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74×(433-424)=470-70-163=7/10+3/10=51+450×2=92×(277-274)=455×2-401=423-414+82=748+(815-348)=106×5-492=378-43-297=373×2=916-(657-609)=444-(246-139)=481-349+60=611-209=45×(157-153)=89×(508-500)=73×3+253=181-(225-125)=387-(235+140)=451-206×2=425+66×2=952-(252+399)=61+419+95=570×7=810-64×7=541-79-224=136+354+969=160+33×3=282+879=700-(679-141)=2/7+4/7=694×2=156+(471-465)=157×(478-474)=700+(734-320)=270×2-233=739-285-112=764×(263-259)=174×3+382=224-85×2=447+118×6=88+363-117=74+(447-248)=826+665+698=64×4+447=329+191=4/7-1/7=7/8-1/8=280×2+98=946-28-837=43×9=803+543=234+42+131=488-383=757+(450-272)=75×(290-281)=126+225+97=169+(488-477)=909-10-59=331-46+171=317×(405-402)=934-284-516=885-813=449+890-213=89-13-50=402×(791-786)=865+280=439-246-154=38×(216-211)=464-(109+257)=641+130+13=100×(362-359)=255-25×7=581-230=785-(294+46)=874×(417-411)=467-23×9=159×(316-312)=376×2-285=29+297×2=353-194=201+(398-76)=534-351=163×2+549=75+309-152=996-926+850=340-150×2=788-(686-79)=131+(776-72)=685+918+651=235+132-48=293×(912-904)=386-(108+44)=548×9=228+154+93=656+386+584=389+33×5=351-(230+53)=196+(467-379)=140+63=916-(449+225)=770×5=507-122-72=133-(429-368)=252×2-233=230×8=48×(71-65)=89+256×3=330×(500-497)=716+914-571=273+112-151=510-296+312=117×7+732=56+216-191=310+184=319-(395-119)=399+(236-155)=256×(111-105)=394-126×2=478-441+398=400+100-129=916-521-355=195×2=339-320+176=257-(467-431)=335+124×4=967+(476-431)=37×(325-320)=526×5-543=798-44=368-52×7=103-(153-66)=362-(495-416)=603-26=506+914=620-17-361=403-(557-342)=125+512+287=138+628+200=3/6+2/6=1/7+3/7=421×8-794=481-399=602-316-64=898×(828-820)=119×6-46=14×5+610=89+277-213=537+120+263=401-50×4=366-151-54=875-(24+90)=433×7=459-(495-341)=476×4=836+295+806=266+179=169+329=100×9=401-53×7=70×(508-504)=414-(265+52)=295+96=141+(612-489)=162×8-446=370-(38+310)=235+77×3=850×2=806+243-853=755-181×3=556-(317+218)=339-204=389-31-23=310-215-11=469+(254-59)=897-148=381+(446-300)=44+269+20=152-11-76=661+643-329=575×4-833=254+126=143+228+549=235-46=470-121-129=653×(199-196)=629×2=132-65×2=442-10×9=992-(145+410)=476-244-187=190-(124-36)=846-(550+240)=734×4=236-(473-321)=358×8-183=121+217=476+(391-215)=898-469-34=183+395=609+221×3=92×8+250=482-69×3=471×6=918-(40+677)=81×7-132=94×(339-334)=117×3=940+(632-360)=33×9=417×2=303+269+96=873-597=473-(464-397)=4/7+2/7=946+(565-288)=43+167=469-27×2=93+304-66=382+(355-243)=567×8-705=354×(718-711)=26×(252-249)=296-(165+41)=520+620+100=394+38-390=851-141×2=172-(399-245)=46×6-227=388-121-145=578+(766-509)=314-21=611-419=251-34+826=109-57+114=270+(375-329)=295+(188-176)=525×(208-205)=890×4-508=299+845+298=710-(822-181)=442×(519-512)=787-(185+515)=321+145=49×(768-765)=779-29-531=237+42=185-42=44×7+453=263+211=68+385-241=912+19×5=2/4-1/4=77×5=167×4-640=354-142×2=998-622=257+906+48=597+(638-383)=342×(744-735)=134+(993-252)=459-(139+180)=421-233-183=595-42+609=379-87+12=71×(294-288)=178-(248-230)=604×2-39=90+481+142=476-58×6=284-274+398=851+155×3=823-(976-787)=422-206-208=490+(223-60)=194+288-130=940-585+130=272-100=450+376-225=374-23-241=891-153=275-95-113=280-129+60=2/7-1/7=675-220-398=476-(166+58)=313-187+358=47+445-386=65×4+21=258+699-420=379×2=177×6=242-183=103+70=311+315+200=4/9+3/9=879×4-768=322+(386-314)=67×(162-154)=735-35×8=485-184-205=498-(377+119)=19+353-262=764-90×3=395-201-41=776-(891-375)=479-(178+86)=103+286=626+(566-390)=172+190-241=311-(258-49)=161×4-422=506-(372-180)=338+90×6=91×2=426×6-483=464-93×3=759-442+345=76×5+535=883-31×5=360+127=911-491-38=699×9=276-55×3=875-584=542×8-136=564+(744-124)=499-417+381=424-107+118=35×(125-119)=48×9=892-620=466-(242+21)=176×2-306=346+152+246=488+190+508=226+129=256×5-707=883-(510+268)=257×2+35=975-829+537=23×5+299=63×7-56=226+139+199=722+878-70=48×6=747+56+180=792-49×9=162-110=287+355×2=3/5-2/5=518×2-941=149×6-577=493-(142+351)=847-508-27=283-236-26=308+302×2=181-(480-444)=232×(581-575)=473-(328+41)=332+183=286+706=461+795+133=664-(113+536)=166-135+149=427-400+161=971-60×7=235-231+365=262-(168+40)=500-240-69=4/8-2/8=363-247+64=3/9-2/9=282-46×6=920-(382-367)=887-167×2=469+655-652=681-67=445-390+241=94+702+179=2/8-1/8=583-478=981+117×4=470-427=853-423=225+231-111=201+67=101×(22-19)=282+(496-17)=37+21=486-275-172=733-161-225=5/9-4/9=174-24×6=843-252-459=196×2=448-(22+22)=213-98+704=332+142=140×3-233=572+426-533=186+82×8=430+(17-10)=399-369+201=934+121+589=955-379+360=210+418=690+73×2=198-(815-643)=594+(728-506)=340-74+233=394-(248+83)=50×4=303×2+38=222×(19-15)=548×6=227×4=362-134-82=918+525-934=295-108+82=180×3=45-27+434=94+(233-136)=60×(92-86)=131+99×8=455+776=87×5+697=391×3=232+(935-184)=943-363-486=137×(163-160)=32+222-159=169+23-64=578×(177-174)=101+573=826+309=378-287=182+143+273=230+(477-361)=431+61-482=990-53×2=116×7-101=160+115+119=231+(231-23)=243×2+807=865+824-670=363+54×3=217+472+76=82×3=891-85×9=295-220=577×2-937=145+(360-311)=426-10=146×(98-94)=581+152=424+(696-525)=141-76+267=283+50=656-151=459-(334-57)=87×4+199=747-299×2=72×4+488=498-(864-637)=384×2=129×(269-262)=366+677-758=459+33×5=437-(343-159)=462-58-340=99+164×2=338-84=417+522+287=468-(243+36)=395-336+663=152×(834-831)=484+534+573=468+115+255=331+82+298=252+84=93×6-447=115+58×5=442+(693-307)=399-(244-42)=641+937+989=729-528-159=827-252+490=216+206=744+143=591×8-209=210-20×7=991-943=249×(93-90)=863-756+172=484+927-202=691+358-819=475-(31+200)=397-(434-246)=665-(452-41)=115+174-83=802+253=231+266=353-29×5=79-10=677+(69-27)=593-575=492-363=102×9-727=461-371+410=750×(425-422)=990+(908-343)=962-(529-269)=436-(328-113)=293-24-232=77×(62-57)=33+239-156=369+239+25=174×4=224+(460-133)=720-(493-129)=43×3-75=5/6-1/6=205-144+200=932-216×4=746×6-831=304+434+225=322+(215-160)=475-247=333-(459-384)=278+197=346-(269+27)=186+144×3=724+(842-415)=911-(673-183)=245+52=158-(495-470)=382+111-278=469×2=173+42=744-(123+372)=877×9=180×3+388=317-(282-249)=540×(489-483)=687+(253-248)=452-(20+298)=573+320+905=328-273+318=270+126×4=79×7+773=88×9-505=208-(121+10)=710×2=544+263-567=214-127=205×(710-701)=302×(276-273)=197×8=161×3-469=217+48×3=304-84=403+261-251=898-305=408-(205+94)=32×5-124=486+404=628-127×4=384+104=206+252-221=191-106=663+577-997=428-(322-304)=171+(99-95)=1/4+2/4=3/6-2/6=917-39+504=593×3-297=429-14×5=929-(138+554)=891+500=70×6=559+710+89=145×5-587=755-670+843=211×4+72=627-253-322=227+467-143=436×3=165-(153-36)=54×(329-325)=932+436+707=970-767=396×2+70=448-188=768-(129+148)=369-322=441-71×2=436-39×7=61×(379-371)=469-145-81=22+621+604=448×2-28=262×5-664=361-(94+151)=143-53-40=827+(609-380)=972-(768+178)=250-11×9=651-20+728=113×8-342=78+241-28=761×3-851=609×(177-171)=379-41×7=88+502+641=432+(82-46)=173+(423-342)=890+(713-215)=249-15-13=433×2+576=498-(114+83)=699-407+209=434-(126+85)=771-138×5=520+215=132-(296-180)=22+451-374=97-17×5=455+121-147=497-64×6=997+184=85+395=983-(248+389)=939-678-151=51+62=920+396-632=828-(696+33)=479-78×2=575×6-374=461×2-437=166+313-191=509×(34-29)=847×6=154+662-702=778-(503-310)=983-697-104=242×6=992-(961-32)=558+525+864=998-400=659+602-50=785-104×4=230-123+272=425-177-43=77+279+29=404+76-48=53+144-17=53×7-177=946+(803-777)=225+172+107=405-98×3=114×7-777=364-(103+223)=392×2=65×(272-263)=212×6=126×3=733×9=762-222+150=641+169-383=560-(30+248)=106-65+345=404-(243+136)=247-31×7=316-130×2=130+131=488+614=394-159-163=720-366=527+(810-293)=90-(19+70)=239-206+277=288-183=59×2=687-346-298=335+30×5=43×4=394×4-29=975-244-113=260-(426-284)=109×5-78=526-(191+162)=217-97×2=275-(118-56)=310-32×5=192×3=439+604-102=961+311+997=379-(426-115)=120+(74-44)=793-33×2=979-882=856-72-195=122+307+112=684-(138+102)=18×3+47=4/8+3/8=262+(328-101)=556×9=152-69-50=296-40+14=398-171×2=495-290-205=700-(213-86)=758-275-360=669-(517+11)=388+815=484+193+78=795-(28+441)=5/9+2/9=141×5-459=100×6=483-96-167=296×3-176=191×3=362-320=282-13=78+194-80=369-58-175=678×(304-301)=79×3+141=688-30+964=108×4-26=136×(497-493)=266+129=166-37+858=114×(318-315)=1/6+4/6=756+488+143=245-53-76=75×2+50=553-263+279=90+115×2=389+38+540=26×9+220=155+(439-119)=330-17=566-387+271=324-244=362+93+452=793×3=869-54+446=137-(580-460)=706-254+782=784-370×2=3/7-1/7=134+349=970-472+124=211+248=309-(463-360)=165×(17-13)=351-288=233+201+317=125×4-114=926×(749-745)=922-746+642=270×2+316=643+184=647+(317-184)=596-(760-378)=177+226=469-(323-318)=242-(95+82)=461-449=488-(251-75)=400×2-420=621+34×2=904+(724-690)=203+728-708=704-29-529=755+927=451+(932-905)=749-(497-205)=394-115=884-415×2=109+722+135=272-44=482-115-203=937-(226+560)=436+681-734=124×8-825=277+(423-400)=912+937+412=411-(491-249)=385+91=143×4=235-111+331=436-28×5=167×(224-216)=958+568-537=356-112+128=128×7=382+(482-294)=584-(21+239)=52×9=365-72×2=470×3-543=35+185-180=98+795-153=50×3+178=414-216+167=969-(340+122)=546+811-634=755-116×4=93+51+454=418-323=378×(114-111)=793-(355+182)=487+252=123-(892-831)=346+129+338=580+207=367-(422-130)=682-100×4=236×2=219+(472-365)=809-(110+252)=222-130=178-(848-704)=473-16+41=74+403-389=914-893+225=638×(587-578)=395+(687-99)=116×4=315-134=586×9=1/7+2/7=490-(276-96)=416-78×2=640-495+734=927-(253-204)=491-473=285-(71+164)=192+16+44=504×5-138=914+76×3=273+206+370=278+54-316=2/5+3/5=205+205+343=186+92=261×2=238-(670-445)=163×5-637=784×(398-389)=993-(81+877)=667-(533+60)=274×3-372=104×4-160=342×2+268=463-60×6=參考答案74×(433-424)=666470-70-163=2377/10+3/10=151+450×2=95192×(277-274)=276455×2-401=509423-414+82=91748+(815-348)=1215106×5-492=38378-43-297=38373×2=746916-(657-609)=868444-(246-139)=337481-349+60=192611-209=40245×(157-153)=18089×(508-500)=71273×3+253=472181-(225-125)=81387-(235+140)=12451-206×2=39425+66×2=557952-(252+399)=30161+419+95=575570×7=3990810-64×7=362541-79-224=238136+354+969=1459160+33×3=259282+879=1161700-(679-141)=1622/7+4/7=6/7694×2=1388156+(471-465)=162157×(478-474)=628700+(734-320)=1114270×2-233=307739-285-112=342764×(263-259)=3056174×3+382=904224-85×2=54447+118×6=115588+363-117=33474+(447-248)=273826+665+698=218964×4+447=703329+191=5204/7-1/7=3/77/8-1/8=6/8280×2+98=658946-28-837=8143×9=387803+543=1346234+42+131=407488-383=105757+(450-272)=93575×(290-281)=675126+225+97=448169+(488-477)=180909-10-59=840331-46+171=456317×(405-402)=951934-284-516=134885-813=72449+890-213=112689-13-50=26402×(791-786)=2010865+280=1145439-246-154=3938×(216-211)=190464-(109+257)=98641+130+13=784100×(362-359)=300255-25×7=80581-230=351785-(294+46)=445874×(417-411)=5244467-23×9=260159×(316-312)=636376×2-285=46729+297×2=623353-194=159201+(398-76)=523534-351=183163×2+549=87575+309-152=232996-926+850=920340-150×2=40788-(686-79)=181131+(776-72)=835685+918+651=2254235+132-48=319293×(912-904)=2344386-(108+44)=234548×9=4932228+154+93=475656+386+584=1626389+33×5=554351-(230+53)=68196+(467-379)=284140+63=203916-(449+225)=242770×5=3850507-122-72=313133-(429-368)=72252×2-233=271230×8=184048×(71-65)=28889+256×3=857330×(500-497)=990716+914-571=1059273+112-151=234510-296+312=526117×7+732=155156+216-191=81310+184=494319-(395-119)=43399+(236-155)=480256×(111-105)=1536394-126×2=142478-441+398=435400+100-129=371916-521-355=40195×2=390339-320+176=195257-(467-431)=221335+124×4=831967+(476-431)=101237×(325-320)=185526×5-543=2087798-44=754368-52×7=4103-(153-66)=16362-(495-416)=283603-26=577506+914=1420620-17-361=242403-(557-342)=188125+512+287=924138+628+200=9663/6+2/6=5/61/7+3/7=4/7421×8-794=2574481-399=82602-316-64=222898×(828-820)=7184119×6-46=66814×5+610=68089+277-213=153537+120+263=920401-50×4=201366-151-54=161875-(24+90)=761433×7=3031459-(495-341)=305476×4=1904836+295+806=1937266+179=445169+329=498100×9=900401-53×7=3070×(508-504)=280414-(265+52)=97295+96=391141+(612-489)=264162×8-446=850370-(38+310)=22235+77×3=466850×2=1700806+243-853=196755-181×3=212556-(317+218)=21339-204=135389-31-23=335310-215-11=84469+(254-59)=664897-148=749381+(446-300)=52744+269+20=333152-11-76=65661+643-329=975575×4-833=1467254+126=380143+228+549=920235-46=189470-121-129=220653×(199-196)=1959629×2=1258132-65×2=2442-10×9=352992-(145+410)=437476-244-187=45190-(124-36)=102846-(550+240)=56734×4=2936236-(473-321)=84358×8-183=2681121+217=338476+(391-215)=652898-469-34=395183+395=578609+221×3=127292×8+250=986482-69×3=275471×6=2826918-(40+677)=20181×7-132=43594×(339-334)=470117×3=351940+(632-360)=121233×9=297417×2=834303+269+96=668873-597=276473-(464-397)=4064/7+2/7=6/7946+(565-288)=122343+167=210469-27×2=41593+304-66=331382+(355-243)=494567×8-705=3831354×(718-711)=247826×(252-249)=78296-(165+41)=90520+620+100=1240394+38-390=42851-141×2=569172-(399-245)=1846×6-227=49388-121-145=122578+(766-509)=835314-21=293611-419=192251-34+826=1043109-57+114=166270+(375-329)=316295+(188-176)=307525×(208-205)=1575890×4-508=3052299+845+298=1442710-(822-181)=69442×(519-512)=3094787-(185+515)=87321+145=46649×(768-765)=147779-29-531=219237+42=279185-42=14344×7+453=761263+211=47468+385-241=212912+19×5=10072/4-1/4=1/477×5=385167×4-640=28354-142×2=70998-622=376257+906+48=1211597+(638-383)=852342×(744-735)=3078134+(993-252)=875459-(139+180)=140421-233-183=5595-42+609=1162379-87+12=30471×(294-288)=426178-(248-230)=160604×2-39=116990+481+142=713476-58×6=128284-274+398=408851+155×3=1316823-(976-787)=634422-206-208=8490+(223-60)=653194+288-130=352940-585+130=485272-100=172450+376-225=601374-23-241=110891-153=738275-95-113=67280-129+60=2112/7-1/7=1/7675-220-398=57476-(166+58)=252313-187+358=48447+445-386=10665×4+21=281258+699-420=537379×2=758177×6=1062242-183=59103+70=173311+315+200=8264/9+3/9=7/9879×4-768=2748322+(386-314)=39467×(162-154)=536735-35×8=455485-184-205=96498-(377+119)=219+353-262=110764-90×3=494395-201-41=153776-(891-375)=260479-(178+86)=215103+286=389626+(566-390)=802172+190-241=121311-(258-49)=102161×4-422=222506-(372-180)=314338+90×6=87891×2=182426×6-483=2073464-93×3=185759-442+345=66276×5+535=915883-31×5=728360+127=487911-491-38=382699×9=6291276-55×3=111875-584=291542×8-136=4200564+(744-124)=1184499-417+381=463424-107+118=43535×(125-119)=21048×9=432892-620=272466-(242+21)=203176×2-306=46346+152+246=744488+190+508=1186226+129=355256×5-707=573883-(510+268)=105257×2+35=549975-829+537=68323×5+299=41463×7-56=385226+139+199=564722+878-70=153048×6=288747+56+180=983792-49×9=351162-110=52287+355×2=9973/5-2/5=1/5518×2-941=95149×6-577=317493-(142+351)=0847-508-27=312283-236-26=21308+302×2=912181-(480-444)=145232×(581-575)=1392473-(328+41)=104332+183=515286+706=992461+795+133=1389664-(113+536)=15166-135+149=180427-400+161=188971-60×7=551235-231+365=369262-(168+40)=54500-240-69=1914/8-2/8=2/8363-247+64=1803/9-2/9=1/9282-46×6=6920-(382-367)=905887-167×2=553469+655-652=472681-67=614445-390+241=29694+702+179=9752/8-1/8=1/8583-478=105981+117×4=1449470-427=43853-423=430225+231-111=345201+67=268101×(22-19)=303282+(496-17)=76137+21=58486-275-172=39733-161-225=3475/9-4/9=1/9174-24×6=30843-252-459=132196×2=392448-(22+22)=404213-98+704=819332+142=474140×3-233=187572+426-533=465186+82×8=842430+(17-10)=437399-369+201=231934+121+589=1644955-379+360=936210+418=628690+73×2=836198-(815-643)=26594+(728-506)=816340-74+233=499394-(248+83)=6350×4=200303×2+38=644222×(19-15)=888548×6=3288227×4=908362-134-82=146918+525-934=509295-108+82=269180×3=54045-27+434=45294+(233-136)=19160×(92-86)=360131+99×8=923455+776=123187×5+697=1132391×3=1173232+(935-184)=983943-363-486=94137×(163-160)=41132+222-159=95169+23-64=128578×(177-174)=1734101+573=674826+309=1135378-287=91182+143+273=598230+(477-361)=346431+61-482=10990-53×2=884116×7-101=711160+115+119=394231+(231-23)=439243×2+807=1293865+824-670=1019363+54×3=525217+472+76=76582×3=246891-85×9=126295-220=75577×2-937=217145+(360-311)=194426-10=416146×(98-94)=584581+152=733424+(696-525)=595141-76+267=332283+50=333656-151=505459-(334-57)=18287×4+199=547747-299×2=14972×4+488=776498-(864-637)=271384×2=768129×(269-262)=903366+677-758=285459+33×5=624437-(343-159)=253462-58-340=6499+164×2=427338-84=254417+522+287=1226468-(243+36)=189395-336+663=722152×(834-831)=456484+534+573=1591468+115+255=838331+82+298=711252+84=33693×6-447=111115+58×5=405442+(693-307)=828399-(244-42)=197641+937+989=2567729-528-159=42827-252+490=1065216+206=422744+143=887591×8-209=4519210-20×7=70991-943=48249×(93-90)=747863-756+172=279484+927-202=1209691+358-819=230475-(31+200)=244397-(434-246)=209665-(452-41)=254115+174-83=206802+253=1055231+266=497353-29×5=20879-10=69677+(69-27)=719593-575=18492-363=129102×9-727=191461-371+410=500750×(425-422)=2250990+(908-343)=1555962-(529-269)=702436-(328-113)=221293-24-232=3777×(62-57)=38533+239-156=116369+239+25=633174×4=696224+(460-133)=551720-(493-129)=35643×3-75=545/6-1/6=4/6205-144+200=261932-216×4=68746×6-831=3645304+434+225=963322+(215-160)=377475-247=228333-(459-384)=258278+197=475346-(269+27)=50186+144×3=618724+(842-415)=1151911-(673-183)=421245+52=297158-(495-470)=133382+111-278=215469×2=938173+42=215744-(123+372)=249877×9=7893180×3+388=928317-(282-249)=284540×(489-483)=3240687+(253-248)=692452-(20+298)=134573+320+905=1798328-273+318=373270+126×4=77479×7+773=132688×9-505=287208-(121+10)=77710×2=1420544+263-567=240214-127=87205×(710-701)=1845302×(276-273)=906197×8=1576161×3-469=14217+48×3=361304-84=220403+261-251=413898-305=593408-(205+94)=10932×5-124=36486+404=890628-127×4=120384+104=488206+252-221=237191-106=85663+577-997=243428-(322-304)=410171+(99-95)=1751/4+2/4=3/43/6-2/6=1/6917-39+504=1382593×3-297=1482429-14×5=359929-(138+554)=237891+500=139170×6=420559+710+89=1358145×5-587=138755-670+843=928211×4+72=916627-253-322=52227+467-143=551436×3=1308165-(153-36)=4854×(329-325)=216932+436+707=2075970-767=203396×2+70=862448-188=260768-(129+148)=491369-322=47441-71×2=299436-39×7=16361×(379-371)=488469-145-81=24322+621+604=1247448×2-28=868262×5-664=646361-(94+151)=116143-53-40=50827+(609-380)=1056972-(768+178)=26250-11×9=151651-20+728=1359113×8-342=56278+241-28=291761×3-851=1432609×(177-171)=3654379-41×7=9288+502+641=1231432+(82-46)=468173+(423-342)=254890+(713-215)=1388249-15-13=221433×2+576=1442498-(114+83)=301699-407+209=501434-(126+85)=223771-138×5=81520+215=735132-(296-180)=1622+451-374=9997-17×5=12455+121-147=429497-64×6=113997+184=118185+395=480983-(248+389)=346939-678-151=11051+62=113920+396-632=684828-(696+33)=99479-78×2=323575×6-374=3076461×2-437=485166+313-191=288509×(34-29)=2545847×6=5082154+662-702=114778-(503-310)=585983-697-104=182242×6=1452992-(961-32)=63558+525+864=1947998-400=598659+602-50=1211785-104×4=369230-123+272=379425-177-43=20577+279+29=385404+76-48=43253+144-17=18053×7-177=194946+(803-777)=972225+172+107=504405-98×3=111114×7-777=21364-(103+223)=38392×2=78465×(272-263)=585212×6=1272126×3=378733×9=6597762-222+150=690641+169-383=427560-(30+248)=282106-65+345=386404-(243+136)=25247-31×7=30316-130×2=56130+131=261488+614=1102394-159-163=72720-366=354527+(810-293)=104490-(19+70)=1239-206+277=310288-183=10559×2=118687-346-298=43335+30×5=48543×4=172394×4-29=1547975-244-113=618260-(426-284)=118109×5-78=467526-(191+162)=173217-97×2=23275-(118-56)=213310-32×5=150192×3=576439+604-102=941961+311+997=2269379-(426-115)=68120+(74-44)=150793-33×2=727979-882=97856-72-195=589122+307+112=541684-(138+102)=44418×3+47=1014/8+3/8=7/8262+(328-101