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

三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦720-560=117×6=124×(96-93)=180×(397-388)=344-(170-57)=459-371+179=230+68=78×4+497=495-216-65=582-468=432-(168-67)=885-537=139×(102-99)=942-16-194=477-115×2=709-444=440-372+17=462+12×6=823+39+29=824-450-52=87+217+696=321×7=950-694=773-556=282-(260-196)=422+(469-374)=448-(190+224)=453×6-345=666×8-641=85-26+387=568×7=466-448-18=917×9=242-(406-191)=216+73-241=997-86-512=964+616-840=642×2=924-(177+490)=877+(591-418)=35×4=416-125-260=787-626-33=395+66-90=380×7=302+(406-180)=787-41×2=260+414+75=80+37×5=374×2=310+(735-362)=77×9-486=693×(488-483)=562+309=306-94+299=221+890+825=166+114-182=459-(223+184)=14×9+983=776-35-184=240-15×5=475+346×2=104×9-338=319-(53+97)=584-(683-525)=128×5+914=178×2-61=568-98=125+320+362=152-(281-256)=110+294=512-81-151=284-(830-711)=287×3=485-82×5=441-(669-571)=343-98+12=828+928+485=21×(325-318)=112+420+383=614+671-864=195+543-553=270-259+481=382×7-872=367×2+72=953-662+849=21×(116-111)=400-(327-159)=773×5-305=397-150-72=916-229×3=461-248=107+(314-19)=3/4-1/4=180-(286-245)=118×(471-466)=967-692+311=160-(125-99)=79+399-174=429×4-994=590-256=541×6-565=808-142×3=133+497+370=226+185=705-26-640=986-425+825=182×3+338=92+66=352-302+39=3/7-1/7=485-119-175=489-68×5=552+152+210=80×(223-214)=580×6=203×4-443=331+(901-887)=813-607-156=127-66-45=367-22×9=213×3=264+391+182=17+99-113=824×9=239×4+742=121×4+781=905-192+711=321+480-208=119×3-342=438×2-620=455+(457-294)=35+185-148=301+131+435=710+28+893=471-187-198=851-(123+722)=671-(500-451)=18×(97-92)=187+390=904-(789-376)=361-(206+37)=371-164-37=735-180=4/9-3/9=433+388+629=560+281×3=378+407+161=409-45-259=406×(961-958)=191+263=392-366=418-188+223=675-(23+24)=425-69-207=101+(871-726)=788+(503-170)=717+292=577+(442-234)=766×2=114×2=696-89+597=621-291=770-510+518=892×5=18×(308-303)=274+(238-109)=345+20-192=976-(353-204)=175+88×7=646+605+781=379-(254+70)=193+235=873+(763-685)=503+(781-72)=203+106=192-154=317-29×8=114-(300-278)=319×(162-159)=431+(376-249)=41-(253-223)=389-311-19=497-428=556+102=464-(349-266)=208-74×2=322-(195+97)=67×(193-184)=58+299-201=565-97+392=253×3=292+480+188=280+912+446=89×5=714-(368+130)=286-60=55+322=136×(347-342)=372-(221+83)=805-388×2=846+(809-19)=843-497-47=415-(461-370)=113-57-34=905-866=88×4-204=13×3=84+357-302=23×2+314=254×3-189=25+57=403-21-358=67+155+761=290-103×2=626×(407-402)=722-(36+649)=519-(453-118)=623×(887-882)=773-(322+303)=391+283-153=933+(126-56)=368-339+39=474-(116+71)=390+(506-335)=704-(275-269)=348-282+83=318+375=352×2=995-135-769=354-48×2=410-397+290=127+124=428-(221-69)=455+82+141=873-292+606=804×8=839×(603-594)=559×3-77=435-66+113=758-(224+479)=370+880+833=5/10+4/10=185+248=702-123×5=247+84=227×4-112=629-507=413×2-353=395-(319-156)=775-117-571=95+13-89=101×9+740=955-256-115=48×8-319=363-(211+73)=827-91×6=547+469-580=407-(70+10)=210×4-673=483-(926-861)=489+31-14=663-439=161×3=54+33×2=714-99=386-(468-151)=197+131=289+42+73=925-355+26=497-43×3=11×5=226×3=329×2+530=470-(227+64)=496+61×5=365-(19+85)=710×4=207+234=259+89-322=104+60×7=258×2-243=504+448=472+770-635=899×(830-824)=648×3-478=458-(286+146)=513-(309+66)=652-303+314=264+(283-85)=404-185=479+534=636×(503-494)=425-28-29=228+40=298+12+68=677×(914-911)=763-14×5=244+(808-465)=993-792-27=177-67=966-743+259=374+(708-55)=388-195-132=298-54×2=452-405=96+350-46=71×8=946-316=37×(73-66)=861-213×2=456-(269-131)=4/9+5/9=313+(762-124)=219-10×3=576-(220+174)=498+180+40=297×3+863=991-36×4=244-50×2=229-122-19=568+897=495+82×3=444-(33+370)=994-(645-306)=666×3-960=474-456+389=808×9=251-(320-266)=981-98×4=268×4-678=244-215=315+(72-62)=802-(801-335)=77+254+278=33+(123-90)=480+119+167=494-405=1/4+2/4=106×5=673+629+47=471-177×2=745-(10+441)=716×3-273=328+47-10=171×(36-30)=174+279+55=293×(41-38)=133-87=315-31×9=183×(234-229)=117-(12+104)=380-(303+35)=243-183+259=751-702=90×6=81×2+969=107×(198-194)=5/8+2/8=380+25+214=232-154=355+546+339=863-274-216=493-(38+80)=470-(78+298)=200×4+180=482-180-260=40+41=12×(139-133)=989+181×5=465-278=377-(239+121)=44×6=151×4+963=538+(530-222)=649+152-136=113+323-108=369-20=232-75-51=536+965-819=33×(58-51)=361+(735-434)=439×2-704=926-516-180=3/8+2/8=755+(305-147)=273+101=269-182+239=37+312+10=222×3=277-113+893=93×2+259=255+222+126=719-(744-298)=359+109×2=916+807-883=991×3=677-385+39=885+344-174=255×(166-163)=609×2=729-647+851=140+(515-147)=155+107-197=156×3-442=927×(652-643)=490-296+181=591+789=67×8-73=380-103+15=341-74×4=30×(58-52)=489-394=41-(677-663)=478×9-88=499-(492-287)=317×4-938=919-668+472=778-172-57=40×6=964-(807+116)=79+296-343=111+261=216-(380-192)=198×4=126-(460-426)=473-125×2=688-(875-447)=841-68×8=865-(156+238)=249-92=90×3-207=417+965+384=338-216=575+939+727=77+(689-506)=493-396+261=792+(940-581)=908×(860-854)=462+25-485=138+48+482=116×3=1/7+2/7=912-511-146=329-40×8=145×3+81=197-(73-11)=487-(224+106)=492-12×6=498-145=631×(861-854)=470-(103+122)=833-(113+256)=153+270=902-(386+226)=2/3-1/3=420×5=652+(887-411)=659×3-893=116×2-69=30×8=608+68+211=551-320=238+(214-47)=194+297=441-(221+209)=1/8+6/8=807+51+120=655-296+106=368+47+336=138×4+430=359-59×3=278-(254-41)=463-(60+347)=768+960-575=424-105=505×9-555=392×2+51=396+168+246=159×(405-399)=688×(578-569)=97×(143-136)=101+999-317=957+(349-20)=455×(531-524)=431-(266-156)=669-(490+36)=461+588-650=770-18×7=165×2-114=164+192=417-(167+68)=454-(417-338)=271+(282-71)=774-(220-124)=922-(178+598)=948-88×4=904×(589-585)=500-20-259=82+282=382×2+78=1/3+2/3=130×(182-177)=499+(324-314)=653-353-114=102-(187-149)=185+294-62=535-318=133+281=503+454=184+282+254=334-112×2=26+149=465+281+169=322+233=222-(29+91)=548-36×7=252+(468-189)=701-382=597-12-235=3/6-2/6=275-59×2=461×7-941=789-(480-339)=52+208-24=534×(660-655)=394+(398-256)=730-(53+85)=327+156=980-181+722=638×2-340=394+368=274+(495-394)=208+264-227=269+164-367=729-121-477=14×2+170=905-418+37=593×(201-196)=185+(343-102)=360+(766-117)=808-630+769=261-226=845-(681-332)=999-89×9=865-(614+58)=159+861-260=128+32=693×(855-850)=68×(565-562)=264-32×7=885-486+857=3/8-1/8=151+525=890-236+955=283-(187-92)=149×5-425=477+18×6=197-29+302=937-64×5=248×2-148=105+43+232=115×7-29=891+857=239+55×9=483+111×4=865+296-294=716-255×2=491-11=4/8+3/8=429-396+275=440-122+544=397+360-314=663-(770-415)=109+181+953=487-310=437-(309+46)=148+(445-154)=143+48-56=79×2+297=684×(175-166)=20+143+543=958-(573-521)=120×9-393=170-(27+116)=430-(342-181)=986+412+351=58×2-113=328-129=193×(420-416)=580-211+602=714-(46+231)=130+198×2=28+237-40=131×(27-24)=334-(271-63)=361×2-184=408+(471-40)=388-(335-148)=109+70×9=225-144+317=417-298+350=943-579-217=498-83×4=317-217+376=1/5+2/5=358+(810-578)=734+336+587=684-212-451=245-198=695×6=268+(235-203)=705×(294-286)=834×5=68+250=436-97-304=164+54×7=3/6-1/6=692-155×4=95×6+673=101×5-176=247-117+29=844+899=104×9=612+717-745=307-(247+55)=106×6-221=98×(240-237)=37×(228-224)=101×3=500+168=126×(248-244)=830+926=382×2-170=425-408=491-159×2=328-109-11=206+495×2=41×7-103=265-73-128=28×6+752=960×(840-834)=241+132=41×4=110×7=93+275-193=539-(819-594)=151+38=312×3-559=838+28×8=536+173×2=332×8=461-(131+116)=935+696=334-241+292=199×(93-88)=117×8=582×2=577+232=661+130=276-191+260=50+(499-66)=980+593+299=702-172-309=12+147-64=549+220+172=495-283=336-70-54=288+(255-62)=105×6+251=137+650-67=926+442-160=453-95-104=278×(142-134)=506-49×6=715+380-804=887+(994-43)=892-247-408=389-24×5=441+750-427=826-670-22=195×5-733=492-58=238×4=17×(254-245)=184+614+20=828×(468-459)=901-477=261+305+144=700+(565-149)=461-359-91=492+385-125=486+223=708×2=227-35×5=48×4=404-107-142=102×(126-119)=61+390+262=488+732-421=129-(492-422)=644+597+833=86-34-32=275+207-118=386-172-77=228-23×9=364×(701-695)=190-108=456+(947-770)=166-101+74=412-176-192=146-45+222=262×2+321=91+(433-373)=249-(898-834)=287-81=118+(59-41)=385+(240-20)=194+(406-255)=383+31×3=426+179+282=757-(377+160)=465-84×2=10×6=373-(294+73)=158×2-129=463+14-157=222-113+296=410-270-16=122×(419-412)=249+479×2=392-(41+220)=117-(247-171)=771+942=40+445-470=253-(90+80)=269+80×3=35+122×7=3/8-2/8=226+(504-192)=103+488=82+131+539=275×3-784=52+86+688=41×2+378=934×9=285+(899-231)=613+69×4=296+(137-58)=812-744+68=518-(673-393)=843-156×3=28×(703-698)=368+(205-90)=918-443=542×6-362=470+65+490=197×8=426+25×6=169×(827-818)=3/5-1/5=174×5=187-52+541=106+246=232+856-508=237×(362-358)=6/10-2/10=881-264×3=431×9-847=404-133×3=486-147×3=512-306+960=178+167+867=246×3+190=205+11+665=283+299×2=243-(387-152)=891-(774-67)=113+(248-141)=81+357-261=289×2=936×7=102+259=238×2-256=2/6+3/6=129×3+160=366-15+68=397+(842-121)=335×2+328=379+(476-202)=391+85×3=495-33×4=345+128+841=635×5=951-81=603-139×2=999-439=741×7=26+259-133=411-(68+102)=137×6-677=400-41-180=673-(914-603)=68+268=53+258=289+158=453-(67-57)=432-19×7=307-208=5/8-1/8=559+170-340=107×7=211-(63-32)=261×6-402=805×4-694=316-54=192+29-192=296-31-52=54+197=408-403+256=861-87×4=238-51×2=762+929+200=441+212-466=175+41=291-104×2=136+577=2/7-1/7=31-15=50×4+206=439-(904-791)=628-595+917=624-(383-239)=973-(227+125)=343-(38+131)=330×3-706=276-59-154=999+480×2=479+(435-118)=294-218+337=879-(437+316)=490-(112+168)=471-128=133×9-442=925-110×3=309-(54+26)=370-(112+23)=190×3-175=451-278+162=394-195=871-553=445-22-287=104×9-48=427-68×5=221+959+732=821-462=291-51=297-69-105=482+85×2=1/9+7/9=67+308-93=230×4=156×5=890-(128+405)=參考答案720-560=160117×6=702124×(96-93)=372180×(397-388)=1620344-(170-57)=231459-371+179=267230+68=29878×4+497=809495-216-65=214582-468=114432-(168-67)=331885-537=348139×(102-99)=417942-16-194=732477-115×2=247709-444=265440-372+17=85462+12×6=534823+39+29=891824-450-52=32287+217+696=1000321×7=2247950-694=256773-556=217282-(260-196)=218422+(469-374)=517448-(190+224)=34453×6-345=2373666×8-641=468785-26+387=446568×7=3976466-448-18=0917×9=8253242-(406-191)=27216+73-241=48997-86-512=399964+616-840=740642×2=1284924-(177+490)=257877+(591-418)=105035×4=140416-125-260=31787-626-33=128395+66-90=371380×7=2660302+(406-180)=528787-41×2=705260+414+75=74980+37×5=265374×2=748310+(735-362)=68377×9-486=207693×(488-483)=3465562+309=871306-94+299=511221+890+825=1936166+114-182=98459-(223+184)=5214×9+983=1109776-35-184=557240-15×5=165475+346×2=1167104×9-338=598319-(53+97)=169584-(683-525)=426128×5+914=1554178×2-61=295568-98=470125+320+362=807152-(281-256)=127110+294=404512-81-151=280284-(830-711)=165287×3=861485-82×5=75441-(669-571)=343343-98+12=257828+928+485=224121×(325-318)=147112+420+383=915614+671-864=421195+543-553=185270-259+481=492382×7-872=1802367×2+72=806953-662+849=114021×(116-111)=105400-(327-159)=232773×5-305=3560397-150-72=175916-229×3=229461-248=213107+(314-19)=4023/4-1/4=2/4180-(286-245)=139118×(471-466)=590967-692+311=586160-(125-99)=13479+399-174=304429×4-994=722590-256=334541×6-565=2681808-142×3=382133+497+370=1000226+185=411705-26-640=39986-425+825=1386182×3+338=88492+66=158352-302+39=893/7-1/7=2/7485-119-175=191489-68×5=149552+152+210=91480×(223-214)=720580×6=3480203×4-443=369331+(901-887)=345813-607-156=50127-66-45=16367-22×9=169213×3=639264+391+182=83717+99-113=3824×9=7416239×4+742=1698121×4+781=1265905-192+711=1424321+480-208=593119×3-342=15438×2-620=256455+(457-294)=61835+185-148=72301+131+435=867710+28+893=1631471-187-198=86851-(123+722)=6671-(500-451)=62218×(97-92)=90187+390=577904-(789-376)=491361-(206+37)=118371-164-37=170735-180=5554/9-3/9=1/9433+388+629=1450560+281×3=1403378+407+161=946409-45-259=105406×(961-958)=1218191+263=454392-366=26418-188+223=453675-(23+24)=628425-69-207=149101+(871-726)=246788+(503-170)=1121717+292=1009577+(442-234)=785766×2=1532114×2=228696-89+597=1204621-291=330770-510+518=778892×5=446018×(308-303)=90274+(238-109)=403345+20-192=173976-(353-204)=827175+88×7=791646+605+781=2032379-(254+70)=55193+235=428873+(763-685)=951503+(781-72)=1212203+106=309192-154=38317-29×8=85114-(300-278)=92319×(162-159)=957431+(376-249)=55841-(253-223)=11389-311-19=59497-428=69556+102=658464-(349-266)=381208-74×2=60322-(195+97)=3067×(193-184)=60358+299-201=156565-97+392=860253×3=759292+480+188=960280+912+446=163889×5=445714-(368+130)=216286-60=22655+322=377136×(347-342)=680372-(221+83)=68805-388×2=29846+(809-19)=1636843-497-47=299415-(461-370)=324113-57-34=22905-866=3988×4-204=14813×3=3984+357-302=13923×2+314=360254×3-189=57325+57=82403-21-358=2467+155+761=983290-103×2=84626×(407-402)=3130722-(36+649)=37519-(453-118)=184623×(887-882)=3115773-(322+303)=148391+283-153=521933+(126-56)=1003368-339+39=68474-(116+71)=287390+(506-335)=561704-(275-269)=698348-282+83=149318+375=693352×2=704995-135-769=91354-48×2=258410-397+290=303127+124=251428-(221-69)=276455+82+141=678873-292+606=1187804×8=6432839×(603-594)=7551559×3-77=1600435-66+113=482758-(224+479)=55370+880+833=20835/10+4/10=9/10185+248=433702-123×5=87247+84=331227×4-112=796629-507=122413×2-353=473395-(319-156)=232775-117-571=8795+13-89=19101×9+740=1649955-256-115=58448×8-319=65363-(211+73)=79827-91×6=281547+469-580=436407-(70+10)=327210×4-673=167483-(926-861)=418489+31-14=506663-439=224161×3=48354+33×2=120714-99=615386-(468-151)=69197+131=328289+42+73=404925-355+26=596497-43×3=36811×5=55226×3=678329×2+530=1188470-(227+64)=179496+61×5=801365-(19+85)=261710×4=2840207+234=441259+89-322=26104+60×7=524258×2-243=273504+448=952472+770-635=607899×(830-824)=5394648×3-478=1466458-(286+146)=26513-(309+66)=138652-303+314=663264+(283-85)=462404-185=219479+534=1013636×(503-494)=5724425-28-29=368228+40=268298+12+68=378677×(914-911)=2031763-14×5=693244+(808-465)=587993-792-27=174177-67=110966-743+259=482374+(708-55)=1027388-195-132=61298-54×2=190452-405=4796+350-46=40071×8=568946-316=63037×(73-66)=259861-213×2=435456-(269-131)=3184/9+5/9=1313+(762-124)=951219-10×3=189576-(220+174)=182498+180+40=718297×3+863=1754991-36×4=847244-50×2=144229-122-19=88568+897=1465495+82×3=741444-(33+370)=41994-(645-306)=655666×3-960=1038474-456+389=407808×9=7272251-(320-266)=197981-98×4=589268×4-678=394244-215=29315+(72-62)=325802-(801-335)=33677+254+278=60933+(123-90)=66480+119+167=766494-405=891/4+2/4=3/4106×5=530673+629+47=1349471-177×2=117745-(10+441)=294716×3-273=1875328+47-10=365171×(36-30)=1026174+279+55=508293×(41-38)=879133-87=46315-31×9=36183×(234-229)=915117-(12+104)=1380-(303+35)=42243-183+259=319751-702=4990×6=54081×2+969=1131107×(198-194)=4285/8+2/8=7/8380+25+214=619232-154=78355+546+339=1240863-274-216=373493-(38+80)=375470-(78+298)=94200×4+180=980482-180-260=4240+41=8112×(139-133)=72989+181×5=1894465-278=187377-(239+121)=1744×6=264151×4+963=1567538+(530-222)=846649+152-136=665113+323-108=328369-20=349232-75-51=106536+965-819=68233×(58-51)=231361+(735-434)=662439×2-704=174926-516-180=2303/8+2/8=5/8755+(305-147)=913273+101=374269-182+239=32637+312+10=359222×3=666277-113+893=105793×2+259=445255+222+126=603719-(744-298)=273359+109×2=577916+807-883=840991×3=2973677-385+39=331885+344-174=1055255×(166-163)=765609×2=1218729-647+851=933140+(515-147)=508155+107-197=65156×3-442=26927×(652-643)=8343490-296+181=375591+789=138067×8-73=463380-103+15=292341-74×4=4530×(58-52)=180489-394=9541-(677-663)=27478×9-88=4214499-(492-287)=294317×4-938=330919-668+472=723778-172-57=54940×6=240964-(807+116)=4179+296-343=32111+261=372216-(380-192)=28198×4=792126-(460-426)=92473-125×2=223688-(875-447)=260841-68×8=297865-(156+238)=471249-92=15790×3-207=63417+965+384=1766338-216=122575+939+727=224177+(689-506)=260493-396+261=358792+(940-581)=1151908×(860-854)=5448462+25-485=2138+48+482=668116×3=3481/7+2/7=3/7912-511-146=255329-40×8=9145×3+81=516197-(73-11)=135487-(224+106)=157492-12×6=420498-145=353631×(861-854)=4417470-(103+122)=245833-(113+256)=464153+270=423902-(386+226)=2902/3-1/3=1/3420×5=2100652+(887-411)=1128659×3-893=1084116×2-69=16330×8=240608+68+211=887551-320=231238+(214-47)=405194+297=491441-(221+209)=111/8+6/8=7/8807+51+120=978655-296+106=465368+47+336=751138×4+430=982359-59×3=182278-(254-41)=65463-(60+347)=56768+960-575=1153424-105=319505×9-555=3990392×2+51=835396+168+246=810159×(405-399)=954688×(578-569)=619297×(143-136)=679101+999-317=783957+(349-20)=1286455×(531-524)=3185431-(266-156)=321669-(490+36)=143461+588-650=399770-18×7=644165×2-114=216164+192=356417-(167+68)=182454-(417-338)=375271+(282-71)=482774-(220-124)=678922-(178+598)=146948-88×4=596904×(589-585)=3616500-20-259=22182+282=364382×2+78=8421/3+2/3=1130×(182-177)=650499+(324-314)=509653-353-114=186102-(187-149)=64185+294-62=417535-318=217133+281=414503+454=957184+282+254=720334-112×2=11026+149=175465+281+169=915322+233=555222-(29+91)=102548-36×7=296252+(468-189)=531701-382=319597-12-235=3503/6-2/6=1/6275-59×2=157461×7-941=2286789-(480-339)=64852+208-24=236534×(660-655)=2670394+(398-256)=536730-(53+85)=592327+156=483980-181+722=1521638×2-340=936394+368=762274+(495-394)=375208+264-227=245269+164-367=66729-121-477=13114×2+170=198905-418+37=524593×(201-196)=2965185+(343-102)=426360+(766-117)=1009808-630+769=947261-226=35845-(681-332)=496999-89×9=198865-(614+58)=193159+861-260=760128+32=160693×(855-850)=346568×(565-562)=204264-32×7=40885-486+857=12563/8-1/8=2/8151+525=676890-236+955=1609283-(187-92)=188149×5-425=320477+18×6=585197-29+302=470937-64×5=617248×2-148=348105+43+232=380115×7-29=776891+857=1748239+55×9=734483+111×4=927865+296-294=867716-255×2=206491-11=4804/8+3/8=7/8429-396+275=308440-122+544=862397+360-314=443663-(770-415)=308109+181+953=1243487-310=177437-(309+46)=82148+(445-154)=439143+48-56=13579×2+297=455684×(175-166)=615620+143+543=706958-(573-521)=906120×9-393=687170-(27+116)=27430-(342-181)=269986+412+351=174958×2-113=3328-129=199193×(420-416)=772580-211+602=971714-(46+231)=437130+198×2=52628+237-40=225131×(27-24)=393334-(271-63)=126361×2-184=538408+(471-40)=839388-(335-148)=201109+70×9=739225-144+317=398417-298+350=469943-579-217=147498-83×4=166317-217+376=4761/5+2/5=3/5358+(810-578)=590734+336+587=1657684-212-451=21245-198=47695×6=4170268+(235-203)=300705×(294-286)=5640834×5=417068+250=318436-97-304=35164+54×7=5423/6-1/6=2/6692-155×4=7295×6+673=1243101×5-176=329247-117+29=159844+899=1743104×9=936612+717-745=584307-(247+55)=5106×6-221=41598×(240-237)=29437×(228-224)=148101×3=303500+168=668126×(248-244)=504830+926=1756382×2-170=594425-408=17491-159×2=173328-109-11=208206+495×2=119641×7-103=184265-73-128=6428×6+752=920960×(840-834)=5760241+132=37341×4=164110×7=77093+275-193=175539-(819-594)=314151+38=189312×3-559=377838+28×8=1062536+173×2=882332×8=2656461-(131+116)=214935+696=1631334-241+292=385199×(93-88)=995117×8=936582×2=1164577+232=809661+130=791276-191+260=34550+(499-66)=483980+593+299=1872702-172-309=22112+147-64=95549+220+172=941495-283=212336-70-54=212288+(255-62)=481105×6+251=881137+650-67=720926+442-160=1208453-95-104=254278×(142-134)=2224506-49×6=212715+380-804=291887+(994-43)=1838892-247-408=237389-24×5=269441+750-427=764826-670-22=134195×5-733=242492-58=434238×4=95217×(254-245)=153184+614+20=818828×(468-459)=7452901-477=424261+305+144=710700+(565-149)=1116461-359-91=11492+385-125=752486+223=709708×2=1416227-35×5=5248×4=192404-107-142=155102×(126-119)=71461+390+262=713488+732-421=799129-(492-422)=59644+597+833=207486-34-32=20275+207-118=364386-172-77=137228-23×9=21364×(701-695)=21841