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228-43-29=757-301+740=746×8-407=91×2=415+694+195=368+(465-178)=138-(226-120)=155-(203-143)=315×2+75=590-23-527=191-20×6=185-(111+43)=292-(294-248)=23+256+516=89×3=109-(224-166)=305-110-154=98-(448-396)=92×5+678=478-160-183=111+318=177+404+383=109×2=79+223=176-124+318=1/4+2/4=200×4=37+292+468=241×(156-153)=677-312×2=38×8=793-365+271=346-341+429=41×(248-245)=442-156=488-(203+174)=321×5-373=121+317=810-685=481-(50+414)=390-(222+157)=524+157+15=267+138=128+748+902=523-479=274+126×3=427-61×4=809-122=339-(43+105)=251+177-398=288×3=380-191-140=76+221-194=201-109+58=577-49×2=344+704=630-515=299-(65+38)=330-222+30=430-(132+102)=470-377-12=783-(311-38)=429+551-281=75×(976-971)=208-146+744=172-114+143=631-122-377=49+(500-340)=319-208=794+174+361=338+(171-124)=433-150=73+397-11=389-164-40=21+101+654=823×(511-508)=686-290×2=3/4-1/4=345×5-322=166-162+213=193-93+108=4/8-3/8=54×3=114×8-268=32×2=853×6=263×3-579=34×(471-464)=499×3=628×9-391=268-(13+131)=828+538=854-156×3=127+(880-820)=373-(268-92)=866×(520-514)=478-302=183×5-249=150+(394-45)=593+233=294-165+138=66+21=731+291-678=217+(64-47)=229×2+469=951-482+647=495-427+283=176+312=499-291=329+223+437=52+136=735×4-78=10+95+480=398-(153+104)=474-51×3=825-123-633=643×(833-830)=412+108=452×2-556=561+142×5=481-183-258=1/6+3/6=247-(492-473)=225×3=78×(124-117)=293+137=401-147×2=374+(683-375)=420+190×3=462-(397-22)=75×5+270=774-(121+19)=296-234+379=873-74-88=36×6+246=301+(411-225)=763-(165+569)=438-393+115=450-18=866×7-986=562-(843-395)=295+(459-406)=297-(194+102)=305×2-442=309-(21+203)=493-214-12=884+723-818=289+688+93=788+336+447=125-(12+22)=473-21×9=713-233-63=450+39-83=271+(352-46)=293-233=180-59×2=243×(370-366)=27+66×2=482×(84-76)=246+112+294=182-162+287=123×4-242=166-13×8=239×2-29=476×9=222×3+117=341+430+197=478-(150+50)=460-(268+43)=331+(466-137)=168+388×2=821+(948-804)=478×7=321-296+286=705+667-289=98×3+500=993+67+193=169+263-19=303×3=893-(318+552)=933+59×9=736+353-452=406-125=833+230=1/7+5/7=728-(298+302)=36+316-243=730+165+84=88×(299-293)=58×7=190-55×3=948-518-337=481+25×4=109+85-58=960×7=429×2+251=455-202×2=370-120-124=969-33-422=600-497=217-(974-876)=347+121×4=223-16=276-250=100+64×6=811-132-258=632+114×4=133+156-24=760-157×3=76×(70-67)=106×2=111×5+55=468-(148+146)=375-(492-338)=474-(453-194)=105-(236-149)=468-(11+99)=247×4-419=889+558-551=244+99-91=325-78-149=470×9-102=643-(691-392)=297-121×2=59×3-98=917-690+597=358-98+181=929+(940-151)=285-(80-38)=129+265-289=2/9-1/9=451+(208-43)=318-(218+82)=240+74×4=38+68×4=535-(559-208)=222-42×3=307-(282-203)=354-205+254=109+(487-379)=40×(74-69)=89×2=39+177×2=670-153×3=261-65-33=953-(90+134)=388+88=889×3=283+116×2=527+144=483×(229-224)=163+(506-67)=237-207=783-(171+477)=190-112=600-250-158=213+863+620=965-362-273=245+(495-194)=500-(16+165)=302+(179-12)=463-337+325=380+117=475-87×2=473-382=465-(56+368)=296-177-27=582-(795-450)=56+280-129=2/3-1/3=433-(305-115)=81×4-48=810+504+291=413×2+743=463-63-24=111×5-221=512-(229+280)=113+(211-167)=164-83-73=60×(119-116)=935-33-408=368+123=773+351+842=287+151=317-45+457=500-49×9=407-340+245=864×9-836=310-283=319-37×6=34+420-350=228+55=135×6=327-(426-120)=333+643-742=104×6-146=337-125×2=406-43=824-208×3=349+112=700+(240-190)=173×3+774=665×6-261=349-198+279=312×3-678=668-(985-699)=325+894+877=675-16-460=137×(313-308)=652+(613-477)=574+420+155=115×5+410=273×3-583=596-(106-59)=243×2=757+557-905=844-619+236=641-547+884=575×4=831-165+335=363-206=819-427-98=269×2=945-265+839=761+(422-280)=80+347=630-160×3=783×7-893=10+435-304=440×5=836-(97+99)=107-31×2=99+84×7=233×(290-287)=134×7-500=680+137×6=122+208=584+702-48=960-(829-193)=282-(62+96)=397+318+86=827-206+921=156×2=892-51×9=160×8=4/6-1/6=228-138=151×3+135=32+738+370=529+164+362=132+91-124=797-635+858=831+708=873+382-812=85+20=265-(195-145)=3/9-2/9=28+611+584=255+133-280=326-(260-34)=66-10×3=678×6-743=472+229+13=503×(309-302)=86+69=227+(761-755)=915+327+996=852-363=540×4-809=491-(213+63)=545×8-523=66×(357-354)=126+(221-109)=231+36×7=391-(993-893)=572+680-728=418-(669-269)=922-38×7=4/8+3/8=944-(19+208)=860-(243+424)=100+842-645=739-(195-86)=426×(424-416)=676+(825-128)=280-11×4=28×9=659+(685-306)=381+114×3=231×6-78=836×(432-426)=171+762-722=295×3-48=946-102×6=117×7+385=710×9=295+137+497=327-84×2=896×(847-838)=701+260=80+444×2=284×2+396=867-(734+132)=544×(408-405)=110-59+706=401×2-738=765-92+511=413-183+130=681-(653-528)=154+294=408-202=304+(235-154)=901+719=313×(364-361)=361-(20+299)=707-(231+229)=710×(582-575)=405×(883-877)=223-(504-308)=916-(654-279)=442-252+258=679×7=775-45=287-100=194+(350-318)=346-310=114×6=71-33+384=111+299=742-(258+264)=305-(381-229)=551-281-67=213×(287-280)=153-(452-309)=70+(152-49)=60+357+206=393-140-237=467-43-393=716×(980-972)=96×(67-64)=19×7=791-189×4=402-278+210=203+269×2=460-398=352+590=338+(378-177)=388+390+114=365+381=970-849=165×3-436=30+45-64=204×5-922=22+413+187=1/6+5/6=8/10-1/10=264-(124+63)=35×(313-306)=37+376+826=27+710+176=746-125×5=718+(829-781)=4/7+2/7=127+87+379=767-14×6=287+158+550=243×4=332-23×7=805-589+586=141+717+70=229+164-187=39×2=163+47+127=153×3+673=110×8-769=587×(836-827)=611-(144+199)=170×3+28=256+200-425=62+506+53=3/6+2/6=723-(151+517)=852-59×3=969-116=493-(258-148)=424-241-152=197×5=111-42-29=367+565-465=196×(130-126)=219+269=430-(115+139)=190+(973-404)=606×(209-206)=59+439-342=254-(383-358)=305-134=399-11-177=504-(680-185)=616+744+292=479-375-14=296-32×2=403-152=110×8-578=939×(156-147)=148+281-115=825-(236-87)=574+(661-78)=413-(150+125)=237×(256-250)=496-366+867=771-311=82×(199-192)=500+287=277×2-395=446+168×3=237+118×6=444×(242-235)=768×6=165+(226-198)=490+26×6=78-66+197=545×8=235-(345-153)=777-137-324=39+25=253×8-111=302×(771-763)=303-63×3=903+(428-107)=126-94=325+68-117=3/6-2/6=338×5=347-84×3=416-41×8=2/5-1/5=770-41×5=95+(910-114)=936-101×5=805-(420-80)=140+(382-238)=472-(448-141)=715×4=581×(739-735)=453+774=327+271+82=510+50-529=891-(169+719)=139+320=241+177=307×2-42=874-407-248=900+(183-21)=276+201=737-192×3=251+986+105=146×(203-194)=470-439=394-222-55=736-148-375=322×8=793-(709-160)=519-384+659=948-458=74×8-587=416-243+124=418-87=663×6-977=450-52×3=284+336=666-34+546=371+981+314=694×3-432=206-138-65=32×6+423=985-178-654=29×(287-282)=237×(52-48)=5/7-2/7=363+874-406=643-13=278+30×7=62×5+476=184+182=253-(88+12)=216×(70-67)=477-355=933-(737+106)=438-50-10=934-533+14=14×3+298=36+102+232=201×(408-405)=440-(34+334)=247-37×3=568+(918-707)=605-167=923-388+445=378+(423-238)=910-193-30=86×7-508=114×7=48+220+335=311+886+898=51×2+569=276-121×2=675-225-405=157+327=554×(178-171)=421-24×8=952-400=53×7-70=766+704-337=19×2-14=254-106-74=507-129-323=80×(490-486)=355×2-651=227-147-57=452-(386-244)=691+121+160=346-343+202=485-(72+288)=228×3=182×5-207=2/7+4/7=133+905-975=516+638+290=315-199+57=717-594=243+(338-22)=361-148=349+120-49=736×6=82×4+223=156+119+17=35+(410-188)=237+(79-42)=92×5+324=703-439=277×3-484=390×2=493-(104+254)=134×5=482-(196+200)=257×2=255+191-48=291×3-196=335-164×2=941-402=155-(212-75)=540-15×7=63×5=128×(307-301)=212+213×2=5/8-1/8=328+225=3/5+2/5=645-65-441=984+(489-70)=309+595+128=971-567=184×2+463=130×6=72×6+28=970-29×6=884-591+657=184×(396-393)=926+123-102=140+422-281=922-69-191=458×(139-132)=303+(567-414)=188+52×7=495-77×3=451-(124-34)=734-706=500×4-787=260×2=901-123+863=246-49×4=467+(181-101)=45+711+104=111×(317-309)=127+660+26=989-683=659+661=131×5=372+(339-65)=347+102=248+497=450-20×7=861-(762-22)=185+29-67=282+906=110+243=262-62-24=55+(651-555)=384+(453-374)=800-62-508=249×5=418+407-102=696-(685-66)=280-(125-80)=66×(136-129)=920-280-86=612×5=258-22+90=230+59=179+791=126-(41+46)=6/9+2/9=759-(941-659)=406-128+155=25×3+268=990-183×3=220×4=221-124=392+(910-831)=308+35-279=387+464+148=817×4-862=754+857-539=261+122-181=885-350=412-193=466-115-88=752+477+49=741+507-453=473×(774-767)=682+141×3=180+206=954+936+189=33+(396-194)=815-45×2=389-57+142=446+395=934-92=102+194×2=90×(442-438)=196+227=204-203+155=608-(196+179)=200×(216-208)=295×2-485=100×4+436=436+885-633=441-(455-201)=248×2=774+(869-180)=995-292-164=109×(89-86)=6/8-1/8=96+345+76=220-(72+20)=223×2=415+(993-871)=927-192=337-(396-132)=225+825=949-(367+279)=221-(458-338)=775-(610-101)=422×(69-65)=674×8-553=276×2-157=124×(479-476)=295+58+134=539+143-134=96+224=827-(336+29)=162×(45-41)=836-(294-278)=233+162+512=82×2=267×7=381+(426-310)=193-58×3=627-166+647=22+344-157=448-(121+245)=231×2=554-213-202=255-94×2=23+452-253=536+728-923=830+773-461=610-349+463=268+211×2=177+289-406=338-274=174-105+166=1/6+4/6=481+(126-27)=390-96×3=975-395×2=105×8+569=542-(296+155)=953+163×3=982-(78+53)=405+(359-108)=137×3-110=119+584+235=616+124=198×2+542=134-95+483=814+(257-130)=464-(337-61)=387×3-537=304-153=708-193+737=183×5-391=990-63+369=694-407-129=448-(72+93)=431-283+313=746+143=488+93=483+(164-103)=286-(256-111)=500-98-392=74×6+495=127+63=380+791=539-(288-81)=272+76-251=490-105-305=520×8-211=353+(428-77)=363-(12+32)=389-(295+13)=423-58-359=465×3-442=296×(427-424)=154-(131-51)=115+174=403+718-428=977-123=247+275+215=906-38×9=234-140-30=144×(401-396)=811-(681+96)=1/5+2/5=90×2-132=253+181-160=258-241+620=15×7=237+(449-128)=337-(299-293)=213+18-132=29×6-26=624×9=366-(37+183)=313-147=365-153=805-79×5=681-618-11=864×9=199-136=362-(815-759)=235+97+824=490-333=参考答案228-43-29=156757-301+740=1196746×8-407=556191×2=182415+694+195=1304368+(465-178)=655138-(226-120)=32155-(203-143)=95315×2+75=705590-23-527=40191-20×6=71185-(111+43)=31292-(294-248)=24623+256+516=79589×3=267109-(224-166)=51305-110-154=4198-(448-396)=4692×5+678=1138478-160-183=135111+318=429177+404+383=964109×2=21879+223=302176-124+318=3701/4+2/4=3/4200×4=80037+292+468=797241×(156-153)=723677-312×2=5338×8=304793-365+271=699346-341+429=43441×(248-245)=123442-156=286488-(203+174)=111321×5-373=1232121+317=438810-685=125481-(50+414)=17390-(222+157)=11524+157+15=696267+138=405128+748+902=1778523-479=44274+126×3=652427-61×4=183809-122=687339-(43+105)=191251+177-398=30288×3=864380-191-140=4976+221-194=103201-109+58=150577-49×2=479344+704=1048630-515=115299-(65+38)=196330-222+30=138430-(132+102)=196470-377-12=81783-(311-38)=510429+551-281=69975×(976-971)=375208-146+744=806172-114+143=201631-122-377=13249+(500-340)=209319-208=111794+174+361=1329338+(171-124)=385433-150=28373+397-11=459389-164-40=18521+101+654=776823×(511-508)=2469686-290×2=1063/4-1/4=2/4345×5-322=1403166-162+213=217193-93+108=2084/8-3/8=1/854×3=162114×8-268=64432×2=64853×6=5118263×3-579=21034×(471-464)=238499×3=1497628×9-391=5261268-(13+131)=124828+538=1366854-156×3=386127+(880-820)=187373-(268-92)=197866×(520-514)=5196478-302=176183×5-249=666150+(394-45)=499593+233=826294-165+138=26766+21=87731+291-678=344217+(64-47)=234229×2+469=927951-482+647=1116495-427+283=351176+312=488499-291=208329+223+437=98952+136=188735×4-78=286210+95+480=585398-(153+104)=141474-51×3=321825-123-633=69643×(833-830)=1929412+108=520452×2-556=348561+142×5=1271481-183-258=401/6+3/6=4/6247-(492-473)=228225×3=67578×(124-117)=546293+137=430401-147×2=107374+(683-375)=682420+190×3=990462-(397-22)=8775×5+270=645774-(121+19)=634296-234+379=441873-74-88=71136×6+246=462301+(411-225)=487763-(165+569)=29438-393+115=160450-18=432866×7-986=5076562-(843-395)=114295+(459-406)=348297-(194+102)=1305×2-442=168309-(21+203)=85493-214-12=267884+723-818=789289+688+93=1070788+336+447=1571125-(12+22)=91473-21×9=284713-233-63=417450+39-83=406271+(352-46)=577293-233=60180-59×2=62243×(370-366)=97227+66×2=159482×(84-76)=3856246+112+294=652182-162+287=307123×4-242=250166-13×8=62239×2-29=449476×9=4284222×3+117=783341+430+197=968478-(150+50)=278460-(268+43)=149331+(466-137)=660168+388×2=944821+(948-804)=965478×7=3346321-296+286=311705+667-289=108398×3+500=794993+67+193=1253169+263-19=413303×3=909893-(318+552)=23933+59×9=1464736+353-452=637406-125=281833+230=10631/7+5/7=6/7728-(298+302)=12836+316-243=109730+165+84=97988×(299-293)=52858×7=406190-55×3=25948-518-337=93481+25×4=581109+85-58=136960×7=6720429×2+251=1109455-202×2=51370-120-124=126969-33-422=514600-497=103217-(974-876)=119347+121×4=831223-16=207276-250=26100+64×6=484811-132-258=421632+114×4=1088133+156-24=265760-157×3=28976×(70-67)=228106×2=212111×5+55=610468-(148+146)=174375-(492-338)=221474-(453-194)=215105-(236-149)=18468-(11+99)=358247×4-419=569889+558-551=896244+99-91=252325-78-149=98470×9-102=4128643-(691-392)=344297-121×2=5559×3-98=79917-690+597=824358-98+181=441929+(940-151)=1718285-(80-38)=243129+265-289=1052/9-1/9=1/9451+(208-43)=616318-(218+82)=18240+74×4=53638+68×4=310535-(559-208)=184222-42×3=96307-(282-203)=228354-205+254=403109+(487-379)=21740×(74-69)=20089×2=17839+177×2=393670-153×3=211261-65-33=163953-(90+134)=729388+88=476889×3=2667283+116×2=515527+144=671483×(229-224)=2415163+(506-67)=602237-207=30783-(171+477)=135190-112=78600-250-158=192213+863+620=1696965-362-273=330245+(495-194)=546500-(16+165)=319302+(179-12)=469463-337+325=451380+117=497475-87×2=301473-382=91465-(56+368)=41296-177-27=92582-(795-450)=23756+280-129=2072/3-1/3=1/3433-(305-115)=24381×4-48=276810+504+291=1605413×2+743=1569463-63-24=376111×5-221=334512-(229+280)=3113+(211-167)=157164-83-73=860×(119-116)=180935-33-408=494368+123=491773+351+842=1966287+151=438317-45+457=729500-49×9=59407-340+245=312864×9-836=6940310-283=27319-37×6=9734+420-350=104228+55=283135×6=810327-(426-120)=21333+643-742=234104×6-146=478337-125×2=87406-43=363824-208×3=200349+112=461700+(240-190)=750173×3+774=1293665×6-261=3729349-198+279=430312×3-678=258668-(985-699)=382325+894+877=2096675-16-460=199137×(313-308)=685652+(613-477)=788574+420+155=1149115×5+410=985273×3-583=236596-(106-59)=549243×2=486757+557-905=409844-619+236=461641-547+884=978575×4=2300831-165+335=1001363-206=157819-427-98=294269×2=538945-265+839=1519761+(422-280)=90380+347=427630-160×3=150783×7-893=458810+435-304=141440×5=2200836-(97+99)=640107-31×2=4599+84×7=687233×(290-287)=699134×7-500=438680+137×6=1502122+208=330584+702-48=1238960-(829-193)=324282-(62+96)=124397+318+86=801827-206+921=1542156×2=312892-51×9=433160×8=12804/6-1/6=3/6228-138=90151×3+135=58832+738+370=1140529+164+362=1055132+91-124=99797-635+858=1020831+708=1539873+382-812=44385+20=105265-(195-145)=2153/9-2/9=1/928+611+584=1223255+133-280=108326-(260-34)=10066-10×3=36678×6-743=3325472+229+13=714503×(309-302)=352186+69=155227+(761-755)=233915+327+996=2238852-363=489540×4-809=1351491-(213+63)=215545×8-523=383766×(357-354)=198126+(221-109)=238231+36×7=483391-(993-893)=291572+680-728=524418-(669-269)=18922-38×7=6564/8+3/8=7/8944-(19+208)=717860-(243+424)=193100+842-645=297739-(195-86)=630426×(424-416)=3408676+(825-128)=1373280-11×4=23628×9=252659+(685-306)=1038381+114×3=723231×6-78=1308836×(432-426)=5016171+762-722=211295×3-48=837946-102×6=334117×7+385=1204710×9=6390295+137+497=929327-84×2=159896×(847-838)=8064701+260=96180+444×2=968284×2+396=964867-(734+132)=1544×(408-405)=1632110-59+706=757401×2-738=64765-92+511=1184413-183+130=360681-(653-528)=556154+294=448408-202=206304+(235-154)=385901+719=1620313×(364-361)=939361-(20+299)=42707-(231+229)=247710×(582-575)=4970405×(883-877)=2430223-(504-308)=27916-(654-279)=541442-252+258=448679×7=4753775-45=730287-100=187194+(350-318)=226346-310=36114×6=68471-33+384=422111+299=410742-(258+264)=220305-(381-229)=153551-281-67=203213×(287-280)=1491153-(452-309)=1070+(152-49)=17360+357+206=623393-140-237=16467-43-393=31716×(980-972)=572896×(67-64)=28819×7=133791-189×4=35402-278+210=334203+269×2=741460-398=62352+590=942338+(378-177)=539388+390+114=892365+381=746970-849=121165×3-436=5930+45-64=11204×5-922=9822+413+187=6221/6+5/6=18/10-1/10=7/10264-(124+63)=7735×(313-306)=24537+376+826=123927+710+176=913746-125×5=121718+(829-781)=7664/7+2/7=6/7127+87+379=593767-14×6=683287+158+550=995243×4=972332-23×7=171805-589+586=802141+717+70=928229+164-187=20639×2=78163+47+127=337153×3+673=1132110×8-769=111587×(836-827)=5283611-(144+199)=268170×3+28=538256+200-425=3162+506+53=6213/6+2/6=5/6723-(151+517)=55852-59×3=675969-116=853493-(258-148)=383424-241-152=31197×5=985111-42-29=40367+565-465=467196×(130-126)=784219+269=488430-(115+139)=176190+(973-404)=759606×(209-206)=181859+439-342=156254-(383-358)=229305-134=171399-11-177=211504-(680-185)=9616+744+292=1652479-375-14=90296-32×2=232403-152=251110×8-578=302939×(156-147)=8451148+281-115=314825-(236-87)=676574+(661-78)=1157413-(150+125)=138237×(256-250)=1422496-366+867=997771-311=46082×(199-192)=574500+287=787277×2-395=159446+168×3=950237+118×6=945444×(242-235)=3108768×6=4608165+(226-198)=193490+26×6=64678-66+197=209545×8=4360235-(345-153)=43777-137-324=31639+25=64253×8-111=1913302×(771-763)=2416303-63×3=114903+(428-107)=1224126-94=32325+68-117=2763/6-2/6=1/6338×5=1690347-84×3=95416-41×8=882/5-1/5=1/5770-41×5=56595+(910-114)=891936-101×5=431805-(420-80)=465140+(382-238)=284472-(448-141)=165715×4=2860581×(739-735)=2324453+774=1227327+271+82=680510+50-529=31891-(169+719)=3139+320=459241+177=418307×2-42=572874-407-248=219900+(183-21)=1062276+201=477737-192×3=161251+986+105=1342146×(203-194)=1314470-439=31394-222-55=117736-148-375=213322×8=2576793-(709-160)=244519-384+659=794948-458=49074×8-587=5416-243+124=297418-87=331663×6-977=3001450-52×3=294284+336=620666-34+546=1178371+981+314=1666694×3-432=1650206-138-65=332×6+423=615985-178-654=15329×(287-282)=145237×(52-48)=9485/7-2/7=3/7363+874-406=831643-13=630278+30×7=48862×5+476=786184+182=366253-(88+12)=153216×(70-67)=648477-355=122933-(737+106)=90438-50-10=378934-533+14=41514×3+298=34036+102+232=370201×(408-405)=603440-(34+334)=72247-37×3=136568+(918-707)=779605-167=438923-388+445=980378+(423-238)=563910-193-30=68786×7-508=94114×7=79848+220+335=603311+886+898=209551×2+569=671276-121×2=34675-225-405=45157+327=484554×(178-171)=3878421-24×8=229952-400=55253×7-70=301766+704-337=113319×2-14=24254-106-74=74507-129-323=5580×(490-486)=320355×2-651=59227-147-57=23452-(386-244)=310691+121+160=972346-343+202=205485-(72+288)=125228×3=684182×5-207=7032/7+4/7=6/7133+905-975=63516+638+290=1444315-199+57=173717-594=123243+(338-22)=559361-148=213349+120-49=420736×6=441682×4+223=551156+119+17=29235+(410-188)=257237+(79-42)=27492×5+324=784703-439=264277×3-484=347390×2=780493-(104+254)=135134×5=670482-(196+200)=86257×2=514255+191-48=398291×3-196=677335-164×2=7941-402=539155-(212-75)=18540-15×7=43563×5=315128×(307-301)=768212+213×2=6385/8-1/8=4/8328+225=5533/5+2/5=1645-65-441=139984+(489-70)=1403309+595+128=1032971-567=404184×2+463=831130×6=78072×6+28=460970-29×6=796884-591+657=950184×(396-393)=552926+123-102=947140+422-281=281922-69-191=662458×(139-132)=3206303+(567-414)=456188+52×7=552495-77×3=264451-(124-34)=361734-706=28500×4-787=1213260×2=520901-123+863=1641246-49×4=50467+(181-101)=54745+711+104=860111×(317-309)=888127+660+26=813989-683=306659+661=1320131×5=655372+(339-65)=646347+102=449248+497=745450-20×7=310861-(762-22)=121185+29-67=147282+906=1188110+243=353262-62-24=17655+(651-555)=151384+(453-374)=463800-62-508=230249×5=1245418+407-102=723696-(685-66)=77280-(125-80)=23566×(136-129)=462920-280-86=554612×5=3060258-22+90=326230+59=289179+791=970126-(41+