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1/5+2/5=403×9-526=54×4=178+216=216+339×2=456×2+565=501-18-243=330+99=99-18+451=977+118+77=901-(797+81)=396-(382-123)=600×(254-250)=892-65=402-29×4=377-64×3=35×(370-366)=415×8-699=146×4=88+265-65=823+(685-117)=125×4+41=390-58×2=131+210-24=193-(291-195)=52×8=892+534-602=273-65×2=731-184+382=88×7+108=715+282+350=867-139=257×(182-179)=71+360=636-15×3=832-227×3=4/6-1/6=346+61+284=807-192×4=365-30×9=182+212=788-(707-487)=232×3-507=341+124-87=767-(119+53)=124+269-231=142×7=856×7=448+407-585=269-51×4=387-(292+44)=42×(369-366)=757-(138+508)=307-(208+90)=616-504+12=711+786=491-(260+174)=864×(791-785)=359+92=143+253-289=300+373-119=931-(186+192)=108+332-219=115+189-130=201×2-244=17+(888-215)=164+458+925=288+212-242=538+840-712=387-95-245=464-36×2=398-(96+238)=133+135=30×9=362+617+583=213+847=769-378+501=2/6-1/6=360×(721-718)=259×6-876=370×(632-628)=722×(686-681)=193+319+290=188-(386-209)=87+(282-94)=260+87+255=119+622+397=395+(456-33)=65+356+493=567+(899-714)=158×4=378-218-42=70+(315-238)=2/8-1/8=223+230-81=487-(255+132)=3/6+2/6=183+13×9=600-224-259=631+582=421-48×5=91×7-278=383-41+20=17×(380-371)=247-(949-872)=327×2-271=266×3-780=222×2-439=119×5+122=402-(85+145)=399-73×5=573-337-40=572-160×2=842×5-135=360×8-91=424-(201+155)=396-(233-33)=934-859+711=618+58×6=126×(189-184)=459-113×3=360+105×3=600+956=143+253=432+(195-187)=378-(213+74)=577-(876-440)=802-665=528+83+80=267+(585-422)=481-118-177=221+237×3=352-(499-329)=465+(129-57)=432-355=113-61+427=408-97=905×(102-96)=2/5-1/5=947-(862-304)=492-201=828+795+466=601-196=461-(105+245)=882×(848-839)=322-(27+50)=13×(123-118)=813+806-742=240+90-199=807+770=119+196×4=462+104×5=892-(13+584)=270×3-679=102-53-16=60+(392-23)=106×(122-118)=78×6-178=57-(228-203)=304×6=675-(159+22)=3/5-1/5=28+22=235+703+135=582×5=589+(765-365)=211×(924-921)=279-222=258-57×2=604-174-113=66×3+371=97-11×4=785-662+978=503+732=74-(630-564)=460×2-203=883×4=5/10-4/10=330-(16+311)=444-258=93×4=991-(724+179)=499-(448-220)=624-55-160=197+211-161=428-(454-439)=947-683=49×7=97×(787-778)=487-311-121=105×2=269×2=359+(134-19)=277-139=2/8+5/8=629+187×5=249-(231-84)=789-272-481=141×6+81=546+(912-251)=408-(20+80)=143-125+286=795-75×9=45×7+325=383-86-239=131+83=877-(508+356)=393+241-175=162×9-672=168+339+457=732-(357+146)=113×(571-563)=336-162×2=334-25=496-396+29=543×3=772-61-366=372×(758-749)=787-233×2=179-45×3=459-50+870=58×5+930=416×(103-96)=322-99+252=719×9=980×6=276+112×2=584-285=139+62+589=233-88+230=140+45=375-269+23=305+127-89=969×6=384-(498-384)=104×2+230=890-697+122=122-80=403-133-138=457-(612-467)=830+609+429=562+938-203=474-19×8=361+73+224=570+133×7=294+786=380-136=151+(952-787)=368+62×2=468-233+25=837-(614-179)=891-(49+406)=289-197=575+63×7=352+(482-206)=472-(222+12)=340+136+154=546-(166-70)=605-378=102×(62-53)=51+(309-268)=671×7-638=206+923+773=117×4+464=507+91=315+124=412+512+805=191-(227-184)=36×9=60+185-50=885+67-265=877-676+214=350×6=159+311=324×8=940+793-719=791×(57-54)=317-95×3=5/8-1/8=922-62×4=272-10-115=436+609=222+272=168-91+170=409-149=422-(978-648)=341-(437-285)=989-(298+542)=260+(419-98)=402-14×6=385-23-11=484-110=223+394-63=116×5=842-(63+483)=503-(979-514)=360+(297-292)=395+171=408-148+171=299-42+106=110+212+262=431-(77+22)=220+813+102=240×2-29=454×6-280=722-327+14=903-711=127×8=123×6=230-99-27=392-77+635=110+29-75=337-36×3=756-91-149=16+351-343=306-108-20=19+566+270=455-79×3=16×7+345=60+358-142=91-25×3=472-162-300=487×2=992-359=274-(285-20)=950×(643-638)=373+289×2=390-22-294=320-(720-681)=519×5-60=384+(478-202)=304+(492-455)=48+36×9=361-19=659+145+108=563-12-540=110×5=447+438=344+(326-102)=225-61=76-21=517×3=478-228+215=385-161×2=434-(394-182)=152+588-283=412-16-38=886+23-556=484-(344+19)=498×(909-903)=109×8=1/5+4/5=473+61-338=425+47+124=429×8-462=543×2=470×2=373-127+144=288-(166+48)=221×9-779=108×5-463=763×8-397=390-(44+274)=460×(340-334)=1/6+4/6=237-(212+14)=424×2=526×5-732=279+(861-426)=981-(939-115)=657-569+287=342+(363-26)=323-235+318=144×(81-76)=263×(419-416)=108×4+233=121+573=912-60×5=98-65=312-120-25=330+89-79=747-289-208=144×(331-325)=872-224×3=2/6+4/6=28+691+166=508-466=424×(268-260)=420+(237-212)=887-103×3=324+229=279+60+355=123+412+285=250-(279-77)=242+191+126=365+199=500-(48+354)=300×7-554=494-115=64×(372-364)=950-401=479-43×5=11×5=314-24=72-27+557=420-25-134=481-139×2=557-(141+241)=438+933+233=103+101=509-159×2=158-94+149=657-44-304=373-38×4=717-(297+377)=241+(96-10)=165×3=317-197=146×5-464=673×(887-878)=409+123×4=530+93×3=106+106=219+459+121=800-217+773=114+342-27=808+806+138=496-376-109=152×6-622=1/6+2/6=147+(488-464)=436+400+471=109+307-251=282×(604-601)=133+(440-47)=155×6+514=159-39×3=834+701-607=69×(387-380)=302×3-470=162×(226-222)=131-(421-328)=925-733-146=280+(958-232)=262-(480-460)=787-(733-493)=324×(417-414)=311-265=214-139=349×6=896-(547+73)=278+990-25=709-113=673×4-144=50+(488-157)=331-34×9=306+54=294-265=633-177+850=729×7-799=409+485+72=877-(127+624)=842+154-204=583-(964-945)=123+28=842-700+571=340×(682-679)=110×(325-320)=579-215×2=730+98+131=892×(477-469)=565-176=50×(214-206)=379×2+212=440-311=157-154+124=888×6-666=125-(168-61)=249-89×2=440-381=936+135×2=463-92=229-(282-132)=94×4+45=557+59+285=547+113×6=424+(356-52)=46+(402-263)=152+560=112-(81-51)=745-626=563+(663-478)=35+(417-38)=863-46-81=494×9=438-208=202+230=471×2=874-571+812=388-(833-827)=260×7-853=68-(102-45)=260-106+95=488-52×7=401+812-848=659-178-237=956-90×5=417-242-13=118-10×6=62-(477-464)=269-18×4=38×(129-126)=479+967+847=329-(113+103)=471-(307-174)=483-164-31=339+105+250=473-10×8=185+(272-173)=443-209+21=830+454-483=713-414-184=344-(59+204)=329-(290-38)=449×(821-815)=12+857+67=301-(126+94)=972-(739+107)=80×6-207=880-253+134=62-25=4/7-3/7=408×7=851-(55+63)=616×(93-87)=402-163×2=107×7+225=113×9-928=461-183+185=106×9-139=252×3-443=248+(942-258)=95×3=500-(334-107)=326-(113+23)=238-(196-142)=836-(151+245)=444+923+162=394+236=892-(210+543)=432+79×5=118+38×5=38+(686-302)=611+159=537-426-39=103×5+568=588+(661-56)=985-241=964-(654-599)=285×2+972=805-(285-181)=460-163-62=321-(397-134)=176-33=812-282-495=117×8+37=51×6=323×9-497=448-(298+52)=60+174×5=123+550+151=694+(647-193)=210+(865-406)=128×(46-43)=27+80-68=734-262+188=10×2=992+(628-186)=911+417-229=167×4+336=132+309=976-(954-125)=254-(425-266)=993-(981-113)=581+(413-34)=591-(506+55)=915-719=314+(813-396)=283-233-29=341-(136+183)=330-310=87×(129-122)=407-323=2/4-1/4=582+(751-342)=476-(60+23)=672-492=933-591=641-158×2=497-(423+51)=304×3-281=782×(231-223)=384-(417-191)=112×(823-817)=759×4-164=368-208+168=700+13-710=590-57-45=20×8+468=711×4=15×(289-280)=81+(238-124)=434-61-190=442-(358+57)=185-174+279=884+836=760-65-118=250+878+706=464+(289-153)=261×3-95=163×4+135=215+87×6=880-858+666=47×(451-446)=777-149×2=965+982-820=190×2-76=222+(971-455)=754-635=473-102=964+154-851=436-301-110=69+791+934=98+71×9=948-804=918+332-587=312+112+30=67+356-35=765×9=608×4-427=665-170×2=173-(102-79)=861-269×2=430-(294-103)=110+297-110=928-(31+833)=573-13+493=871-(692+122)=341+445-141=316-157+272=259×5-638=540-(925-574)=127+(368-348)=299-93-159=343+156=1/10+4/10=495×(573-568)=689+862-303=814+123×3=16×(495-488)=490+837+378=275-178=390×2-515=779+(921-132)=333-27×3=100+172=200+79=24×7=187+267=417-(448-283)=108×(451-446)=262+179-177=195×9-913=597-500+354=444-116+33=701-323×2=456-46-85=322×6=559-470+631=79+61=564+(396-70)=410+280+860=249×9=106×(70-63)=753-181×2=928-36+380=13×2=256+245=776+501=957-(636+114)=454+306×2=332×2+135=117×7-121=106+128-221=800+266+122=954-(726-436)=328+79×7=477+247+114=93×(421-418)=12+837+51=393-307+335=611-26-91=806+966+544=903-(965-309)=241×4-48=480-238=150×6-20=871-93-459=572-64×7=110+336-393=187×4-679=475-(350-121)=841×3-937=100+292-138=95+88=190+(274-173)=659-433-58=213+(840-701)=895-(543-384)=70+242=439+(521-40)=244×4-47=872×4-625=102+103=50+(376-176)=1/4+2/4=474+821-514=4/7-2/7=756+472+573=166+232-128=285-150+283=344-140×2=317-71-193=1/7+4/7=527×(618-611)=198×(282-278)=492-13-93=676-452=181+312=3/5-2/5=270+582=53×6=419-17-94=136×2+60=579-352+765=813-(476-15)=17×4=528+473-44=840-(421+143)=577+996+586=184+285=558-218×2=68+967+31=99+139-16=498-(168+63)=902×8=411×2=478+(819-291)=919×2=350+320-121=453+231+312=210×2+409=768×(817-811)=948-(508-482)=49+154=900-133-418=124+713+977=433-307=724-529+386=74+228×3=344+(664-509)=909+437=975-539-102=44×7+708=158×3=36×5+225=776-60+636=111+79=1/8+3/8=75×(427-421)=153×9-717=81+(435-296)=983-793=306-132-113=32+767-558=337-(14+216)=353-211-32=356-278+219=212+291+32=401-42×5=48×3-106=470-67×2=172+303=247+159=458-434=194×4=465-80-244=189-45=52×4=517×2-504=149×(498-495)=872-491-42=780×6-582=438+411+72=254×(469-462)=772×9=927+(640-50)=327+(849-666)=461-71-299=232+239=428-334=86+267×2=419-(76+59)=30+18+225=77×8-581=887-212×2=317×3=513-446+858=284+84=143×5+969=448-136×2=895×7=659-(652-351)=140+491-578=434-174-71=270×3+67=73+421×2=495-395-82=413-(203+135)=63+117+13=139+(127-31)=737-338=231-206+212=247-12+114=335×2-637=995×(27-21)=265+299×2=310+(300-74)=295+95=245×4-103=266×(126-123)=493-426+41=5/8-2/8=2/6+3/6=657-164×4=176+308=472×2-87=476-398+260=246+183=182+181-213=417-272-103=377+493+629=245-229+212=683-(364+106)=929-(342+58)=157×4=578-(261+35)=95×4+776=271+153-184=227-27+58=101+293+141=434×2=875×3=365-(846-542)=参考答案1/5+2/5=3/5403×9-526=310154×4=216178+216=394216+339×2=894456×2+565=1477501-18-243=240330+99=42999-18+451=532977+118+77=1172901-(797+81)=23396-(382-123)=137600×(254-250)=2400892-65=827402-29×4=286377-64×3=18535×(370-366)=140415×8-699=2621146×4=58488+265-65=288823+(685-117)=1391125×4+41=541390-58×2=274131+210-24=317193-(291-195)=9752×8=416892+534-602=824273-65×2=143731-184+382=92988×7+108=724715+282+350=1347867-139=728257×(182-179)=77171+360=431636-15×3=591832-227×3=1514/6-1/6=3/6346+61+284=691807-192×4=39365-30×9=95182+212=394788-(707-487)=568232×3-507=189341+124-87=378767-(119+53)=595124+269-231=162142×7=994856×7=5992448+407-585=270269-51×4=65387-(292+44)=5142×(369-366)=126757-(138+508)=111307-(208+90)=9616-504+12=124711+786=1497491-(260+174)=57864×(791-785)=5184359+92=451143+253-289=107300+373-119=554931-(186+192)=553108+332-219=221115+189-130=174201×2-244=15817+(888-215)=690164+458+925=1547288+212-242=258538+840-712=666387-95-245=47464-36×2=392398-(96+238)=64133+135=26830×9=270362+617+583=1562213+847=1060769-378+501=8922/6-1/6=1/6360×(721-718)=1080259×6-876=678370×(632-628)=1480722×(686-681)=3610193+319+290=802188-(386-209)=1187+(282-94)=275260+87+255=602119+622+397=1138395+(456-33)=81865+356+493=914567+(899-714)=752158×4=632378-218-42=11870+(315-238)=1472/8-1/8=1/8223+230-81=372487-(255+132)=1003/6+2/6=5/6183+13×9=300600-224-259=117631+582=1213421-48×5=18191×7-278=359383-41+20=36217×(380-371)=153247-(949-872)=170327×2-271=383266×3-780=18222×2-439=5119×5+122=717402-(85+145)=172399-73×5=34573-337-40=196572-160×2=252842×5-135=4075360×8-91=2789424-(201+155)=68396-(233-33)=196934-859+711=786618+58×6=966126×(189-184)=630459-113×3=120360+105×3=675600+956=1556143+253=396432+(195-187)=440378-(213+74)=91577-(876-440)=141802-665=137528+83+80=691267+(585-422)=430481-118-177=186221+237×3=932352-(499-329)=182465+(129-57)=537432-355=77113-61+427=479408-97=311905×(102-96)=54302/5-1/5=1/5947-(862-304)=389492-201=291828+795+466=2089601-196=405461-(105+245)=111882×(848-839)=7938322-(27+50)=24513×(123-118)=65813+806-742=877240+90-199=131807+770=1577119+196×4=903462+104×5=982892-(13+584)=295270×3-679=131102-53-16=3360+(392-23)=429106×(122-118)=42478×6-178=29057-(228-203)=32304×6=1824675-(159+22)=4943/5-1/5=2/528+22=50235+703+135=1073582×5=2910589+(765-365)=989211×(924-921)=633279-222=57258-57×2=144604-174-113=31766×3+371=56997-11×4=53785-662+978=1101503+732=123574-(630-564)=8460×2-203=717883×4=35325/10-4/10=1/10330-(16+311)=3444-258=18693×4=372991-(724+179)=88499-(448-220)=271624-55-160=409197+211-161=247428-(454-439)=413947-683=26449×7=34397×(787-778)=873487-311-121=55105×2=210269×2=538359+(134-19)=474277-139=1382/8+5/8=7/8629+187×5=1564249-(231-84)=102789-272-481=36141×6+81=927546+(912-251)=1207408-(20+80)=308143-125+286=304795-75×9=12045×7+325=640383-86-239=58131+83=214877-(508+356)=13393+241-175=459162×9-672=786168+339+457=964732-(357+146)=229113×(571-563)=904336-162×2=12334-25=309496-396+29=129543×3=1629772-61-366=345372×(758-749)=3348787-233×2=321179-45×3=44459-50+870=127958×5+930=1220416×(103-96)=2912322-99+252=475719×9=6471980×6=5880276+112×2=500584-285=299139+62+589=790233-88+230=375140+45=185375-269+23=129305+127-89=343969×6=5814384-(498-384)=270104×2+230=438890-697+122=315122-80=42403-133-138=132457-(612-467)=312830+609+429=1868562+938-203=1297474-19×8=322361+73+224=658570+133×7=1501294+786=1080380-136=244151+(952-787)=316368+62×2=492468-233+25=260837-(614-179)=402891-(49+406)=436289-197=92575+63×7=1016352+(482-206)=628472-(222+12)=238340+136+154=630546-(166-70)=450605-378=227102×(62-53)=91851+(309-268)=92671×7-638=4059206+923+773=1902117×4+464=932507+91=598315+124=439412+512+805=1729191-(227-184)=14836×9=32460+185-50=195885+67-265=687877-676+214=415350×6=2100159+311=470324×8=2592940+793-719=1014791×(57-54)=2373317-95×3=325/8-1/8=4/8922-62×4=674272-10-115=147436+609=1045222+272=494168-91+170=247409-149=260422-(978-648)=92341-(437-285)=189989-(298+542)=149260+(419-98)=581402-14×6=318385-23-11=351484-110=374223+394-63=554116×5=580842-(63+483)=296503-(979-514)=38360+(297-292)=365395+171=566408-148+171=431299-42+106=363110+212+262=584431-(77+22)=332220+813+102=1135240×2-29=451454×6-280=2444722-327+14=409903-711=192127×8=1016123×6=738230-99-27=104392-77+635=950110+29-75=64337-36×3=229756-91-149=51616+351-343=24306-108-20=17819+566+270=855455-79×3=21816×7+345=45760+358-142=27691-25×3=16472-162-300=10487×2=974992-359=633274-(285-20)=9950×(643-638)=4750373+289×2=951390-22-294=74320-(720-681)=281519×5-60=2535384+(478-202)=660304+(492-455)=34148+36×9=372361-19=342659+145+108=912563-12-540=11110×5=550447+438=885344+(326-102)=568225-61=16476-21=55517×3=1551478-228+215=465385-161×2=63434-(394-182)=222152+588-283=457412-16-38=358886+23-556=353484-(344+19)=121498×(909-903)=2988109×8=8721/5+4/5=1473+61-338=196425+47+124=596429×8-462=2970543×2=1086470×2=940373-127+144=390288-(166+48)=74221×9-779=1210108×5-463=77763×8-397=5707390-(44+274)=72460×(340-334)=27601/6+4/6=5/6237-(212+14)=11424×2=848526×5-732=1898279+(861-426)=714981-(939-115)=157657-569+287=375342+(363-26)=679323-235+318=406144×(81-76)=720263×(419-416)=789108×4+233=665121+573=694912-60×5=61298-65=33312-120-25=167330+89-79=340747-289-208=250144×(331-325)=864872-224×3=2002/6+4/6=128+691+166=885508-466=42424×(268-260)=3392420+(237-212)=445887-103×3=578324+229=553279+60+355=694123+412+285=820250-(279-77)=48242+191+126=559365+199=564500-(48+354)=98300×7-554=1546494-115=37964×(372-364)=512950-401=549479-43×5=26411×5=55314-24=29072-27+557=602420-25-134=261481-139×2=203557-(141+241)=175438+933+233=1604103+101=204509-159×2=191158-94+149=213657-44-304=309373-38×4=221717-(297+377)=43241+(96-10)=327165×3=495317-197=120146×5-464=266673×(887-878)=6057409+123×4=901530+93×3=809106+106=212219+459+121=799800-217+773=1356114+342-27=429808+806+138=1752496-376-109=11152×6-622=2901/6+2/6=3/6147+(488-464)=171436+400+471=1307109+307-251=165282×(604-601)=846133+(440-47)=526155×6+514=1444159-39×3=42834+701-607=92869×(387-380)=483302×3-470=436162×(226-222)=648131-(421-328)=38925-733-146=46280+(958-232)=1006262-(480-460)=242787-(733-493)=547324×(417-414)=972311-265=46214-139=75349×6=2094896-(547+73)=276278+990-25=1243709-113=596673×4-144=254850+(488-157)=381331-34×9=25306+54=360294-265=29633-177+850=1306729×7-799=4304409+485+72=966877-(127+624)=126842+154-204=792583-(964-945)=564123+28=151842-700+571=713340×(682-679)=1020110×(325-320)=550579-215×2=149730+98+131=959892×(477-469)=7136565-176=38950×(214-206)=400379×2+212=970440-311=129157-154+124=127888×6-666=4662125-(168-61)=18249-89×2=71440-381=59936+135×2=1206463-92=371229-(282-132)=7994×4+45=421557+59+285=901547+113×6=1225424+(356-52)=72846+(402-263)=185152+560=712112-(81-51)=82745-626=119563+(663-478)=74835+(417-38)=414863-46-81=736494×9=4446438-208=230202+230=432471×2=942874-571+812=1115388-(833-827)=382260×7-853=96768-(102-45)=11260-106+95=249488-52×7=124401+812-848=365659-178-237=244956-90×5=506417-242-13=162118-10×6=5862-(477-464)=49269-18×4=19738×(129-126)=114479+967+847=2293329-(113+103)=113471-(307-174)=338483-164-31=288339+105+250=694473-10×8=393185+(272-173)=284443-209+21=255830+454-483=801713-414-184=115344-(59+204)=81329-(290-38)=77449×(821-815)=269412+857+67=936301-(126+94)=81972-(739+107)=12680×6-207=273880-253+134=76162-25=374/7-3/7=1/7408×7=2856851-(55+63)=733616×(93-87)=3696402-163×2=76107×7+225=974113×9-928=89461-183+185=463106×9-139=815252×3-443=313248+(942-258)=93295×3=285500-(334-107)=273326-(113+23)=190238-(196-142)=184836-(151+245)=440444+923+162=1529394+236=630892-(210+543)=139432+79×5=827118+38×5=30838+(686-302)=422611+159=770537-426-39=72103×5+568=1083588+(661-56)=1193985-241=744964-(654-599)=909285×2+972=1542805-(285-181)=701460-163-62=235321-(397-134)=58176-33=143812-282-495=35117×8+37=97351×6=306323×9-497=2410448-(298+52)=9860+174×5=930123+550+151=824694+(647-193)=1148210+(865-406)=669128×(46-43)=38427+80-68=39734-262+188=66010×2=20992+(628-186)=1434911+417-229=1099167×4+336=1004132+309=441976-(954-125)=147254-(425-266)=95993-(981-113)=125581+(413-34)=960591-(506+55)=30915-719=196314+(813-396)=731283-233-29=21341-(136+183)=22330-310=2087×(129-122)=609407-323=842/4-1/4=1/4582+(751-342)=991476-(60+23)=393672-492=180933-591=342641-158×2=325497-(423+51)=23304×3-281=631782×(231-223)=6256384-(417-191)=158112×(823-817)=672759×4-164=2872368-208+168=328700+13-710=3590-57-45=48820×8+468=628711×4=284415×(289-280)=13581+(238-124)=195434-61-190=183442-(358+57)=27185-174+279=290884+836=1720760-65-118=577250+878+706=1834464+(289-153)=600261×3-95=688163×4+135=787215+87×6=737880-858+666=68847×(451-446)=235777-149×2=479965+982-820=1127190×2-76=304222+(971-455)=738754-635=119473-102=371964+154-851=267436-301-110=2569+791+934=179498+71×9=737948-804=144918+332-587=663312+112+30=45467+356-35=388765×9=6885608×4-427=2005665-170×2=325173-(102-79)=150861-269×2=323430-(294-103)=239110+297-110=297928-(31+833)=64573-13+493=1053871-(692+122)=57341+445-141=645316-157+272=431259×5-638=657540-(925-574)=189127+(368-348)=147299-93-159=47343+156=4991/10+4/10=5/10495×(573-568)=2475689+862-303=1248814+123×3=118316×(495-488)=112490+837+378=1705275-178=97390×2-515=265779+(921-132)=1568333-27×3=252100+172=272200+79=27924×7=168187+267=454417-(448-283)=252108×(451-446)=540262+179-177=264195×9-913=842597-500+354=451444-116+33=361701-323×2=55456-46-85=325322×6=1932559-470+631=72079+61=140564+(396-70)=890410+280+860=1550249×9=2241106×(70-63)=742753-181×2=391928-36+380=127213×2=26256+245=501776+501=1277957-(636+114)=207454+306×2=1066332×2+135=799117×7-121=698106+128-221=13800+266+122=1188954-(726-436)=664328+79×7=881477+247+114=83893×(421-418)=27912+837+51=900393-307+335=421611-26-91=494806+966+544=2316903-(965-309)=247241×4-48=916480-238=242150×6