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404-137×2=926-131=103×5+266=29×3=184×(501-497)=750+681+630=149-143+910=72+407=371-153×2=700×(739-734)=191+25×3=34+255+330=402×9-937=504×7=316-28×5=313-268=303-(104+138)=866-(600+187)=423-42×4=3/6-2/6=841-(110+14)=10×(162-154)=2/3-1/3=494-53×2=184×3+254=355+131=962+81×4=442-94=27×3+279=435-(261-160)=368-(465-304)=253×(674-670)=254-(155-143)=423-(173+99)=722+240+213=932-137×2=496+(178-157)=170-(83-36)=6/8-1/8=68×8=154+662+153=35×5=913+920+436=624-168+949=669+326-269=916+99×9=475-(105+113)=227-(190-153)=316×2-315=53+183-177=921-17-520=427+(417-322)=927+(752-691)=442-(156+87)=309×2=758+423+36=5/8-2/8=775-(392-299)=516-173=712+203-782=580+(974-523)=993+(998-769)=211×4=325+126=297+(390-98)=630+114-654=111×3+434=864-49+37=467×2-181=427×9-797=413-41×5=487-435=91×2-15=366-128=416+47-319=177+192-280=144+154×5=242+972-695=240×4-159=137×5-60=266×(306-298)=39×8=632-(324+281)=484×5-113=598+535=873+(855-540)=283×2+247=146+274×3=83-64+238=341+236=390×(711-707)=249-39×6=1/7+5/7=871×(91-83)=244×4-338=442+382-461=286+52=965-(48+676)=481+103=3/6+2/6=166-25-32=955-(109+685)=61+287+577=304+(740-682)=578×8-718=178×4=960-563+617=312-100-115=388×7-824=572+52×5=33×5=181+33=999-196-428=128+82=358×2+699=361-194+239=836×2=128×7-501=883-(192+271)=988×(143-139)=970+(418-286)=221+(473-263)=493-(866-511)=893×5-616=763-141×3=117+945-501=45×(108-101)=974×2=437-253=473-160-50=34×2=6/8+2/8=781×(569-560)=445×(135-130)=274+(495-73)=397×2+29=488×2-361=799-(133+185)=406-312=578-87+544=43+39+710=1/4+2/4=1/4+3/4=118×(318-315)=5/8+2/8=457-99-253=945-27×6=146+197-98=339-(241-28)=59×2=108+846-582=972-698-265=354-(302-200)=2/10-1/10=26×8+46=69×2=782-(197+439)=231-18×4=434+(322-106)=36+158=625-46+268=510-120-335=183+343+145=476-99-290=785-34×8=164-120+256=209+52×8=949-672+70=209-(313-131)=204×2=86×6=191+589=463-142=132×(452-446)=249×2=242-196+65=224×(50-46)=261+192-44=138+32+726=753×(926-921)=307+44×7=834-59×7=506+142×2=418-(97+195)=459-(110+124)=370×2+79=550-481+645=258+206=68+657+100=929-738+467=283-61×3=585-(975-578)=442-15×4=128-(74+49)=284-(174+69)=487-(177+119)=220+292=564-454+549=295-(26+226)=180×5=810+400+48=422-272=154-(133-64)=480-231-84=151×(94-88)=72+102×3=310-(144+157)=241+544+611=483-351+294=441-383+235=680+351=957+493-347=154×4=70×4+848=510+217=82×(239-230)=216-142+98=54×(139-133)=105×(42-36)=20×8=490×6-221=659+(623-200)=332-149+221=236+871+323=818-506-114=547+76+95=464-(147-88)=228-(192-100)=166×(204-198)=952-254-396=724+(715-410)=315×7-600=5/10+4/10=728+111×2=341+121-40=621+(236-204)=995+739+957=144-17×5=337-33×7=115×6=68×6=412-(38+267)=467+190×5=485-82=677-453=990-284-333=907-773=46+33=394-351+89=756-(957-520)=169-16×2=230+427+173=70×(23-20)=242-(276-231)=494-(988-560)=358-36-40=113-(174-166)=221-15×9=5/7+2/7=85+280-283=477+(362-82)=54×2=733-143=111×3+223=85×6-155=335-60+216=95+314-25=64+291=96+166=995-637=550-297-213=322-(218+84)=152-120=329-20×6=852+299-859=876-(314+371)=746+(776-715)=342+34+481=883-(343-23)=446+(215-184)=325-59×2=968-417-299=850-145×3=10+98×4=779-(52+285)=910-82=316+77×2=66×(147-140)=998-264=479+847-789=825-384-104=81×9-277=655-186×2=867+(662-376)=418-10-312=496-68×2=231-27×6=460-130=794-(153+108)=317-(226-132)=386+178×4=408-246-149=46×(49-45)=106+469+965=322×(473-470)=438-373+174=261×6-613=607-509=298-222+365=416+473+389=191+206+49=424-80×2=965-492-400=234+73-217=313+(876-707)=245-(84-28)=866-459+891=207×4=989-328-644=182+(348-168)=557×9=257-231=898×(865-859)=227+225+343=946×(365-357)=10×8=196×5=298-21×9=473-(330-183)=887-134×6=72×2=273-174=113+(392-296)=120×8=184+(443-80)=735-(678-632)=453-(241+179)=192-(215-198)=394-104×3=339-198+306=374-(467-388)=4/7-3/7=299+69×4=278-182=408-(491-444)=316-(377-320)=203+239+242=332+22-211=80+156=753×4-214=79×(872-866)=465-454=667-514=93+309-323=336-(154+168)=531-84×3=412-155-205=66+(458-355)=135+91+155=620+481+862=46+189×3=945-96-231=232-48=666-349=42×(96-89)=500-211=16+714-544=217+(440-17)=31×(477-469)=350-281+919=925+770-66=5/9-2/9=134+280+212=271×(390-387)=994-709=500+228+37=79+(470-122)=170-(251-189)=389+91=188+104×7=70×3+242=217-112-80=83+321+178=838×5-163=436+302+39=100-45+110=407-178-36=570×8-378=449-235=664-101=210+(390-298)=159×4+309=89+665+218=359-(183+167)=870-(13+156)=181-21×7=170+448-617=526-94×2=68+(335-91)=652+258+222=146-(905-762)=59+61-71=57×4+458=211+493-206=951-506-227=62×5+242=442+(930-118)=912+33-174=386-(323+22)=825-174=811×(139-132)=325×2-350=719+(661-52)=595-19×5=50+(237-205)=433×2=173×9-371=4/7-1/7=476-(231+142)=201+78-117=498-(154+98)=774-197-435=33×3+141=972-(778+65)=433-(730-387)=43×5+647=821-338+317=310+(494-272)=349+129+310=73×4-239=587+499+267=734+204-71=397×6=479-29-377=489-53×7=781×(754-746)=926-564-31=375+153-359=551+438-542=637×2-230=154-99+191=180+830-70=472+81+447=287+186+77=433-129×3=387+85-271=183+725=293×3=102×3+753=974-(885-20)=11×3=366-30-119=256×6=480-26-245=356×3-436=683+70+246=420-399+403=603-43=900+(841-208)=154+244=387-146+578=136+(330-166)=407-128×3=104×4=138-(58-46)=56×(244-237)=210+198=912-(137+458)=272+12-263=33-30+266=2/5-1/5=294-(905-761)=397+(403-25)=258×4=691-(790-535)=429-104×3=76×(406-398)=181×(497-493)=239-31×4=126+199=389-69-187=190+56×3=105+295-280=590+160+141=95+234=459-112-39=464-35×9=734+194+240=858×4=166-136=365-124=128+68×9=374+76-407=804-202=294-(388-298)=786-(145+430)=377+(257-218)=280+59×3=926-71+81=576+749-489=489-413+399=326-264=177+100=122×(224-216)=479-(122+276)=369+30×5=418-(384+15)=417-297+12=863+678+664=879-(92+13)=146×(119-114)=694+75×3=865×(484-479)=280×(334-330)=326-73-245=158+385×2=718+804=132×(58-51)=216×3=422-46-284=45+20-39=143×5+712=232-(922-732)=818-(98+177)=410+477=555-23×5=637-474+46=416-263=930-320-418=393×9=465-(223+129)=790-152×4=268-238+190=135×(366-361)=327×7-994=138+123-159=383+(491-128)=639×7=707-(710-35)=313-(545-394)=209-(94+16)=213-(397-374)=53+260+161=438-267+99=942+(630-86)=278-166-58=89+166-141=632+573+214=570+218=262×(444-441)=252-(904-666)=812-701+579=497×2=523+692-254=431-27×3=21×7-75=308+882=286+427+124=969-(556+157)=24×9-127=426-77-284=730×8-409=254-(95+62)=736+(923-462)=1/8+6/8=490-(119+207)=257×2+689=997-(597+304)=81×9=300-(80-79)=337+144-450=809-361-129=651+288-326=506-58×3=886-38-373=956×(670-664)=553×5-752=411-69+171=684-(815-166)=543+771-170=465+250=210-98-63=675×5=345×2-281=965-812+214=943+(779-274)=91+69+828=345-135×2=564-106+915=681×(440-437)=149+92-208=489-52×8=92×8-375=824-(195+194)=108+129×4=735-35×6=278×2-314=340×2-337=472-173-186=296-(290-142)=775-266=383×2+27=174×5-104=322+151-301=99-(240-233)=468×2=5/7-1/7=77×2=298+(390-222)=181+266=491+(361-317)=841-554-129=866-23-805=793-(499-89)=413-135-72=831-355-157=24×8+608=51×(32-28)=168-54=581-70×2=931-47-621=254+244=771-(806-338)=136-27+343=159×(63-57)=980-922+574=835-(25+240)=917×5=655-80×7=583-386-87=829×5=990-10×3=166+290-51=232-199+101=10+88×7=376-(29+231)=19×7=685+(967-45)=546×8-693=321+(376-23)=408+892+659=357×2-670=295-281=63×6=260+51=430×8-936=26×(359-354)=167+426+978=883-90×5=472-57-226=971-574+464=702-(166+319)=84+60=114+474+306=399-19×4=111-17=750×8-433=455×2-63=498-141-76=4/8+3/8=754-(312-108)=197×5-630=247-67×3=582+213+89=492-419=143+544+305=140×(118-115)=327+(39-24)=219×4-771=181-29×2=269-(72+189)=35×2+869=184-158=46+387-297=392-72=521×(91-88)=877×9-203=419-12×9=1/8+5/8=105+346=441-12×7=40+213=406-404+475=41+655+127=602-(995-991)=402-(229-158)=830+139+12=168+106-138=375+422-729=495-(449-313)=918+(974-854)=475+188-199=330-168=631+(563-393)=225×5=372×9=865-(550-23)=688-168×2=610-521=313+321+314=467-(10+297)=452+31-397=720-27×5=279+(611-452)=411-198-134=224+204-421=459×3-78=923+844=928-(454+428)=115×2+195=280+87-164=242×2=896-(75+114)=258+730+350=362×2-545=684×2-958=146×4+611=96×7-549=200×4-195=118×(335-327)=189+219=178+237=523+831+336=347-285=832-142-91=330-(268-74)=234×7=235-88-124=313+405=481×2-433=376×2-718=799-16×9=279+370+159=909-666-189=165+88=266+720=662+883=170+264-245=295-105=167+872=550+138×5=564-229=405-140+159=25×2+421=21×(43-39)=389-(859-518)=253+864+961=361-189+111=493-278+149=755-475=13×(334-330)=90+(301-158)=73×5+238=325-(492-461)=418-76+88=308+986=160+(324-163)=193+186-176=386×(566-560)=113×7-721=265×5=154×6-847=873×7=269×(943-939)=276-48=303×2-288=927+628=116×4-313=321+307=56×(241-235)=833-(261-246)=345-(290-246)=55+294=218-(55+158)=291-111+659=321+(458-211)=44×2+409=328+132=744+12-707=988+557+723=271+155=774-214+282=878-(542+304)=164×(464-458)=849-(292+182)=944-411×2=278-152+276=76×2=771-728=232-(880-664)=2/4-1/4=107+(325-189)=448-404+873=496-390=946+(604-497)=482+(499-165)=905+(888-171)=415×(452-445)=757-55+635=349-323=341×5-515=741×4=945-143-364=199+476+263=21×7+150=445+(295-130)=436-226=172+165=365-(108+239)=413-190-20=137+158×5=152+793=486-394+217=760+476=852×8=175-(339-166)=841-37×9=127×(372-366)=145+439=367+(347-317)=368-321=419+303×3=311×2+209=592-(397-359)=444-195-193=757-222=156+146-244=185×(453-449)=741+807+213=940-(984-787)=805-(35+224)=124+(423-322)=2/7+4/7=336+128=425×6-342=3/6-1/6=261-231+18=358+98=315+705-473=784×(940-935)=82+330+548=796+403=238-119+231=216-149-33=771+36+368=497-20-418=75×9=691-434=181×8-235=47×3=295-252=351-72-278=533+594-456=403+615=516+(261-53)=371-(34+188)=419-122+134=74×6-163=755+(567-469)=816-312+29=750-(206+284)=420-(156+146)=180+47=18+36×3=參考答案404-137×2=130926-131=795103×5+266=78129×3=87184×(501-497)=736750+681+630=2061149-143+910=91672+407=479371-153×2=65700×(739-734)=3500191+25×3=26634+255+330=619402×9-937=2681504×7=3528316-28×5=176313-268=45303-(104+138)=61866-(600+187)=79423-42×4=2553/6-2/6=1/6841-(110+14)=71710×(162-154)=802/3-1/3=1/3494-53×2=388184×3+254=806355+131=486962+81×4=1286442-94=34827×3+279=360435-(261-160)=334368-(465-304)=207253×(674-670)=1012254-(155-143)=242423-(173+99)=151722+240+213=1175932-137×2=658496+(178-157)=517170-(83-36)=1236/8-1/8=5/868×8=544154+662+153=96935×5=175913+920+436=2269624-168+949=1405669+326-269=726916+99×9=1807475-(105+113)=257227-(190-153)=190316×2-315=31753+183-177=59921-17-520=384427+(417-322)=522927+(752-691)=988442-(156+87)=199309×2=618758+423+36=12175/8-2/8=3/8775-(392-299)=682516-173=343712+203-782=133580+(974-523)=1031993+(998-769)=1222211×4=844325+126=451297+(390-98)=589630+114-654=90111×3+434=767864-49+37=852467×2-181=753427×9-797=3046413-41×5=208487-435=5291×2-15=167366-128=238416+47-319=144177+192-280=89144+154×5=914242+972-695=519240×4-159=801137×5-60=625266×(306-298)=212839×8=312632-(324+281)=27484×5-113=2307598+535=1133873+(855-540)=1188283×2+247=813146+274×3=96883-64+238=257341+236=577390×(711-707)=1560249-39×6=151/7+5/7=6/7871×(91-83)=6968244×4-338=638442+382-461=363286+52=338965-(48+676)=241481+103=5843/6+2/6=5/6166-25-32=109955-(109+685)=16161+287+577=925304+(740-682)=362578×8-718=3906178×4=712960-563+617=1014312-100-115=97388×7-824=1892572+52×5=83233×5=165181+33=214999-196-428=375128+82=210358×2+699=1415361-194+239=406836×2=1672128×7-501=395883-(192+271)=420988×(143-139)=3952970+(418-286)=1102221+(473-263)=431493-(866-511)=138893×5-616=3849763-141×3=340117+945-501=56145×(108-101)=315974×2=1948437-253=184473-160-50=26334×2=686/8+2/8=1781×(569-560)=7029445×(135-130)=2225274+(495-73)=696397×2+29=823488×2-361=615799-(133+185)=481406-312=94578-87+544=103543+39+710=7921/4+2/4=3/41/4+3/4=1118×(318-315)=3545/8+2/8=7/8457-99-253=105945-27×6=783146+197-98=245339-(241-28)=12659×2=118108+846-582=372972-698-265=9354-(302-200)=2522/10-1/10=1/1026×8+46=25469×2=138782-(197+439)=146231-18×4=159434+(322-106)=65036+158=194625-46+268=847510-120-335=55183+343+145=671476-99-290=87785-34×8=513164-120+256=300209+52×8=625949-672+70=347209-(313-131)=27204×2=40886×6=516191+589=780463-142=321132×(452-446)=792249×2=498242-196+65=111224×(50-46)=896261+192-44=409138+32+726=896753×(926-921)=3765307+44×7=615834-59×7=421506+142×2=790418-(97+195)=126459-(110+124)=225370×2+79=819550-481+645=714258+206=46468+657+100=825929-738+467=658283-61×3=100585-(975-578)=188442-15×4=382128-(74+49)=5284-(174+69)=41487-(177+119)=191220+292=512564-454+549=659295-(26+226)=43180×5=900810+400+48=1258422-272=150154-(133-64)=85480-231-84=165151×(94-88)=90672+102×3=378310-(144+157)=9241+544+611=1396483-351+294=426441-383+235=293680+351=1031957+493-347=1103154×4=61670×4+848=1128510+217=72782×(239-230)=738216-142+98=17254×(139-133)=324105×(42-36)=63020×8=160490×6-221=2719659+(623-200)=1082332-149+221=404236+871+323=1430818-506-114=198547+76+95=718464-(147-88)=405228-(192-100)=136166×(204-198)=996952-254-396=302724+(715-410)=1029315×7-600=16055/10+4/10=9/10728+111×2=950341+121-40=422621+(236-204)=653995+739+957=2691144-17×5=59337-33×7=106115×6=69068×6=408412-(38+267)=107467+190×5=1417485-82=403677-453=224990-284-333=373907-773=13446+33=79394-351+89=132756-(957-520)=319169-16×2=137230+427+173=83070×(23-20)=210242-(276-231)=197494-(988-560)=66358-36-40=282113-(174-166)=105221-15×9=865/7+2/7=185+280-283=82477+(362-82)=75754×2=108733-143=590111×3+223=55685×6-155=355335-60+216=49195+314-25=38464+291=35596+166=262995-637=358550-297-213=40322-(218+84)=20152-120=32329-20×6=209852+299-859=292876-(314+371)=191746+(776-715)=807342+34+481=857883-(343-23)=563446+(215-184)=477325-59×2=207968-417-299=252850-145×3=41510+98×4=402779-(52+285)=442910-82=828316+77×2=47066×(147-140)=462998-264=734479+847-789=537825-384-104=33781×9-277=452655-186×2=283867+(662-376)=1153418-10-312=96496-68×2=360231-27×6=69460-130=330794-(153+108)=533317-(226-132)=223386+178×4=1098408-246-149=1346×(49-45)=184106+469+965=1540322×(473-470)=966438-373+174=239261×6-613=953607-509=98298-222+365=441416+473+389=1278191+206+49=446424-80×2=264965-492-400=73234+73-217=90313+(876-707)=482245-(84-28)=189866-459+891=1298207×4=828989-328-644=17182+(348-168)=362557×9=5013257-231=26898×(865-859)=5388227+225+343=795946×(365-357)=756810×8=80196×5=980298-21×9=109473-(330-183)=326887-134×6=8372×2=144273-174=99113+(392-296)=209120×8=960184+(443-80)=547735-(678-632)=689453-(241+179)=33192-(215-198)=175394-104×3=82339-198+306=447374-(467-388)=2954/7-3/7=1/7299+69×4=575278-182=96408-(491-444)=361316-(377-320)=259203+239+242=684332+22-211=14380+156=236753×4-214=279879×(872-866)=474465-454=11667-514=15393+309-323=79336-(154+168)=14531-84×3=279412-155-205=5266+(458-355)=169135+91+155=381620+481+862=196346+189×3=613945-96-231=618232-48=184666-349=31742×(96-89)=294500-211=28916+714-544=186217+(440-17)=64031×(477-469)=248350-281+919=988925+770-66=16295/9-2/9=3/9134+280+212=626271×(390-387)=813994-709=285500+228+37=76579+(470-122)=427170-(251-189)=108389+91=480188+104×7=91670×3+242=452217-112-80=2583+321+178=582838×5-163=4027436+302+39=777100-45+110=165407-178-36=193570×8-378=4182449-235=214664-101=563210+(390-298)=302159×4+309=94589+665+218=972359-(183+167)=9870-(13+156)=701181-21×7=34170+448-617=1526-94×2=33868+(335-91)=312652+258+222=1132146-(905-762)=359+61-71=4957×4+458=686211+493-206=498951-506-227=21862×5+242=552442+(930-118)=1254912+33-174=771386-(323+22)=41825-174=651811×(139-132)=5677325×2-350=300719+(661-52)=1328595-19×5=50050+(237-205)=82433×2=866173×9-371=11864/7-1/7=3/7476-(231+142)=103201+78-117=162498-(154+98)=246774-197-435=14233×3+141=240972-(778+65)=129433-(730-387)=9043×5+647=862821-338+317=800310+(494-272)=532349+129+310=78873×4-239=53587+499+267=1353734+204-71=867397×6=2382479-29-377=73489-53×7=118781×(754-746)=6248926-564-31=331375+153-359=169551+438-542=447637×2-230=1044154-99+191=246180+830-70=940472+81+447=1000287+186+77=550433-129×3=46387+85-271=201183+725=908293×3=879102×3+753=1059974-(885-20)=10911×3=33366-30-119=217256×6=1536480-26-245=209356×3-436=632683+70+246=999420-399+403=424603-43=560900+(841-208)=1533154+244=398387-146+578=819136+(330-166)=300407-128×3=23104×4=416138-(58-46)=12656×(244-237)=392210+198=408912-(137+458)=317272+12-263=2133-30+266=2692/5-1/5=1/5294-(905-761)=150397+(403-25)=775258×4=1032691-(790-535)=436429-104×3=11776×(406-398)=608181×(497-493)=724239-31×4=115126+199=325389-69-187=133190+56×3=358105+295-280=120590+160+141=89195+234=329459-112-39=308464-35×9=149734+194+240=1168858×4=3432166-136=30365-124=241128+68×9=740374+76-407=43804-202=602294-(388-298)=204786-(145+430)=211377+(257-218)=416280+59×3=457926-71+81=936576+749-489=836489-413+399=475326-264=62177+100=277122×(224-216)=976479-(122+276)=81369+30×5=519418-(384+15)=19417-297+12=132863+678+664=2205879-(92+13)=774146×(119-114)=730694+75×3=919865×(484-479)=4325280×(334-330)=1120326-73-245=8158+385×2=928718+804=1522132×(58-51)=924216×3=648422-46-284=9245+20-39=26143×5+712=1427232-(922-732)=42818-(98+177)=543410+477=887555-23×5=440637-474+46=209416-263=153930-320-418=192393×9=3537465-(223+129)=113790-152×4=182268-238+190=220135×(366-361)=675327×7-994=1295138+123-159=102383+(491-128)=746639×7=4473707-(710-35)=32313-(545-394)=162209-(94+16)=99213-(397-374)=19053+260+161=474438-267+99=270942+(630-86)=1486278-166-58=5489+166-141=114632+573+214=1419570+218=788262×(444-441)=786252-(904-666)=14812-701+579=690497×2=994523+692-254=961431-27×3=35021×7-75=72308+882=1190286+427+124=837969-(556+157)=25624×9-127=89426-77-284=65730×8-409=5431254-(95+62)=97736+(923-462)=11971/8+6/8=7/8490-(119+207)=164257×2+689=1203997-(597+304)=9681×9=729300-(80-79)=299337+144-450=31809-361-129=319651+288-326=613506-58×3=332886-38-373=475956×(670-664)=5736553×5-752=2013411-69+171=513684-(815-166)=35543+771-170=1144465+250=715210-98-63=49675×5=3375345×2-281=409965-812+214=367943+(779-274)=144891+69+828=988345-135×2=75564-106+915=1373681×(440-437)=2043149+92-208=33489-52×8=7392×8-375=361824-(195+194)=435108+129×4=624735-35×6=525278×2-314=242340×2-337=343472-173-186=113296-(290-142)=148775-266=509383×2+27=793174×5-104=766322+151-301=17299-(240-233)=92468×2=9365/7-1/7=4/777×2=154298+(390-222)=466181+266=447491+(361-317)=535841-554-129=158866-23-805=38793-(499-89)=383413-135-72=206831-355-157=31924×8+608=80051×(32-28)=204168-54=114581-70×2=441931-47-621=263254+244=498771-(806-338)=303136-27+343=452159×(63-57)=954980-922+574=632835-(25+240)=570917×5=4585655-80×7=95583-386-87=110829×5=4145990-10×3=960166+290-51=405232-199+101=13410+88×7=626376-(29+231)=11619×7=133685+(967-45)=1607546×8-693=3675321+(376-23)=674408+892+659=1959357×2-670=44295-281=1463×6=378260+51=311430×8-936=250426×(359-354)=130167+426+978=1571883-90×5=433472-57-226=189971-574+464=861702-(166+319)=21784+60=144114+474+306=894399-19×4=323111-17=94750×8-433=5567455×2-63=847498-141-76=2814/8+3/8=7/8754-(312-108)=550197×5-630=355247-67×3=46582+213+89=884492-419=73143+544+305=992140×(118-115)=420327+(39-24)=342219×4-771=105181-29×2=123269-(72+189)=835×2+869=939184-158=2646+387-297=136392-72=320521×(91-88)=1563877×9-203=7690419-12×9=3111/8+5/8=6/8105+346=451441-12×7=35740+213=253406-404+475=47741+655+127=823602-(995-991)=598402-(229-158)=331830+139+12=981168+106-138=136375+422-729=68495-(449-313)=359918+(974-854)=1038475+188-199=464330-168=162631+(563-393)=801225×5=1125372×9=3348865-(550-23)=338688-168×2=352610-521=89313+321+314=948467-(10+297)=160452+31-397=86720-27×5=585279+(611-452)=438411-198-134=79224+204-421=7459×3-78=1299923+844=1767928-(454+428)=46115×2+19