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537-20×5=997+12-816=334-317=106×8+752=286+(314-168)=976-470+407=633-47×8=283+(445-254)=833×5-88=590+636+783=710+248+271=247×4-459=339+142-307=106+(491-262)=260+60=675×(916-911)=447×2=298×(396-391)=572+573+300=397+(271-38)=601+661+985=253-(288-140)=285+(481-207)=470-(151+87)=734-374+46=796×4-898=595×6-372=393-375=777-559+342=257+106-108=379×(740-734)=398-(394-258)=860-539-186=373-186=750+861-563=586×(894-888)=462-(253-177)=711+244×2=197×5-569=216+14×9=206×(150-147)=456+52×5=109+15+143=543×5=414-258-156=3/8+4/8=373-128×2=951-(44+703)=336+52-80=629×4-997=777×(518-514)=407-(33+372)=255×3-609=301+512+18=407+959=614+(915-878)=340-164×2=730-296×2=292+521+94=730×3=754-(608-206)=821-786=759-21+789=327-49×3=201×4-264=984-(274-206)=149+237=244×4+340=283×2=676-140×2=775×8=180×3-61=561×7-741=721-(557-319)=792-189=189+(70-31)=200-(172+28)=18×(948-939)=244×4=349-124-135=396-(277-190)=474+(82-34)=687×2=260+177+19=31×(233-229)=142-(495-408)=322×2+373=136-(148-116)=361-(395-230)=138×6+390=167+691+574=657×4-553=808-170×2=339-13×9=103×5-188=164×3+239=233+190-119=296+67-38=439-148×2=997×9=325+202+257=193-(363-184)=833-813=357-(118+203)=880-26-463=105×9-814=440-163-97=276-(124+144)=107-(711-667)=114-10+200=87+216-142=973×9=472×2-95=279+83=366-(232-98)=858-131×2=399-(66+80)=25×(331-322)=294-281=77-18+214=185+226=274-(210+13)=878-(136+547)=577×(410-403)=287+110=609+(970-951)=205+224=426-49×8=668-(440+24)=440-85-171=844+(859-323)=66+72=60×7-359=158+422+262=889-(122+526)=253+518+24=334-243+180=308+80=451-316=160+529+130=898-(668-182)=198+75×4=494-324+22=627×8-991=317-10=266-(107+26)=636×6=837+57×6=406×2+238=119×7-656=121×4+418=369+110=858×(810-806)=483-195-133=389-(127+217)=46×5+130=474-63-306=681+392=486-117-92=712-(499-429)=725+28+171=181+830+181=12+(493-33)=842-67×6=109×4-99=424+127×4=662+468=322+103-316=1/7+3/7=321+(205-79)=53-20=138×2+936=288-(851-828)=69+921-350=246-(28+141)=191-(351-297)=867-152-632=404-182=111+498+86=478-28-205=673-21×9=816-422+81=66+58×7=481-180×2=391-112-43=309-(78+153)=112×3+272=31×6=880-606-202=265-46+42=869×2-859=40+420-126=487-338-53=365+(429-109)=373+(353-78)=165×7=495-411+263=320×3-590=202-40+176=149-(136-25)=498-77-393=812-(891-667)=335×8=200×2+227=128×6=221+248=818+152-257=111×5+96=437-48=4/9-2/9=428-16-125=252-10×8=28+131×6=371×4=762-201-304=792-262+641=158-132=713×2-265=122-(37+43)=861-(77+726)=460-12×7=836-235×2=71-16=888+422-401=942×4=754-(307+99)=2/7-1/7=398×2=109×6=551+(671-420)=954-397×2=446-104×3=2/6-1/6=343+(993-47)=185×4-674=387×7-413=278+220-74=870+483-426=53×2=467-230=906-(740-410)=479-(156+222)=946-27+867=929+481=911-85×6=139×9-910=498+33×2=470+(370-236)=182-135+93=472+77×4=594-55×7=89-22-57=371×2-323=861+187-409=827-206-282=830-703=60×4-191=221+136=69×8-191=437+410+79=813-566=867+697+724=336-171+41=453-98=915×(860-851)=96+(926-444)=392-(211-113)=89×(105-101)=746×8=71+(960-722)=124+132=440-(185+122)=275×2+210=562-(236+244)=336-(77+26)=158-13×7=298-252+175=321-(32+96)=362×9=66×(250-247)=209×2=171+292+399=252-176=436-435+277=808-301+118=1/4+2/4=488-(154+301)=608×(153-146)=842+449-858=345×9=40×5=208+94=315×(852-845)=681-253×2=601×2-504=184+579+391=461-(676-663)=427-(557-280)=52×2=651+70×4=252-109=327-(581-384)=578×9-112=471-29=219×2=554+907=649-206+887=65×9=106×8+40=374+(183-104)=176×5-309=11×(77-70)=970×7=228×3-178=380×4=358-143×2=922-454=165+322=190×4+170=88+408-11=209×3+891=329-235+155=460-66-256=650×3=322×7=533-(248-54)=4/7-2/7=344+71=723-(492+23)=199+475=5/8-2/8=834-(999-858)=225-(121+74)=316-(193-84)=887-(154+95)=99+64=390-153+55=1/10+6/10=787-501-266=508+(917-787)=406+129=3/8-1/8=46×(324-315)=234-121+37=64+17=404+236=463+(387-377)=164×7-874=273+947-468=490-15×2=372-193+801=660+929+141=503×(908-905)=692-381-87=2/4-1/4=466-(20+369)=122×(625-621)=376-(312-83)=481-(109+352)=437-370+83=944-46-459=583×3-686=3/6+2/6=474×(451-444)=2/9+3/9=996+89×8=404-(298-96)=121+35=12×7=195+(162-22)=571-(46+411)=229+21+91=1/7+4/7=341-14×6=755-339+444=263-(978-902)=271+52-114=376+113+86=80+145=820-(389+134)=487-225-90=376-110×2=54+176-211=492-(299+179)=83+(132-120)=161+121-36=651-136-282=614-20-194=432-288=633+721-337=950×(292-283)=930-(458+171)=914-(45+187)=922-(63+35)=642+480+196=336-(550-481)=533×(844-838)=465-97-297=691+170+54=194×3-437=448+370-235=71×(496-491)=81×(110-107)=566-(154+300)=326+208+403=472×3=465-14×3=142×2+386=17+156+704=376×2-641=234+243-330=99×4=987-(202+221)=191×3-556=271×3=476-119+946=271+510+85=619-177-207=423+43×3=912+77×6=195-133=1/8+4/8=327-(174+36)=653-205×2=369+60+189=482-53×5=260+179-385=781-179×4=903+150+395=726-471=490-83×3=308+(490-342)=360-345+407=194+186=727-722+26=312×(246-243)=353×2-460=78+85=953-29-632=647×2=928+579+224=31×(288-280)=978-318×2=464-272-114=165×4=95×6=458-21-184=40+282×2=766-201=3/6-2/6=246-23+233=485-190-166=153+889+633=321+(793-78)=20+99=339-(432-332)=829-689+225=506-149=771+820+397=203+58=111×(364-357)=105×5-440=252-234+391=669+(88-16)=590-77×4=439-326+363=158×6=307×6-994=148×(301-297)=82-(494-481)=628+651-748=385+473=459-184+317=161×3-66=31+(299-282)=25+449-105=375-265=335-100×3=486+468×2=856+962+899=848-347=971-122-550=285-160-89=41×2=325-(376-114)=338-148=13+380-265=760-(325+25)=756+182+14=264+234-87=650-(473-188)=115×(77-69)=537-(539-121)=65×(30-21)=405-(75+164)=825-(252+218)=130-14×9=132+372-397=225+(425-350)=320×3+109=268+48=621+(948-84)=23×2+197=376-47=471-(10+110)=244-(419-246)=459-42×3=442-81-338=491+42×9=484×(595-590)=34+774+416=19+367×2=110×7=501+245=75×5+359=46×(171-163)=58×6-297=284+796-806=480-171×2=85+(337-257)=310-(272+20)=180×4-558=910+186+626=145×5-389=268-(134+125)=26-25+414=263-209=240-143+390=273-(484-474)=930+605=797×(429-420)=751+605+216=441-(460-135)=319+531-652=356-180+99=167×3=974+177+409=444-398+111=361×4-652=328-115-39=609-289=102+(396-174)=113×6-503=260-165+101=627-11×2=484-50×5=424×2=839-(895-60)=429-(189+63)=102×(107-100)=4/7+3/7=639+132-235=740-449=163×(246-243)=462-216-238=909+672+720=178×(371-364)=607-(67+288)=970-(152+577)=916+(531-61)=359+73=997-73×2=338+24×8=148+(82-58)=335+(392-371)=4/6+2/6=150+131×2=355+105-234=162+46=724-576-31=226+222-310=142+446+69=46×(206-197)=339+87=457+856-117=395+188=207×3+122=947-20-736=200+740-667=142×(159-155)=86+(591-137)=502+131=206-(180-159)=17×2=685+996+227=34-20=825-461-115=150-(464-458)=704-(897-624)=109×8-103=658-223+208=861+831-301=320-36×2=878-(991-755)=84×(220-214)=313-(336-159)=436-80-226=322-158×2=948-112×5=2/3-1/3=317+76-199=882-585+512=186-149+893=561+(822-139)=239+79-198=916-(332+344)=72×(45-42)=766×(316-312)=813-352+812=461-(188+206)=466-115+121=295+311×2=606-366-110=154+(973-389)=852-239×2=256-166+17=455-156+198=490-(433-315)=371-(273-240)=346-135=93×8+210=117-(264-260)=622-226=745-182-263=80×(239-234)=360-221=68+23+491=801×(252-244)=613+68×8=919+(920-450)=292+572=888-105-578=804-95+521=148-11×9=806+(754-158)=195-(247-191)=647-269+127=506-215=346+(196-134)=254+555=581-377=324×4-603=242×7=510+881-310=372-79-38=179×4-651=161+43=635+34×4=598×3=841-(525-313)=190×4+898=16+462-82=502-170+348=28+482+405=482-163-178=742+166×2=753-(850-632)=3/6-1/6=71+(495-41)=214-(69+102)=50-12×2=712×4-626=33+260-115=938+(572-506)=447×2-707=301+120=48+787-313=469-365+61=165+202=5/7-1/7=50×4+337=67+273+182=270+141+59=295-188=109×(245-241)=197×4-377=42+31×5=629-(971-587)=348+(459-284)=97-49=416-64=458-38×4=202-38-160=452-265+269=67×3=746-69-559=978-83=216-57-88=146+432=354-176=273+(340-226)=346+103=112×8=298×2+771=220-40=302+74+65=280-19×5=43×3+148=3/9+2/9=478+469+850=180-54-53=774-91=862+747+586=53×6=439-408=162+913=24+(493-491)=225×(909-905)=172×5-579=2/8+4/8=956+966-758=417-230+714=56+202=969-358×2=877-132=791-687-100=166+(807-709)=23×(276-267)=263+466=235×2=363-45×5=30×(363-360)=222+68=108+244+537=301+990+927=90×(546-538)=208-(768-668)=128+67×4=148+269=109+117=242+366=187×6=710-(205+200)=171+664=2/5-1/5=374+(936-890)=877×(722-715)=773-40-128=980-(484+247)=399+752+542=235×2+355=392-32=636-24×8=124+203=246-(284-221)=327-131=874-(51+516)=50+233+523=740-(40+46)=432×3-118=896-65×9=458-17+358=227×2=197+204+165=83+285+212=444-316+196=37×8+45=270+850-322=330-46-61=928-(832-428)=641-226=255-76+94=306-20-231=106+961-102=162+197=393-(289+59)=369-(302-111)=505-(716-571)=316×3=648-(308+195)=205+752=992+468-33=460-(181-164)=264-(75+83)=825-665=746-344-231=953-200=226-111+43=361-10×6=427-(326+92)=91×(229-220)=669×(790-786)=445-92=203+696-270=281-97×2=297+322×2=897-552+875=22×3=247×(759-750)=36+369-109=465-(378+81)=901×7-488=687+186×2=980+(854-779)=214×(959-954)=263+534+789=359+93-59=476×8-637=252-18-224=113-(81-76)=574-(233+189)=380+(862-162)=348+(214-24)=200-47×4=432-95=942-350=234+102-154=407-318=338+131-168=674-188=619+827=106×3+429=117×7-219=446+362+159=110×(146-139)=189×(438-435)=207×3=48×8+260=93×(72-66)=403-68×4=163×5-753=48×6=697×3=293+157-252=101+229-91=213+599+677=189×4=428+(404-102)=737-450-48=173×(92-87)=290+(529-519)=307-238+30=155+(309-182)=984+161×3=550+(560-439)=653×4=480+(808-591)=714+869=102+511+47=252×(204-201)=134×(926-921)=88×8-292=881×4-424=295×7-452=465+(400-223)=735-537-63=252+661-732=470-215-250=139+305-306=284+(228-27)=750+603-437=500+14×2=813-68+28=899-333-497=843+(762-481)=460+848-858=144-14×6=141×2=205-(398-256)=104+403+444=427+(907-520)=417-295+31=285-182=531-107×2=參考答案537-20×5=437997+12-816=193334-317=17106×8+752=1600286+(314-168)=432976-470+407=913633-47×8=257283+(445-254)=474833×5-88=4077590+636+783=2009710+248+271=1229247×4-459=529339+142-307=174106+(491-262)=335260+60=320675×(916-911)=3375447×2=894298×(396-391)=1490572+573+300=1445397+(271-38)=630601+661+985=2247253-(288-140)=105285+(481-207)=559470-(151+87)=232734-374+46=406796×4-898=2286595×6-372=3198393-375=18777-559+342=560257+106-108=255379×(740-734)=2274398-(394-258)=262860-539-186=135373-186=187750+861-563=1048586×(894-888)=3516462-(253-177)=386711+244×2=1199197×5-569=416216+14×9=342206×(150-147)=618456+52×5=716109+15+143=267543×5=2715414-258-156=03/8+4/8=7/8373-128×2=117951-(44+703)=204336+52-80=308629×4-997=1519777×(518-514)=3108407-(33+372)=2255×3-609=156301+512+18=831407+959=1366614+(915-878)=651340-164×2=12730-296×2=138292+521+94=907730×3=2190754-(608-206)=352821-786=35759-21+789=1527327-49×3=180201×4-264=540984-(274-206)=916149+237=386244×4+340=1316283×2=566676-140×2=396775×8=6200180×3-61=479561×7-741=3186721-(557-319)=483792-189=603189+(70-31)=228200-(172+28)=018×(948-939)=162244×4=976349-124-135=90396-(277-190)=309474+(82-34)=522687×2=1374260+177+19=45631×(233-229)=124142-(495-408)=55322×2+373=1017136-(148-116)=104361-(395-230)=196138×6+390=1218167+691+574=1432657×4-553=2075808-170×2=468339-13×9=222103×5-188=327164×3+239=731233+190-119=304296+67-38=325439-148×2=143997×9=8973325+202+257=784193-(363-184)=14833-813=20357-(118+203)=36880-26-463=391105×9-814=131440-163-97=180276-(124+144)=8107-(711-667)=63114-10+200=30487+216-142=161973×9=8757472×2-95=849279+83=362366-(232-98)=232858-131×2=596399-(66+80)=25325×(331-322)=225294-281=1377-18+214=273185+226=411274-(210+13)=51878-(136+547)=195577×(410-403)=4039287+110=397609+(970-951)=628205+224=429426-49×8=34668-(440+24)=204440-85-171=184844+(859-323)=138066+72=13860×7-359=61158+422+262=842889-(122+526)=241253+518+24=795334-243+180=271308+80=388451-316=135160+529+130=819898-(668-182)=412198+75×4=498494-324+22=192627×8-991=4025317-10=307266-(107+26)=133636×6=3816837+57×6=1179406×2+238=1050119×7-656=177121×4+418=902369+110=479858×(810-806)=3432483-195-133=155389-(127+217)=4546×5+130=360474-63-306=105681+392=1073486-117-92=277712-(499-429)=642725+28+171=924181+830+181=119212+(493-33)=472842-67×6=440109×4-99=337424+127×4=932662+468=1130322+103-316=1091/7+3/7=4/7321+(205-79)=44753-20=33138×2+936=1212288-(851-828)=26569+921-350=640246-(28+141)=77191-(351-297)=137867-152-632=83404-182=222111+498+86=695478-28-205=245673-21×9=484816-422+81=47566+58×7=472481-180×2=121391-112-43=236309-(78+153)=78112×3+272=60831×6=186880-606-202=72265-46+42=261869×2-859=87940+420-126=334487-338-53=96365+(429-109)=685373+(353-78)=648165×7=1155495-411+263=347320×3-590=370202-40+176=338149-(136-25)=38498-77-393=28812-(891-667)=588335×8=2680200×2+227=627128×6=768221+248=469818+152-257=713111×5+96=651437-48=3894/9-2/9=2/9428-16-125=287252-10×8=17228+131×6=814371×4=1484762-201-304=257792-262+641=1171158-132=26713×2-265=1161122-(37+43)=42861-(77+726)=58460-12×7=376836-235×2=36671-16=55888+422-401=909942×4=3768754-(307+99)=3482/7-1/7=1/7398×2=796109×6=654551+(671-420)=802954-397×2=160446-104×3=1342/6-1/6=1/6343+(993-47)=1289185×4-674=66387×7-413=2296278+220-74=424870+483-426=92753×2=106467-230=237906-(740-410)=576479-(156+222)=101946-27+867=1786929+481=1410911-85×6=401139×9-910=341498+33×2=564470+(370-236)=604182-135+93=140472+77×4=780594-55×7=20989-22-57=10371×2-323=419861+187-409=639827-206-282=339830-703=12760×4-191=49221+136=35769×8-191=361437+410+79=926813-566=247867+697+724=2288336-171+41=206453-98=355915×(860-851)=823596+(926-444)=578392-(211-113)=29489×(105-101)=356746×8=596871+(960-722)=309124+132=256440-(185+122)=133275×2+210=760562-(236+244)=82336-(77+26)=233158-13×7=67298-252+175=221321-(32+96)=193362×9=325866×(250-247)=198209×2=418171+292+399=862252-176=76436-435+277=278808-301+118=6251/4+2/4=3/4488-(154+301)=33608×(153-146)=4256842+449-858=433345×9=310540×5=200208+94=302315×(852-845)=2205681-253×2=175601×2-504=698184+579+391=1154461-(676-663)=448427-(557-280)=15052×2=104651+70×4=931252-109=143327-(581-384)=130578×9-112=5090471-29=442219×2=438554+907=1461649-206+887=133065×9=585106×8+40=888374+(183-104)=453176×5-309=57111×(77-70)=77970×7=6790228×3-178=506380×4=1520358-143×2=72922-454=468165+322=487190×4+170=93088+408-11=485209×3+891=1518329-235+155=249460-66-256=138650×3=1950322×7=2254533-(248-54)=3394/7-2/7=2/7344+71=415723-(492+23)=208199+475=6745/8-2/8=3/8834-(999-858)=693225-(121+74)=30316-(193-84)=207887-(154+95)=63899+64=163390-153+55=2921/10+6/10=7/10787-501-266=20508+(917-787)=638406+129=5353/8-1/8=2/846×(324-315)=414234-121+37=15064+17=81404+236=640463+(387-377)=473164×7-874=274273+947-468=752490-15×2=460372-193+801=980660+929+141=1730503×(908-905)=1509692-381-87=2242/4-1/4=1/4466-(20+369)=77122×(625-621)=488376-(312-83)=147481-(109+352)=20437-370+83=150944-46-459=439583×3-686=10633/6+2/6=5/6474×(451-444)=33182/9+3/9=5/9996+89×8=1708404-(298-96)=202121+35=15612×7=84195+(162-22)=335571-(46+411)=114229+21+91=3411/7+4/7=5/7341-14×6=257755-339+444=860263-(978-902)=187271+52-114=209376+113+86=57580+145=225820-(389+134)=297487-225-90=172376-110×2=15654+176-211=19492-(299+179)=1483+(132-120)=95161+121-36=246651-136-282=233614-20-194=400432-288=144633+721-337=1017950×(292-283)=8550930-(458+171)=301914-(45+187)=682922-(63+35)=824642+480+196=1318336-(550-481)=267533×(844-838)=3198465-97-297=71691+170+54=915194×3-437=145448+370-235=58371×(496-491)=35581×(110-107)=243566-(154+300)=112326+208+403=937472×3=1416465-14×3=423142×2+386=67017+156+704=877376×2-641=111234+243-330=14799×4=396987-(202+221)=564191×3-556=17271×3=813476-119+946=1303271+510+85=866619-177-207=235423+43×3=552912+77×6=1374195-133=621/8+4/8=5/8327-(174+36)=117653-205×2=243369+60+189=618482-53×5=217260+179-385=54781-179×4=65903+150+395=1448726-471=255490-83×3=241308+(490-342)=456360-345+407=422194+186=380727-722+26=31312×(246-243)=936353×2-460=24678+85=163953-29-632=292647×2=1294928+579+224=173131×(288-280)=248978-318×2=342464-272-114=78165×4=66095×6=570458-21-184=25340+282×2=604766-201=5653/6-2/6=1/6246-23+233=456485-190-166=129153+889+633=1675321+(793-78)=103620+99=119339-(432-332)=239829-689+225=365506-149=357771+820+397=1988203+58=261111×(364-357)=777105×5-440=85252-234+391=409669+(88-16)=741590-77×4=282439-326+363=476158×6=948307×6-994=848148×(301-297)=59282-(494-481)=69628+651-748=531385+473=858459-184+317=592161×3-66=41731+(299-282)=4825+449-105=369375-265=110335-100×3=35486+468×2=1422856+962+899=2717848-347=501971-122-550=299285-160-89=3641×2=82325-(376-114)=63338-148=19013+380-265=128760-(325+25)=410756+182+14=952264+234-87=411650-(473-188)=365115×(77-69)=920537-(539-121)=11965×(30-21)=585405-(75+164)=166825-(252+218)=355130-14×9=4132+372-397=107225+(425-350)=300320×3+109=1069268+48=316621+(948-84)=148523×2+197=243376-47=329471-(10+110)=351244-(419-246)=71459-42×3=333442-81-338=23491+42×9=869484×(595-590)=242034+774+416=122419+367×2=753110×7=770501+245=74675×5+359=73446×(171-163)=36858×6-297=51284+796-806=274480-171×2=13885+(337-257)=165310-(272+20)=18180×4-558=162910+186+626=1722145×5-389=336268-(134+125)=926-25+414=415263-209=54240-143+390=487273-(484-474)=263930+605=1535797×(429-420)=7173751+605+216=1572441-(460-135)=116319+531-652=198356-180+99=275167×3=501974+177+409=1560444-398+111=157361×4-652=792328-115-39=174609-289=320102+(396-174)=324113×6-503=175260-165+101=196627-11×2=605484-50×5=234424×2=848839-(895-60)=4429-(189+63)=177102×(107-100)=7144/7+3/7=1639+132-235=536740-449=291163×(246-243)=489462-216-238=8909+672+720=2301178×(371-364)=1246607-(67+288)=252970-(152+577)=241916+(531-61)=1386359+73=432997-73×2=851338+24×8=530148+(82-58)=172335+(392-371)=3564/6+2/6=1150+131×2=412355+105-234=226162+46=208724-576-31=117226+222-310=138142+446+69=65746×(206-197)=414339+87=426457+856-117=1196395+188=583207×3+122=743947-20-736=191200+740-667=273142×(159-155)=56886+(591-137)=540502+131=633206-(180-159)=18517×2=34685+996+227=190834-20=14825-461-115=249150-(464-458)=144704-(897-624)=431109×8-103=769658-223+208=643861+831-301=1391320-36×2=248878-(991-755)=64284×(220-214)=504313-(336-159)=136436-80-226=130322-158×2=6948-112×5=3882/3-1/3=1/3317+76-199=194882-585+512=809186-149+893=930561+(822-139)=1244239+79-198=120916-(332+344)=24072×(45-42)=216766×(316-312)=3064813-352+812=1273461-(188+206)=67466-115+121=472295+311×2=917606-366-110=130154+(973-389)=738852-239×2=374256-166+17=107455-156+198=497490-(433-315)=372371-(273-240)=338346-135=21193×8+210=954117-(264-260)=113622-226=396745-182-263=30080×(239-234)=400360-221=13968+23+491=582801×(252-244)=6408613+68×8=1157919+(920-450)=1389292+572=864888-105-578=205804-95+521=1230148-11×9=49806+(754-158)=1402195-(247-191)=139647-269+127=505506-215=291346+(196-134)=408254+555=809581-377=204324×4-603=693242×7=1694510+881-310=1081372-79-38=255179×4-651=65161+43=204635+34×4=771598×3=1794841-(525-313)=629190×4+898=165816+462-82=396502-170+348=68028+482+405=915482-163-178=141742+166×2=1074753-(850-632)=5353/6-1/6=2/671+(495-41)=525214-(69+102)=4350-12×2=26712×4-626=222233+260-115=178938+(572-506)=1004447×2-707=187301+120=42148+787-313=522469-365+61=165165+202=3675/7-1/7=4/750×4+337=53767+273+182=522270+141+59=470295-188=107109×(245-241)=436197×4-377=41142+31×5=197629-(971-587)=245348+(459-284)=52397-49=48416-64=352458-38×4=306202-38-160=4452-265+269=45667×3=201746-69-559=118978-83=895216-57-88=71146+432=578354-176=178273+(340-226)=387346+103=449112×8=896298×2+771=1367220-40=180302+74+65=441280-19×5=18543×3+148=2773/9+2/9=5/9478+469+850=1797180-54-53=73774-91=683862+747+586=219553×6=318439-408=31162+913=107524+(493-491)=26225×(909-905)=900172×5-579=2812/8+4/8=6/8956+966-758=1164417-230+