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244+231-313=171+(355-335)=132×(228-219)=725-355×2=223×2-329=21×(117-114)=154×7-171=803-157×3=438-246+612=101-11×5=825-29×3=52+831-309=395-(202+53)=683-(337-192)=5/8-2/8=184×7-821=870-(499-303)=328+(85-29)=578-105-370=324-119=1/5+3/5=292-264+55=758×4-473=101×9-524=751-187-246=637-(445+36)=579×4=272×(91-88)=94×8-56=456-42×5=886+305=106-71+773=179+78=234+(364-55)=913×(763-760)=192×2-82=6/8-1/8=456+(962-74)=311×3=859+953=894+28×4=384+77-83=495-118×4=492-50-304=184×2=899-(140+24)=922-(156+474)=157-25=38×7-17=90+569+125=469×(585-577)=857-(855-534)=66×(839-835)=582+165+535=545+322+929=92×(342-339)=56×6+923=72×9+616=741-231×2=15+92-34=53×(263-257)=756×(335-330)=996+(794-125)=457+(932-719)=940-860-36=78×4+351=174×4-398=32+308-339=765×5=1/8+2/8=28+115-95=198-41×4=280+(379-136)=501-333=3/5-1/5=88+(300-45)=483-371+55=149+127+629=944+104×5=189-(187-10)=1/4+2/4=315+(471-349)=580+(361-25)=968×(292-289)=372+(412-36)=867-(263+490)=480×7-648=145+140-201=741×2=357-305+235=118×2+912=406-86=11+340+460=629-(234+189)=946-142-42=422×2=242+(207-48)=201-174+734=43×6=164-45=973-328×2=212×2+315=856+211=205+401=5/9-4/9=579×(366-359)=414×(933-924)=15+135×6=164+(288-166)=84+(398-75)=409-21-370=458-82-151=291×(637-629)=245+93=180-20×3=87×9-426=196×3-243=905-219=558+125+176=19×7=526+(844-536)=448-322-79=347+769=950+(953-408)=321×3=364-(99+230)=494-181-67=530+(139-18)=418×2+741=245-49×3=327-140-156=417+542=666-196=740+176+972=126-86=264×(38-34)=735×8-786=193+58=394+284=152×(789-780)=147+641+184=919-527+304=402+365+62=500-(51+416)=491-442=847+(805-619)=440+57-240=291×2=355+137=905-800=241+249+450=292+135=892×8=47+389-212=429-36+84=173-52×2=334×(966-961)=767×2-472=231-20×7=910-829=106×(500-494)=870-(450+86)=321-(183-94)=303-27×2=91+147=484-(378+22)=390×2+90=349+446-634=596-40=392-38=719-104×6=206+207+453=947-339=634-354+373=343-(393-267)=529-(644-467)=631+388+544=481×2-341=959-603=217-168-40=945-22=836-44=500-(393-140)=665×(866-861)=443-119+784=89×7-32=1/10+5/10=700×(542-537)=825-(785-737)=899+(343-101)=12×5+29=812+(739-416)=517+538-744=108+317=937-793+403=64×8+254=971-866-52=766+624-547=114+164=953+62-426=128+(456-69)=51×3+423=474-164+955=627-286-262=164+325=654-121×3=151+80-199=177×(240-235)=382-(174+119)=279-(206-69)=47+74×9=421+729-262=494-75×5=622×8=401-(30+323)=485-182×2=474+128+219=873-106-251=751-(221+420)=487-(85-33)=198×(183-180)=367-341=442-181+199=4/9-2/9=938+225-517=363+254×2=653-(532-413)=325-62+201=453-(439-316)=114+(459-308)=111+(426-354)=226+(456-140)=338-(617-564)=301×(375-372)=324-282=977-371×2=242×3=940-(741-718)=284+180=96-(456-415)=291-265+243=861-315+308=328+186+157=85×6=315×(465-461)=153+400×2=718-157-542=603+134+398=421-405+235=484-(461-336)=259-84+205=456+220+38=304-(215+33)=134-81+390=189-125=123×3=237×3-490=114×5-163=951-611+831=126×(408-403)=36+50=496-27×6=800+168+818=232+22+172=702-(275+48)=496-(23+306)=269-(35+76)=443-(261+111)=88-71=988-219×2=356-175-68=701×2-727=154×(82-76)=879-41×2=171+24×6=831-99+853=650+155×3=218+(339-324)=128-112=86×4+367=405-222=287+(228-25)=855+487×2=108+587=399-(274+68)=139×6-466=76×(453-445)=245+440=400-245=34+114+461=436-95×2=730+288+889=266-(383-339)=378-182-106=432-35-228=334-269+388=795-201+831=727-(279+101)=151+73×8=660-529=360+60+183=710+(843-721)=433-(289+82)=979-(139-16)=526×5=234+129-58=606+567+221=701-390=26×8+463=263×5=327×2+64=37×9+41=677+(757-24)=219×4=787-(702-681)=68×8+266=16×(445-437)=367-104-107=396-56×3=473+765+525=44×3=745-(692-554)=687×(796-791)=687+786-89=744-635=827-(222+246)=476-53×5=649+(908-866)=105×(33-29)=940-83+973=308+503+835=930-440+965=373+547+689=677+18×3=57+171×2=586-(157+165)=925-570=491-10×9=415×9-518=538-19-431=299+(106-43)=86+747+166=92×3=276×3-638=19×7+447=392-(389-78)=312×3-596=283+227×2=842+66-585=939-332-15=5/7-1/7=362+255=509+249×3=924-93-13=473-333+100=908×(669-662)=457×2-360=471-21×7=407-91-120=33×7+764=880-(839-754)=172×(212-208)=214+165+185=284+159-310=332-70=966-64-486=476-(458-100)=124×8=431+357-319=298-(136+149)=77-(236-193)=948×(349-346)=904-519=562+244-518=417-50=239-(993-940)=110×(378-371)=368-(343-339)=304-(49+78)=484×2=869+376-961=234×9-380=907-499-24=295+284=509-63×2=313-63×4=724-174×4=41×(212-209)=294-(998-923)=140+29-159=65×8=41+451-18=155-64×2=770+296+454=293×3=432×3=194-(212-80)=207-30×4=36+373-55=847+(378-348)=685-605+745=428-71×2=219-(132+36)=776+(850-194)=468+404+85=67-(91-37)=649-69+818=342+173+383=675-(491-460)=422-146×2=107×9-162=263+87×6=5/9+3/9=830-333+131=317-151-105=413-58+128=327+56×5=178×3-156=334-23-179=452-75=348+(428-60)=728+205=984+709-290=2/7-1/7=404-263=89+102=422×3=802×8-155=240+94=274×4-358=770×(288-283)=303-82×3=189+460+261=156+515+153=157-(202-174)=288-20×8=165+138=477-336=689-(248-141)=359+473-705=205+(317-250)=244-121=79×6+332=212+247=357+470+169=175-34=449-105-314=197+(160-36)=421-(41+14)=186×2-47=400+62-107=745-95-544=995+(988-602)=474×3-37=78×(288-282)=762-(460+109)=325×3=54+24×6=787×3-640=849+750+611=382-77×3=301-79=35×(381-372)=253-205=150+230+165=184+116=362-(298-131)=264-108×2=1/4+3/4=285+39-25=986×4=184+278-239=968-295=151×3+54=292-157-116=244-(354-292)=41-(181-176)=421-40-134=277+(362-237)=331×4-557=751+681-111=887-26-500=280+435-35=209+254=309-(87+217)=376-(324+32)=985-720+889=99×8+120=315+134-56=834-561-95=675-104×2=439+(402-12)=327-(140+150)=156+292=18×3+315=81+214-67=314+382-686=215-31+56=977×(880-871)=348-80=281-19×3=106×6=498-(304+100)=665×(23-17)=954-253+155=94×7=373-(10+293)=449-386=442-303=372-(247+75)=133×5=453-25×2=202+172-100=346×3=275-(211-111)=899-845+354=163-21+305=329-117+255=574+155+17=87×6=53+(381-77)=751+13×4=371-(15+152)=4/7-2/7=186×5-301=367+105-114=306+165-80=872×3-738=188+(369-20)=317-(56+133)=143×(169-163)=108×5+233=499-153-54=134+286=135-120=80×4-194=259+539-614=454-281+182=490-(748-605)=171+394+769=461-441+428=162+78=351-(955-717)=339+259×2=853×9=386-52×6=367+100-200=109+255=575+257+462=294+(362-36)=4/7-1/7=296+15×7=189-(91-15)=499-225-136=515×(940-932)=978+208=968-(216+287)=486-283-153=232+188-382=959-27-374=17+641+718=102-15=187×(403-400)=17+(378-126)=106+408+93=229×(197-194)=294+66=454-(137+212)=1/7+4/7=996-(580+386)=402-228-114=336-122+270=31+260-39=781-31=58×4+474=80×7+113=68+149=360+118+891=179+(256-141)=242+(309-83)=273×(969-960)=403-327-56=67×2=918-189-120=119+308-14=652×3=352+414+740=204+(739-672)=933+(226-154)=185+707+67=790-135×2=479×(291-288)=281-98+575=451-(713-361)=143×2+361=89×6=263-213=422×7-672=344-(224-212)=49×(263-258)=344+400+744=214+(293-183)=505-50×2=656+(590-271)=975×5=680+519-253=320-175=129×7-721=57×(451-448)=144-(156-140)=436-(474-82)=42+51=398-(424-109)=388+104-343=908-(132+594)=233+(643-208)=396-315+289=483-(341+73)=988-207=54×(199-196)=196+693=976+78×5=268+145=219-(98+113)=5/10-4/10=465-177+136=896-15+130=569×(384-379)=337×2=612+954-869=3/7+2/7=175-15×8=97+351-28=590-93×3=18+91=184×2+150=401-180-185=982-(849+54)=343-66+213=799-393+249=54×4=62×8-471=775-355=432-56×3=162+264×3=103+299=609-(272+331)=51×3=554×8=243×4=765×(871-864)=861-78×5=728-632-42=353-(58+53)=372+(998-649)=158+187=442×2=167+150=167-30=582-(263+185)=690+613+659=277-111×2=322-167-84=862-171-281=484-(311+98)=90×2=974-224-350=40+250+544=334-294+86=998+927+377=360+(907-270)=838×(230-222)=141×3=425-42+74=881×6-403=919×(151-145)=600+187×5=36+155=469-(608-454)=466-301+138=834+763+387=160+85+568=289×9=135+357=809-725-80=323+150-428=473-185-128=188-(55+103)=507×5-201=787-(264+503)=156+201=642+668=139+113+73=771-(489+175)=267-(63+131)=906×9-518=959-515=217+(699-392)=782×4-625=857+73-424=830-472-158=496-393-67=680-216+97=250×4+282=139-110+434=871-293-311=20×(226-219)=501-93+393=862-627=801×5=235+(925-384)=821+122+36=576-(766-482)=328×3+762=168+201=217×4=194×3=641+972=644-(963-507)=818-641=378×2=310-208=402-(466-101)=725×2-393=468-327+101=475-92×2=399×7-165=50×6-109=491-102-142=193+(103-78)=295-208=499-(29+332)=249×4-870=812-(42-40)=495-35=3/6+2/6=157×2-43=962-(434-166)=414-91-95=524-183×2=74×5=86×4-278=843-(175+226)=300-85×2=463-56-20=930-(676-417)=835-(308+419)=465-260=590-(207+211)=219-70×3=478+211=180-179+51=886+483-307=187+75=284-91+25=821+17-616=839×9=2/4-1/4=442-(432-344)=434+109+279=216×4-630=71+236×4=131+290=75×(288-281)=10×(51-46)=89×5+31=959-823+181=171+246×4=77×(338-331)=674×6=621×8-299=468-66-257=730-(928-373)=3/9+5/9=221+17-28=202×4+149=621-207-33=243-(44+105)=491+(949-482)=289×3-642=350+(245-176)=245×3=678-65×4=944×3=393+61×5=629-(986-543)=547×(364-360)=177-177+163=388+259=309×(64-61)=856+722-899=994-(626-134)=948-565-33=533×7=286-(15+99)=604×(669-660)=141+73+441=374×2=111+(816-87)=643+980-917=855+168-945=986+215+509=829×2=224+640-199=500-424=2/5-1/5=570-265=852+565+876=260×6-309=199-81=354+(757-159)=125×8-246=573+100+100=41+71+197=423-51×6=4/6+2/6=151+250=644+(702-281)=370+101×3=403×2-504=765×5-873=808×7-860=396-(24+114)=424-406+25=898+266=988-887-35=326+341+863=4/10+2/10=121×2-122=939-709-117=290+(406-81)=169-26-79=234+234-410=493-163×2=212+355=139+249-378=940+205=314-(450-227)=418-(127-107)=943-(287+62)=373-72+83=317+160=241+198+44=943-(379+353)=190+74×2=355-(249-103)=122+250×4=141-42×2=464-304-72=340+90×9=153+86=342+731-868=371×2=95×(33-29)=213×3-613=237+122=932-815+712=832-55×8=178-15×6=95-(185-143)=830-89+858=155-23×3=79×9-610=377+63+344=參考答案244+231-313=162171+(355-335)=191132×(228-219)=1188725-355×2=15223×2-329=11721×(117-114)=63154×7-171=907803-157×3=332438-246+612=804101-11×5=46825-29×3=73852+831-309=574395-(202+53)=140683-(337-192)=5385/8-2/8=3/8184×7-821=467870-(499-303)=674328+(85-29)=384578-105-370=103324-119=2051/5+3/5=4/5292-264+55=83758×4-473=2559101×9-524=385751-187-246=318637-(445+36)=156579×4=2316272×(91-88)=81694×8-56=696456-42×5=246886+305=1191106-71+773=808179+78=257234+(364-55)=543913×(763-760)=2739192×2-82=3026/8-1/8=5/8456+(962-74)=1344311×3=933859+953=1812894+28×4=1006384+77-83=378495-118×4=23492-50-304=138184×2=368899-(140+24)=735922-(156+474)=292157-25=13238×7-17=24990+569+125=784469×(585-577)=3752857-(855-534)=53666×(839-835)=264582+165+535=1282545+322+929=179692×(342-339)=27656×6+923=125972×9+616=1264741-231×2=27915+92-34=7353×(263-257)=318756×(335-330)=3780996+(794-125)=1665457+(932-719)=670940-860-36=4478×4+351=663174×4-398=29832+308-339=1765×5=38251/8+2/8=3/828+115-95=48198-41×4=34280+(379-136)=523501-333=1683/5-1/5=2/588+(300-45)=343483-371+55=167149+127+629=905944+104×5=1464189-(187-10)=121/4+2/4=3/4315+(471-349)=437580+(361-25)=916968×(292-289)=2904372+(412-36)=748867-(263+490)=114480×7-648=2712145+140-201=84741×2=1482357-305+235=287118×2+912=1148406-86=32011+340+460=811629-(234+189)=206946-142-42=762422×2=844242+(207-48)=401201-174+734=76143×6=258164-45=119973-328×2=317212×2+315=739856+211=1067205+401=6065/9-4/9=1/9579×(366-359)=4053414×(933-924)=372615+135×6=825164+(288-166)=28684+(398-75)=407409-21-370=18458-82-151=225291×(637-629)=2328245+93=338180-20×3=12087×9-426=357196×3-243=345905-219=686558+125+176=85919×7=133526+(844-536)=834448-322-79=47347+769=1116950+(953-408)=1495321×3=963364-(99+230)=35494-181-67=246530+(139-18)=651418×2+741=1577245-49×3=98327-140-156=31417+542=959666-196=470740+176+972=1888126-86=40264×(38-34)=1056735×8-786=5094193+58=251394+284=678152×(789-780)=1368147+641+184=972919-527+304=696402+365+62=829500-(51+416)=33491-442=49847+(805-619)=1033440+57-240=257291×2=582355+137=492905-800=105241+249+450=940292+135=427892×8=713647+389-212=224429-36+84=477173-52×2=69334×(966-961)=1670767×2-472=1062231-20×7=91910-829=81106×(500-494)=636870-(450+86)=334321-(183-94)=232303-27×2=24991+147=238484-(378+22)=84390×2+90=870349+446-634=161596-40=556392-38=354719-104×6=95206+207+453=866947-339=608634-354+373=653343-(393-267)=217529-(644-467)=352631+388+544=1563481×2-341=621959-603=356217-168-40=9945-22=923836-44=792500-(393-140)=247665×(866-861)=3325443-119+784=110889×7-32=5911/10+5/10=6/10700×(542-537)=3500825-(785-737)=777899+(343-101)=114112×5+29=89812+(739-416)=1135517+538-744=311108+317=425937-793+403=54764×8+254=766971-866-52=53766+624-547=843114+164=278953+62-426=589128+(456-69)=51551×3+423=576474-164+955=1265627-286-262=79164+325=489654-121×3=291151+80-199=32177×(240-235)=885382-(174+119)=89279-(206-69)=14247+74×9=713421+729-262=888494-75×5=119622×8=4976401-(30+323)=48485-182×2=121474+128+219=821873-106-251=516751-(221+420)=110487-(85-33)=435198×(183-180)=594367-341=26442-181+199=4604/9-2/9=2/9938+225-517=646363+254×2=871653-(532-413)=534325-62+201=464453-(439-316)=330114+(459-308)=265111+(426-354)=183226+(456-140)=542338-(617-564)=285301×(375-372)=903324-282=42977-371×2=235242×3=726940-(741-718)=917284+180=46496-(456-415)=55291-265+243=269861-315+308=854328+186+157=67185×6=510315×(465-461)=1260153+400×2=953718-157-542=19603+134+398=1135421-405+235=251484-(461-336)=359259-84+205=380456+220+38=714304-(215+33)=56134-81+390=443189-125=64123×3=369237×3-490=221114×5-163=407951-611+831=1171126×(408-403)=63036+50=86496-27×6=334800+168+818=1786232+22+172=426702-(275+48)=379496-(23+306)=167269-(35+76)=158443-(261+111)=7188-71=17988-219×2=550356-175-68=113701×2-727=675154×(82-76)=924879-41×2=797171+24×6=315831-99+853=1585650+155×3=1115218+(339-324)=233128-112=1686×4+367=711405-222=183287+(228-25)=490855+487×2=1829108+587=695399-(274+68)=57139×6-466=36876×(453-445)=608245+440=685400-245=15534+114+461=609436-95×2=246730+288+889=1907266-(383-339)=222378-182-106=90432-35-228=169334-269+388=453795-201+831=1425727-(279+101)=347151+73×8=735660-529=131360+60+183=603710+(843-721)=832433-(289+82)=62979-(139-16)=856526×5=2630234+129-58=305606+567+221=1394701-390=31126×8+463=671263×5=1315327×2+64=71837×9+41=374677+(757-24)=1410219×4=876787-(702-681)=76668×8+266=81016×(445-437)=128367-104-107=156396-56×3=228473+765+525=176344×3=132745-(692-554)=607687×(796-791)=3435687+786-89=1384744-635=109827-(222+246)=359476-53×5=211649+(908-866)=691105×(33-29)=420940-83+973=1830308+503+835=1646930-440+965=1455373+547+689=1609677+18×3=73157+171×2=399586-(157+165)=264925-570=355491-10×9=401415×9-518=3217538-19-431=88299+(106-43)=36286+747+166=99992×3=276276×3-638=19019×7+447=580392-(389-78)=81312×3-596=340283+227×2=737842+66-585=323939-332-15=5925/7-1/7=4/7362+255=617509+249×3=1256924-93-13=818473-333+100=240908×(669-662)=6356457×2-360=554471-21×7=324407-91-120=19633×7+764=995880-(839-754)=795172×(212-208)=688214+165+185=564284+159-310=133332-70=262966-64-486=416476-(458-100)=118124×8=992431+357-319=469298-(136+149)=1377-(236-193)=34948×(349-346)=2844904-519=385562+244-518=288417-50=367239-(993-940)=186110×(378-371)=770368-(343-339)=364304-(49+78)=177484×2=968869+376-961=284234×9-380=1726907-499-24=384295+284=579509-63×2=383313-63×4=61724-174×4=2841×(212-209)=123294-(998-923)=219140+29-159=1065×8=52041+451-18=474155-64×2=27770+296+454=1520293×3=879432×3=1296194-(212-80)=62207-30×4=8736+373-55=354847+(378-348)=877685-605+745=825428-71×2=286219-(132+36)=51776+(850-194)=1432468+404+85=95767-(91-37)=13649-69+818=1398342+173+383=898675-(491-460)=644422-146×2=130107×9-162=801263+87×6=7855/9+3/9=8/9830-333+131=628317-151-105=61413-58+128=483327+56×5=607178×3-156=378334-23-179=132452-75=377348+(428-60)=716728+205=933984+709-290=14032/7-1/7=1/7404-263=14189+102=191422×3=1266802×8-155=6261240+94=334274×4-358=738770×(288-283)=3850303-82×3=57189+460+261=910156+515+153=824157-(202-174)=129288-20×8=128165+138=303477-336=141689-(248-141)=582359+473-705=127205+(317-250)=272244-121=12379×6+332=806212+247=459357+470+169=996175-34=141449-105-314=30197+(160-36)=321421-(41+14)=366186×2-47=325400+62-107=355745-95-544=106995+(988-602)=1381474×3-37=138578×(288-282)=468762-(460+109)=193325×3=97554+24×6=198787×3-640=1721849+750+611=2210382-77×3=151301-79=22235×(381-372)=315253-205=48150+230+165=545184+116=300362-(298-131)=195264-108×2=481/4+3/4=1285+39-25=299986×4=3944184+278-239=223968-295=673151×3+54=507292-157-116=19244-(354-292)=18241-(181-176)=36421-40-134=247277+(362-237)=402331×4-557=767751+681-111=1321887-26-500=361280+435-35=680209+254=463309-(87+217)=5376-(324+32)=20985-720+889=115499×8+120=912315+134-56=393834-561-95=178675-104×2=467439+(402-12)=829327-(140+150)=37156+292=44818×3+315=36981+214-67=228314+382-686=10215-31+56=240977×(880-871)=8793348-80=268281-19×3=224106×6=636498-(304+100)=94665×(23-17)=3990954-253+155=85694×7=658373-(10+293)=70449-386=63442-303=139372-(247+75)=50133×5=665453-25×2=403202+172-100=274346×3=1038275-(211-111)=175899-845+354=408163-21+305=447329-117+255=467574+155+17=74687×6=52253+(381-77)=357751+13×4=803371-(15+152)=2044/7-2/7=2/7186×5-301=629367+105-114=358306+165-80=391872×3-738=1878188+(369-20)=537317-(56+133)=128143×(169-163)=858108×5+233=773499-153-54=292134+286=420135-120=1580×4-194=126259+539-614=184454-281+182=355490-(748-605)=347171+394+769=1334461-441+428=448162+78=240351-(955-717)=113339+259×2=857853×9=7677386-52×6=74367+100-200=267109+255=364575+257+462=1294294+(362-36)=6204/7-1/7=3/7296+15×7=401189-(91-15)=113499-225-136=138515×(940-932)=4120978+208=1186968-(216+287)=465486-283-153=50232+188-382=38959-27-374=55817+641+718=1376102-15=87187×(403-400)=56117+(378-126)=269106+408+93=607229×(197-194)=687294+66=360454-(137+212)=1051/7+4/7=5/7996-(580+386)=30402-228-114=60336-122+270=48431+260-39=252781-31=75058×4+474=70680×7+113=67368+149=217360+118+891=1369179+(256-141)=294242+(309-83)=468273×(969-960)=2457403-327-56=2067×2=134918-189-120=609119+308-14=413652×3=1956352+414+740=1506204+(739-672)=271933+(226-154)=1005185+707+67=959790-135×2=520479×(291-288)=1437281-98+575=758451-(713-361)=99143×2+361=64789×6=534263-213=50422×7-672=2282344-(224-212)=33249×(263-258)=245344+400+744=1488214+(293-183)=324505-50×2=405656+(590-271)=975975×5=4875680+519-253=946320-175=145129×7-721=18257×(451-448)=171144-(156-140)=128436-(474-82)=4442+51=93398-(424-109)=83388+104-343=149908-(132+594)=182233+(643-208)=668396-315+289=370483-(341+73)=69988-207=78154×(199-196)=162196+693=889976+78×5=1366268+145=413219-(98+113)=85/10-4/10=1/10465-177+136=424896-15+130=1011569×(384-379)=2845337×2=674612+954-869=6973/7+2/7=5/7175-15×8=5597+351-28=420590-93×3=31118+91=109184×2+150=518401-180-185=36982-(849+54)=79343-66+213=490799-393+249=65554×4=21662×8-471=25775-355=420432-56×3=264162+264×3=954103+299=402609-(272+331)=651×3=153554×8=4432243×4=972765×(871-864)=5355861-78×5=471728-632-42=54353-(58+53)=242372+(998-649)=721158+187=345442×2=884167+150=317167-30=137582-(263+185)=134690+613+659=1962277-111×2=55322-167-84=71862-171-281=410484-(311+98)=7590×2=180974-224-350=40040+250+544=834334-294+86=126998+927+377=2302360+(907-270)=997838×(230-222)=6704141×3=423425-42+74=457881×6-403=4883919×(151-145)=5514600+187×5=153536+155=191469-(608-454)=315466-301+138=303834+763+387=1984160+85+568=813289×9=2601135+357=492809-725-80=4323+150-428=45473-185-128=160188-(55+103)=30507×5-201=2334787-(264+503)=20156+201=357642+668=1310139+113+73=325771-(489+175)=107267-(63+131)=73906×9-518=7636959-515=444217+(699-392)=524782×4-625=2503857+73-424=506830-472-158=200496-393-67=36680-216+97=561250×4+282=1282139-110+434=463871-293-311=26720×(226-219)=140501-9