742+824-989=224-(180+43)=152+(966-132)=984-48-669=53+(264-196)=731-48-397=384+112+157=273+908-460=261+212-33=829-187-139=268+784-559=387-(22+277)=991-84+385=453×2-783=720+(394-50)=367-(29+18)=179×5=383+421=155+114=80+737+173=440-246+117=18+34=192×5=29×6+659=101×2+119=378-62×4=438×(434-429)=499-69×3=376+(441-176)=391-145-156=137+178-15=157+(263-118)=175-(47+82)=524-46-308=399-(306-303)=295-123×2=683×(733-728)=879+(809-627)=532+405-744=170+281=914-603=542×6-599=381-199-111=6/8-2/8=476-(110+196)=300-174-91=109+158=592-67×8=678+146+88=323+164-30=491-224=308-304+104=151-121=395-194-196=64+371+88=329-26=350-259=343×4=419-(294-218)=253-(118+85)=466-(383+45)=655-54-562=230-130+15=916-540=940-(271+48)=734×5-674=384-30×7=403×2=868-116×7=498×2=431-(135+48)=925-(396+270)=509×4-529=620+(732-306)=994+(82-22)=965-651=511×5-252=312×2+544=261×3+78=32+366+57=289-(487-222)=237-64×2=51+433-414=514+251+432=870-428-168=334+(444-409)=621-53×2=326-(55+226)=354-(47+198)=420+193×2=498-43=68×(354-348)=493+279-90=193+177+509=400-15-255=194-177+224=91×7=217×(163-159)=2/4-1/4=102×6-16=159×(232-227)=119×5=375+32-40=406+(817-596)=927×3=272-34=744+116+59=333+88+422=999+935+255=734-185-177=418-(490-217)=471-(354-48)=445-93=686×4=761-466+829=862×5-319=110-(698-689)=75×4+270=392×2-159=5/7-1/7=555-(316-296)=555-150×2=396+657+802=982-230+122=366+561=168-(674-627)=438-85-272=890-(581+105)=582×(218-213)=675-118+258=975-32-655=117-28×3=415-63×3=131×3+264=455-43-93=310-(317-304)=74×8-274=94×2-32=887+807=476-237=382-42×6=899-(715-124)=495-380+544=499-243=285×2-278=938-553+806=90×(462-457)=320+238=758-363+338=17+(341-60)=581×9=232-174=320-24-88=582+325-333=297+185-345=217+169=366-184-152=156+332-140=911-302+109=244×2+426=188+147=733-(159+455)=303-181=187×(914-908)=46×5=669-16×5=160×6-343=329+274=206+212+155=379+835+371=208-29×5=479+54×8=578-90+385=92-64+59=256×2=315+174=254×2=132×3+392=113-18×2=370+106×5=961×(810-806)=129-77=697×2-187=985+231×4=924+382-182=375-(87-32)=374-(100+158)=219-134=996-736-192=233×2+101=227×(155-152)=301-158-29=440+56-245=148-(740-685)=79×4+55=377+140+382=116×6=831+37+108=98×2-13=800+446-306=19×6+254=600+164=752-558=192-(69+117)=5/10+4/10=239+(16-13)=353×6=110×(110-104)=813×(874-867)=132×4-206=100+757+139=366-(75+113)=223-51+264=583+209×3=199-(99+81)=229-(366-142)=241+267+265=233+74+151=553×8=284+114=363-297+66=366+74-198=409-33×4=363+574+456=422-361+380=647+165=1/6+2/6=4/7-3/7=2/7-1/7=103-12+52=31-12+469=479-11×9=477+(748-237)=763×(662-659)=797-(670-618)=678-(367+255)=41×(334-328)=156-59=616-570+236=370-(82+275)=316+296×3=445-(224-104)=818+917+811=114+158+198=43×3+221=446-(198+140)=95+73=846+720=957-(494+136)=930+510=955-91×3=422+708+347=952-935+496=927-434-354=982-(884-802)=466-226-19=205+(328-148)=629+670=143+153+634=447-152=1/9+8/9=157-(309-263)=451-(62+154)=229×2=637+147×2=14+266-170=867×2-90=268+310=373-(61+220)=765+(342-11)=499×(972-965)=419-(297+84)=300×(591-583)=31+288-49=20×(271-262)=3/6-1/6=361-(178+138)=93+79-139=61+373+215=667-452=58×6-16=365-(329+16)=960-314=127×3=218-171+427=902-(185+59)=24×6=93×(553-550)=145+997+287=62×(101-97)=351×7=467-(76+79)=231+(608-76)=935-209×3=397+273=195-63×3=223×(955-950)=797-(101+135)=876+385=348-80-169=324×2+229=616-(257+329)=250+51=593+830+814=929-(412+65)=3/5-1/5=373+(277-232)=392-102-21=904-(259+180)=311+71×5=302-81×3=721+815-777=69×(115-112)=329+619-50=113×7=458-235+173=644+420=14+(991-265)=433+22-256=13+(295-31)=322-118+285=262-(494-361)=967-953=140×3=156+465×2=269×(88-85)=426+200=111×8-48=158+277+374=894-378-154=310-(350-163)=136×4-516=433-95=815-25×6=366-(202+38)=682-(167+26)=927+263-404=517-117-354=674×(538-535)=212-(165-71)=773-(914-317)=533-459=173+(339-217)=977-47+860=661+(687-398)=68-13+215=286-(218-29)=739+90×7=698-(189+19)=463-95=466+(342-46)=104×(596-593)=418-65-110=255×3-763=86×4=389+326+312=783+291=120×4=457-(325+117)=74×(111-103)=422-(435-24)=488×(158-149)=469-208×2=631-(162-48)=990-(716-388)=853×5-473=87-52+14=62×8=351×3-451=629-(279+350)=302×6=480+424×2=188×3=213+(821-649)=154-62=82+568+45=756+160+42=336-108-25=228+100=432-39×3=48+(319-94)=250×3-252=219×8-962=452-81×4=343-48×2=695+738-489=730×5-213=4/7+2/7=540-472=290-(698-612)=372-59-307=14+183-148=749×6-943=384-(379-189)=403+151+825=635-94=28-10×2=489-(60+96)=367×2-532=278-65+159=423-196+15=89+278=366-110×3=241+96=261+229=82×7=336+30-66=104×6+767=681×4=407×2-232=856+927-696=600-(998-805)=847×6-155=517-399=129×7+643=690-41+931=865-77×2=380×2-280=962-949=336+(425-403)=846+246=738-169-498=536×3=815+532+721=576+815+269=273×8-22=331+87×7=249×2-222=59+338=93+(897-751)=914-102×5=852×4-917=173+213=3/7-2/7=354-(49+105)=22×(224-218)=941-42×3=622-419+230=853-75×4=118×5+232=75×(279-271)=250+231-136=74+285+482=827+148-810=459-(149+290)=734-(22+706)=340×6-182=248-82+202=452-404+140=397-(338-294)=878-(287+355)=724+972+84=83×5=47×(336-331)=159+(338-247)=89×2=131×6-720=759-616=310-(554-523)=114+345-273=705×8-386=128+346-385=794-136+550=18+(781-22)=3/5-2/5=106×4=500-(299+150)=183+188+150=296-98+697=45+260=321+715=968-(77+777)=95×(284-276)=401-327=489-(305+93)=165×4-502=985-134×7=855-123-661=466-74-368=197×(669-665)=901+763+969=929-(135+564)=345+(385-142)=345+74×3=568-96+170=129-104+138=992-327=490×3=參考答案66+264+586=916438-(82+108)=248378+(259-170)=467314-33-182=99706+625-198=1133917+363-682=59842×6=252254×4-62=954628-175×2=278356+(457-421)=392675+704+578=1957953-149×3=506415+65-43=437203×4-702=110433+(242-166)=509197-55-98=44116×6-377=319419-370=49909-(737-654)=826348-21×7=201716-(213+222)=281397-348+381=430618-126×3=240502+29×2=56097×5+541=1026944+(964-330)=1578453-58×3=279424+(250-157)=517788+(514-290)=101269×7+406=889387+(713-108)=992160×6=960213×5-992=73478-(431-259)=306644×5=3220802-193=60978+105×5=603147-(393-281)=35270+(266-46)=490719-111-414=194392-(33+158)=201499-20×8=339469-383-14=72740×6=4440691+(505-220)=976755-633-37=85479×2=958479-356+82=20519×(953-944)=171118+(588-253)=453380-358=22243-(238-167)=172298+(289-252)=335251+839-580=510773+(273-149)=897901+852+620=2373216×7-205=1307490+968-668=790314-185=12969×(138-133)=345397-(331-122)=188281+(92-78)=29551×4-135=69194-(376-243)=61273+339-76=5365/9-3/9=2/9935×(113-104)=8415315+107×4=74349×(37-34)=147384-(324-31)=91431+(370-243)=558808-123-221=464397×(758-751)=2779431×(233-227)=258629×(330-326)=11657×8+451=907232-127+10=115566×7=396223+444-213=254673-281=392181+98×6=7691/6+3/6=4/6904×4=3616246×(438-435)=738177×(79-76)=531365-56-152=157115+311-80=346122×(330-326)=48876×(49-45)=304245×3-603=132120+248=368325-118=207888-(391+389)=108285-39×5=90519-12×3=4831/8+7/8=1111-(230-228)=109183×(101-98)=549818+776=1594289-(221-209)=277608×8-119=4745926+708-575=1059128×8=1024996-165-211=620157×2+50=364482×2=964195+274=46977×6-313=149517-321+353=549358-251+340=447496-76×6=4034×7+607=8453/6-2/6=1/689×3=267230-201+455=484421-198×2=25865+52-349=56835×(844-840)=140333-241+251=343376×6-66=2190479-397=82496-440+395=451145×2=290929×8=7432940-385-102=453707+753+279=1739468-171×2=126399+36-245=190364+(516-59)=821752×(212-204)=601680+(458-285)=253386+336×2=1058130×4=520775-(959-243)=59112+48+821=98188+236-276=48485×3-206=1249487-102×4=79254-56-84=11412×(339-332)=84533-506+668=695406-(139+197)=7070×(177-172)=350675-33×4=543466+359+98=923308+79×2=46627×4+863=971179×(346-342)=716977+509-743=743467-57×5=182357-149=208247+(470-362)=355926-588-248=90894-(989-606)=511354×2-368=340463-128=335246-16-186=44186+168=354108×7-549=207893-(359-229)=76376×3-117=111468-38-91=33951+79×6=525343-126-46=17131+179=210603-498+441=546477+242×2=961198-122=76395-99-18=278964-56×4=7402/8+5/8=7/896×(351-344)=672617-361-184=72596-21-170=405483-(485-465)=463789+762=1551546×6=327670+(362-215)=217431-17×7=312313+(134-120)=327979+131-359=751492-60×4=252949-(100+768)=81107+202+32=341499-161×3=16436-17×3=385650-186=464167+628=79536×8+154=442919-553+34=400223×3-290=379168-128+454=494200+296=496285-107+195=373375-(457-189)=107562-317+489=734778+988=1766725×(792-789)=2175421-108-79=234949-(679+73)=197899+(945-541)=1303449×(29-20)=404143+286-307=22996-16=980469-(138+287)=44434×2+243=111116+116×7=828762+576-299=1039214-20×9=34427-(465-232)=194482-(238-97)=341278-157+46=167316-(314-84)=86390-193=197216-72+24=168490×(128-122)=294015×6=90174+474-261=387934-(150-58)=842276+128-147=257934-666-196=72623×5=3115991-764+996=1223763×2=1526207+131×4=731163+206+470=839362-39×9=11357+128-144=34197×6+166=74880×(65-59)=480698-106×6=62667+462+415=1544437-275=16220+(921-95)=846205-193+92=104186×4-177=567855-203×2=44960+149=209542-61×4=298183-(382-225)=2613×7=91885×4=3540627-(87+483)=5763+257=320368-357=11118+256-237=137510+50+818=1378629+138=76737+252-147=142369-356=13858+(592-34)=1416317-220=97568+574+105=1247427-208=219142×6-554=298949-85=864164+623+271=1058403+(755-393)=765966-270+662=1358734+(415-71)=1078366+726=1092330+164=494279+452=7313/7+2/7=5/7497-(832-816)=481616-(178+429)=9858+825-408=127558×8=46417×3+165=216902-80×6=422719×7-722=431158+167=225463-433+355=385199+(714-607)=306500+980+48=152897×(471-466)=485179×3-400=1373/9+4/9=7/984×3+345=597144+345-320=16973+(424-56)=441415×(234-228)=2490484-147-64=273400+230×2=860408-(102-30)=336768+19+950=1737258+86-44=300108×(133-124)=972499×2=998709+360=1069262+163×3=751415-241+223=3971/4+2/4=3/4836-(588-142)=390128+80=2085/8-2/8=3/8197+50×9=647430+35-288=177314+(220-105)=429609-(561-87)=135151-108=43316-25=29159×5=295761×(628-623)=3805914-506=408268×8-41=2103990-123-247=62079×(448-439)=711245+124×5=865423-(51+19)=353155×3+434=899820×5=4100475-(160+222)=93939-607=332393-209-117=67476-21-30=425211×(498-494)=844385-(226-93)=252149+284=433143+261=404496-82-320=94425-107-80=238455+479+659=1593853-(773-545)=625113-11+35=137393+100=493341+(499-335)=50529×5-125=20358-(407-372)=323948+(970-238)=168032+76+777=885441+299=74082-25=5716+397-184=229215+449+89=753335+452-479=308894-(144+189)=561666-211=455132×(35-29)=792300+142=442491+147×2=785538-238-68=232775-339-270=166551+447-551=447243+69=312740-(743-360)=357417-383=34273×3=819467×2=934451×2-317=585226+144+481=851226+536+661=1423386+(271-64)=593477-372=105250-26-156=687/9+2/9=1661+858+507=2026280×3+602=1442199+(460-280)=379264+75+185=524141×5-163=542872-(649-103)=326193+134=327303-15×3=258322×2=6443/6+2/6=5/6419+375+421=1215940-(873-211)=278158×2+755=1071446-275-58=113195-160+203=238361+787+768=1916208+79×3=445395-(348-53)=100254+46×2=346420-52×2=316742+824-989=577224-(180+43)=1152+(966-132)=986984-48-669=26753+(264-196)=121731-48-397=286384+112+157=653273+908-460=721261+212-33=440829-187-139=503268+784-559=493387-(22+277)=88991-84+385=1292453×2-783=123720+(394-50)=1064367-(29+18)=320179×5=895383+421=804155+114=26980+737+173=990440-246+117=31118+34=52192×5=96029×6+659=833101×2+119=321378-62×4=130438×(434-429)=2190499-69×3=292376+(441-176)=641391-145-156=90137+178-15=300157+(263-118)=302175-(47+82)=46524-46-308=170399-(306-303)=396295-123×2=49683×(733-728)=3415879+(809-627)=1061532+405-744=193170+281=451914-603=311542×6-599=2653381-199-111=716/8-2/8=4/8476-(110+196)=170300-174-91=35109+158=267592-67×8=56678+146+88=912323+164-30=457491-224=267308-304+104=108151-121=30395-194-196=564+371+88=523329-26=303350-259=91343×4=1372419-(294-218)=343253-(118+85)=50466-(383+45)=38655-54-562=39230-130+15=115916-540=376940-(271+48)=621734×5-674=2996384-30×7=174403×2=806868-116×7=56498×2=996431-(135+48)=248925-(396+270)=259509×4-529=1507620+(732-306)=1046994+(82-22)=1054965-651=314511×5-252=2303312×2+544=1168261×3+78=86132+366+57=455289-(487-222)=24237-64×2=10951+433-414=70514+251+432=1197870-428-168=274334+(444-409)=369621-53×2=515326-(55+226)=45354-(47+198)=109420+193×2=806498-43=45568×(354-348)=408493+279-90=682193+177+509=879400-15-255=130194-177+224=24191×7=637217×(163-159)=8682/4-1/4=1/4102×6-16=596159×(232-227)=795119×5=595375+32-40=367406+(817-596)=627927×3=2781272-34=238744+116+59=919333+88+422=843999+935+255=2189734-185-177=372418-(490-217)=145471-(354-48)=165445-93=352686×4=2744761-466+829=1124862×5-319=3991110-(698-689)=10175×4+270=570392×2-159=6255/7-1/7=4/7555-(316-296)=535555-150×2=255396+657+802=1855982-230+122=874366+561=927168-(674-627)=121438-85-272=81890-(581+105)=204582×(218-213)=2910675-118+258=815975-32-655=288117-28×3=33415-63×3=226131×3+264=657455-43-93=319310-(317-304)=29774×8-274=31894×2-32=156887+807=1694476-237=239382-42×6=130899-(715-124)=308495-380+544=659499-243=256285×2-278=292938-553+806=119190×(462-457)=450320+238=558758-363+338=73317+(341-60)=298581×9=5229232-174=58320-24-88=208582+325-333=574297+185-345=137217+169=386366-184-152=30156+332-140=348911-302+109=718244×2+426=914188+147=335733-(159+455)=119303-181=122187×(914-908)=112246×5=230669-16×5=589160×6-343=617329+274=603206+212+155=573379+835+371=1585208-29×5=63479+54×8=911578-90+385=87392-64+59=87256×2=512315+174=489254×2=508132×3+392=788113-18×2=77370+106×5=900961×(810-806)=3844129-77=52697×2-187=1207985+231×4=1909924+382-182=1124375-(87-32)=320374-(100+158)=116219-134=85996-736-192=68233×2+101=567227×(155-152)=681301-158-29=114440+56-245=251148-(740-685)=9379×4+55=371377+140+382=899116×6=696831+37+108=97698×2-13=183800+446-306=94019×6+254=368600+164=764752-558=194192-(69+117)=65/10+4/10=9/10239+(16-13)=242353×6=2118110×(110-104)=660813×(874-867)=5691132×4-206=322100+757+139=996366-(75+113)=178223-51+264=436583+209×3=1210199-(99+81)=19229-(366-142)=5241+267+265=773233+74+151=458553×8=4424284+114=398363-297+66=132366+74-198=242409-33×4=277363+574+456=1393422-361+380=441647+165=8121/6+2/6=3/64/7-3/7=1/72/7-1/7=1/7103-12+52=14331-12+469=488479-11×9=380477+(748-237)=988763×(662-659)=2289797-(670-618)=745678-(367+255)=5641×(334-328)=246156-59=97616-570+236=282370-(82+275)=13316+296×3=1204445-(224-104)=325818+917+811=2546114+158+198=47043×3+221=350446-(198+140)=10895+73=168846+720=1566957-(494+136)=327930+510=1440955-91×3=682422+708+347=1477952-935+496=513927-434-354=139982-(884-802)=900466-226-19=221205+(328-148)=385629+670=1299143+153+634=930447-152=2951/9+8/9=1157-(309-263)=111451-(62+154)=235229×2=458637+147×2=93114+266-170=110867×2-90=1644268+310=578373-(61+220)=92765+(342-11)=1096499×(972-965)=3493419-(297+84)=38300×(591-583)=240031+288-49=27020×(271-262)=1803/6-1/6=2/6361-(178+138)=4593+79-139=3361+373+215=649667-452=21558×6-16=332365-(329+16)=20960-314=646127×3=381218-171+427=474902-(185+59)=65824×6=14493×(553-550)=279145+997+287=142962×(101-97)=248351×7=2457467-(76+79)=312231+(608-76)=763935-209×3=308397+273=670195-63×3=6223×(955-950)=1115797-(101+135)=561876+385=1261348-80-169=99324×2+229=877616-(257+329)=30250+51=301593+830+814=2237929-(412+65)=4523/5-1/5=2/5373+(277-232)=418392-102-21=269904-(259+180)=465311+71×5=666302-81×3=59721+815-777=75969×(115-112)=207329+619-50=898113×7=791458-235+173=396644+420=106414+(991-265)=740433+22-256=19913+(295-31)=277322-118+285=489262-(494-361)=129967-953=14140×3=420156+465×2=1086269×(88-85)=807426+200=626111×8-48=840158+277+374=809894-378-154=362310-(350-163)=123136×4-516=28433-95=338815-25×6=