三年级数学(上)计算题专项练习附答案集锦

三年级数学(上)计算题专项练习附答案集锦945+72×5=889-478+23=458-84+21=297-228+251=41×(242-234)=417+(121-81)=727-384-269=427-(394-169)=960-(126+634)=851×7-314=361-128-61=659×5-476=29×7=856+(303-192)=235-83+258=849+306=368-34×3=477-237-18=287-87+971=732-554+680=259+385+113=70×6+824=530×2-414=938-90=497-39×5=4/6-2/6=65×(385-376)=170+100-206=886-275=882-(237+152)=282+101=215+839-47=953+548+288=294+200=560-(682-253)=379-108=439-147+114=346-(55+177)=700-67=431+(377-161)=770-659+123=137+44-110=124+51×4=386-(87-13)=635+12+943=918×(350-343)=76+485+345=463+422+78=808-(494+277)=257+(373-219)=900-825=436-157-271=377-283=340-(35+41)=505-(510-411)=728-74×6=82×3=438-37×5=298-94=146×6-398=51+(296-168)=147-14=658×(327-322)=160+324-382=279-31-198=236-111-74=894-129+870=440+(373-252)=297×2+179=390×2=154+134-125=618-324+819=300-18=49+(374-331)=874-160×5=317-30×6=124×(205-198)=23+522+95=441-58×6=809-(805-589)=223+98-101=453-137×2=925-295+826=387-(196+39)=460-(44+234)=430+27+225=349+281-189=119+255+122=525×(372-367)=262+122-194=385+(228-140)=2/7+4/7=768-290×2=452-37=235-196-32=954-(915-816)=639×(465-460)=432+345=107+98+320=741-(300+142)=1/10+2/10=124×(140-137)=466-(364+66)=824-(70+239)=83×(328-325)=69×(391-384)=381+497-461=645+(676-409)=213-43-162=841+(467-33)=609-84×2=821-329=844-100-246=208+108-22=103×6-418=979-(20+311)=442×(525-517)=978-284+613=687×(616-613)=464-(497-44)=475×2+438=50×4=448-(80+204)=83×(331-325)=441-432+442=291-(174-38)=980-141-392=150+357=60×6=539×5=392-(216+104)=506-80×6=3/5-1/5=894-237-339=661-(691-317)=227-(77+82)=543+991-179=313+132=756-655=339+527-790=178+251-284=192×(440-436)=646-331-112=622-161-137=112+353+196=464×9=173+273-216=203-(321-259)=393-(79+168)=204+257=324+113×2=348-144-175=350-331=386-(185+148)=402+(440-19)=496-41-67=345+172+531=157+(388-247)=457-74-197=612-339=269-(61+195)=412×2=263+133=428+(853-806)=214-183=146×5=237+162=790-788+114=3/4-1/4=145+574+257=375-341=449-87+116=738×8=125-41×3=303+11-192=386+436+137=210-137=968-765=375×2=66×7+720=320×2-532=105×3-155=528×6-120=520-(134+175)=77×6=432×5-986=154+(507-246)=293×2-439=493-421+197=123×3+399=888-570+141=44×(239-233)=380-88-173=91×4-170=118×6=363-(192+48)=722+997-655=325-212+110=115×4+647=634+193×4=39×(330-324)=359-(256+89)=563×9=507-318=46-18×2=868+(416-330)=747+541-726=816-259×3=486-199-208=124+516=96×2-61=17×4+279=765×(215-207)=639+256=784+(531-179)=342+626-400=504-403=801-382+465=443-(433-352)=104×7-620=524+(490-31)=186+111=38+174+331=259+92×2=35+(395-225)=486-(287+70)=622+117+69=492-153-56=395+(440-380)=105×4=311+881+69=274-(308-236)=123+377-82=518×5=615+(678-54)=680-(385+169)=289+47×3=161+820+149=336+43+566=872+232=290-113+268=922-137+974=269-74×2=403-129+108=79+116=413-(250+125)=277+275×2=466+226+32=307×9-451=538+(356-123)=899-635-79=553+316-822=193-(339-192)=290+(292-282)=218+234=752×5-416=345-(340-104)=479×2-671=162+89×6=304-19=396+597=59-30+25=411+(375-12)=494-44×2=920×7=134×(488-482)=804-(804-31)=6/9+2/9=960-487+461=380+476+427=214+680+904=439-22=1/6+2/6=228-(642-507)=108×(207-201)=647+340+757=831-482+475=688-302-203=741-(453+59)=100+(342-325)=405×2-326=55×5+90=360-153+444=363+(896-819)=314×3=805-(588-229)=206+43+174=786-76×8=934×3=130+58=610-148-37=31×2+390=84×4+840=614-207=244-232+142=727+987-185=695×5=840×4-124=1/7+2/7=488-(155+276)=492+(277-158)=443×2-324=135+(960-741)=173×3-80=620+252×2=773+(869-851)=261-(311-267)=876-114+123=387-157+161=247+175×5=821-(456+140)=450-(201-36)=848-659+281=234-47×4=435×3-845=679-54×6=442-223=699×5-270=379-57×6=116×(202-195)=465-89-61=226-46×4=687-43+908=31×(116-108)=4/7-1/7=933-194-140=989+133-976=303-86×3=469+692+419=254-73+11=908+315-278=764-(479+157)=851+535+319=487-52×3=403-236=291-(892-718)=350-149=583×6-915=174×7=392-197=484-80-187=149-64=943-427=450×2=784×6-896=977-723=173+54=300-168=38×2=953-734=35×(394-388)=222+156×4=327-61-19=4/7-2/7=810+371=627-13=705+73+40=787+909+320=427-(98+259)=627-395=971+818+985=301-234+239=354-42-248=687-82=153-(278-276)=895-226=99×7=327+912+399=170+510+176=362×(477-470)=934-164-185=182+23-34=118×8-318=1/8+4/8=492+168+436=451×4-286=458×2-604=101×3+195=243+78=814-(196-109)=843-477-207=455-36=490-288-11=442-(352-266)=674×(433-426)=910-(66+810)=927+732-767=217+87-10=407-(145-40)=875-(596-88)=278-110×2=71-(151-148)=509+(367-272)=156+(204-78)=360-(459-424)=210-61-101=293-(195-71)=264×8-493=533×(65-62)=980+(974-132)=375-144-217=640+(986-413)=270-108-33=431-33×5=973-686=863-578-51=236-(474-441)=482-(339+74)=500-387=771×3-186=85×5-180=131+320-13=16×2+250=416-(306-31)=166+614=977×7=116+446+372=404-229-132=371+69×8=930+332×2=416×4-24=223+(506-495)=483+251+195=159×(397-392)=717-(814-382)=526+729=199+50=506+(561-411)=378-(28-21)=942-653+245=549-(198+175)=218×4-392=263-(261-64)=100×4=385+(252-163)=79×6+42=141×(460-457)=361-(132+136)=367×4=149×2+314=211-124=94+757+853=350+(457-378)=229+180×3=982-110×8=332-146+106=277+314+304=128-(34+39)=471+445+38=546×9=63+116=705-296-102=434-(357+68)=2/8+6/8=120+146-43=91+219+473=386-(61+246)=756+145×6=147-(431-347)=1/4+2/4=284-(41+73)=59×2+222=904×3=55×(747-740)=369+(480-172)=950-132×6=998+198-112=258+190=202+(970-308)=265-189=23×(196-187)=96×7+239=238-193=984+617=710+560-138=371-(209-97)=466-196-60=299×3=257-63+96=469-35-310=278-92-157=255-26×3=523-40+364=38+120×3=750-(455+269)=383+(386-309)=237×4=468-225-159=709+539-470=669-58-219=447+177×5=211+164-152=663-(83+524)=483-10-272=209-191+64=482×(964-961)=91-44+219=5/9-3/9=224×3=918×7=771+81×2=599×(894-887)=441-34×9=125×8-383=288-195=259+861-996=994+665-193=359+87=48×2=172+388+11=868-770=147×3-118=145×4-249=93×4=861-90×9=14×4=501-(60+399)=406-267+11=169×(342-337)=486+202=184+403-443=40×8-249=322+137-76=170×2=636-(909-341)=77+150=625-70×2=4/6+2/6=328+827-210=622-81=121-(206-148)=480-50-231=441×2+128=987-443+602=102+(200-139)=151×4-505=88+201×4=76×4+898=449+175×3=868-(109+177)=757+227-633=488-(249+58)=786-72-645=498-50-429=95×(372-369)=365+159=368×6-612=95×(381-375)=532-(510-272)=590×4-398=169+498-158=167+32×9=273+117-147=298-(71+58)=649+850+338=750-42=288×(427-421)=24+(157-122)=356+(872-698)=170+66×2=68×4-238=261+30×2=461-272=327-37×2=95+31=227+(427-125)=99+248=218+517+43=353+116=307-127+33=471×2-439=932-61×8=162+76-202=806+784=634-(395+212)=485×(213-207)=496-441=44×7+497=283-(239-208)=950×(767-764)=763-581=108+223+560=458+212=120×7-585=478×2+902=834-25×2=444-54×8=10×(277-269)=48+(41-19)=257×2+33=754+(690-27)=487-(98+119)=272-42+231=153-22×3=234+735-864=485-(102-18)=225-(302-167)=31×(662-655)=202×(882-879)=203-84=978+581-145=66+673-441=459-32+46=475-61-105=801-(311+408)=207×(228-225)=461-335+332=72×6=487-196-36=422-(62+62)=398-99+107=773×8-369=357-41×3=339-194-86=129+337=356-(145+17)=903×(507-499)=380-33×4=563-36+412=351-38×9=364-41=853+(441-346)=408×2=128-121+237=560-(135-118)=865-380+459=174×(488-484)=12×(21-12)=839+279×2=329+(670-521)=652-184×2=416-12×8=857-(140+388)=421-(214+104)=269-16×3=688-99×5=480-(979-605)=774-(150+402)=328×2=470×5=7/10+2/10=669×2-608=664-404-50=146+(58-45)=89+328+168=562-412+677=74×2+300=581+75×3=332-(363-308)=381-184×2=174×(423-418)=119×(40-34)=449+(405-335)=435+310=360×(688-681)=878×(561-555)=226-43×2=375+96=266+945-319=588×8-611=280+199=946-475-292=312+384=142+178=601×9-983=293+110-401=300+232+341=937-592-133=556+95+124=410-(86-62)=176+103=290+138=937-415+928=397-48×3=59+165+568=628-314+47=379+291×2=661-203×3=67×8=423+935+219=798-152-41=361+359+11=313+149+396=635-(857-286)=290×7-545=174×3+113=166×6=289-(128+106)=324×2+207=252+101+350=161×2-83=546×(417-412)=199-39×4=427-15-221=891-(466+366)=411-(454-134)=655×(37-31)=211×3=468+143+284=213+(252-165)=977-362-245=284×2=669-65×2=274-80=760×7=649-464+306=138+179+912=393-124=75+309-176=363-(122+84)=667×(811-802)=49+122=86+370-115=284-57×4=752+14×8=384+16×6=81+364-187=818-(716-300)=451+259-379=5/8+2/8=196+473+77=424-303-44=868-642=859-(638-416)=2/6-1/6=827-315-415=471-(221+181)=374+507=826-69+309=151+286-323=117×(449-444)=959+853=75+(464-73)=262+129=895-(52+594)=544-(950-507)=993+572=666+611+668=792+(496-394)=3/7-2/7=319-299+354=969-(562+96)=775+84+43=79×6=382-26×7=602+119×5=75×2-130=490+(489-367)=161×8=469+699-316=437-(274-203)=468-168=43×2=486-455=76×4=417-284=248+84-107=955-677=132+130=405-46+19=247+341+626=51×3=440-65-25=219+122=173×4+574=224×8=404+15×8=4/6-1/6=59×7=818-53×6=676+601=249-37+227=92×4=278+420-213=5/10+4/10=372×(387-381)=424×6-184=653-(101+73)=527×9-391=38×6+315=467×2+269=53×2+468=54+97=179+50-47=253+(263-209)=56×5=373-79×2=463×(463-460)=238×(252-246)=4/8-2/8=177×8=21×6-57=176+14-112=947-92×3=379×2-512=68×5+190=143×4+634=220-185+185=433-(113+144)=694×6=524-(39+198)=761+283+472=47×2=437+(796-632)=223-(242-202)=2/4-1/4=701+(786-221)=567×5=77+122=68×8-255=249+330+239=495-104-170=622-72×2=573+196+396=472+110=216-39×5=341+(465-33)=397-(798-674)=27+198-27=212-43=880-(648-627)=121+143=179×(313-308)=589+117=481+158=665+828-14=205×3-614=599-276+663=141-51=442-(363+55)=157×4-461=568-(594-111)=89×(177-172)=186+(140-98)=129×7-575=86+258-112=749-203×3=4/8-1/8=894-48×8=338-(948-807)=127+593+238=69×3=898-364-205=554×(94-90)=338-26×5=181+(264-51)=746-161×3=792-177-355=39-(372-352)=160×(398-394)=680×4-314=406-(510-168)=403+69=303×6-517=101×(331-325)=445+699+65=226+223-343=891+(410-391)=965-461+608=257-(262-77)=167×5-129=72+163=219-(136-79)=294+662=参考答案945+72×5=1305889-478+23=434458-84+21=395297-228+251=32041×(242-234)=328417+(121-81)=457727-384-269=74427-(394-169)=202960-(126+634)=200851×7-314=5643361-128-61=172659×5-476=281929×7=203856+(303-192)=967235-83+258=410849+306=1155368-34×3=266477-237-18=222287-87+971=1171732-554+680=858259+385+113=75770×6+824=1244530×2-414=646938-90=848497-39×5=3024/6-2/6=2/665×(385-376)=585170+100-206=64886-275=611882-(237+152)=493282+101=383215+839-47=1007953+548+288=1789294+200=494560-(682-253)=131379-108=271439-147+114=406346-(55+177)=114700-67=633431+(377-161)=647770-659+123=234137+44-110=71124+51×4=328386-(87-13)=312635+12+943=1590918×(350-343)=642676+485+345=906463+422+78=963808-(494+277)=37257+(373-219)=411900-825=75436-157-271=8377-283=94340-(35+41)=264505-(510-411)=406728-74×6=28482×3=246438-37×5=253298-94=204146×6-398=47851+(296-168)=179147-14=133658×(327-322)=3290160+324-382=102279-31-198=50236-111-74=51894-129+870=1635440+(373-252)=561297×2+179=773390×2=780154+134-125=163618-324+819=1113300-18=28249+(374-331)=92874-160×5=74317-30×6=137124×(205-198)=86823+522+95=640441-58×6=93809-(805-589)=593223+98-101=220453-137×2=179925-295+826=1456387-(196+39)=152460-(44+234)=182430+27+225=682349+281-189=441119+255+122=496525×(372-367)=2625262+122-194=190385+(228-140)=4732/7+4/7=6/7768-290×2=188452-37=415235-196-32=7954-(915-816)=855639×(465-460)=3195432+345=777107+98+320=525741-(300+142)=2991/10+2/10=3/10124×(140-137)=372466-(364+66)=36824-(70+239)=51583×(328-325)=24969×(391-384)=483381+497-461=417645+(676-409)=912213-43-162=8841+(467-33)=1275609-84×2=441821-329=492844-100-246=498208+108-22=294103×6-418=200979-(20+311)=648442×(525-517)=3536978-284+613=1307687×(616-613)=2061464-(497-44)=11475×2+438=138850×4=200448-(80+204)=16483×(331-325)=498441-432+442=451291-(174-38)=155980-141-392=447150+357=50760×6=360539×5=2695392-(216+104)=72506-80×6=263/5-1/5=2/5894-237-339=318661-(691-317)=287227-(77+82)=68543+991-179=1355313+132=445756-655=101339+527-790=76178+251-284=145192×(440-436)=768646-331-112=203622-161-137=324112+353+196=661464×9=4176173+273-216=230203-(321-259)=141393-(79+168)=146204+257=461324+113×2=550348-144-175=29350-331=19386-(185+148)=53402+(440-19)=823496-41-67=388345+172+531=1048157+(388-247)=298457-74-197=186612-339=273269-(61+195)=13412×2=824263+133=396428+(853-806)=475214-183=31146×5=730237+162=399790-788+114=1163/4-1/4=2/4145+574+257=976375-341=34449-87+116=478738×8=5904125-41×3=2303+11-192=122386+436+137=959210-137=73968-765=203375×2=75066×7+720=1182320×2-532=108105×3-155=160528×6-120=3048520-(134+175)=21177×6=462432×5-986=1174154+(507-246)=415293×2-439=147493-421+197=269123×3+399=768888-570+141=45944×(239-233)=264380-88-173=11991×4-170=194118×6=708363-(192+48)=123722+997-655=1064325-212+110=223115×4+647=1107634+193×4=140639×(330-324)=234359-(256+89)=14563×9=5067507-318=18946-18×2=10868+(416-330)=954747+541-726=562816-259×3=39486-199-208=79124+516=64096×2-61=13117×4+279=347765×(215-207)=6120639+256=895784+(531-179)=1136342+626-400=568504-403=101801-382+465=884443-(433-352)=362104×7-620=108524+(490-31)=983186+111=29738+174+331=543259+92×2=44335+(395-225)=205486-(287+70)=129622+117+69=808492-153-56=283395+(440-380)=455105×4=420311+881+69=1261274-(308-236)=202123+377-82=418518×5=2590615+(678-54)=1239680-(385+169)=126289+47×3=430161+820+149=1130336+43+566=945872+232=1104290-113+268=445922-137+974=1759269-74×2=121403-129+108=38279+116=195413-(250+125)=38277+275×2=827466+226+32=724307×9-451=2312538+(356-123)=771899-635-79=185553+316-822=47193-(339-192)=46290+(292-282)=300218+234=452752×5-416=3344345-(340-104)=109479×2-671=287162+89×6=696304-19=285396+597=99359-30+25=54411+(375-12)=774494-44×2=406920×7=6440134×(488-482)=804804-(804-31)=316/9+2/9=8/9960-487+461=934380+476+427=1283214+680+904=1798439-22=4171/6+2/6=3/6228-(642-507)=93108×(207-201)=648647+340+757=1744831-482+475=824688-302-203=183741-(453+59)=229100+(342-325)=117405×2-326=48455×5+90=365360-153+444=651363+(896-819)=440314×3=942805-(588-229)=446206+43+174=423786-76×8=178934×3=2802130+58=188610-148-37=42531×2+390=45284×4+840=1176614-207=407244-232+142=154727+987-185=1529695×5=3475840×4-124=32361/7+2/7=3/7488-(155+276)=57492+(277-158)=611443×2-324=562135+(960-741)=354173×3-80=439620+252×2=1124773+(869-851)=791261-(311-267)=217876-114+123=885387-157+161=391247+175×5=1122821-(456+140)=225450-(201-36)=285848-659+281=470234-47×4=46435×3-845=460679-54×6=355442-223=219699×5-270=3225379-57×6=37116×(202-195)=812465-89-61=315226-46×4=42687-43+908=155231×(116-108)=2484/7-1/7=3/7933-194-140=599989+133-976=146303-86×3=45469+692+419=1580254-73+11=192908+315-278=945764-(479+157)=128851+535+319=1705487-52×3=331403-236=167291-(892-718)=117350-149=201583×6-915=2583174×7=1218392-197=195484-80-187=217149-64=85943-427=516450×2=900784×6-896=3808977-723=254173+54=227300-168=13238×2=76953-734=21935×(394-388)=210222+156×4=846327-61-19=2474/7-2/7=2/7810+371=1181627-13=614705+73+40=818787+909+320=2016427-(98+259)=70627-395=232971+818+985=2774301-234+239=306354-42-248=64687-82=605153-(278-276)=151895-226=66999×7=693327+912+399=1638170+510+176=856362×(477-470)=2534934-164-185=585182+23-34=171118×8-318=6261/8+4/8=5/8492+168+436=1096451×4-286=1518458×2-604=312101×3+195=498243+78=321814-(196-109)=727843-477-207=159455-36=419490-288-11=191442-(352-266)=356674×(433-426)=4718910-(66+810)=34927+732-767=892217+87-10=294407-(145-40)=302875-(596-88)=367278-110×2=5871-(151-148)=68509+(367-272)=604156+(204-78)=282360-(459-424)=325210-61-101=48293-(195-71)=169264×8-493=1619533×(65-62)=1599980+(974-132)=1822375-144-217=14640+(986-413)=1213270-108-33=129431-33×5=266973-686=287863-578-51=234236-(474-441)=203482-(339+74)=69500-387=113771×3-186=212785×5-180=245131+320-13=43816×2+250=282416-(306-31)=141166+614=780977×7=6839116+446+372=934404-229-132=43371+69×8=923930+332×2=1594416×4-24=1640223+(506-495)=234483+251+195=929159×(397-392)=795717-(814-382)=285526+729=1255199+50=249506+(561-411)=656378-(28-21)=371942-653+245=534549-(198+175)=176218×4-392=480263-(261-64)=66100×4=400385+(252-163)=47479×6+42=516141×(460-457)=423361-(132+136)=93367×4=1468149×2+314=612211-124=8794+757+853=1704350+(457-378)=429229+180×3=769982-110×8=102332-146+106=292277+314+304=895128-(34+39)=55471+445+38=954546×9=491463+116=179705-296-102=307434-(357+68)=92/8+6/8=1120+146-43=22391+219+473=783386-(61+246)=79756+145×6=1626147-(431-347)=631/4+2/4=3/4284-(41+73)=17059×2+222=340904×3=271255×(747-740)=385369+(480-172)=677950-132×6=158998+198-112=1084258+190=448202+(970-308)=864265-189=7623×(196-187)=20796×7+239=911238-193=45984+617=1601710+560-138=1132371-(209-97)=259466-196-60=210299×3=897257-63+96=290469-35-310=124278-92-157=29255-26×3=177523-40+364=84738+120×3=398750-(455+269)=26383+(386-309)=460237×4=948468-225-159=84709+539-470=778669-58-219=392447+177×5=1332211+164-152=223663-(83+524)=56483-10-272=201209-191+64=82482×(964-961)=144691-44+219=2665/9-3/9=2/9224×3=672918×7=6426771+81×2=933599×(894-887)=4193441-34×9=135125×8-383=617288-195=93259+861-996=124994+665-193=1466359+87=44648×2=96172+388+11=571868-770=98147×3-118=323145×4-249=33193×4=372861-90×9=5114×4=56501-(60+399)=42406-267+11=150169×(342-337)=845486+202=688184+403-443=14440×8-249=71322+137-76=383170×2=340636-(909-341)=6877+150=227625-70×2=4854/6+2/6=1328+827-210=945622-81=541121-(206-148)=63480-50-231=199441×2+128=1010987-443+602=1146102+(200-139)=163151×4-505=9988+201×4=89276×4+898=1202449+175×3=974868-(109+177)=582757+227-633=351488-(249+58)=181786-72-645=69498-50-429=1995×(372-369)=285365+159=524368×6-612=159695×(381-375)=570532-(510-272)=294590×4-398=1962169+498-158=509167+32×9=455273+117-147=243298-(71+58)=169649+850+338=1837750-42=708288×(427-421)=172824+(157-122)=59356+(872-698)=530170+66×2=30268×4-238=34261+30×2=321461-272=189327-37×2=25395+31=126227+(427-125)=52999+248=347218+517+43=778353+116=469307-127+33=213471×2-439=503932-61×8=444162+76-202=36806+784=1590634-(395+212)=27485×(213-207)=2910496-441=5544×7+497=805283-(239-208)=252950×(767-764)=2850763-581=182108+223+560=891458+212=670120×7-585=255478×2+902=1858834-25×2=784444-54×8=1210×(277-269)=8048+(41-19)=70257×2+33=547754+(690-27)=1417487-(98+119)=270272-42+231=461153-22×3=87234+735-864=105485-(102-18)=401225-(302-167)=9031×(662-655)=217202×(882-879)=606203-84=119978+581-145=141466+673-441=298459-32+46=473475-61-105=309801-(311+408)=82207×(228-225)=621461-335+332=45872×6=432487-196-36=255422-(62+62)=298398-99+107=406773×8-369=5815357-41×3=234339-194-86=59129+337=466356-(145+17)=194903×(507-499)=7224380-33×4=248563-36+412=939351-38×9=9364-41=323853+(441-346)=948408×2=816128-121+237=244560-(135-118)=543865-380+459=944174×(488-484)=69612×(21-12)=108839+279×2=1397329+(670-521)=478652-184×2=284416-12×8=320857-(140+388)=329421-(214+104)=103269-16×3=221688-99×5=193480-(979-605)=106774-(150+402)=222328×2=656470×5=23507/10+2/10=9/10669×2-608=730664-404-50=210146+(58-45)=15989+328+168=585562-412+677=82774×2+300=448581+75×3=806332-(363-308)=277381-184×2=13174×(423-418)=870119×(40-34)=714449+(405-335)=519435+310=745360×(688-681)=2520878×(561-555)=5268226-43×2=140375+96=471266+945-319=892588×8-611=4093280+199=479946-475-292=179312+384=696142+178=320601×9-983=4426293+110-401=2300+232+341=873937-592-133=212556+95+124=775410-(86-62)=386176+103=279290+138=428937-415+928=1450397-48×3=25359+165+568=792628-314+47=361379+291×2=961661-203×3=5267×8=536423+935+219=1577798-152-41=605361+359+11=731313+149+396=858635-(857-286)=64290×7-545=1485174×3+113=635166×6=996289-(128+106)=55324×2+207=855252+101+350=703161×2-83=239546×(417-412)=2730199-39×4=43427-15-221=191891-(466+366)=59411-(454-134)=91655×(37-31)=3930211×3=633468+143+284=895213+(252-165)=300977-362-245=370284×2=568669-65×2=539274-80=194760×7=5320649-464+306=491138+179+912=1