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215+154=236+217-400=230×2=871-152+36=370+65=34×2+71=404+17+432=251+898+338=191×7=531+(675-170)=730×9-43=50+91+604=739×(991-988)=800-(171+309)=789+566+50=432+(661-615)=92×6=751×6-458=850-461+474=458-213=894-676+493=4/6+2/6=900-211-116=416-342=669-(659-497)=919-850=715-(913-823)=288-15+960=489-(11+271)=461+54×2=363-100-263=493-282=482-(92+204)=814+161×2=236-86=208×2+330=31+246+213=606×8-455=399+(416-383)=154×(152-149)=148+(676-318)=19×(240-233)=470-193-153=28×7=177-27×4=55×4+859=195+191+844=945+209+147=465-263-100=279-25=565-88×2=392-120×2=76×7=20×(93-85)=558×4=185+373+29=640-463=130+172-118=304-150×2=104×4+69=864+691=229+56=489-47×3=655×(880-875)=323+(127-32)=690-512=149+627+605=395-(99+204)=779+154-828=664+(465-47)=121×5+882=697+46+127=65+763+341=676×3-166=509-146×2=237×3-38=753-93-77=110+(990-78)=350×5=331+(288-169)=243+590+493=414-85-39=250-(233-62)=208×(171-167)=805-(261+84)=280×(493-486)=255+(530-328)=948-21×5=385+(916-210)=353×4-952=165+(745-321)=189×4=880-(149+615)=118+329-112=916+266=886-315=287+318=157+77×2=462+85×6=360-109-208=338-(87+38)=488×2-744=62-59+428=3/8+2/8=236×2=240+(471-438)=14×(452-446)=314-(482-252)=59+210=339-117+246=142×5=300+32+132=178+280=956+(824-537)=376×2=132×5-118=488-(386-123)=56+566+58=892-642=807-525+844=3/6+2/6=224-10-130=951-148×2=929+741+37=460-324+182=178×5-80=889+743+73=81+51×7=300-108-106=492-266+45=968+529-180=491×(483-480)=223-93+201=1/8+6/8=184+552+171=2/4-1/4=373-(444-142)=467-286+286=104+(343-104)=455-355=80+14=223+428+341=306×4-694=734-(575-199)=145+74=130×3-150=851-(214+604)=675+651=224-189=123-76=869+532+615=433-(229-119)=109×8=188-10×6=17×3=938-63×4=985-46×4=360-98×3=967+(933-857)=91×(313-310)=126+(444-80)=545+374-559=221-169=117×5-435=407-77+299=90×3=829+(464-441)=95×8=25+129+688=82×2=333+(257-39)=494-65×3=806-23×7=741-69×9=595-(707-698)=277+515-130=4/7-3/7=356-(311+20)=53+(931-126)=315-(231-79)=169×3+343=403+83=177×2-73=293+133-306=426×(508-501)=267-106×2=408-30=396×(605-602)=4/9-3/9=761+93×8=79+338=322-(635-433)=147×4+138=778×7=595-(177+347)=168+436-175=122+173=503-72×2=504-(885-818)=477-(428-423)=454+40-79=27+(364-159)=525+33+364=399-184-62=1/7+2/7=586-187-202=20×8+406=318-83-86=120+33=891-729-21=758-144+638=869×8=440-14×9=510+353-262=137-29+844=303-(345-168)=18+160-32=269+736-668=874-763=222-191=193×3=292-(368-183)=261-(368-178)=297-255=539+74×7=89+417+470=361-(167+181)=197-83+309=326-39-46=646-61×3=401-121-172=463×2-120=199+(415-77)=547+562=91×6-451=303-121-60=596-105-74=570-(403-251)=172-(76+47)=63+66=286+266+53=516×7-363=465-91-360=1/4+2/4=44×8=827+(931-909)=451-(133+131)=1/4+3/4=938-(215+18)=296-(856-807)=884-153×5=823-(91+373)=145×2-101=165+32-159=421-140+405=128+(953-762)=439+288-189=878×5-396=972+724=734×(333-330)=44+79=68+552-326=167-(400-311)=378+155+254=770-35=13×(225-222)=422×(314-305)=500+59×7=555+317=498+(93-42)=254-54+200=517-(606-425)=492-(434+20)=279-30×7=394-(430-400)=39×(346-337)=853+435-878=212+233=394+17-130=59×8+131=892×(821-818)=131+271=68×2+371=47×5+336=37+(470-307)=457+735+490=223-(34+19)=763-204-59=628+173+58=328×(339-335)=449-(602-303)=150+138×3=606+610=107×5=265×(29-23)=521×5-749=807+222×4=467+96×3=980-402=284+464=465+10×5=464-122+99=926+780-266=474×2-527=983-919-46=149+330=23×8-13=428+516=828-278=494+226-67=911-541=446+418-822=186-183+87=20+222+658=115-(189-129)=413-165=20+52=912-227×3=110+(437-171)=663×(838-835)=265-265+128=589×4-373=120×(333-329)=4/7-1/7=74×4+982=403+588+809=3/6-2/6=527-224=886-(907-171)=480+(454-394)=128+385+373=3/5-1/5=130+292+420=14+98×4=256+44×8=43×7+361=56×2+96=825×3=463-118=271+455+118=215-10×8=386×(635-628)=257×3-663=965-(276-268)=517+611-418=261+(332-266)=270×8=320-(362-190)=208+283×2=607×8-543=309-202-95=469+26×2=468+882=398-(132+211)=158×3+756=431×2-536=358-203+322=109+(264-138)=259-47=475+702+838=58×6=215×7=292-21×4=154+188=450-37=139×4+313=201×3=1/6+3/6=658×5-438=883-(271+396)=363-(31+111)=263-58=566-390=969-(278+631)=293-56×5=456-(28+367)=871+(377-181)=18×(273-269)=333-(291-48)=228+200-423=12×3+183=965-(133-117)=201+288=402-58-207=117×(307-302)=781-81-214=410+842=96+159=461-214+33=49×7-203=54×9=218+(422-123)=598-12+727=679×(82-76)=876×(587-582)=144-(266-209)=354-31-295=4/6-1/6=492-(123+116)=697×7-199=957-254-530=770-61+330=307-297+176=492+76×5=150+(732-221)=492-393+351=238-130=413+67-42=32-(257-250)=123×6+14=188+74×2=467+(403-318)=160×7-156=190-50=465×2=280-29×5=101+198=280+864+505=489-(18+348)=722×7-335=172+121=225+71-91=52×3=523+224=52×3+445=171+202=884-298=121×(680-674)=782-408-206=433-(464-159)=323-(76+63)=294×3-678=241+71=364-53×5=210-13×7=573-488=648-114-219=241×(268-264)=414-43×8=868×3-972=663-(613-427)=60+84+844=115×(472-464)=356-(63+244)=608-12-40=968×(614-611)=469-(431-71)=336-124-65=267+638-102=405+511+46=440-94-319=229-(340-318)=896-818-77=396-(152-104)=73+129-151=302+(300-223)=328×2+255=379-12×3=454-(382-203)=421-(18+152)=383-(17+85)=393-217+71=378-101-212=533+122×2=264+16×5=428-95×2=72×6+357=336×6-795=912×9=291-49=854×4-756=82-37=230-153+267=256+167-87=66-24=168×5-168=379+(275-128)=265×2=291-10×2=66×(477-473)=28×(40-34)=843-39×3=385+(750-384)=378×2-741=752+601-356=29×5=175×6=376+56×5=827-(157-68)=236-(290-219)=115×3-295=211-27×2=313-177=658-(124+10)=635×8-176=616×2=16×(432-425)=993+199=721+(892-797)=388-246-52=421+(261-142)=374-56×5=839-47-684=289-63-129=13×3=115×(363-358)=172+147-11=79×(126-123)=205+(202-61)=177-145+68=908-387×2=468-147-216=836-(317+173)=217×(257-254)=237×(203-200)=504-453=442-(190+209)=753×7=42×(420-417)=3/10-1/10=922+29+613=90+(911-320)=659-55=118+106-170=657+867-377=819-79×7=712-(515-259)=717-234-292=471-157×3=180+(388-175)=261+400+281=932-(643-391)=491-29×7=786+69×2=662-(242-138)=281+(310-76)=159-21×7=306-271+46=269+202=447-397=420-(40+292)=717-561+623=166×4=93+54×2=979-(359+241)=182+193=961+(906-417)=492+(984-788)=257-191=383-14×8=109×(431-423)=221×2+159=464-(30+198)=252×(177-174)=81+369+266=183+(405-51)=43×3=411×9-111=201+371=632×7-29=993-159×3=814-76×9=904-(13+602)=113+539=965-235×3=479+306+12=658-(919-520)=886-(404+221)=143×2+289=439-(67+139)=125×6-164=332-227=363-13×4=198+138-22=231-(16+154)=195-(487-354)=860-87+450=134+56-33=109×5=680+38+89=605-509+856=140+193-128=466-(205-86)=235+20-191=626-409-184=152×6-477=916-650=332-96-170=136-(352-216)=952×9=272-(465-355)=980-501-65=32+356-311=30+595+315=736+(868-190)=473-45×4=163×2+311=868-376=388+(912-465)=476-13-170=92×(287-280)=779-(838-458)=35×7=396-(119+258)=94×7=911-(148+296)=324-209-41=994-321×3=870+693-305=172+216-320=425-(163+246)=820-540+728=24+363+155=689-532-63=510×7-300=69+395=161+116=804+337+598=885-644=725-(26+478)=467-273-74=606-39=405+68=510-163+319=573+38+70=473-20-372=333+(175-17)=221+(276-45)=98×(272-266)=63×(422-415)=566×8-418=283-51×4=857×2=313+(999-345)=983-133+465=551-(747-675)=490-348-131=277×9-696=247×8=341-137×2=147×(219-213)=402-69-211=105×(129-121)=992-(469+486)=49×3-124=26+740+420=145+249=10+295-83=325+84=921×2=204-(956-848)=134×6-306=260-83=390-(723-717)=434-414=114+(382-374)=554+760=322×3=110+(312-151)=326-(319-120)=37+623+326=236-67+12=437-332+276=255+673-34=386-120×3=505+205+247=103+389-379=217×2+934=921-388×2=819-54-181=221×8=3/7-2/7=64×(21-16)=291+667-918=725-46+438=727+720-837=274-76+25=355×2=384-(232-56)=4/8+3/8=434×2-773=325-94-169=683×3=892-(249+369)=825×(661-656)=70×9=696-(316-84)=292+(955-951)=881+242=138+335=43+312-337=510×3-728=351-65×5=271+146+111=568-22+967=6/8+2/8=607×9-534=440-(155+273)=178×4-264=683-619+943=17×2+416=763-640+147=218-(222-215)=60+348=973+371+501=377-277+233=191-127+11=774+46+178=77×(56-52)=236-93-94=441-(389+26)=485+140×2=2/7+3/7=491+723-183=43×7=380-(93+160)=112×5=267-(21+245)=300-142=373-(280+51)=788-477-141=544+155+180=93-22+355=768+286=32-25+443=318+66-145=459-205=933+91×5=536+202=529+179+218=908-127-582=685-328=146×(447-442)=618-245+34=257-77×2=271×(74-69)=897-469-29=368-301+287=127+79=248+886-81=868-719=450-36=559×9-918=948-226×4=456-(473-420)=878+216=593-196×2=543-245×2=156×6=576-41-274=794-(55+392)=604×(929-926)=108×(178-174)=350+37-218=229-(994-857)=490×8=802-(415+311)=296-142=211×2+581=60+345-247=157×3+245=37×4=485-53×6=375-(46+220)=346+(479-23)=360+109×3=381×7-211=119+287-338=364×8=612-(64+85)=53×(294-288)=424-(99+225)=752-677+779=7/8-1/8=272-66=253+(62-31)=609-85-310=896×(146-142)=721×(697-693)=968-40-696=817-111=47+376×2=877-(664-267)=20+337+56=322+303×2=557+51×4=185-172+350=429-394=104×3+192=145+711-11=237-(445-293)=965-709+886=903-150×3=81×(63-58)=70×5-81=326-100+251=24+(323-153)=612+225=786-(580+72)=813+396+931=455-140+74=348×2-645=208×(97-93)=4/8-1/8=537+(550-411)=237-38-35=226+(295-270)=218-108+113=219-103-49=440-288=653+750-853=1/8+5/8=395-376+974=248×3-199=152×5=254-200+142=60×3-120=118-17+87=244-110=896-234-660=853+897+677=66+156=950+228+602=461-(157+176)=228-(391-277)=271+728=622×(608-603)=186+106=349+(988-10)=249-215+199=117+182-177=762-(357+23)=87×9=391-279=163+218=308+397+169=648+747-359=448-200-43=798+817-726=677+14-541=68×7-257=21+469-343=423×5=874-(90+181)=262-(236+14)=185+(481-462)=37×2+210=332-123+605=845-(537+29)=5/6-1/6=974×(602-595)=252-34×6=49+233-80=183×5-496=52×(300-292)=205+421+732=863+239-116=138×9-192=444-78×4=416+45+283=397-(282-48)=953+104×7=301×3=302+36+505=參考答案215+154=369236+217-400=53230×2=460871-152+36=755370+65=43534×2+71=139404+17+432=853251+898+338=1487191×7=1337531+(675-170)=1036730×9-43=652750+91+604=745739×(991-988)=2217800-(171+309)=320789+566+50=1405432+(661-615)=47892×6=552751×6-458=4048850-461+474=863458-213=245894-676+493=7114/6+2/6=1900-211-116=573416-342=74669-(659-497)=507919-850=69715-(913-823)=625288-15+960=1233489-(11+271)=207461+54×2=569363-100-263=0493-282=211482-(92+204)=186814+161×2=1136236-86=150208×2+330=74631+246+213=490606×8-455=4393399+(416-383)=432154×(152-149)=462148+(676-318)=50619×(240-233)=133470-193-153=12428×7=196177-27×4=6955×4+859=1079195+191+844=1230945+209+147=1301465-263-100=102279-25=254565-88×2=389392-120×2=15276×7=53220×(93-85)=160558×4=2232185+373+29=587640-463=177130+172-118=184304-150×2=4104×4+69=485864+691=1555229+56=285489-47×3=348655×(880-875)=3275323+(127-32)=418690-512=178149+627+605=1381395-(99+204)=92779+154-828=105664+(465-47)=1082121×5+882=1487697+46+127=87065+763+341=1169676×3-166=1862509-146×2=217237×3-38=673753-93-77=583110+(990-78)=1022350×5=1750331+(288-169)=450243+590+493=1326414-85-39=290250-(233-62)=79208×(171-167)=832805-(261+84)=460280×(493-486)=1960255+(530-328)=457948-21×5=843385+(916-210)=1091353×4-952=460165+(745-321)=589189×4=756880-(149+615)=116118+329-112=335916+266=1182886-315=571287+318=605157+77×2=311462+85×6=972360-109-208=43338-(87+38)=213488×2-744=23262-59+428=4313/8+2/8=5/8236×2=472240+(471-438)=27314×(452-446)=84314-(482-252)=8459+210=269339-117+246=468142×5=710300+32+132=464178+280=458956+(824-537)=1243376×2=752132×5-118=542488-(386-123)=22556+566+58=680892-642=250807-525+844=11263/6+2/6=5/6224-10-130=84951-148×2=655929+741+37=1707460-324+182=318178×5-80=810889+743+73=170581+51×7=438300-108-106=86492-266+45=271968+529-180=1317491×(483-480)=1473223-93+201=3311/8+6/8=7/8184+552+171=9072/4-1/4=1/4373-(444-142)=71467-286+286=467104+(343-104)=343455-355=10080+14=94223+428+341=992306×4-694=530734-(575-199)=358145+74=219130×3-150=240851-(214+604)=33675+651=1326224-189=35123-76=47869+532+615=2016433-(229-119)=323109×8=872188-10×6=12817×3=51938-63×4=686985-46×4=801360-98×3=66967+(933-857)=104391×(313-310)=273126+(444-80)=490545+374-559=360221-169=52117×5-435=150407-77+299=62990×3=270829+(464-441)=85295×8=76025+129+688=84282×2=164333+(257-39)=551494-65×3=299806-23×7=645741-69×9=120595-(707-698)=586277+515-130=6624/7-3/7=1/7356-(311+20)=2553+(931-126)=858315-(231-79)=163169×3+343=850403+83=486177×2-73=281293+133-306=120426×(508-501)=2982267-106×2=55408-30=378396×(605-602)=11884/9-3/9=1/9761+93×8=150579+338=417322-(635-433)=120147×4+138=726778×7=5446595-(177+347)=71168+436-175=429122+173=295503-72×2=359504-(885-818)=437477-(428-423)=472454+40-79=41527+(364-159)=232525+33+364=922399-184-62=1531/7+2/7=3/7586-187-202=19720×8+406=566318-83-86=149120+33=153891-729-21=141758-144+638=1252869×8=6952440-14×9=314510+353-262=601137-29+844=952303-(345-168)=12618+160-32=146269+736-668=337874-763=111222-191=31193×3=579292-(368-183)=107261-(368-178)=71297-255=42539+74×7=105789+417+470=976361-(167+181)=13197-83+309=423326-39-46=241646-61×3=463401-121-172=108463×2-120=806199+(415-77)=537547+562=110991×6-451=95303-121-60=122596-105-74=417570-(403-251)=418172-(76+47)=4963+66=129286+266+53=605516×7-363=3249465-91-360=141/4+2/4=3/444×8=352827+(931-909)=849451-(133+131)=1871/4+3/4=1938-(215+18)=705296-(856-807)=247884-153×5=119823-(91+373)=359145×2-101=189165+32-159=38421-140+405=686128+(953-762)=319439+288-189=538878×5-396=3994972+724=1696734×(333-330)=220244+79=12368+552-326=294167-(400-311)=78378+155+254=787770-35=73513×(225-222)=39422×(314-305)=3798500+59×7=913555+317=872498+(93-42)=549254-54+200=400517-(606-425)=336492-(434+20)=38279-30×7=69394-(430-400)=36439×(346-337)=351853+435-878=410212+233=445394+17-130=28159×8+131=603892×(821-818)=2676131+271=40268×2+371=50747×5+336=57137+(470-307)=200457+735+490=1682223-(34+19)=170763-204-59=500628+173+58=859328×(339-335)=1312449-(602-303)=150150+138×3=564606+610=1216107×5=535265×(29-23)=1590521×5-749=1856807+222×4=1695467+96×3=755980-402=578284+464=748465+10×5=515464-122+99=441926+780-266=1440474×2-527=421983-919-46=18149+330=47923×8-13=171428+516=944828-278=550494+226-67=653911-541=370446+418-822=42186-183+87=9020+222+658=900115-(189-129)=55413-165=24820+52=72912-227×3=231110+(437-171)=376663×(838-835)=1989265-265+128=128589×4-373=1983120×(333-329)=4804/7-1/7=3/774×4+982=1278403+588+809=18003/6-2/6=1/6527-224=303886-(907-171)=150480+(454-394)=540128+385+373=8863/5-1/5=2/5130+292+420=84214+98×4=406256+44×8=60843×7+361=66256×2+96=208825×3=2475463-118=345271+455+118=844215-10×8=135386×(635-628)=2702257×3-663=108965-(276-268)=957517+611-418=710261+(332-266)=327270×8=2160320-(362-190)=148208+283×2=774607×8-543=4313309-202-95=12469+26×2=521468+882=1350398-(132+211)=55158×3+756=1230431×2-536=326358-203+322=477109+(264-138)=235259-47=212475+702+838=201558×6=348215×7=1505292-21×4=208154+188=342450-37=413139×4+313=869201×3=6031/6+3/6=4/6658×5-438=2852883-(271+396)=216363-(31+111)=221263-58=205566-390=176969-(278+631)=60293-56×5=13456-(28+367)=61871+(377-181)=106718×(273-269)=72333-(291-48)=90228+200-423=512×3+183=219965-(133-117)=949201+288=489402-58-207=137117×(307-302)=585781-81-214=486410+842=125296+159=255461-214+33=28049×7-203=14054×9=486218+(422-123)=517598-12+727=1313679×(82-76)=4074876×(587-582)=4380144-(266-209)=87354-31-295=284/6-1/6=3/6492-(123+116)=253697×7-199=4680957-254-530=173770-61+330=1039307-297+176=186492+76×5=872150+(732-221)=661492-393+351=450238-130=108413+67-42=43832-(257-250)=25123×6+14=752188+74×2=336467+(403-318)=552160×7-156=964190-50=140465×2=930280-29×5=135101+198=299280+864+505=1649489-(18+348)=123722×7-335=4719172+121=293225+71-91=20552×3=156523+224=74752×3+445=601171+202=373884-298=586121×(680-674)=726782-408-206=168433-(464-159)=128323-(76+63)=184294×3-678=204241+71=312364-53×5=99210-13×7=119573-488=85648-114-219=315241×(268-264)=964414-43×8=70868×3-972=1632663-(613-427)=47760+84+844=988115×(472-464)=920356-(63+244)=49608-12-40=556968×(614-611)=2904469-(431-71)=109336-124-65=147267+638-102=803405+511+46=962440-94-319=27229-(340-318)=207896-818-77=1396-(152-104)=34873+129-151=51302+(300-223)=379328×2+255=911379-12×3=343454-(382-203)=275421-(18+152)=251383-(17+85)=281393-217+71=247378-101-212=65533+122×2=777264+16×5=344428-95×2=23872×6+357=789336×6-795=1221912×9=8208291-49=242854×4-756=266082-37=45230-153+267=344256+167-87=33666-24=42168×5-168=672379+(275-128)=526265×2=530291-10×2=27166×(477-473)=26428×(40-34)=168843-39×3=726385+(750-384)=751378×2-741=15752+601-356=99729×5=145175×6=1050376+56×5=656827-(157-68)=738236-(290-219)=165115×3-295=50211-27×2=157313-177=136658-(124+10)=524635×8-176=4904616×2=123216×(432-425)=112993+199=1192721+(892-797)=816388-246-52=90421+(261-142)=540374-56×5=94839-47-684=108289-63-129=9713×3=39115×(363-358)=575172+147-11=30879×(126-123)=237205+(202-61)=346177-145+68=100908-387×2=134468-147-216=105836-(317+173)=346217×(257-254)=651237×(203-200)=711504-453=51442-(190+209)=43753×7=527142×(420-417)=1263/10-1/10=2/10922+29+613=156490+(911-320)=681659-55=604118+106-170=54657+867-377=1147819-79×7=266712-(515-259)=456717-234-292=191471-157×3=0180+(388-175)=393261+400+281=942932-(643-391)=680491-29×7=288786+69×2=924662-(242-138)=558281+(310-76)=515159-21×7=12306-271+46=81269+202=471447-397=50420-(40+292)=88717-561+623=779166×4=66493+54×2=201979-(359+241)=379182+193=375961+(906-417)=1450492+(984-788)=688257-191=66383-14×8=271109×(431-423)=872221×2+159=601464-(30+198)=236252×(177-174)=75681+369+266=716183+(405-51)=53743×3=129411×9-111=3588201+371=572632×7-29=4395993-159×3=516814-76×9=130904-(13+602)=289113+539=652965-235×3=260479+306+12=797658-(919-520)=259886-(404+221)=261143×2+289=575439-(67+139)=233125×6-164=586332-227=105363-13×4=311198+138-22=314231-(16+154)=61195-(487-354)=62860-87+450=1223134+56-33=157109×5=545680+38+89=807605-509+856=952140+193-128=205466-(205-86)=347235+20-191=64626-409-184=33152×6-477=435916-650=266332-96-170=66136-(352-216)=0952×9=8568272-(465-355)=162980-501-65=41432+356-311=7730+595+315=940736+(868-190)=1414473-45×4=293163×2+311=637868-376=492388+(912-465)=835476-13-170=29392×(287-280)=644779-(838-458)=39935×7=245396-(119+258)=1994×7=658911-(148+296)=467324-209-41=74994-321×3=31870+693-305=1258172+216-320=68425-(163+246)=16820-540+728=100824+363+155=542689-532-63=94510×7-300=327069+395=464161+116=277804+337+598=1739885-644=241725-(26+478)=221467-273-74=120606-39=567405+68=473510-163+319=666573+38+70=681473-20-372=81333+(175-17)=491221+(276-45)=45298×(272-266)=58863×(422-415)=441566×8-418=4110283-51×4=79857×2=1714313+(999-345)=967983-133+465=1315551-(747-675)=479490-348-131=11277×9-696=1797247×8=1976341-137×2=67147×(219-213)=882402-69-211=122105×(129-121)=840992-(469+486)=3749×3-124=2326+740+420=1186145+249=39410+295-83=222325+84=409921×2=1842204-(956-848)=96134×6-306=498260-83=177390-(723-717)=384434-414=20114+(382-374)=122554+760=1314322×3=966110+(312-151)=271326-(319-120)=12737+623+326=986236-67+12=181437-332+276=381255+673-34=894386-120×3=26505+205+247=957103+389-379=113217×2+934=1368921-388×2=145819-54-181=584221×8=17683/7-2/7=1/764×(21-16)=320291+667-918=40725-46+438=1117727+720-837=610274-76+25=223355×2=710384-(232-56)=2084/8+3/8=7/8434×2-773=95325-94-169=62683×3=2049892-(249+369)=274825×(661-656)=412570×9=630696-(316-84)=464292+(955-951)=296881+242=1123138+335=47343+312-337=18510×3-728=802351-65×5=26271+146+111=528568-22+967=15136/8+2/8=1607×9-534=4929440-(155+273)=12178×4-264=448683-619+943=100717×2+416=450763-640+147=270218-(222-215)=21160+348=408973+371+501=1845377-277+233=333191-127+11=75774+46+178=99877×(56-52)=308236-93-94=49441-(389+26)=