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34×4=956×(867-861)=158+10-104=53+250+323=177×2+387=278×2-514=5/8-3/8=139×7-704=143+325=731+302-760=284+180+460=824×3=399×(560-557)=28+359×2=817-68-588=476-214+148=86+400-209=701-78×7=298+955-722=377-(66+40)=437-(128+286)=220+188=300-(82+87)=123×6+118=450-(500-135)=527-24×9=935-668-63=67+144-34=98×3+72=414-82=710-76+907=245+705=219+249-258=142+26+584=705-(871-266)=213+47=75-30+833=960×(957-952)=502-43×5=1/3+2/3=792-(629-39)=981-110×4=317-40+171=404+135=343-(410-375)=3/5-1/5=398-26-239=472-259-180=303×3+905=939×7=457-341-111=796+891-295=957×3=255-58=612+28×8=67×6-127=98×5=139+265×2=838×5=375+108×2=950-(151+558)=963-154=684-607=3/9-2/9=58×4=41+169-107=420×2-352=39×2+496=64×(884-880)=621-(595-43)=612+630+253=642+(414-35)=815-704-39=42+(943-414)=914+(951-619)=527+201×2=120×(174-167)=2/4-1/4=19+(829-274)=764-55×7=214+28-32=477+417+727=48×6-71=556+394-385=436-25×5=377-(34+307)=305×(449-446)=611-65=808×(829-821)=229-(451-433)=330+12+604=989-536=493-(281-21)=86+286-105=371-71×2=373+180=361+(488-93)=240-11×8=350-237+303=413+(565-282)=156×2+499=538+(904-189)=173-81-89=31×(350-346)=829+197+672=258-222=953-(276+32)=172×(428-424)=206×4-360=538+552=232+(338-91)=232×2-261=318×2+508=383×9-475=389-181-53=347-133-197=10×(476-472)=482+141×2=253-(63+145)=490-19×9=369×2+656=201-(458-373)=139+41+250=349-117×2=623×6=238-98+315=488×2-930=75+323=184-99=488+(419-220)=176+(198-17)=207+65+597=684×3-143=500-(417+27)=857-446-254=352-76=243+(417-110)=556+39-259=834-123-49=310+279+402=659-77×8=161+(386-343)=216×7=1/4+2/4=453+887=625+620-745=794×8=148×7=139×3+161=377-(765-668)=191-143+296=800×(802-798)=89×8=907+(875-396)=139+350-137=477-400+244=211+(738-393)=226-220+312=699-(693-314)=132×4-440=481-260+232=697-(164+262)=946-83×9=82×2=489-(218+57)=392-72×4=83×(451-443)=272×(788-783)=401+(266-179)=141×7-237=581-(819-388)=1/5+3/5=357+223×3=468-135-124=208+(282-39)=56×8=941-736=76+67×2=694+56×4=93+827-45=807-(798-594)=351+60-328=661×(799-796)=247-(438-193)=276-136-32=331+144=211-206+463=67×(270-262)=474+211=920-(415+186)=84×4+83=92×(318-314)=189+93-42=818-(302+210)=785-131+967=373+156×2=141×6-241=981+(874-313)=81×7+359=425×(218-209)=206+(458-184)=552×(294-286)=16×2=726-527+107=218+43+426=83×3=3/5+2/5=93+(337-165)=857-(812-358)=757+(343-56)=594-460+166=929-311-363=766×8-980=756-66-582=625×7-299=572-73-301=152×9=124×5-316=368×(299-296)=355+338+791=126×3-149=326-(289-260)=3/6-2/6=330-(393-319)=254-166-25=437+424+532=759-285=164×2=770-496+191=49+590+111=87+288=414-(492-203)=896-(190+693)=403+61×2=350+767=101×(145-137)=185+478+433=323-49+53=473-(423-244)=528-213-197=110+291+161=41+(363-15)=416×9=596+526-553=25×(200-195)=261-24×6=485×4-946=449-53×3=286+336+238=466-293=162+263=1/6+3/6=488×2=144×3=480-340+61=564-(566-423)=367×2=560-54×3=970-462-244=185+238=960+439-878=316-10+955=751-(74+303)=267×2=143×2+778=416-(96+85)=897-(178+234)=342-35×8=369+313+168=357-161-26=306-62=400-207-190=195-92-30=10+82+254=125+(394-99)=42×9+163=123×2-105=867+(799-70)=927-318-29=118×8=981+354+989=854-782+944=429-(146-121)=808+221-500=29×4=186×4=636×2-860=387+741-51=746+121+65=75×7-237=209×4=445-103=845+818-941=510-66-376=843-670+980=128×(165-160)=471-(120-66)=645×(911-905)=182×5-59=893-125×3=309+(311-64)=939-(641+23)=352+80=51+(294-253)=233+273+28=82×(33-30)=358-22=679×(642-634)=74+350-214=288+189-55=173+361+510=332-153+99=320-(369-324)=96+78=185+195×4=339-67+156=113+232-147=472-188×2=768-25×8=228-58=494-279-70=315×(443-440)=388-304=159-97=672+(646-406)=695-137=476+419+77=682×6-360=26-23+358=282-(465-337)=410-(78+303)=413+52+418=536×5-717=18+(141-110)=224×3=866×8=810+159+17=21×5+112=190-(234-215)=163+175×2=228-56=186×2+400=479+929+65=134×3+331=374-258=237-15×8=723-(207+292)=181+491=725-(789-330)=355+(583-358)=115×8-914=500-(83+59)=450+516=565-26=166+763-394=304-27×7=186+78+514=854+95×5=98+378=418+216×3=390+166×3=461-74×4=289-224=773-(146+101)=958-(284+267)=582-520+575=170+(456-247)=978-653-314=497-312+63=182-15×9=255-(309-302)=247-(212+24)=240×8-359=495-(110+30)=159+359=823-576+880=770-92×4=896-112=642+505+248=469-(16+153)=315-100×3=859×8=732-(55+148)=509-35-347=984-682-63=239+489+820=409-20×3=383-140+129=192-126+428=125+846+85=626+720-658=266-(89+150)=662×4=351+(184-12)=405+(671-480)=192×5=290×3+126=484-(55+38)=104×9-620=961-695=353-36×7=381-361+74=289-131=206×(392-388)=18×3+242=407-(235-124)=288-(133+94)=396-(294-219)=230+342=937-(702+19)=814-461=595+936-831=705-337+252=123×(226-220)=987-(348+387)=957-15×5=342+13-325=718×3-576=66×6+316=467-434=142×(145-138)=70+740-106=615+990+712=56×(184-175)=303-(152+102)=10×9=399-(199+54)=278+129-398=421-411+412=951×(358-354)=274×3-619=408-(98+157)=67+87-125=131+(104-98)=5/7-1/7=7/10-3/10=616-558=965-950+375=175+239=474-41-301=4/7+3/7=623+592=209+280=726-713+148=444-(159+24)=267-(411-376)=937+(843-179)=919-(577-238)=175+617-652=362-(243-37)=440×6=166×(382-377)=394-17×7=851-442=391+855=246×2-301=175+(281-211)=88+646+25=314×9=470-(164+155)=65×(698-690)=4/7-2/7=380-41×9=473-342-72=104+25×8=406-267=278×6-932=684-(862-736)=290-(128+83)=850-475-205=429-193=933+43+35=728-152-247=230+235=390+545+358=159×6-446=830-460+64=196×(81-77)=731-179×2=180+78=875-(829-725)=32+146-100=343-(61+246)=585×(991-983)=980-159×4=505-(665-499)=284-49=997-(438+350)=931×(424-419)=272-86-105=305×6=841-(430+309)=857×7-417=181-125-38=285-(267-74)=339-30×6=44+416×2=168+488+120=892-150×4=707×5=521+242-360=841-(110+50)=646-(748-561)=396-136+182=212+(149-60)=544+126×7=126×(101-95)=894-(211+460)=224×4-29=311+129-195=575+190+319=88×(700-691)=242+252=707-39-208=569×6-428=116-64=484×2=209+174-121=116+286-319=467+569+477=222-(384-192)=490-(90+268)=500+(660-12)=408×7-800=920-155×2=240+83=247+203-355=187+70=243+157-75=659-195+613=862+679+24=496-211-144=210+145-54=191×2=209+238=956-260+682=4/7+2/7=241-49-138=291+(249-237)=674×(936-932)=341-327=315-214=509×6=129+63=464×(773-770)=923×(645-639)=710+(980-167)=172×4=62×6-331=488+685+307=365+125-219=103+83×5=171+87=430-(478-314)=360-105=529-35-101=358-195+98=224+291+83=95+(962-933)=38×(192-186)=817×4-570=192+703=61+87×3=948+(850-430)=459+21+25=868×7-660=177-91=252+534=298×3+105=367-140+381=862+62+640=196×5=363-23-242=516-198=188-94+74=825-124×3=273+(451-270)=160×2=86+130=141×7-368=779-(703-225)=310-285+144=479-(181-128)=751-61-581=663+57-625=652+902+104=84×4=59×3+421=303-77-178=228-182+166=429-52×7=488+69+31=360×(843-837)=345-(405-213)=156+120=498-122+184=59×7+223=999×3=113×6=130+152=786-287+284=467-(191+11)=77×5+183=4/7-1/7=972-(463+452)=88+(937-419)=635+350=629+52×7=428+(374-187)=5/8-1/8=381-286-62=694-(77+30)=176×8-654=426-116×3=114×(163-158)=30×4+449=177-(461-348)=444-268+155=344+521+109=276+537=1/8+3/8=166×(39-36)=432-258-64=847-(906-327)=829+858-449=126×6=248×4=121+292=440-161=271-34×5=609+(581-64)=159+168-95=972-105×8=972-751-16=973+818-473=148+(597-142)=277+(893-169)=390×2=235×9-913=586×5-501=587-203=498+(444-183)=443-222+48=275×3+151=506-215+100=70×2=446-(338-262)=927-(704-191)=460-71-64=447-51-107=620-13×8=361-(880-690)=400+24+393=596-(306+152)=854-491+683=932-587+719=112+286=522-15×5=51×(259-250)=428-32-338=637+200×2=841-120×4=981-153×3=117-(120-76)=787+751+65=411-311+339=71×(364-361)=70+358-175=91×2+207=54-20=457+899-723=827-(185+84)=233-(142+83)=82×(193-187)=451+289-542=534+459-482=344-63×2=96×9-100=11×(484-476)=664-340=756-404-77=309+121-401=61+310=183×(455-448)=839+236×3=271+781-695=191×3-158=43+204-60=341+407=295×2=364-(356-342)=155+146+145=116+612=560+347+736=84+(363-360)=820-(549-434)=360+24-158=71+148×6=733-194-405=319+45+188=599-(584-75)=574+267+159=600-111+342=863-798=398-(127+139)=139×7-714=140×7=177+(431-91)=516+95+113=607+301+617=57+124×2=406-96-151=689+110+405=441-(167+10)=97×(496-489)=594+165=568-280=768-626=740-(260+12)=290+143=223×7=142×3+934=113×(184-178)=83-18×4=109+14+245=168+177=711-565+183=449-390+53=148+(281-154)=740-670-15=1/9+3/9=353-(357-91)=13×3=416-325+225=154+487=90×2=993+(999-328)=378+804=817×(534-527)=70×9=450-39×9=975-55×3=498-152+144=896-153-395=524+589-590=230-87-45=2/5+3/5=424+(267-20)=156+109=520-(147+74)=330×5-746=8/9-1/9=771-158=959+(453-209)=415-(77+40)=554-(821-550)=428-385=463×2=451-161+424=814+139×6=323-235=202×3-164=126+227=486-338=292-141×2=1/5+2/5=233-38-64=654+(940-495)=236-167=149×6-392=434-(733-374)=181-(37+140)=816-699=445+(359-197)=472-(166+87)=232×2+245=249-93×2=495-318=625-(871-503)=545+(881-307)=822-471-345=404-29×7=372×2-342=786-26×8=475×2-861=553-133×2=726×7-70=446+120×3=404+10-249=121×(237-233)=759-157-231=492-192-184=441-254=347-84=493-(366-116)=539×(174-166)=119-78+28=399-174-216=320+138=360×(33-30)=578-177×2=810-346+516=461×3-860=443+94×3=4/6-1/6=172+215-380=93×5-291=170+599+198=344-(461-210)=784+413+995=836×9-745=937-117=293×5=694-(279-158)=189-(28+148)=431+397-254=127-13×8=1/4+3/4=44+245=197-156+758=199×(273-269)=381+(427-198)=350+99=26×(141-135)=300-241+229=347+884-238=417×2-228=171-(20+63)=532×(898-889)=200+93=369-(808-723)=302×3+944=474-104-240=485-61=551-272×2=175+(211-21)=343-(108+149)=758-(168+92)=285-75=237×2-45=353-96=44+799+113=645×6=748-583=390-125×3=89×5-226=768×7-379=221+112=400-122×3=244+(202-101)=234+(297-295)=879-97×8=401+593-656=546+813=961-(322-241)=83×(285-281)=350×7-915=837-(119-49)=165×4+16=139+538+186=203+85×2=15+83=838×9=436-333-65=參考答案34×4=136956×(867-861)=5736158+10-104=6453+250+323=626177×2+387=741278×2-514=425/8-3/8=2/8139×7-704=269143+325=468731+302-760=273284+180+460=924824×3=2472399×(560-557)=119728+359×2=746817-68-588=161476-214+148=41086+400-209=277701-78×7=155298+955-722=531377-(66+40)=271437-(128+286)=23220+188=408300-(82+87)=131123×6+118=856450-(500-135)=85527-24×9=311935-668-63=20467+144-34=17798×3+72=366414-82=332710-76+907=1541245+705=950219+249-258=210142+26+584=752705-(871-266)=100213+47=26075-30+833=878960×(957-952)=4800502-43×5=2871/3+2/3=1792-(629-39)=202981-110×4=541317-40+171=448404+135=539343-(410-375)=3083/5-1/5=2/5398-26-239=133472-259-180=33303×3+905=1814939×7=6573457-341-111=5796+891-295=1392957×3=2871255-58=197612+28×8=83667×6-127=27598×5=490139+265×2=669838×5=4190375+108×2=591950-(151+558)=241963-154=809684-607=773/9-2/9=1/958×4=23241+169-107=103420×2-352=48839×2+496=57464×(884-880)=256621-(595-43)=69612+630+253=1495642+(414-35)=1021815-704-39=7242+(943-414)=571914+(951-619)=1246527+201×2=929120×(174-167)=8402/4-1/4=1/419+(829-274)=574764-55×7=379214+28-32=210477+417+727=162148×6-71=217556+394-385=565436-25×5=311377-(34+307)=36305×(449-446)=915611-65=546808×(829-821)=6464229-(451-433)=211330+12+604=946989-536=453493-(281-21)=23386+286-105=267371-71×2=229373+180=553361+(488-93)=756240-11×8=152350-237+303=416413+(565-282)=696156×2+499=811538+(904-189)=1253173-81-89=331×(350-346)=124829+197+672=1698258-222=36953-(276+32)=645172×(428-424)=688206×4-360=464538+552=1090232+(338-91)=479232×2-261=203318×2+508=1144383×9-475=2972389-181-53=155347-133-197=1710×(476-472)=40482+141×2=764253-(63+145)=45490-19×9=319369×2+656=1394201-(458-373)=116139+41+250=430349-117×2=115623×6=3738238-98+315=455488×2-930=4675+323=398184-99=85488+(419-220)=687176+(198-17)=357207+65+597=869684×3-143=1909500-(417+27)=56857-446-254=157352-76=276243+(417-110)=550556+39-259=336834-123-49=662310+279+402=991659-77×8=43161+(386-343)=204216×7=15121/4+2/4=3/4453+887=1340625+620-745=500794×8=6352148×7=1036139×3+161=578377-(765-668)=280191-143+296=344800×(802-798)=320089×8=712907+(875-396)=1386139+350-137=352477-400+244=321211+(738-393)=556226-220+312=318699-(693-314)=320132×4-440=88481-260+232=453697-(164+262)=271946-83×9=19982×2=164489-(218+57)=214392-72×4=10483×(451-443)=664272×(788-783)=1360401+(266-179)=488141×7-237=750581-(819-388)=1501/5+3/5=4/5357+223×3=1026468-135-124=209208+(282-39)=45156×8=448941-736=20576+67×2=210694+56×4=91893+827-45=875807-(798-594)=603351+60-328=83661×(799-796)=1983247-(438-193)=2276-136-32=108331+144=475211-206+463=46867×(270-262)=536474+211=685920-(415+186)=31984×4+83=41992×(318-314)=368189+93-42=240818-(302+210)=306785-131+967=1621373+156×2=685141×6-241=605981+(874-313)=154281×7+359=926425×(218-209)=3825206+(458-184)=480552×(294-286)=441616×2=32726-527+107=306218+43+426=68783×3=2493/5+2/5=193+(337-165)=265857-(812-358)=403757+(343-56)=1044594-460+166=300929-311-363=255766×8-980=5148756-66-582=108625×7-299=4076572-73-301=198152×9=1368124×5-316=304368×(299-296)=1104355+338+791=1484126×3-149=229326-(289-260)=2973/6-2/6=1/6330-(393-319)=256254-166-25=63437+424+532=1393759-285=474164×2=328770-496+191=46549+590+111=75087+288=375414-(492-203)=125896-(190+693)=13403+61×2=525350+767=1117101×(145-137)=808185+478+433=1096323-49+53=327473-(423-244)=294528-213-197=118110+291+161=56241+(363-15)=389416×9=3744596+526-553=56925×(200-195)=125261-24×6=117485×4-946=994449-53×3=290286+336+238=860466-293=173162+263=4251/6+3/6=4/6488×2=976144×3=432480-340+61=201564-(566-423)=421367×2=734560-54×3=398970-462-244=264185+238=423960+439-878=521316-10+955=1261751-(74+303)=374267×2=534143×2+778=1064416-(96+85)=235897-(178+234)=485342-35×8=62369+313+168=850357-161-26=170306-62=244400-207-190=3195-92-30=7310+82+254=346125+(394-99)=42042×9+163=541123×2-105=141867+(799-70)=1596927-318-29=580118×8=944981+354+989=2324854-782+944=1016429-(146-121)=404808+221-500=52929×4=116186×4=744636×2-860=412387+741-51=1077746+121+65=93275×7-237=288209×4=836445-103=342845+818-941=722510-66-376=68843-670+980=1153128×(165-160)=640471-(120-66)=417645×(911-905)=3870182×5-59=851893-125×3=518309+(311-64)=556939-(641+23)=275352+80=43251+(294-253)=92233+273+28=53482×(33-30)=246358-22=336679×(642-634)=543274+350-214=210288+189-55=422173+361+510=1044332-153+99=278320-(369-324)=27596+78=174185+195×4=965339-67+156=428113+232-147=198472-188×2=96768-25×8=568228-58=170494-279-70=145315×(443-440)=945388-304=84159-97=62672+(646-406)=912695-137=558476+419+77=972682×6-360=373226-23+358=361282-(465-337)=154410-(78+303)=29413+52+418=883536×5-717=196318+(141-110)=49224×3=672866×8=6928810+159+17=98621×5+112=217190-(234-215)=171163+175×2=513228-56=172186×2+400=772479+929+65=1473134×3+331=733374-258=116237-15×8=117723-(207+292)=224181+491=672725-(789-330)=266355+(583-358)=580115×8-914=6500-(83+59)=358450+516=966565-26=539166+763-394=535304-27×7=115186+78+514=778854+95×5=132998+378=476418+216×3=1066390+166×3=888461-74×4=165289-224=65773-(146+101)=526958-(284+267)=407582-520+575=637170+(456-247)=379978-653-314=11497-312+63=248182-15×9=47255-(309-302)=248247-(212+24)=11240×8-359=1561495-(110+30)=355159+359=518823-576+880=1127770-92×4=402896-112=784642+505+248=1395469-(16+153)=300315-100×3=15859×8=6872732-(55+148)=529509-35-347=127984-682-63=239239+489+820=1548409-20×3=349383-140+129=372192-126+428=494125+846+85=1056626+720-658=688266-(89+150)=27662×4=2648351+(184-12)=523405+(671-480)=596192×5=960290×3+126=996484-(55+38)=391104×9-620=316961-695=266353-36×7=101381-361+74=94289-131=158206×(392-388)=82418×3+242=296407-(235-124)=296288-(133+94)=61396-(294-219)=321230+342=572937-(702+19)=216814-461=353595+936-831=700705-337+252=620123×(226-220)=738987-(348+387)=252957-15×5=882342+13-325=30718×3-576=157866×6+316=712467-434=33142×(145-138)=99470+740-106=704615+990+712=231756×(184-175)=504303-(152+102)=4910×9=90399-(199+54)=146278+129-398=9421-411+412=422951×(358-354)=3804274×3-619=203408-(98+157)=15367+87-125=29131+(104-98)=1375/7-1/7=4/77/10-3/10=4/10616-558=58965-950+375=390175+239=414474-41-301=1324/7+3/7=1623+592=1215209+280=489726-713+148=161444-(159+24)=261267-(411-376)=232937+(843-179)=1601919-(577-238)=580175+617-652=140362-(243-37)=156440×6=2640166×(382-377)=830394-17×7=275851-442=409391+855=1246246×2-301=191175+(281-211)=24588+646+25=759314×9=2826470-(164+155)=15165×(698-690)=5204/7-2/7=2/7380-41×9=11473-342-72=59104+25×8=304406-267=139278×6-932=736684-(862-736)=558290-(128+83)=79850-475-205=170429-193=236933+43+35=1011728-152-247=329230+235=465390+545+358=1293159×6-446=508830-460+64=434196×(81-77)=784731-179×2=373180+78=258875-(829-725)=77132+146-100=78343-(61+246)=36585×(991-983)=4680980-159×4=344505-(665-499)=339284-49=235997-(438+350)=209931×(424-419)=4655272-86-105=81305×6=1830841-(430+309)=102857×7-417=5582181-125-38=18285-(267-74)=92339-30×6=15944+416×2=876168+488+120=776892-150×4=292707×5=3535521+242-360=403841-(110+50)=681646-(748-561)=459396-136+182=442212+(149-60)=301544+126×7=1426126×(101-95)=756894-(211+460)=223224×4-29=867311+129-195=245575+190+319=108488×(700-691)=792242+252=494707-39-208=460569×6-428=2986116-64=52484×2=968209+174-121=262116+286-319=83467+569+477=1513222-(384-192)=30490-(90+268)=132500+(660-12)=1148408×7-800=2056920-155×2=610240+83=323247+203-355=95187+70=257243+157-75=325659-195+613=1077862+679+24=1565496-211-144=141210+145-54=301191×2=382209+238=447956-260+682=13784/7+2/7=6/7241-49-138=54291+(249-237)=303674×(936-932)=2696341-327=14315-214=101509×6=3054129+63=192464×(773-770)=1392923×(645-639)=5538710+(980-167)=1523172×4=68862×6-331=41488+685+307=1480365+125-219=271103+83×5=518171+87=258430-(478-314)=266360-105=255529-35-101=393358-195+98=261224+291+83=59895+(962-933)=12438×(192-186)=228817×4-570=2698192+703=89561+87×3=322948+(850-430)=1368459+21+25=505868×7-660=5416177-91=86252+534=786298×3+105=999367-140+381=608862+62+640=1564196×5=980363-23-242=98516-198=318188-94+74=168825-124×3=453273+(451-270)=454160×2=32086+130=216141×7-368=619779-(703-225)=301310-285+144=169479-(181-128)=426751-61-581=109663+57-625=95652+902+104=165884×4=33659×3+421=598303-77-178=48228-182+166=212429-52×7=65488+69+31=588360×(843-837)=2160345-(405-213)=153156+120=276498-122+184=56059×7+223=636999×3=2997113×6=678130+152=282786-287+284=783467-(191+11)=26577×5+183=5684/7-1/7=3/7972-(463+452)=5788+(937-419)=606635+350=985629+52×7=993428+(374-187)=6155/8-1/8=4/8381-286-62=33694-(77+30)=587176×8-654=754426-116×3=78114×(163-158)=57030×4+449=569177-(461-348)=64444-268+155=331344+521+109=974276+537=8131/8+3/8=4/8166×(39-36)=498432-258-64=110847-(906-327)=268829+858-449=1238126×6=756248×4=992121+292=413440-161=279271-34×5=101609+(581-64)=1126159+168-95=232972-105×8=132972-751-16=205973+818-473=1318148+(597-142)=603277+(893-169)=1001390×2=780235×9-913=1202586×5-501=2429587-203=384498+(444-183)=759443-222+48=269275×3+151=976506-215+100=39170×2=140446-(338-262)=370927-(704-191)=414460-71-64=325447-51-107=289620-13×8=516361-(880-690)=171400+24+393=817596-(306+152)=138854-491+683=1046932-587+719=1064112+286=398522-15×5=44751×(259-250)=459428-32-338=58637+200×2=1037841-120×4=361981-153×3=522117-(120-76)=73787+751+65=1603411-311+339=43971×(364-361)=21370+358-175=25391×2+207=38954-20=34457+899-723=633827-(185+84)=558233-(142+83)=882×(193-187)=492451+289-542=198534+459-482=511344-63×2=21896×9-100=76411×(484-476)=88664-340=324756-404-77=275309+121-401=2961+310=371183×(455-448)=1281839+236×3=1547271+781-695=357191×3-158=41543+204-60=187341+407=748295×2=590364-(356-342)=350155+146+145=446116+612=728560+347+736=164384+(363-360)=87820-(549-434)=705360+24-158=22671+148×6=959733-194-405=134319+45+188=552599-(584-75)=90574+267+159=1000600-111+342=831863-798=65398-(127+139)=132139×7-714=259140×7=980