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365-(157+125)=720-488=157×4=54+(321-136)=483-33×8=191-45×2=501×6=997-662+819=282-191=163+211+55=242-135+210=200+588-86=606-596+110=665+353-725=811+83×8=126-(223-122)=326×(70-67)=101-(456-362)=54+762+92=150×(419-413)=308+81=422×6-561=677-(112+561)=493-80×4=52×(252-246)=302-256=243+(928-186)=71×4=455-300+323=465+136=827+570-28=998-(663-112)=72×9-100=20×(797-794)=1/4+3/4=903×(139-130)=983-236=842×6=269×2=46×4=848×(933-926)=586-180×2=750×6-395=909-358×2=345+(636-154)=85×6+685=442-233+604=494-367-120=430+(392-377)=438-(19+343)=318×2=5/7-1/7=374×8-443=3/6+2/6=895-(77+162)=135-73=805-(267+276)=377+151+427=431+185+283=450×7-366=49×8=242-82+144=989+538-378=4/8+3/8=173×2-42=675+198-861=833-590+710=273+246=284-57=764+(980-926)=556+(796-653)=365+84-28=474+494+968=765-(494+204)=724-15×2=77+409=350-197=853×8=84×5+603=433+114-483=286+29+493=968+739-130=173+287+215=360+(563-235)=450-143=371+919-716=869-178×2=489-121-245=162+(440-411)=111-(186-94)=459-67+73=93×5=640-49×3=412×6=76+127×5=269×5-537=791+602-300=598+268+115=32×9=364+755-24=230-(723-577)=368+306×3=234×(196-192)=103+291+949=115+(420-374)=417×2=178+154-166=313+(986-555)=192+(866-26)=418-93×2=352-256=231-40+235=694-271-422=102×7-273=156+87=72-57=673-46-515=246+368=170+137-285=130×7-691=167+155-40=469-205-89=984-(197+82)=592+387+51=206+519+10=339-(653-630)=205+(470-110)=305+53-49=280-195+255=899-(425+214)=304+(985-111)=912+48×3=251-11×4=995-182-243=727+(516-496)=133+156=773+329+381=607-369=765-(200+485)=264-(92+168)=54-24+309=314+40×8=81+(353-267)=470+382=132+281=322×(331-328)=891+209+287=88×2=92+393=448-380=387×9=774-749=845+126+648=6/10+2/10=89-(489-444)=110×(200-195)=190+242=4/6-1/6=416+492-576=753×8=456×4-512=222+452-272=465+(961-505)=295+(170-54)=131×(244-239)=163-(406-267)=175×5+730=184-70×2=156×8-19=841-47+387=339+(495-92)=354-195=77+103=826×7-425=89+366×2=240+245+885=784-(23+679)=84+866-179=483+121×2=954+553+787=134+262=656+924+992=492-54×4=950-(213+474)=14+525+22=98×4+252=890×(702-697)=208-59=42+172=445-295-51=407+847-355=519-(471-316)=504-238×2=846+(349-225)=740+187×5=262+152=615+268×2=413+(472-344)=51×(324-321)=11+579+363=805+159-761=66+165=288×2+494=403-219=35×(285-278)=343+635=525+552+676=548-411=519+370-507=381-358+132=155×7-446=103×9-302=565-(539-261)=939-916+709=957-(412-335)=321-29=169×(109-104)=103+315-130=820+(940-107)=19×(363-359)=92+483-67=16×(235-227)=378+314=980-(433+151)=85-(147-100)=972-(108+436)=126+197=116×7=698+327=706×(360-352)=919-56-448=364×2=378+(157-76)=281+180-67=101+241=111×(41-32)=515+850+963=771-18×4=791-144=452-422+298=166+191=966+829=314-263+145=131+77=162+182+155=283+207=637+640-733=299-59×4=421-82×5=3/6-2/6=45+265=689×(614-610)=723+179-294=764×6-192=723-21=277-(32+196)=572+904=836-(115+471)=668-47×9=508-211=163×2+406=523+293=690-127×5=85×6=395-117-146=242-(118+17)=2/3-1/3=215×9-927=304-243+208=38×7+738=877-114×3=324+(389-372)=261+64×2=336-117=228-217+330=101×5=221-(74+58)=339-(308+20)=334-28×8=93×7+135=147+755=113×3=449×2=142×5+954=121-(137-76)=651-(102+373)=559+18-131=639×4=56×3+991=879×4-887=964-(534-187)=416-115-46=905-(322-235)=477-(181+207)=725-13+433=479+114×4=177×5=149×(65-61)=560-(105+143)=213-(498-383)=814-(773-689)=714-291+912=585×(399-394)=411×(971-965)=783×(373-367)=83×8-583=366×2-481=465-358+586=112+887-201=428×2=55+841+84=346+(356-95)=32+452-438=833-344-59=954-(947-514)=659+730+805=478-(115+218)=92×(403-394)=374+549+158=137+762+603=683-79=403-358+417=404-19-385=562-428+298=1/7+3/7=362-97+134=133×4=609+757=416-48-268=86+80=462-(168+222)=205-(33+14)=34×7=622-297-161=909-568=736-588+896=168+224×3=367-(425-73)=15+559+138=165-103-53=442-127=66+(459-301)=44+262×3=967-(688+73)=138+(323-53)=931-700-75=63+385+326=432×2=776×7=302+307=869-541=246+22+91=391-176+145=142-33×4=443+(156-116)=150-(21+12)=44×(141-133)=491×2-501=13×4+170=473-(385-175)=346×4-498=617×5=278×3=314+(360-150)=79×(347-339)=450-263-116=90×8-338=978-781-26=223×4-771=578+701+656=888-83×7=365-63-234=48×(202-193)=398+(776-65)=171×4-633=105×5=462-(95+347)=339-(78+34)=317+148-113=92-17+121=173-(116-23)=158×2=820-133+827=425-159-162=79×(271-266)=918+659+873=602-19-580=74×5=407-138=291×2=410+(449-374)=2/7-1/7=812-(313-154)=2/6+4/6=788×9=331-27×8=417-363=675+(865-118)=87+204=114+(919-746)=55×(292-288)=510-(645-230)=95+245-105=4/9-1/9=539-89-51=812-398+597=123-29×2=452-(161+44)=887-(979-486)=132+195-271=467-236+42=430+947-953=199+188-229=987-(654-432)=186+120=902-314+563=382×9=555×2=309-298=273-171+131=769-(211+430)=869-172+684=358-180+114=315-(443-375)=392-(240+99)=446-(443-109)=992-395-135=903-151+651=150×9=183×4-394=110×4=454-168-286=76+437×2=453-68=845×6-546=772+817+732=113×4=117+18×8=270+(74-71)=839-90-656=851-297=210-(451-254)=180+68=480-373-50=425-52×6=727-(78+316)=380-101×3=421-(912-825)=198-161+246=489+29×6=143+(762-313)=685×8=531-63-213=642×8-203=281-12×3=23+575+374=997-233-104=150-(52+33)=448-419=374-84+129=234×3-647=229-63×2=929+274=367+56-418=724-244-193=768+(976-902)=366-47-231=772-(938-200)=998-(53+685)=215+561+107=426-(37+35)=3/6-1/6=1/4+2/4=322-86+211=335-283-30=385×(122-117)=16+269+435=114×7-142=406-62×4=212+(630-464)=975-44-919=591-(121-48)=87×6-15=617-557+921=611+281×2=847-23×3=42×(39-34)=823-229×2=502-202=275-(446-201)=480×2-109=304-(281-214)=154+325-104=425-(151+21)=959-84×8=954-173×3=604-573+493=858+844+701=380-31-319=987-(482-245)=466+16×4=223+(468-333)=285-(240+34)=38+60=337-46×2=11+317+322=444×(363-359)=429-22+92=161-(161-73)=151+126=204-26×3=69×(299-290)=280×2=785-661-97=784-(144+190)=82×6-344=1/8+5/8=563-16=693×7-721=378-292+40=932-242-493=829×8-324=433+(63-18)=363-225+649=493-(407-188)=32+(423-386)=159+92=403-(315+83)=225×(373-369)=529×(97-89)=299+228+22=43×8+286=432-118=105×6=229-(343-310)=454-254=465-(119+246)=383+(966-221)=87+(319-255)=118×5-383=708+984-911=656×4=219+24-54=408-168=352-33+26=321+223+550=162-92+209=411+415+633=682-182-296=202+278-127=360-239=171+66=292+191=398-(13+251)=331-108=321+134×2=666+970+207=590-547=565+123×5=704+377=858-333×2=7/10+2/10=48×7-91=7/8-1/8=461-96×2=491-(469-367)=311-11-292=308-37×3=288-206=427-331-52=617-(57+43)=70×8-419=709-311+938=49+99=190+(582-339)=420×2=749+(513-29)=306-(90+121)=32×2=435+36-50=477-245-176=346-28×5=175-39=826-71-428=308-69×2=108+306-219=520+144+94=258+48×8=894+783-521=13×6+215=120+212=684+88×2=212×3+204=157+67-10=102×7-664=86-39+159=350+85-351=184×4-358=122×6-449=74×5+842=697×(945-940)=567+(408-137)=484+(91-39)=16+(376-174)=257+202-222=146+303-59=97+133+490=357×2+724=48+263×2=282+(378-201)=565+47+388=183×6-843=82×9-297=122+345=887-487+704=729×2-583=440-(467-405)=426+34-110=114+355=383+182+389=450+226=89×9-226=404+866+124=199-(380-239)=119×(375-367)=776-164×3=267+36×5=846×(42-37)=456-(179-168)=694-108=452+(325-169)=240×3-145=440-130-156=379×(940-935)=516+170+71=190×5-560=380+593-348=442-227-147=565-292=958-370-233=325+24×5=362+123=611×(965-961)=746-320×2=243+613-564=462-18=84×9-612=136-17=115+486=881-224-204=134+359=192×(299-294)=343+133=812-430=68×8-343=34×6+79=202-65+311=396-(156+101)=141×(566-560)=4/8-2/8=373-247-62=209×2=391-57×2=925-706=193-115+29=352×(598-589)=230+757=265-75×2=203×2=107×(305-297)=747-81×6=255-(355-311)=873-773+950=877-(179+76)=3/9-1/9=640-341=198×2+346=125+(956-198)=382-39×2=491-81-45=119+330-382=165×(459-453)=168-(319-246)=669-48×3=159+66×8=479-(162+49)=488×2+37=861-27×3=326-140=83×(425-418)=670+(982-588)=462-(155+186)=271-(73+22)=810-(685+43)=53×4-189=417-398+227=683-(547-411)=365-323=803-223+346=471-158-199=100+45+438=2/7+3/7=780-285×2=557-(533-498)=167×(28-21)=338-(110+202)=766+330×3=140×(224-220)=987-265+628=316-(482-338)=776×7-420=618-567=965-256-628=182-75×2=429-(421-373)=11×(82-74)=389×8-427=864×2-966=417-50=881×(403-397)=944×6=275+188-109=478+(262-223)=454-151×3=166-72×2=920-742-156=468+481=634×(74-71)=246+312+234=908+728-360=872×7=74×6-162=381+63-311=562+78+704=320-42×6=139+318=17+126+834=997+31-330=271-202=810-214=552-54+847=502+211-620=479-(493-312)=259-(204-153)=314-(228-30)=909-(586+302)=472-249-106=166-109=280+(432-403)=978+365=491-221-26=903×(35-32)=400-84×3=241-67=140×4-420=489-56×3=493-41-62=121+287=127+(312-152)=370-39×5=370+(325-319)=405+207=43×3=747-476=52×9=4/8+2/8=473-(495-49)=83×7+290=3/7-1/7=378-63×2=182×3=250+26-40=85×5+426=456-117-180=367-240+194=732-65-602=490-(318-144)=152-10×9=147×(92-88)=879-818+472=129+54+583=596-(541-401)=484-353=111+(241-111)=11×2=308×2+114=63+199-258=284+(475-194)=377+31-164=94×4-274=294×2+99=87×9+739=137×6=703×2=294-144+272=941-(220+372)=494×6-428=497-351-74=467-(257+25)=137×(362-358)=473-(38+288)=270-(203-183)=174+215=879-116-104=716-(647-73)=729-565-143=180×7-224=499-(78+400)=62×(222-217)=208×3-183=64×2=158×2+416=2/4-1/4=374+157×3=238+69+384=431-(247-171)=42×(436-431)=223+141×3=296+(775-357)=415-94=378-128-57=83×(463-458)=356+(881-730)=412+25-47=474+(257-189)=126×5=871-(735-226)=531-(76+154)=73×2+351=280-(199+49)=208-56+661=195+82×5=221-(214-87)=372+48+122=91+313+779=67×9+180=316×3-567=881+114-127=40×(500-496)=140×(39-35)=386-(349+37)=706+939+895=386+11+347=101×5+122=918-338-57=347×3-169=744×4=629×(550-543)=313+181=466-71×3=351+387+22=429+329+25=106×5+231=2/8+3/8=413×2+304=415-58×3=940-(852-565)=453+273=431-364-36=944-820+961=17+(359-121)=727-(397+240)=159+599+115=341-(482-474)=参考答案365-(157+125)=83720-488=232157×4=62854+(321-136)=239483-33×8=219191-45×2=101501×6=3006997-662+819=1154282-191=91163+211+55=429242-135+210=317200+588-86=702606-596+110=120665+353-725=293811+83×8=1475126-(223-122)=25326×(70-67)=978101-(456-362)=754+762+92=908150×(419-413)=900308+81=389422×6-561=1971677-(112+561)=4493-80×4=17352×(252-246)=312302-256=46243+(928-186)=98571×4=284455-300+323=478465+136=601827+570-28=1369998-(663-112)=44772×9-100=54820×(797-794)=601/4+3/4=1903×(139-130)=8127983-236=747842×6=5052269×2=53846×4=184848×(933-926)=5936586-180×2=226750×6-395=4105909-358×2=193345+(636-154)=82785×6+685=1195442-233+604=813494-367-120=7430+(392-377)=445438-(19+343)=76318×2=6365/7-1/7=4/7374×8-443=25493/6+2/6=5/6895-(77+162)=656135-73=62805-(267+276)=262377+151+427=955431+185+283=899450×7-366=278449×8=392242-82+144=304989+538-378=11494/8+3/8=7/8173×2-42=304675+198-861=12833-590+710=953273+246=519284-57=227764+(980-926)=818556+(796-653)=699365+84-28=421474+494+968=1936765-(494+204)=67724-15×2=69477+409=486350-197=153853×8=682484×5+603=1023433+114-483=64286+29+493=808968+739-130=1577173+287+215=675360+(563-235)=688450-143=307371+919-716=574869-178×2=513489-121-245=123162+(440-411)=191111-(186-94)=19459-67+73=46593×5=465640-49×3=493412×6=247276+127×5=711269×5-537=808791+602-300=1093598+268+115=98132×9=288364+755-24=1095230-(723-577)=84368+306×3=1286234×(196-192)=936103+291+949=1343115+(420-374)=161417×2=834178+154-166=166313+(986-555)=744192+(866-26)=1032418-93×2=232352-256=96231-40+235=426694-271-422=1102×7-273=441156+87=24372-57=15673-46-515=112246+368=614170+137-285=22130×7-691=219167+155-40=282469-205-89=175984-(197+82)=705592+387+51=1030206+519+10=735339-(653-630)=316205+(470-110)=565305+53-49=309280-195+255=340899-(425+214)=260304+(985-111)=1178912+48×3=1056251-11×4=207995-182-243=570727+(516-496)=747133+156=289773+329+381=1483607-369=238765-(200+485)=80264-(92+168)=454-24+309=339314+40×8=63481+(353-267)=167470+382=852132+281=413322×(331-328)=966891+209+287=138788×2=17692+393=485448-380=68387×9=3483774-749=25845+126+648=16196/10+2/10=8/1089-(489-444)=44110×(200-195)=550190+242=4324/6-1/6=3/6416+492-576=332753×8=6024456×4-512=1312222+452-272=402465+(961-505)=921295+(170-54)=411131×(244-239)=655163-(406-267)=24175×5+730=1605184-70×2=44156×8-19=1229841-47+387=1181339+(495-92)=742354-195=15977+103=180826×7-425=535789+366×2=821240+245+885=1370784-(23+679)=8284+866-179=771483+121×2=725954+553+787=2294134+262=396656+924+992=2572492-54×4=276950-(213+474)=26314+525+22=56198×4+252=644890×(702-697)=4450208-59=14942+172=214445-295-51=99407+847-355=899519-(471-316)=364504-238×2=28846+(349-225)=970740+187×5=1675262+152=414615+268×2=1151413+(472-344)=54151×(324-321)=15311+579+363=953805+159-761=20366+165=231288×2+494=1070403-219=18435×(285-278)=245343+635=978525+552+676=1753548-411=137519+370-507=382381-358+132=155155×7-446=639103×9-302=625565-(539-261)=287939-916+709=732957-(412-335)=880321-29=292169×(109-104)=845103+315-130=288820+(940-107)=165319×(363-359)=7692+483-67=50816×(235-227)=128378+314=692980-(433+151)=39685-(147-100)=38972-(108+436)=428126+197=323116×7=812698+327=1025706×(360-352)=5648919-56-448=415364×2=728378+(157-76)=459281+180-67=394101+241=342111×(41-32)=999515+850+963=2328771-18×4=699791-144=647452-422+298=328166+191=357966+829=1795314-263+145=196131+77=208162+182+155=499283+207=490637+640-733=544299-59×4=63421-82×5=113/6-2/6=1/645+265=310689×(614-610)=2756723+179-294=608764×6-192=4392723-21=702277-(32+196)=49572+904=1476836-(115+471)=250668-47×9=245508-211=297163×2+406=732523+293=816690-127×5=5585×6=510395-117-146=132242-(118+17)=1072/3-1/3=1/3215×9-927=1008304-243+208=26938×7+738=1004877-114×3=535324+(389-372)=341261+64×2=389336-117=219228-217+330=341101×5=505221-(74+58)=89339-(308+20)=11334-28×8=11093×7+135=786147+755=902113×3=339449×2=898142×5+954=1664121-(137-76)=60651-(102+373)=176559+18-131=446639×4=255656×3+991=1159879×4-887=2629964-(534-187)=617416-115-46=255905-(322-235)=818477-(181+207)=89725-13+433=1145479+114×4=935177×5=885149×(65-61)=596560-(105+143)=312213-(498-383)=98814-(773-689)=730714-291+912=1335585×(399-394)=2925411×(971-965)=2466783×(373-367)=469883×8-583=81366×2-481=251465-358+586=693112+887-201=798428×2=85655+841+84=980346+(356-95)=60732+452-438=46833-344-59=430954-(947-514)=521659+730+805=2194478-(115+218)=14592×(403-394)=828374+549+158=1081137+762+603=1502683-79=604403-358+417=462404-19-385=0562-428+298=4321/7+3/7=4/7362-97+134=399133×4=532609+757=1366416-48-268=10086+80=166462-(168+222)=72205-(33+14)=15834×7=238622-297-161=164909-568=341736-588+896=1044168+224×3=840367-(425-73)=1515+559+138=712165-103-53=9442-127=31566+(459-301)=22444+262×3=830967-(688+73)=206138+(323-53)=408931-700-75=15663+385+326=774432×2=864776×7=5432302+307=609869-541=328246+22+91=359391-176+145=360142-33×4=10443+(156-116)=483150-(21+12)=11744×(141-133)=352491×2-501=48113×4+170=222473-(385-175)=263346×4-498=886617×5=3085278×3=834314+(360-150)=52479×(347-339)=632450-263-116=7190×8-338=382978-781-26=171223×4-771=121578+701+656=1935888-83×7=307365-63-234=6848×(202-193)=432398+(776-65)=1109171×4-633=51105×5=525462-(95+347)=20339-(78+34)=227317+148-113=35292-17+121=196173-(116-23)=80158×2=316820-133+827=1514425-159-162=10479×(271-266)=395918+659+873=2450602-19-580=374×5=370407-138=269291×2=582410+(449-374)=4852/7-1/7=1/7812-(313-154)=6532/6+4/6=1788×9=7092331-27×8=115417-363=54675+(865-118)=142287+204=291114+(919-746)=28755×(292-288)=220510-(645-230)=9595+245-105=2354/9-1/9=3/9539-89-51=399812-398+597=1011123-29×2=65452-(161+44)=247887-(979-486)=394132+195-271=56467-236+42=273430+947-953=424199+188-229=158987-(654-432)=765186+120=306902-314+563=1151382×9=3438555×2=1110309-298=11273-171+131=233769-(211+430)=128869-172+684=1381358-180+114=292315-(443-375)=247392-(240+99)=53446-(443-109)=112992-395-135=462903-151+651=1403150×9=1350183×4-394=338110×4=440454-168-286=076+437×2=950453-68=385845×6-546=4524772+817+732=2321113×4=452117+18×8=261270+(74-71)=273839-90-656=93851-297=554210-(451-254)=13180+68=248480-373-50=57425-52×6=113727-(78+316)=333380-101×3=77421-(912-825)=334198-161+246=283489+29×6=663143+(762-313)=592685×8=5480531-63-213=255642×8-203=4933281-12×3=24523+575+374=972997-233-104=660150-(52+33)=65448-419=29374-84+129=419234×3-647=55229-63×2=103929+274=1203367+56-418=5724-244-193=287768+(976-902)=842366-47-231=88772-(938-200)=34998-(53+685)=260215+561+107=883426-(37+35)=3543/6-1/6=2/61/4+2/4=3/4322-86+211=447335-283-30=22385×(122-117)=192516+269+435=720114×7-142=656406-62×4=158212+(630-464)=378975-44-919=12591-(121-48)=51887×6-15=507617-557+921=981611+281×2=1173847-23×3=77842×(39-34)=210823-229×2=365502-202=300275-(446-201)=30480×2-109=851304-(281-214)=237154+325-104=375425-(151+21)=253959-84×8=287954-173×3=435604-573+493=524858+844+701=2403380-31-319=30987-(482-245)=750466+16×4=530223+(468-333)=358285-(240+34)=1138+60=98337-46×2=24511+317+322=650444×(363-359)=1776429-22+92=499161-(161-73)=73151+126=277204-26×3=12669×(299-290)=621280×2=560785-661-97=27784-(144+190)=45082×6-344=1481/8+5/8=6/8563-16=547693×7-721=4130378-292+40=126932-242-493=197829×8-324=6308433+(63-18)=478363-225+649=787493-(407-188)=27432+(423-386)=69159+92=251403-(315+83)=5225×(373-369)=900529×(97-89)=4232299+228+22=54943×8+286=630432-118=314105×6=630229-(343-310)=196454-254=200465-(119+246)=100383+(966-221)=112887+(319-255)=151118×5-383=207708+984-911=781656×4=2624219+24-54=189408-168=240352-33+26=345321+223+550=1094162-92+209=279411+415+633=1459682-182-296=204202+278-127=353360-239=121171+66=237292+191=483398-(13+251)=134331-108=223321+134×2=589666+970+207=1843590-547=43565+123×5=1180704+377=1081858-333×2=1927/10+2/10=9/1048×7-91=2457/8-1/8=6/8461-96×2=269491-(469-367)=389311-11-292=8308-37×3=197288-206=82427-331-52=44617-(57+43)=51770×8-419=141709-311+938=133649+99=148190+(582-339)=433420×2=840749+(513-29)=1233306-(90+121)=9532×2=64435+36-50=421477-245-176=56346-28×5=206175-39=136826-71-428=327308-69×2=170108+306-219=195520+144+94=758258+48×8=642894+783-521=115613×6+215=293120+212=332684+88×2=860212×3+204=840157+67-10=214102×7-664=5086-39+159=206350+85-351=84184×4-358=378122×6-449=28374×5+842=1212697×(945-940)=3485567+(408-137)=838484+(91-39)=53616+(376-174)=218257+202-222=237146+303-59=39097+133+490=720357×2+724=143848+263×2=574282+(378-201)=459565+47+388=1000183×6-843=25582×9-297=441122+345=467887-487+704=1104729×2-583=875440-(467-405)=378426+34-110=350114+355=469383+182+389=954450+226=67689×9-226=575404+866+124=1394199-(380-239)=58119×(375-367)=952776-164×3=284267+36×5=447846×(42-37)=4230456-(179-168)=445694-108=586452+(325-169)=608240×3-145=575440-130-156=154379×(940-935)=1895516+170+71=757190×5-560=390380+593-348=625442-227-147=68565-292=273958-370-233=355325+24×5=445362+123=485611×(965-961)=2444746-320×2=106243+613-564=292462-18=44484×9-612=144136-17=119115+486=601881-224-204=453134+359=493192×(299-294)=960343+133=476812-430=38268×8-343=20134×6+79=283202-65+311=448396-(156+101)=139141×(566-560)=8464/8-2/8=2/8373-247-62=64209×2=418391-57×2=277925-706=219193-115+29=107352×(598-589)=3168230+757=987265-75×2=115203×2=406107×(305-297)=856747-81×6=261255-(355-311)=211873-773+950=1050877-(179+76)=6223/9-1/9=2/9640-341=299198×2+346=742125+(956-198)=883382-39×2=304491-81-45=365119+330-382=67165×(459-453)=990168-(319-246)=95669-48×3=525159+66×8=687479-(162+49)=268488×2+37=1013861-27×3=780326-140=18683×(425-418)=581670+(982-588)=1064462-(155+186)=121271-(73+22)=176810-(685+43)=8253×4-189=23417-398+227=246683-(547-411)=547365-323=42803-223+346=926471-158-199=114100+45+438=5832/7+3/7=5/7780-285×2=210557-(533-498)=522167×(28-21)=1169338-(110+202)=26766+330×3=1756140×(224-220)=560987-265+628=1350316-(482-338)=17