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三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦297×2+251=500+378=326×6=970-663-208=25×7=22×5+419=800-(750-739)=360×2+23=819-65×3=74×(477-471)=135+273-344=843+772-996=33+97+543=339+(256-184)=88+164-31=130×4-382=793×4-197=494-(275-256)=492-105-145=115+192×4=927×(708-701)=123+158+666=64+76×6=949-764+345=407-53×4=348+(187-74)=412-409+258=227+108×7=55+(453-293)=928-(52+90)=305+(466-173)=25×3+43=932-246+127=808×(902-895)=4/8-3/8=30+470+214=186-25-52=700-626=793×(669-666)=368-113×3=53×9+207=257-(220-34)=776-126×3=618-(693-226)=63+312=442-106-153=251-208=576-31×6=103+307+135=294+213×3=425-66-305=293×2+81=173×5-132=324+76+53=253-174+147=191-65×2=422-(342+47)=274×6=327×(237-234)=530-249×2=525-505+962=651-(524-204)=111×7-27=758×8-504=445-27×4=235+90+485=137+37+349=739-(19+209)=343-(333-237)=151+39×2=69+(357-87)=91×(366-357)=182+(879-433)=93×5=889-743=304×9-82=10×6+60=359×3-789=195+429+232=755×(352-345)=348×3=965-203-203=908×7-216=484×7=816+111+958=449-38×3=752-(398+181)=158×6=258-(436-313)=180+(402-47)=759+318-690=324-100=234×3-644=531×(526-522)=277+242=61×(216-208)=136+200×2=148-33=477+177=325×2+221=370-(335-93)=322+43-265=2/6-1/6=366+(953-913)=437-203=519+(779-254)=230+15-182=580+89×5=191+410=460+(999-820)=238×3+52=16×5=487+11×7=86+86=361+90-159=115×7+341=757-463+829=408×6=124+417-403=331+92=418+941-957=261-130-104=929×(999-995)=354×2-652=142+407+107=916-32-631=291-173+607=5/9-1/9=323+(235-18)=352+130×3=196-102=3/8-1/8=96+132=467-427+104=462-(236+174)=73×6=145×6=90×5+327=471-329+62=870-29×6=159×3=61×(13-10)=573+39×2=909-185+986=404-221=161×(438-434)=215+121=632-(251+90)=148×2=756+890-403=426-364+124=441+551+934=151+486=159+120+146=498-201-79=597-(146+426)=312+125-262=69+413+436=352-13=481×9=216-12-113=132+77×6=47×(394-386)=461-50-406=480-384=836+716-13=227-(370-277)=275+800+293=893×3-907=33+342-190=893-(60-41)=605+(596-75)=100×(132-127)=287-147+22=444+(929-129)=195-(42+63)=236-122=732-546=113+56-19=676+759=115×6-472=1/6+3/6=209+68=875-107=483-384-14=483-174×2=240+(397-192)=982-30×8=214+100=901-705+233=328-167=332-221-78=328-(790-515)=308-211=302-98×2=416-257+140=364-73×4=458-273+137=886×7=894-751+641=382+(260-63)=640×4-12=799-295=305+57-102=576+975+646=597-(698-178)=980-283=160×3+102=365-(413-343)=309×2+559=178+594+66=523-(313+160)=780-154=401-(210-66)=421-143=361-21×3=119×5=604-(671-604)=495-447+171=100×9-515=757-(248-26)=893×(829-825)=231×4=494-336-37=931-143+845=784+11-491=674×7=110+89+404=710+(898-515)=87×6-506=870+(840-411)=606+844=363-43×5=222+135=64+52=254+823-522=19+(929-804)=363-55×4=437-276+190=767-171=985-498-15=423+206=429-(49+253)=180+124=172-(952-924)=106×(496-492)=566×6-566=39×4+76=4/8-1/8=309-125+258=366+93-243=82+80×8=993-(39+510)=334-233-44=923+(724-536)=833-451=125-(175-159)=201×4=81×(58-55)=215-54×3=23+325-197=44+760-292=982-281-148=933-(31+472)=511-45×5=367-190-80=858+773-210=717-86=223×2=80+160+218=373-(148-27)=5/7-2/7=927-(273+556)=192+147-316=532+342+90=240×(186-182)=375-305=489-192×2=12×3+155=285+112+212=993-82-521=101+56×8=49×7+223=486+628-284=413-188=94×7=219-78×2=781-112+302=307×(475-472)=857-(139+501)=449+(451-101)=988-(377+168)=340-91-96=421-(467-426)=263+(876-607)=107+203-198=84+37×2=122×2+380=884-632-233=49+106×3=440+533+909=959-(901-364)=597-319-64=453-(479-157)=41+109×6=73+561+132=437×2-166=283+43+542=120×5-493=391+73-256=379+(251-147)=739+246+992=491-54×6=63×(162-156)=394-292-42=148+336=665+250-622=406+(442-186)=483-434=23×9=10+(997-81)=305-99-30=210-30=233-(43+30)=3/5+2/5=778-25×6=537×(690-684)=655-44+513=189-21=293-(591-341)=415-11=289+(240-48)=391-(49+146)=134×4+367=228+71=48×9+575=293×3-791=946-498=149+817+293=398-(33+29)=996+620+221=527+176=942-(799-386)=431-(104+260)=369-(488-205)=409-299-18=459+(944-636)=489-11×8=384+281=968-33×5=393×2-588=260×3-727=224-123+192=494-438-26=785+90+13=805-(703-218)=443×2=337-330+138=102-34×3=1/6+4/6=872-(257+214)=508+181-45=220-100+24=108+238=101+144-179=448+110+356=858-(750-602)=811-(948-279)=391-(234-82)=500+(940-304)=881-91-544=188×2=416-56×4=388+88=203×3+127=184×(491-488)=91×9-617=623-60×2=715+238-113=217+281+225=541×5=864+206×4=486-187×2=288+173+442=1/8+3/8=312+39+349=682+685=78×4-92=433-292=440-193×2=324+(407-117)=285-28+55=5/10+3/10=71×4=422-242=728×6=872-762+545=485-312+55=344-50×6=394-(65+135)=835-74-678=408-358+53=42×2=492-340=265-12=492×2-31=306+(444-41)=155+51=466+(965-314)=177×3+782=89+(617-536)=740+28+233=692-346×2=662+965+357=734+216=769+(559-547)=43×8+254=745-567-145=453-224+271=451-(297+31)=278+138-226=720-148×2=701-(541+127)=659-231×2=245×3+925=31+500+326=263+477-74=784-(50+673)=102-10-40=359×2-332=150×4+690=94-(308-248)=237+(487-414)=101-(899-875)=98×4=423-162-93=426×2=261-(100+148)=470-(153+99)=102×(334-328)=524-37×9=822+149-31=801-769+422=464+530=478-(496-205)=123×(853-850)=215+36×3=17×3=970-(171+139)=48-(393-390)=968×4=924-34×4=200-129=6/9-2/9=144×(161-155)=955-(100+584)=157+78=487×6-235=16×(946-940)=605+118+247=4/7+2/7=881+892+680=50+185-41=888+195-325=792-668=71×2=143+296=407-52-328=261+54-280=185×(70-66)=551+40+86=986+(468-63)=479-(148+175)=290×4=480-23×3=334-(80+80)=384-(11+54)=64+96×2=958-676+283=757×2-304=864-79+883=484-(96+326)=228-74=365×2-190=890-(326+536)=365+(391-97)=16×7=153+239-66=118+544=209-(34+98)=67+(485-60)=133-93=296-124=343-42×2=401-344=475-146-250=414+118×6=164+223=955-698+859=693×3=199+935-417=118+264=238×(413-407)=851×7-329=473+744-136=213+(184-103)=478-203=339-(90+216)=872-372=426-190×2=363+(376-369)=629×2-589=59+113×6=843-746=380+65+263=620-(795-271)=895-(200+493)=659×7-65=171×3+122=711+61×3=404+496+877=486-(116+156)=154×5+145=201-(38+127)=340+102-361=319-192+314=411+506=439-159-206=424+(777-623)=249×2-384=923+878-314=230×3=129+713=531-(344+36)=490-(44+94)=184-(327-259)=71+685+994=557×(772-769)=915-225+289=240+51=937-220+959=70×(808-802)=998-(159+526)=921×(521-513)=303-(293-65)=896+90+871=134+261+434=985-172×2=225+151=839+(884-760)=601×3=1/3+2/3=104+(456-19)=307+122-319=246-(83+48)=957-119×8=106+145×3=341-99=936+245+755=879+375+201=186+944-195=108×7-63=532-16=34×3=328×5-342=818×6-811=257×3=821+15×6=86+31=72×(122-116)=89+103-68=271+173=577-(145+302)=630-216=172-(350-288)=790×(207-199)=12×6+111=269-70-162=612×7-914=217+739=948+549-473=109+143=134-33×2=470-(425-300)=209+612=333-48+115=135-110=969-734+678=306+814+592=263+156=127+80+614=36×(316-307)=3/6-2/6=872×2-88=923-345+135=52×(261-255)=489-370-81=427×2-547=786-(928-583)=400-323+335=434×2=932-692=41×(191-187)=540-451=814-159×3=379+81-456=974-474+978=839×3-445=263×2=278+(905-414)=45+344-379=235-(419-224)=3/6-1/6=309+736+847=106×4-147=103+314-256=536-(170+318)=16×(111-106)=133×(391-384)=517-(763-646)=477-(453-202)=227+(496-346)=494×2-226=163×(290-285)=168+120=122+(269-264)=995-83×3=484-(387-191)=536+845-768=723-(326+389)=225-(38-18)=42-(810-775)=810×4-236=879-(417+29)=265×(319-316)=158×6-598=127+301=102×8-681=253+81=377+122=860-85=271+163-174=410×3=560×(381-375)=474+(682-75)=943-135-735=114+127=96×(189-181)=611+847=168×3+22=444-(442-296)=909×4=408+144+559=898-377-173=45×(153-148)=390-166=365-(205-113)=680-660+226=4/6+2/6=188+(97-78)=489×2-969=40×(77-68)=111+265=883+593-384=455-101=719+94+870=95-25+54=702-36×9=665+(925-744)=105+(349-314)=206-74-23=2/8+6/8=841-471+695=175×3+256=444-(436-213)=266×(90-87)=496-175=195+256+257=642+39×5=54+(445-332)=38×(208-200)=425-104×2=497-417=997-(227+302)=719-621+463=349+(345-93)=428×3=710-312+323=437-128-84=413-(418-312)=218-70-100=325×3=84×7-560=165×5-176=855-187=78+(425-127)=337×(552-549)=799+242-548=725-171-261=542×4=743-416-287=279+(130-27)=612×(396-390)=614-440+470=517-298+935=335-103×2=704-(943-364)=411-57×7=945-107-321=321+24-146=880-723-56=753+877-820=796+90+58=92×(431-423)=397+81+18=835×3-994=512+467+697=820×3=382+(900-284)=337-69-20=689×4-193=550-(407-313)=506-70-298=359+947=118+117+453=265-(90+107)=577+238+174=86+277+414=36+196=205-(127+61)=241×4=709×4=466-16×4=373-142-52=952-279-664=437-296-70=887+508=265-221+412=921×(253-245)=265+(420-350)=117+285-218=299-65+588=470-(416-41)=22×(384-381)=417-67-100=830×2=748×(779-775)=741-166×3=493-91+10=267-188+190=120+524+237=23+294-317=270×3-33=648×(129-121)=266-41=140+495+343=933-327-544=223-95+676=171×4-196=69×7=243+(942-55)=954-181×3=828-(704+84)=5/8-2/8=17+298+261=645-(675-427)=389-37-78=545-51=158-139+26=395-(479-191)=596-(152+139)=886×6-116=841-29-291=222+(292-123)=231+835=809+105×8=656×(106-101)=107×3=204×5-193=64×(440-434)=225-(264-90)=408+24×8=149×6=304-30×8=453-373+159=543+885+814=986-107-650=110+(445-297)=975×2=213×4-56=6/8+2/8=883-496+280=364+14×7=459+24-334=411-72×3=22×7=105-42-32=481-479+406=477-(485-179)=504-36-415=160-83=2/4-1/4=1/7+4/7=345+(286-116)=89×9-732=456×2=304-17×8=264×8-645=164+237=273-131=470-(102+362)=408×9=838-(536+284)=96×9=364-221=487-(984-782)=260-23×2=393+675-156=4/7-1/7=895×(336-329)=454-(75+204)=182-75×2=216-80=454+113=735-(691-671)=867-828-28=319-(13+204)=419×2+261=181+263-244=52-15×2=442-(213+76)=306-(146-122)=416-167+214=179×5-556=548+542=452-111×2=490+(550-89)=623+448-508=175+217=379-(89-54)=484-(30+299)=1/5+3/5=478-35-88=495-(165+130)=107+457-334=453-96-177=54×9-398=251×3=39×(19-10)=985+178×3=278+(270-163)=486+235=765-(289+374)=186×(923-917)=121×(266-263)=415-12×7=468+17×2=334×2-532=488-86×3=56×(181-173)=653×8-770=189-140+132=319-(73+140)=69+208=參考答案297×2+251=845500+378=878326×6=1956970-663-208=9925×7=17522×5+419=529800-(750-739)=789360×2+23=743819-65×3=62474×(477-471)=444135+273-344=64843+772-996=61933+97+543=673339+(256-184)=41188+164-31=221130×4-382=138793×4-197=2975494-(275-256)=475492-105-145=242115+192×4=883927×(708-701)=6489123+158+666=94764+76×6=520949-764+345=530407-53×4=195348+(187-74)=461412-409+258=261227+108×7=98355+(453-293)=215928-(52+90)=786305+(466-173)=59825×3+43=118932-246+127=813808×(902-895)=56564/8-3/8=1/830+470+214=714186-25-52=109700-626=74793×(669-666)=2379368-113×3=2953×9+207=684257-(220-34)=71776-126×3=398618-(693-226)=15163+312=375442-106-153=183251-208=43576-31×6=390103+307+135=545294+213×3=933425-66-305=54293×2+81=667173×5-132=733324+76+53=453253-174+147=226191-65×2=61422-(342+47)=33274×6=1644327×(237-234)=981530-249×2=32525-505+962=982651-(524-204)=331111×7-27=750758×8-504=5560445-27×4=337235+90+485=810137+37+349=523739-(19+209)=511343-(333-237)=247151+39×2=22969+(357-87)=33991×(366-357)=819182+(879-433)=62893×5=465889-743=146304×9-82=265410×6+60=120359×3-789=288195+429+232=856755×(352-345)=5285348×3=1044965-203-203=559908×7-216=6140484×7=3388816+111+958=1885449-38×3=335752-(398+181)=173158×6=948258-(436-313)=135180+(402-47)=535759+318-690=387324-100=224234×3-644=58531×(526-522)=2124277+242=51961×(216-208)=488136+200×2=536148-33=115477+177=654325×2+221=871370-(335-93)=128322+43-265=1002/6-1/6=1/6366+(953-913)=406437-203=234519+(779-254)=1044230+15-182=63580+89×5=1025191+410=601460+(999-820)=639238×3+52=76616×5=80487+11×7=56486+86=172361+90-159=292115×7+341=1146757-463+829=1123408×6=2448124+417-403=138331+92=423418+941-957=402261-130-104=27929×(999-995)=3716354×2-652=56142+407+107=656916-32-631=253291-173+607=7255/9-1/9=4/9323+(235-18)=540352+130×3=742196-102=943/8-1/8=2/896+132=228467-427+104=144462-(236+174)=5273×6=438145×6=87090×5+327=777471-329+62=204870-29×6=696159×3=47761×(13-10)=183573+39×2=651909-185+986=1710404-221=183161×(438-434)=644215+121=336632-(251+90)=291148×2=296756+890-403=1243426-364+124=186441+551+934=1926151+486=637159+120+146=425498-201-79=218597-(146+426)=25312+125-262=17569+413+436=918352-13=339481×9=4329216-12-113=91132+77×6=59447×(394-386)=376461-50-406=5480-384=96836+716-13=1539227-(370-277)=134275+800+293=1368893×3-907=177233+342-190=185893-(60-41)=874605+(596-75)=1126100×(132-127)=500287-147+22=162444+(929-129)=1244195-(42+63)=90236-122=114732-546=186113+56-19=150676+759=1435115×6-472=2181/6+3/6=4/6209+68=277875-107=768483-384-14=85483-174×2=135240+(397-192)=445982-30×8=742214+100=314901-705+233=429328-167=161332-221-78=33328-(790-515)=53308-211=97302-98×2=106416-257+140=299364-73×4=72458-273+137=322886×7=6202894-751+641=784382+(260-63)=579640×4-12=2548799-295=504305+57-102=260576+975+646=2197597-(698-178)=77980-283=697160×3+102=582365-(413-343)=295309×2+559=1177178+594+66=838523-(313+160)=50780-154=626401-(210-66)=257421-143=278361-21×3=298119×5=595604-(671-604)=537495-447+171=219100×9-515=385757-(248-26)=535893×(829-825)=3572231×4=924494-336-37=121931-143+845=1633784+11-491=304674×7=4718110+89+404=603710+(898-515)=109387×6-506=16870+(840-411)=1299606+844=1450363-43×5=148222+135=35764+52=116254+823-522=55519+(929-804)=144363-55×4=143437-276+190=351767-171=596985-498-15=472423+206=629429-(49+253)=127180+124=304172-(952-924)=144106×(496-492)=424566×6-566=283039×4+76=2324/8-1/8=3/8309-125+258=442366+93-243=21682+80×8=722993-(39+510)=444334-233-44=57923+(724-536)=1111833-451=382125-(175-159)=109201×4=80481×(58-55)=243215-54×3=5323+325-197=15144+760-292=512982-281-148=553933-(31+472)=430511-45×5=286367-190-80=97858+773-210=1421717-86=631223×2=44680+160+218=458373-(148-27)=2525/7-2/7=3/7927-(273+556)=98192+147-316=23532+342+90=964240×(186-182)=960375-305=70489-192×2=10512×3+155=191285+112+212=609993-82-521=390101+56×8=54949×7+223=566486+628-284=830413-188=22594×7=658219-78×2=63781-112+302=971307×(475-472)=921857-(139+501)=217449+(451-101)=799988-(377+168)=443340-91-96=153421-(467-426)=380263+(876-607)=532107+203-198=11284+37×2=158122×2+380=624884-632-233=1949+106×3=367440+533+909=1882959-(901-364)=422597-319-64=214453-(479-157)=13141+109×6=69573+561+132=766437×2-166=708283+43+542=868120×5-493=107391+73-256=208379+(251-147)=483739+246+992=1977491-54×6=16763×(162-156)=378394-292-42=60148+336=484665+250-622=293406+(442-186)=662483-434=4923×9=20710+(997-81)=926305-99-30=176210-30=180233-(43+30)=1603/5+2/5=1778-25×6=628537×(690-684)=3222655-44+513=1124189-21=168293-(591-341)=43415-11=404289+(240-48)=481391-(49+146)=196134×4+367=903228+71=29948×9+575=1007293×3-791=88946-498=448149+817+293=1259398-(33+29)=336996+620+221=1837527+176=703942-(799-386)=529431-(104+260)=67369-(488-205)=86409-299-18=92459+(944-636)=767489-11×8=401384+281=665968-33×5=803393×2-588=198260×3-727=53224-123+192=293494-438-26=30785+90+13=888805-(703-218)=320443×2=886337-330+138=145102-34×3=01/6+4/6=5/6872-(257+214)=401508+181-45=644220-100+24=144108+238=346101+144-179=66448+110+356=914858-(750-602)=710811-(948-279)=142391-(234-82)=239500+(940-304)=1136881-91-544=246188×2=376416-56×4=192388+88=476203×3+127=736184×(491-488)=55291×9-617=202623-60×2=503715+238-113=840217+281+225=723541×5=2705864+206×4=1688486-187×2=112288+173+442=9031/8+3/8=4/8312+39+349=700682+685=136778×4-92=220433-292=141440-193×2=54324+(407-117)=614285-28+55=3125/10+3/10=8/1071×4=284422-242=180728×6=4368872-762+545=655485-312+55=228344-50×6=44394-(65+135)=194835-74-678=83408-358+53=10342×2=84492-340=152265-12=253492×2-31=953306+(444-41)=709155+51=206466+(965-314)=1117177×3+782=131389+(617-536)=170740+28+233=1001692-346×2=0662+965+357=1984734+216=950769+(559-547)=78143×8+254=598745-567-145=33453-224+271=500451-(297+31)=123278+138-226=190720-148×2=424701-(541+127)=33659-231×2=197245×3+925=166031+500+326=857263+477-74=666784-(50+673)=61102-10-40=52359×2-332=386150×4+690=129094-(308-248)=34237+(487-414)=310101-(899-875)=7798×4=392423-162-93=168426×2=852261-(100+148)=13470-(153+99)=218102×(334-328)=612524-37×9=191822+149-31=940801-769+422=454464+530=994478-(496-205)=187123×(853-850)=369215+36×3=32317×3=51970-(171+139)=66048-(393-390)=45968×4=3872924-34×4=788200-129=716/9-2/9=4/9144×(161-155)=864955-(100+584)=271157+78=235487×6-235=268716×(946-940)=96605+118+247=9704/7+2/7=6/7881+892+680=245350+185-41=194888+195-325=758792-668=12471×2=142143+296=439407-52-328=27261+54-280=35185×(70-66)=740551+40+86=677986+(468-63)=1391479-(148+175)=156290×4=1160480-23×3=411334-(80+80)=174384-(11+54)=31964+96×2=256958-676+283=565757×2-304=1210864-79+883=1668484-(96+326)=62228-74=154365×2-190=540890-(326+536)=28365+(391-97)=65916×7=112153+239-66=326118+544=662209-(34+98)=7767+(485-60)=492133-93=40296-124=172343-42×2=259401-344=57475-146-250=79414+118×6=1122164+223=387955-698+859=1116693×3=2079199+935-417=717118+264=382238×(413-407)=1428851×7-329=5628473+744-136=1081213+(184-103)=294478-203=275339-(90+216)=33872-372=500426-190×2=46363+(376-369)=370629×2-589=66959+113×6=737843-746=97380+65+263=708620-(795-271)=96895-(200+493)=202659×7-65=4548171×3+122=635711+61×3=894404+496+877=1777486-(116+156)=214154×5+145=915201-(38+127)=36340+102-361=81319-192+314=441411+506=917439-159-206=74424+(777-623)=578249×2-384=114923+878-314=1487230×3=690129+713=842531-(344+36)=151490-(44+94)=352184-(327-259)=11671+685+994=1750557×(772-769)=1671915-225+289=979240+51=291937-220+959=167670×(808-802)=420998-(159+526)=313921×(521-513)=7368303-(293-65)=75896+90+871=1857134+261+434=829985-172×2=641225+151=376839+(884-760)=963601×3=18031/3+2/3=1104+(456-19)=541307+122-319=110246-(83+48)=115957-119×8=5106+145×3=541341-99=242936+245+755=1936879+375+201=1455186+944-195=935108×7-63=693532-16=51634×3=102328×5-342=1298818×6-811=4097257×3=771821+15×6=91186+31=11772×(122-116)=43289+103-68=124271+173=444577-(145+302)=130630-216=414172-(350-288)=110790×(207-199)=632012×6+111=183269-70-162=37612×7-914=3370217+739=956948+549-473=1024109+143=252134-33×2=68470-(425-300)=345209+612=821333-48+115=400135-110=25969-734+678=913306+814+592=1712263+156=419127+80+614=82136×(316-307)=3243/6-2/6=1/6872×2-88=1656923-345+135=71352×(261-255)=312489-370-81=38427×2-547=307786-(928-583)=441400-323+335=412434×2=868932-692=24041×(191-187)=164540-451=89814-159×3=337379+81-456=4974-474+978=1478839×3-445=2072263×2=526278+(905-414)=76945+344-379=10235-(419-224)=403/6-1/6=2/6309+736+847=1892106×4-147=277103+314-256=161536-(170+318)=4816×(111-106)=80133×(391-384)=931517-(763-646)=400477-(453-202)=226227+(496-346)=377494×2-226=762163×(290-285)=815168+120=288122+(269-264)=127995-83×3=746484-(387-191)=288536+845-768=613723-(326+389)=8225-(38-18)=20542-(810-775)=7810×4-236=3004879-(417+29)=433265×(319-316)=795158×6-598=350127+301=428102×8-681=135253+81=334377+122=499860-85=775271+163-174=260410×3=1230560×(381-375)=3360474+(682-75)=1081943-135-735=73114+127=24196×(189-181)=768611+847=1458168×3+22=526444-(442-296)=298909×4=3636408+144+559=1111898-377-173=34845×(153-148)=225390-166=224365-(205-113)=273680-660+226=2464/6+2/6=1188+(97-78)=207489×2-969=940×(77-68)=360111+265=376883+593-384=1092455-101=354719+94+870=168395-25+54=124702-36×9=378665+(925-744)=846105+(349-314)=140206-74-23=1092/8+6/8=1841-471+695=1065175×3+256=781444-(436-213)=221266×(90-87)=798496-175=321195+256+257=708642+39×5=83754+(445-332)=16738×(208-200)=304425-104×2=217497-417=80997-(227+302)=468719-621+463=561349+(345-93)=601428×3=1284710-312+323=721437-128-84=225413-(418-312)=307218-70-100=48325×3=97584×7-560=28165×5-176=649855-187=66878+(425-127)=376337×(552-549)=1011799+242-548=493725-171-261=293542×4=2168743-416-287=40279+(130-27)=382612×(396-390)=3672614-440+470=644517-298+935=1154335-103×2=129704-(943-364)=125411-57×7=12945-107-321=517321+24-146=19
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