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157+380+150=486-372+46=228+41+510=994+355-423=264-17×2=473×7=578+438=318+138=364-202=662+815=551+(961-301)=248-16×2=995-50×2=104×7=391+296=910-692-28=868-(607-223)=1/7+2/7=434+(975-181)=381×2=409-390+175=107×4=458-90×4=927-(489+286)=297-141-116=793-248-529=468-30×9=81+103=886-590+265=384-(333+16)=407-275=720-(372+249)=307-167=743-56×8=109×2=297+(237-93)=270-53+115=400+(955-340)=344-81=94+162-109=102-(37+23)=716+240+897=990+(598-315)=480-475+90=27×6+499=151+114-68=508-347=95×9=746+(639-184)=422-160×2=920-114×6=464-228×2=145+291=82×(214-207)=491-174×2=316-219-39=871×7-691=332+161=623×(514-505)=23×2+460=419+106×5=64+(381-356)=970+33×5=444-319-21=200-(47+103)=854+884+983=4/6-2/6=874+195+524=429-269=602+185×4=166+(443-222)=312-(905-661)=135-89=578×9-277=988+(348-248)=485-(142+219)=452×(636-633)=814+970-934=717+166-767=555-(30+523)=60×7=325-74-201=838-346+572=419-(773-579)=347-(339-312)=874-287-93=168×4-47=134-63=330-31=898×(249-240)=1/8+3/8=351-302+37=236+73=72×(250-244)=887×2-730=298-48=93×(153-146)=465-11-144=258+887=765+756=915+85×3=515+997+700=928+(906-95)=637-42×4=60×(462-458)=281+651=279+140=397+89×7=381+90-131=355-(343-248)=211+26×8=506-(516-417)=396-49-285=516-115×3=491-(221-55)=669-82×3=136+268-314=205+173=304-281+438=256+224=409-179=874-382=545-119-32=487-21×2=112+(310-293)=216×(246-243)=40×4-154=491-371=653-(376-259)=27+(393-10)=26×3=954-(119+683)=614+80+118=889×4=502+839=469-(203-45)=66×8-181=630×(899-894)=594-125-59=358-43×2=757×(677-673)=966-(586+151)=187+311-82=270+561-532=100×5-393=269×(374-366)=896-418-387=522+(986-360)=437-234-77=396-22×4=919-829=54+320=852-484-159=447-227=359-268=100×4-116=450-(341-274)=125×7-163=193+(192-171)=301×3=739-290-13=803+690-403=188+28×6=557-87×2=48×(227-220)=760-(270+450)=604-64×8=482-39×2=174+142×5=778×6=455-(216-143)=838+241-93=841-247×2=499-316+243=334-76=1/7+6/7=686+319-373=70+(286-167)=447-(146+184)=301+(460-223)=791×6=370-144+324=196+(962-860)=166+286=322+342+597=95+203×3=679-(36+268)=4/8-2/8=4/8+3/8=481-188=109×5-81=471-(222+160)=358×9=138+493+343=346-122=866-194+144=880-(449+111)=734-54-220=337-(489-234)=465+298-411=711×2-394=239+976=464-(179+87)=109+199×2=342-337+22=269+162-126=452-120=661×(199-190)=433-(587-305)=337-62+182=817×(545-542)=46+152-82=921-476+399=760-719=561-(74+90)=243×(863-854)=105-30+159=133+(405-307)=786+966-86=500-(268+217)=108×4+198=491-98=10+204×3=139-60=139+314=485-78×4=270+60=176-(131-94)=73+259=985-841=782-149=957-380+905=178+104=283+128-46=368-12×8=232×5-473=406-(332-187)=281-(484-378)=829-(422-385)=742-(50+69)=673+608-639=182-122+902=729×4-925=461-10×9=52×5-146=668×5=304-248=235-86-131=246+112×6=58×3-66=420-16×9=644×2-325=390-(331+40)=141×5=992-175+942=248-(182-156)=485-(88+29)=874+43+293=77×(226-221)=858+(364-272)=997-620-312=605+(399-37)=120+147=293+(472-296)=20+410-354=674-62+486=353+473+761=199×3-14=412+25×5=329+503-147=474-(219+42)=216-(127+21)=129×5=111+307+490=410+(240-204)=458-35×4=362+15-335=963-302-624=210+61=393-290=717-(46+582)=829-476-35=194+309+83=153+35+591=206×3+290=488+(422-186)=323+60×2=79×6+459=116+381-346=107×8+628=821-554=128+75+305=834-311+603=945-(42+488)=785-510=182+162=139+154=875-(724-332)=597-(558-274)=141+334+221=163×3=222×4-817=375-188+645=107×6+65=732+(768-97)=482-267=163×(226-221)=190×2+832=519+799+416=299-280+190=147×3+612=513-(424-184)=50+39+401=892×4=419-(121+216)=162+313=47+394-75=459-260=677×6=475-(547-498)=396-175-86=308×(182-179)=334×2+117=45+252+355=594×(882-878)=325-110×2=349-37=464-52×4=384-(50+86)=492-(124+342)=987-47×4=344+215×3=370-28×7=489-82+21=537-111-105=480-342=798×7-909=57×6-115=436-67=377-223-73=298+(759-737)=671-358=369-340+206=691-(721-522)=5/7-2/7=189×5=836-19×3=264+153-336=289×3-399=923-(417-144)=281+147+382=286-(102+158)=154×2+33=747×8-478=911×4=247×(290-283)=1/5+4/5=605×3-743=116+489+116=923-862+70=277+219-263=231-24×2=256-157+335=252-40=196+116-283=226-(453-248)=772+247-536=491-84-159=220-(40+138)=565×8-162=53+117=259-(92+143)=218+201-184=870-(196+75)=872-208=272-89×2=417×6=798+99×4=1/8+4/8=128+537+274=401+872-317=83+174+682=608+333-592=3/5+2/5=566+906-398=97+101×4=58×9-82=275×3=394-(201-122)=883+196-372=256×3+914=24+118=344-319+432=89×6=199+(324-251)=968-(792-693)=128+305×3=788-(404+218)=288-92-15=399-201-99=434+(233-182)=90-46-31=834-175-407=530+448=112×3+66=404-(103+20)=494+661+28=161×5=73×6+563=195×3+332=20×(260-252)=116×(116-112)=570-(401-209)=263+176-72=786-474+311=106+366-397=520×9=499-(416+38)=674×(232-228)=993-(449+147)=236-127=118×3+119=158+224=41-23=382-309+421=427×4-666=322×3-937=147+308+272=97+436+332=24×(468-459)=108+137×6=12+21×5=251+940-690=713×3-375=773+321-693=265+115-17=930-275-207=928-753+805=659-85×4=686+(559-72)=72+105+25=481-(33+173)=111×9=459×2=727+945+647=700-311+521=105×9+587=456+200=78×6-86=67×(391-383)=487-19×9=277×3=887-423×2=564+241+135=292×2-67=315×(298-295)=724-294=72×6+107=426×6=274-(141+10)=250×4-463=634-59×5=877-(787-473)=171×4-541=249×(332-329)=263-151+146=146×4-470=971+977+668=642+149+69=971-195+845=771×4=19+397+218=883×(715-709)=326+(263-107)=60+(405-58)=725-(301+130)=260-(178+46)=246×(386-383)=304+115=156-20×4=309+102+577=107-41=994-(754-724)=317×3-343=23+266-108=168×4=184+(310-207)=130×2=857+28×9=103×9-540=987-(378+471)=55+142=895+(738-63)=909-589=594-556+285=465+96=728+115+613=65×(95-88)=170+295×2=719×(686-681)=254+161-110=629-121-257=566-(263+163)=494-34×5=123+268=3/6+2/6=961+202-932=52×9-46=927+(605-116)=109×2+264=252+26×6=903-717+50=282×(401-398)=445-(409-268)=467×6-420=508-55×8=3/7-2/7=872×(72-68)=120×8=1/4+2/4=659×6=222-38×3=283+125=115×(206-203)=113×(77-71)=626×6=913-27-632=367-196-31=384-25×6=301+(318-116)=307-91×2=86×5=181+46+305=271×2=810-292=145+159-220=13+486+337=661-308=261+108-37=427+(327-227)=443+18-15=113+212-208=95+81+351=261×3=768-19×4=91+24+567=267×(470-467)=145×5-183=218+63+267=67-21+216=2/5-1/5=352×8-963=892-260-439=500+266×3=432+(479-369)=662×5=140+513+998=147-106-12=136×(329-324)=326×(431-426)=793+700+833=130-(262-224)=417-12×7=98×8-264=308+149-424=759-(71+60)=132+(874-248)=710-162+481=36×8=848×8=915-(551+170)=387+(378-303)=309-120×2=543+106+190=627+95+263=495-(485-304)=340+87-138=933-(802-61)=49×(75-70)=57×3=460-275=40+426-191=331-68×4=700+(305-61)=5/7+2/7=2/3-1/3=474-456+273=431×2-575=303+125=472-(418-156)=4/7-2/7=645×3-225=844+995-48=902+469-981=269+208=493-(108+112)=44×9+180=885×(753-749)=262×2+299=452-275-38=26+(484-462)=251×(786-778)=263-33×5=360-(989-681)=37×2=757-220×2=158+595=466-21×6=68×8-333=468-371+209=779+493×2=303+54-214=250×2+752=90+(231-200)=390-277-70=858×5=370+104+87=67+573+98=217×3-165=198+179=62+282×2=419+(401-322)=368-(487-384)=730×(655-652)=352-(203+79)=288-78-49=371-(19+115)=684+836+278=199-39-99=210+(860-768)=29×5+178=7/10-1/10=174×4-616=50+(489-287)=476-80×3=767-202×3=984-732+729=530×5-993=142+129=631-(90+156)=391-384+75=914×3=857-698-72=368-(209+79)=404-115-208=274-(376-325)=473+124-60=977×6=819-(750+32)=686×7-586=904-189+961=335-251=420+(361-274)=419-(636-281)=231-208=156-(275-145)=180×8-679=649-(342+246)=643-(148+121)=667+718-656=447-(221-178)=745-(749-363)=330+(906-428)=669-36×4=206×8=306-36-59=297+446-246=388-84-98=973-(69+317)=893+340×2=932-87×2=463-333+325=292×(29-26)=482-(336-332)=42+44×7=968-(345+422)=2/6+3/6=300×(878-875)=147+561-543=779+221=923-574+810=143+298=117×4-430=189+(423-332)=624-551+999=866-801=549×8-634=70+159+559=387-(142+139)=459-253-167=537×3-701=235+250=670+(490-251)=298+216=265-(293-48)=288-(92-68)=491×9-984=447-42-196=272-19×2=264+119+203=4/10-3/10=365-247-37=64×5+488=70×(979-970)=279-242+518=157×4=385+160+150=191×(516-513)=434-201=149-51+315=497×(52-44)=235-(179-166)=21-(323-315)=233-(146-116)=389×2-624=430-(87+203)=485+(738-336)=470+297-261=570-135×4=77+998-297=405-74=56+579+168=4/8-3/8=767-66×6=942-819+803=815-574+227=66+(174-105)=767+198+496=80×(125-117)=745+160×4=897-443-184=55×(341-338)=130-(727-684)=816×(238-235)=990×2=298+701+947=815-(313+498)=987-700+496=856+533-118=397-132-84=404-263-134=910-363=139-95+88=167×2+235=318-28+58=383+(325-186)=708-(879-872)=3/9+4/9=56×4=324-51=377×(316-307)=685+(388-25)=93×2=25×4+137=109+193+213=305-115+151=949-724-70=628-269-262=233×3+419=115×7-622=903-192=485-404+415=863-(589-296)=225+110-29=363+(457-403)=963-37-900=232×(213-205)=131+310=668×7-438=146+(252-229)=379-(975-723)=208-(88-26)=413+174=277×2=868+247+591=396-(334-304)=2/6-1/6=325-(395-72)=560+382+956=290+103=435+115=197-34×5=782-(343+375)=934-207-317=948-58-531=252-119=287×(44-41)=52+40=644×5=321×(386-383)=55+272=309-(347-179)=796-63-24=932-564-330=352×2-656=609+(862-813)=695×8-218=281-185+170=763-115×4=486-(384-285)=455-(29+229)=488+154=754-202-60=419-(421-155)=62+(21-16)=97×7=326+(498-172)=308×2=484-313+145=77×(39-36)=18×(473-466)=123+107×3=391-48×8=639+296=426+(233-186)=886-699=3/5-1/5=478-(86+143)=205-40+87=342-87+139=333-12-204=956-858-52=381+943-441=61-(78-63)=73+34+720=169-65-85=618-411=180×3+543=274-(11+149)=158+565=118+269+454=594+158+309=345+362+38=82×4-296=206-84+239=463×4=340+159=76×2=31-(415-412)=704×9-555=500-62-328=269+634=971×(944-935)=80×(216-210)=835-571=368+94=128×(240-235)=204×5=114+172-262=613-538=442-311=988+(399-129)=761×3-412=888-473+771=289+56=903+(356-355)=172×2+418=472-165×2=211×(501-497)=588+790+103=272×2=498-418=52+283=138×7+297=参考答案157+380+150=687486-372+46=160228+41+510=779994+355-423=926264-17×2=230473×7=3311578+438=1016318+138=456364-202=162662+815=1477551+(961-301)=1211248-16×2=216995-50×2=895104×7=728391+296=687910-692-28=190868-(607-223)=4841/7+2/7=3/7434+(975-181)=1228381×2=762409-390+175=194107×4=428458-90×4=98927-(489+286)=152297-141-116=40793-248-529=16468-30×9=19881+103=184886-590+265=561384-(333+16)=35407-275=132720-(372+249)=99307-167=140743-56×8=295109×2=218297+(237-93)=441270-53+115=332400+(955-340)=1015344-81=26394+162-109=147102-(37+23)=42716+240+897=1853990+(598-315)=1273480-475+90=9527×6+499=661151+114-68=197508-347=16195×9=855746+(639-184)=1201422-160×2=102920-114×6=236464-228×2=8145+291=43682×(214-207)=574491-174×2=143316-219-39=58871×7-691=5406332+161=493623×(514-505)=560723×2+460=506419+106×5=94964+(381-356)=89970+33×5=1135444-319-21=104200-(47+103)=50854+884+983=27214/6-2/6=2/6874+195+524=1593429-269=160602+185×4=1342166+(443-222)=387312-(905-661)=68135-89=46578×9-277=4925988+(348-248)=1088485-(142+219)=124452×(636-633)=1356814+970-934=850717+166-767=116555-(30+523)=260×7=420325-74-201=50838-346+572=1064419-(773-579)=225347-(339-312)=320874-287-93=494168×4-47=625134-63=71330-31=299898×(249-240)=80821/8+3/8=4/8351-302+37=86236+73=30972×(250-244)=432887×2-730=1044298-48=25093×(153-146)=651465-11-144=310258+887=1145765+756=1521915+85×3=1170515+997+700=2212928+(906-95)=1739637-42×4=46960×(462-458)=240281+651=932279+140=419397+89×7=1020381+90-131=340355-(343-248)=260211+26×8=419506-(516-417)=407396-49-285=62516-115×3=171491-(221-55)=325669-82×3=423136+268-314=90205+173=378304-281+438=461256+224=480409-179=230874-382=492545-119-32=394487-21×2=445112+(310-293)=129216×(246-243)=64840×4-154=6491-371=120653-(376-259)=53627+(393-10)=41026×3=78954-(119+683)=152614+80+118=812889×4=3556502+839=1341469-(203-45)=31166×8-181=347630×(899-894)=3150594-125-59=410358-43×2=272757×(677-673)=3028966-(586+151)=229187+311-82=416270+561-532=299100×5-393=107269×(374-366)=2152896-418-387=91522+(986-360)=1148437-234-77=126396-22×4=308919-829=9054+320=374852-484-159=209447-227=220359-268=91100×4-116=284450-(341-274)=383125×7-163=712193+(192-171)=214301×3=903739-290-13=436803+690-403=1090188+28×6=356557-87×2=38348×(227-220)=336760-(270+450)=40604-64×8=92482-39×2=404174+142×5=884778×6=4668455-(216-143)=382838+241-93=986841-247×2=347499-316+243=426334-76=2581/7+6/7=1686+319-373=63270+(286-167)=189447-(146+184)=117301+(460-223)=538791×6=4746370-144+324=550196+(962-860)=298166+286=452322+342+597=126195+203×3=704679-(36+268)=3754/8-2/8=2/84/8+3/8=7/8481-188=293109×5-81=464471-(222+160)=89358×9=3222138+493+343=974346-122=224866-194+144=816880-(449+111)=320734-54-220=460337-(489-234)=82465+298-411=352711×2-394=1028239+976=1215464-(179+87)=198109+199×2=507342-337+22=27269+162-126=305452-120=332661×(199-190)=5949433-(587-305)=151337-62+182=457817×(545-542)=245146+152-82=116921-476+399=844760-719=41561-(74+90)=397243×(863-854)=2187105-30+159=234133+(405-307)=231786+966-86=1666500-(268+217)=15108×4+198=630491-98=39310+204×3=622139-60=79139+314=453485-78×4=173270+60=330176-(131-94)=13973+259=332985-841=144782-149=633957-380+905=1482178+104=282283+128-46=365368-12×8=272232×5-473=687406-(332-187)=261281-(484-378)=175829-(422-385)=792742-(50+69)=623673+608-639=642182-122+902=962729×4-925=1991461-10×9=37152×5-146=114668×5=3340304-248=56235-86-131=18246+112×6=91858×3-66=108420-16×9=276644×2-325=963390-(331+40)=19141×5=705992-175+942=1759248-(182-156)=222485-(88+29)=368874+43+293=121077×(226-221)=385858+(364-272)=950997-620-312=65605+(399-37)=967120+147=267293+(472-296)=46920+410-354=76674-62+486=1098353+473+761=1587199×3-14=583412+25×5=537329+503-147=685474-(219+42)=213216-(127+21)=68129×5=645111+307+490=908410+(240-204)=446458-35×4=318362+15-335=42963-302-624=37210+61=271393-290=103717-(46+582)=89829-476-35=318194+309+83=586153+35+591=779206×3+290=908488+(422-186)=724323+60×2=44379×6+459=933116+381-346=151107×8+628=1484821-554=267128+75+305=508834-311+603=1126945-(42+488)=415785-510=275182+162=344139+154=293875-(724-332)=483597-(558-274)=313141+334+221=696163×3=489222×4-817=71375-188+645=832107×6+65=707732+(768-97)=1403482-267=215163×(226-221)=815190×2+832=1212519+799+416=1734299-280+190=209147×3+612=1053513-(424-184)=27350+39+401=490892×4=3568419-(121+216)=82162+313=47547+394-75=366459-260=199677×6=4062475-(547-498)=426396-175-86=135308×(182-179)=924334×2+117=78545+252+355=652594×(882-878)=2376325-110×2=105349-37=312464-52×4=256384-(50+86)=248492-(124+342)=26987-47×4=799344+215×3=989370-28×7=174489-82+21=428537-111-105=321480-342=138798×7-909=467757×6-115=227436-67=369377-223-73=81298+(759-737)=320671-358=313369-340+206=235691-(721-522)=4925/7-2/7=3/7189×5=945836-19×3=779264+153-336=81289×3-399=468923-(417-144)=650281+147+382=810286-(102+158)=26154×2+33=341747×8-478=5498911×4=3644247×(290-283)=17291/5+4/5=1605×3-743=1072116+489+116=721923-862+70=131277+219-263=233231-24×2=183256-157+335=434252-40=212196+116-283=29226-(453-248)=21772+247-536=483491-84-159=248220-(40+138)=42565×8-162=435853+117=170259-(92+143)=24218+201-184=235870-(196+75)=599872-208=664272-89×2=94417×6=2502798+99×4=11941/8+4/8=5/8128+537+274=939401+872-317=95683+174+682=939608+333-592=3493/5+2/5=1566+906-398=107497+101×4=50158×9-82=440275×3=825394-(201-122)=315883+196-372=707256×3+914=168224+118=142344-319+432=45789×6=534199+(324-251)=272968-(792-693)=869128+305×3=1043788-(404+218)=166288-92-15=181399-201-99=99434+(233-182)=48590-46-31=13834-175-407=252530+448=978112×3+66=402404-(103+20)=281494+661+28=1183161×5=80573×6+563=1001195×3+332=91720×(260-252)=160116×(116-112)=464570-(401-209)=378263+176-72=367786-474+311=623106+366-397=75520×9=4680499-(416+38)=45674×(232-228)=2696993-(449+147)=397236-127=109118×3+119=473158+224=38241-23=18382-309+421=494427×4-666=1042322×3-937=29147+308+272=72797+436+332=86524×(468-459)=216108+137×6=93012+21×5=117251+940-690=501713×3-375=1764773+321-693=401265+115-17=363930-275-207=448928-753+805=980659-85×4=319686+(559-72)=117372+105+25=202481-(33+173)=275111×9=999459×2=918727+945+647=2319700-311+521=910105×9+587=1532456+200=65678×6-86=38267×(391-383)=536487-19×9=316277×3=831887-423×2=41564+241+135=940292×2-67=517315×(298-295)=945724-294=43072×6+107=539426×6=2556274-(141+10)=123250×4-463=537634-59×5=339877-(787-473)=563171×4-541=143249×(332-329)=747263-151+146=258146×4-470=114971+977+668=2616642+149+69=860971-195+845=1621771×4=308419+397+218=634883×(715-709)=5298326+(263-107)=48260+(405-58)=407725-(301+130)=294260-(178+46)=36246×(386-383)=738304+115=419156-20×4=76309+102+577=988107-41=66994-(754-724)=964317×3-343=60823+266-108=181168×4=672184+(310-207)=287130×2=260857+28×9=1109103×9-540=387987-(378+471)=13855+142=197895+(738-63)=1570909-589=320594-556+285=323465+96=561728+115+613=145665×(95-88)=455170+295×2=760719×(686-681)=3595254+161-110=305629-121-257=251566-(263+163)=140494-34×5=324123+268=3913/6+2/6=5/6961+202-932=23152×9-46=422927+(605-116)=1416109×2+264=482252+26×6=408903-717+50=236282×(401-398)=846445-(409-268)=304467×6-420=2382508-55×8=683/7-2/7=1/7872×(72-68)=3488120×8=9601/4+2/4=3/4659×6=3954222-38×3=108283+125=408115×(206-203)=345113×(77-71)=678626×6=3756913-27-632=254367-196-31=140384-25×6=234301+(318-116)=503307-91×2=12586×5=430181+46+305=532271×2=542810-292=518145+159-220=8413+486+337=836661-308=353261+108-37=332427+(327-227)=527443+18-15=446113+212-208=11795+81+351=527261×3=783768-19×4=69291+24+567=682267×(470-467)=801145×5-183=542218+63+267=54867-21+216=2622/5-1/5=1/5352×8-963=1853892-260-439=193500+266×3=1298432+(479-369)=542662×5=3310140+513+998=1651147-106-12=29136×(329-324)=680326×(431-426)=1630793+700+833=2326130-(262-224)=92417-12×7=33398×8-264=520308+149-424=33759-(71+60)=628132+(874-248)=758710-162+481=102936×8=288848×8=6784915-(551+170)=194387+(378-303)=462309-120×2=69543+106+190=839627+95+263=985495-(485-304)=314340+87-138=289933-(802-61)=19249×(75-70)=24557×3=171460-275=18540+426-191=275331-68×4=59700+(305-61)=9445/7+2/7=12/3-1/3=1/3474-456+273=291431×2-575=287303+125=428472-(418-156)=2104/7-2/7=2/7645×3-225=1710844+995-48=1791902+469-981=390269+208=477493-(108+112)=27344×9+180=576885×(753-749)=3540262×2+299=823452-275-38=13926+(484-462)=48251×(786-778)=2008263-33×5=98360-(989-681)=5237×2=74757-220×2=317158+595=753466-21×6=34068×8-333=211468-371+209=306779+493×2=1765303+54-214=143250×2+752=125290+(231-200)=121390-277-70=43858×5=4290370+104+87=56167+573+98=738217×3-165=486198+179=37762+282×2=626419+(401-322)=498368-(487-384)=265730×(655-652)=2190352-(203+79)=70288-78-49=161371-(19+115)=237684+836+278=1798199-39-99=61210+(860-768)=30229×5+178=3237/10-1/10=6/10174×4-616=8050+(489-287)=252476-80×3=236767-202×3=161984-732+729=981530×5-993=1657142+129=271631-(90+156)=385391-384+75=82914×3=2742857-698-72=87368-(209+79)=80404-115-208=81274-(376-325)=223473+124-60=537977×6=5862819-(750+32)=37686×7-586=4216904-189+961=1676335-251=84420+(361-274)=507419-(636-281)=64231-208=23156-(275-145)=26180×8-679=761649-(342+246)=61643-(148+121)=374667+718-656=729447-(221-178)=404745-(749-363)=359330+(906-428)=808669-36×4=525206×8=1648306-36-59=211297+446-246=497388-84-98=206973-(69+317)=587893+340×2=1573932-87×2=758463-333+325=455292×(29-26)=876482-(336-332)=47842+44×7=350968-(345+422)=2012/6+3/6=5/6300×(878-875)=900147+561-543=165779+221=1000923-574+810=1159143+298=441117×4-430=38189+(423-332)=280624-551+999=1072866-801=65549×8-634=375870+159+559=788387-(142+139)=106459-253-167=39537×3-701=910235+250=485670+(490-251)=909298+216=514265-(293-48)=20288-(92-68)=264491×9-984=3435447-42-196=209272-19×2=234264+119+203=5864/10-3/10=1/10365-247-37=8164×5+488=80870×(979-970)=630279-242+518=555157×4=628385+160+150=695191×(516-513)=573434-201=233149-51+315=413497×(52-4