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77+418-442=411+(723-125)=767-695+75=7/10+3/10=280+97+300=144×3-358=251+114-284=872-71×6=75×(191-183)=501-(77+33)=616-58×5=476-401-55=396+601=757×(854-850)=241×(155-151)=474-325-103=662+495+476=191-62-100=185×2+105=413-382=726×(145-139)=415-66×5=346+905-433=48×(93-89)=85-25=357-(313-224)=483+450-291=742×7=485-50×8=460-12×6=387×5=265-113-15=10+519+996=170+(854-232)=24+43+689=377+401=51×4=784+362-857=827-16-602=375×5=119-95=192-78+54=248+234+251=740-(169+97)=136×6-560=411-141+78=445-145=2/7-1/7=203+(299-112)=256×2-237=391-39=340+30×4=943-(721+70)=290+(648-269)=835-(77+192)=667-128×3=765-(231+517)=422-99+134=986+530=490+(806-742)=31×4+323=155-48=5/8+3/8=441-320=123×6+458=254×(218-215)=438+788+594=410×2+670=125+678+88=63+175-124=204-162-36=233-23+143=175+(263-109)=605+(581-89)=674+74+60=425×(15-11)=250-(161+10)=475-(386-208)=390-(369-237)=621-180-335=492-34-431=558+327-528=407-220-146=239-(27+78)=879-(225-133)=518+202×4=692-88×5=126×9=1/6+4/6=238-41×4=294-17=596×(111-102)=348×(441-436)=57+30+207=5/10-1/10=976-21-440=89+168×5=2/4-1/4=14+575+829=178×(410-407)=604-44×8=598-(124+446)=992+703+963=69+300=401-(16+43)=19×9-77=138+(702-605)=516×4=191×(196-193)=453-106=994-690=72×(249-246)=301-197+308=801-244=87+(258-180)=48×(132-129)=36+175=574+707-55=53+345-318=483-15×6=852-(89-46)=134-22×3=483-(219-39)=544+335+759=486+(229-209)=188-96=740+655+167=32×9-261=482-213+695=325-(335-154)=944-21×9=382×2-706=497-88×2=211+281=371-198=514×(697-694)=93×2+497=995+491-246=849-603+156=111×(45-39)=408+(482-214)=381×2=202+154=252-36-199=816-232-478=60×(479-474)=552×4-262=194×4-344=178×8=215+216×3=144×5=721+(587-553)=852×3=499-273=247×6-142=800-147-152=921-(343+538)=10×5+315=439-(35+56)=57×4+220=51+223-150=287×2=305+150=476+609=197-143-43=476+76×9=120×7+392=130-23×5=346+(215-93)=156×4-347=498+237=221×9-949=798+561=466-191=309+(684-105)=57×9-386=103+26+300=95+264-186=286-(227-110)=994-987+210=408-338=58-30+423=315+136+316=128×2=393+20-345=294×(302-296)=974-(375-361)=89×(38-31)=170×2+168=559×3-710=318-99=261-212=203-113+157=364-50-76=571-(68+39)=96-(278-246)=21×7+959=496-(665-624)=998-80=285×3+734=35+170-143=285+225=256+472=450-(116+278)=998+476=190+134=130+(429-104)=736×(213-205)=543×6=400+(287-125)=106+87×8=441-(19+78)=2/5-1/5=285+60=784+(624-78)=826-218-538=453-326+225=771+(521-178)=419-(353-39)=986-65+133=394-333+143=89+321-268=425-(353-118)=302+164=496-270-217=251-92-19=28+(72-70)=141×4-34=379+(480-446)=972+145+38=30+130=39+385-333=994-333+521=617-144×3=827-561-83=690-(120+16)=132×5-64=651-(529+93)=232-(428-202)=287×4=295+203-170=249+210+103=896×2=702-(150+128)=831+353-271=631-153-218=616-485=449-(48+199)=60×5=488×2+811=177-(489-482)=313+124=807-(908-211)=278+210-111=458-313=21×2=212×4-719=274-80-166=491-62×3=490-159-137=88×(975-970)=623-(358-206)=681+282+690=658-(208-73)=313+(215-210)=177+596+173=469-(102+302)=26×4+632=291-(177+111)=825-574=461×2-900=446-89+41=682-192+129=652×(57-48)=167+257=196-10×8=467-84×2=238+430=3/6+2/6=495-241+50=290+181=397-(100+133)=467-125-120=298×2+523=22×7-12=353+376+92=24×8=449+(989-591)=139×2=284+173=139+156=143-(671-661)=73+191-243=421+(842-819)=592-442=260-18×5=124+(768-172)=125-(131-10)=969+372-46=436-68×4=333-296+363=389×2+282=229-33×6=200-(432-331)=382-288+304=524-(303+151)=343+530+40=426×2=159-(286-236)=492-(298+48)=760-254-90=242+227=858-(672-557)=265+283+278=471+132+227=431-(511-311)=3/8-2/8=638+608+624=467+140=263-156+101=655+327-776=652+(894-686)=741-148×3=583-409+590=174×4+212=352-127+610=107+(395-173)=293-189+311=47×6-203=256-(270-211)=466-32×5=131+978-32=903+124+833=829×(576-571)=710+726+600=509-(958-587)=263×2-270=996-980+487=491-318=704-511=154-52-59=515-49=189×2=479-160-184=42+155=873-37+576=104×(484-478)=259-41=399-142+698=163-(274-240)=6/8-2/8=292+(327-322)=40×6+881=889-(700-256)=173+183-239=238+54=696×9-229=824-353+690=247×2-14=45×(159-152)=169-103+434=267+(91-43)=289-166+235=916-806+946=709+726-480=679-28=509-324+456=90×(201-198)=16+(381-188)=235×4-548=470×2-383=4/7-2/7=63×3+446=523×7=192+107+66=723-(870-431)=178+285-84=435-273=50×(332-324)=237×4-431=757+12×3=461-142=320+(647-356)=846-(383+44)=96-38×2=223+221-21=240-(427-249)=904+789-253=955-100-455=73+260+79=788×3=202+22×2=273-93-56=275+152=170×6-617=133-108+323=823-68×2=51×3=805+543=606-582+920=103×9+305=802×(127-118)=336-(141+89)=462-28×8=24+27×4=843×8-159=223-(395-277)=101-42+223=928-177-751=194-(36+70)=492-37×3=89+52×8=732-720=460-128=379+315+244=881+409+583=416×(210-203)=409×6-982=210×4-621=276-149-38=52×(419-414)=202+121×6=121×4+538=293+399-136=504×(818-810)=181-128=537+213+187=204+148+108=325×(377-374)=430×2=653×(514-506)=615+543+269=483-307-144=390-354+459=255×2=105-19×5=764-398+235=3/5+2/5=707-(230+425)=862×4-664=303+116+416=3/5-1/5=963-96-684=329-(28+136)=799-67=473+368-733=377-95-99=777-(378+366)=352-126×2=224×2+381=736-(438-17)=898-97×9=500-(199+31)=198-124=355-(412-335)=143×(350-345)=900+678-729=40×(330-325)=296-29×4=903-148-678=38×4-95=469-374+295=270-29×3=138+159×5=235×2=371+101+526=593+671=499-120-237=132×3=405-(100+102)=344×9=314-101-83=684+300-688=89×(300-297)=430+(90-40)=534+(507-289)=438-(356-208)=819×6-384=127+315-256=165-76=312-243+265=442+20+53=599+(761-724)=665-(972-802)=555+(548-505)=416-121=285×2-175=254+188=107×4+435=342×(877-873)=710-140-14=933-211-720=816+719-25=466+(286-124)=758-(617+115)=720×3=985×4=966-385+628=115+67=311+102=714-(138+462)=203×(404-401)=11+134×2=466+27+359=10+189+373=508-138×2=438-385=996-(28+621)=3/6-2/6=532+70+74=272-(168+94)=1/7+4/7=755-484-110=201-21×5=133-111=15+411-256=293+75=37×(193-190)=547+196×2=339×3-542=269-(145-34)=94×(258-249)=274×2=80×4=489×4-469=38+(68-18)=97×(98-91)=97+313=596+(975-314)=276×3-444=944-48×9=319-(139+119)=402+574-624=121+(407-83)=1/4+3/4=472-222-154=820-624+194=627+(290-114)=60+304-178=213×3-267=146+514=202+189=297-276+233=358-46×6=76×(269-261)=130+58×9=696-(535+26)=257+45+389=149×2=155+(383-193)=225×3-534=644×8=153×6-508=723-79×6=448-(108+233)=255-216-34=795+260+287=163+(198-121)=4/7-1/7=924+257×2=485-48×7=597×(124-118)=393-143×2=214×2=317-129=372-297=112×4+56=493+230×2=177×(295-290)=154+(304-193)=464-341-52=180-66+119=727×4-668=835+197-800=339-(63+33)=426+(482-475)=411-(11+174)=5/7+2/7=823-(817-79)=727-336+417=294+879-490=856-(271+234)=458-161=668+23×3=398+(108-72)=768-(368+175)=938-(852-83)=373-(443-168)=428×(529-523)=635×(35-32)=949-107×8=450-61=140+333-71=366×2-107=128+801+41=684+742-566=974-105-480=15+178+558=791-73+115=23+611+302=79×3+498=480-23-416=280-(203+55)=343×(531-525)=774-(373+97)=1/6+5/6=461-(212-30)=445-160=888-(462+57)=801-(41+316)=628+(483-441)=145+155-289=181+951=41×9-108=290×5=977-149=15+384-12=793-352=942×(238-230)=444×4=789-(815-757)=805+254+739=363+34+473=881-31×5=758-333-84=978-70×5=260-10×3=129+614=770+164+752=337×(643-636)=402+151×6=270+219=257+(139-87)=486-160×2=43+(391-82)=87×(667-658)=39×(448-441)=1/8+4/8=277-(99-75)=459-(294+82)=856×6-173=208-116=256+36-149=979-(732-281)=111+319=245-55+871=294×2+132=337-63×3=86+199×4=390+425=425-302-42=35×8-100=254-(256-96)=67+(468-341)=939-(999-962)=690×2=584-383-168=633-409-139=417-68×6=219×4=150-20×4=940-(316+409)=416-404=174+(138-64)=135×7-79=802-(947-181)=454×(170-163)=999-733=289+891+976=789+460+43=227-(372-266)=465-95=736×8-632=126+(453-22)=564-80×6=95×3+307=359+482=338+94=105+120-225=206×4-474=247×4=491-124-366=969+(823-262)=197×5=679×2=238×(292-288)=199+43×5=80+795+590=438-16+72=374+(666-124)=550+410=800-259×2=607-231×2=438-(482-98)=133+276=79×7=428+151+21=16×(263-255)=231-(444-407)=215-(303-120)=799+698-190=342+(958-212)=456+82×8=128+190=500×9-566=340-73-235=241-131=452-(494-474)=1/5+3/5=131×5=224×(144-135)=262+490=174-73-41=999+726-51=467+114×3=943+819=176-93+35=934+322×2=403-109-290=920-478=268-210=24+315-245=347-(368-345)=417-357+978=863×9=238-(138-64)=108+162=661-(452+99)=89+56×3=439-338+68=139+116=294×2=918-126×5=430-68×2=164+112=549+600-281=931-(876-253)=98×9=2/8+4/8=3/7-2/7=43+182×5=551+(977-23)=78+157-232=242-(485-291)=481-426+354=141×2-167=358-(493-419)=182-(83+37)=981-218×4=113×3-339=98×2=985-819=383-(39+91)=87×6-92=287+92=695-472+433=20×(379-372)=72+(951-175)=161+(327-138)=155+908-437=26+321-324=147+299-359=14+96+60=219+49-104=131×3=351×2-102=825+200-825=81-16×3=206×4-382=857×4=141+540+567=217+61+387=402+35-278=969-67-587=277-61×2=315-(196-54)=856-98×5=479-25-414=500+131+218=206-182+343=871-496=448-378-46=364-33×5=121+693+491=358×(623-614)=791-34×7=203×2+144=31+257×3=345-240+89=47+281=994+599+487=214×8-572=744-(367+313)=273+(748-151)=954-371=708-677-15=151×(183-180)=42×6=805-469+120=809-(146+235)=148+101+15=225+(791-743)=445-62×6=835+79×2=854-695+794=527+836+314=765-481+168=945×4=59×8=57+(476-410)=460+763=645+49×8=136+120×2=16×(100-94)=253-141+50=121×2=300×2+125=443-(111+229)=179×4=597×3-78=570+114=475-(158+249)=566+512=3/5-2/5=254-100-68=19×5+440=142×(483-479)=80+314=249+100=936-(188+470)=330×2-596=644×3-371=125+349-183=359-170+217=500-(399+39)=871-(844-383)=697-641=130×5-560=374×(578-571)=424-(37+372)=923×3=338×2=52+982-40=432-(243-224)=302-264-26=134×4+213=422×7=380-321+355=542-205-109=931-(29+179)=188+72-149=497+302+619=301-(213-53)=789×2-164=360-115×2=134-108=40×9=296-(105+108)=613+411-909=484-50-203=419-99=298+(450-217)=793×8-130=260-152=参考答案77+418-442=53411+(723-125)=1009767-695+75=1477/10+3/10=1280+97+300=677144×3-358=74251+114-284=81872-71×6=44675×(191-183)=600501-(77+33)=391616-58×5=326476-401-55=20396+601=997757×(854-850)=3028241×(155-151)=964474-325-103=46662+495+476=1633191-62-100=29185×2+105=475413-382=31726×(145-139)=4356415-66×5=85346+905-433=81848×(93-89)=19285-25=60357-(313-224)=268483+450-291=642742×7=5194485-50×8=85460-12×6=388387×5=1935265-113-15=13710+519+996=1525170+(854-232)=79224+43+689=756377+401=77851×4=204784+362-857=289827-16-602=209375×5=1875119-95=24192-78+54=168248+234+251=733740-(169+97)=474136×6-560=256411-141+78=348445-145=3002/7-1/7=1/7203+(299-112)=390256×2-237=275391-39=352340+30×4=460943-(721+70)=152290+(648-269)=669835-(77+192)=566667-128×3=283765-(231+517)=17422-99+134=457986+530=1516490+(806-742)=55431×4+323=447155-48=1075/8+3/8=1441-320=121123×6+458=1196254×(218-215)=762438+788+594=1820410×2+670=1490125+678+88=89163+175-124=114204-162-36=6233-23+143=353175+(263-109)=329605+(581-89)=1097674+74+60=808425×(15-11)=1700250-(161+10)=79475-(386-208)=297390-(369-237)=258621-180-335=106492-34-431=27558+327-528=357407-220-146=41239-(27+78)=134879-(225-133)=787518+202×4=1326692-88×5=252126×9=11341/6+4/6=5/6238-41×4=74294-17=277596×(111-102)=5364348×(441-436)=174057+30+207=2945/10-1/10=4/10976-21-440=51589+168×5=9292/4-1/4=1/414+575+829=1418178×(410-407)=534604-44×8=252598-(124+446)=28992+703+963=265869+300=369401-(16+43)=34219×9-77=94138+(702-605)=235516×4=2064191×(196-193)=573453-106=347994-690=30472×(249-246)=216301-197+308=412801-244=55787+(258-180)=16548×(132-129)=14436+175=211574+707-55=122653+345-318=80483-15×6=393852-(89-46)=809134-22×3=68483-(219-39)=303544+335+759=1638486+(229-209)=506188-96=92740+655+167=156232×9-261=27482-213+695=964325-(335-154)=144944-21×9=755382×2-706=58497-88×2=321211+281=492371-198=173514×(697-694)=154293×2+497=683995+491-246=1240849-603+156=402111×(45-39)=666408+(482-214)=676381×2=762202+154=356252-36-199=17816-232-478=10660×(479-474)=300552×4-262=1946194×4-344=432178×8=1424215+216×3=863144×5=720721+(587-553)=755852×3=2556499-273=226247×6-142=1340800-147-152=501921-(343+538)=4010×5+315=365439-(35+56)=34857×4+220=44851+223-150=124287×2=574305+150=455476+609=1085197-143-43=11476+76×9=1160120×7+392=1232130-23×5=15346+(215-93)=468156×4-347=277498+237=735221×9-949=1040798+561=1359466-191=275309+(684-105)=88857×9-386=127103+26+300=42995+264-186=173286-(227-110)=169994-987+210=217408-338=7058-30+423=451315+136+316=767128×2=256393+20-345=68294×(302-296)=1764974-(375-361)=96089×(38-31)=623170×2+168=508559×3-710=967318-99=219261-212=49203-113+157=247364-50-76=238571-(68+39)=46496-(278-246)=6421×7+959=1106496-(665-624)=455998-80=918285×3+734=158935+170-143=62285+225=510256+472=728450-(116+278)=56998+476=1474190+134=324130+(429-104)=455736×(213-205)=5888543×6=3258400+(287-125)=562106+87×8=802441-(19+78)=3442/5-1/5=1/5285+60=345784+(624-78)=1330826-218-538=70453-326+225=352771+(521-178)=1114419-(353-39)=105986-65+133=1054394-333+143=20489+321-268=142425-(353-118)=190302+164=466496-270-217=9251-92-19=14028+(72-70)=30141×4-34=530379+(480-446)=413972+145+38=115530+130=16039+385-333=91994-333+521=1182617-144×3=185827-561-83=183690-(120+16)=554132×5-64=596651-(529+93)=29232-(428-202)=6287×4=1148295+203-170=328249+210+103=562896×2=1792702-(150+128)=424831+353-271=913631-153-218=260616-485=131449-(48+199)=20260×5=300488×2+811=1787177-(489-482)=170313+124=437807-(908-211)=110278+210-111=377458-313=14521×2=42212×4-719=129274-80-166=28491-62×3=305490-159-137=19488×(975-970)=440623-(358-206)=471681+282+690=1653658-(208-73)=523313+(215-210)=318177+596+173=946469-(102+302)=6526×4+632=736291-(177+111)=3825-574=251461×2-900=22446-89+41=398682-192+129=619652×(57-48)=5868167+257=424196-10×8=116467-84×2=299238+430=6683/6+2/6=5/6495-241+50=304290+181=471397-(100+133)=164467-125-120=222298×2+523=111922×7-12=142353+376+92=82124×8=192449+(989-591)=847139×2=278284+173=457139+156=295143-(671-661)=13373+191-243=21421+(842-819)=444592-442=150260-18×5=170124+(768-172)=720125-(131-10)=4969+372-46=1295436-68×4=164333-296+363=400389×2+282=1060229-33×6=31200-(432-331)=99382-288+304=398524-(303+151)=70343+530+40=913426×2=852159-(286-236)=109492-(298+48)=146760-254-90=416242+227=469858-(672-557)=743265+283+278=826471+132+227=830431-(511-311)=2313/8-2/8=1/8638+608+624=1870467+140=607263-156+101=208655+327-776=206652+(894-686)=860741-148×3=297583-409+590=764174×4+212=908352-127+610=835107+(395-173)=329293-189+311=41547×6-203=79256-(270-211)=197466-32×5=306131+978-32=1077903+124+833=1860829×(576-571)=4145710+726+600=2036509-(958-587)=138263×2-270=256996-980+487=503491-318=173704-511=193154-52-59=43515-49=466189×2=378479-160-184=13542+155=197873-37+576=1412104×(484-478)=624259-41=218399-142+698=955163-(274-240)=1296/8-2/8=4/8292+(327-322)=29740×6+881=1121889-(700-256)=445173+183-239=117238+54=292696×9-229=6035824-353+690=1161247×2-14=48045×(159-152)=315169-103+434=500267+(91-43)=315289-166+235=358916-806+946=1056709+726-480=955679-28=651509-324+456=64190×(201-198)=27016+(381-188)=209235×4-548=392470×2-383=5574/7-2/7=2/763×3+446=635523×7=3661192+107+66=365723-(870-431)=284178+285-84=379435-273=16250×(332-324)=400237×4-431=517757+12×3=793461-142=319320+(647-356)=611846-(383+44)=41996-38×2=20223+221-21=423240-(427-249)=62904+789-253=1440955-100-455=40073+260+79=412788×3=2364202+22×2=246273-93-56=124275+152=427170×6-617=403133-108+323=348823-68×2=68751×3=153805+543=1348606-582+920=944103×9+305=1232802×(127-118)=7218336-(141+89)=106462-28×8=23824+27×4=132843×8-159=6585223-(395-277)=105101-42+223=282928-177-751=0194-(36+70)=88492-37×3=38189+52×8=505732-720=12460-128=332379+315+244=938881+409+583=1873416×(210-203)=2912409×6-982=1472210×4-621=219276-149-38=8952×(419-414)=260202+121×6=928121×4+538=1022293+399-136=556504×(818-810)=4032181-128=53537+213+187=937204+148+108=460325×(377-374)=975430×2=860653×(514-506)=5224615+543+269=1427483-307-144=32390-354+459=495255×2=510105-19×5=10764-398+235=6013/5+2/5=1707-(230+425)=52862×4-664=2784303+116+416=8353/5-1/5=2/5963-96-684=183329-(28+136)=165799-67=732473+368-733=108377-95-99=183777-(378+366)=33352-126×2=100224×2+381=829736-(438-17)=315898-97×9=25500-(199+31)=270198-124=74355-(412-335)=278143×(350-345)=715900+678-729=84940×(330-325)=200296-29×4=180903-148-678=7738×4-95=57469-374+295=390270-29×3=183138+159×5=933235×2=470371+101+526=998593+671=1264499-120-237=142132×3=396405-(100+102)=203344×9=3096314-101-83=130684+300-688=29689×(300-297)=267430+(90-40)=480534+(507-289)=752438-(356-208)=290819×6-384=4530127+315-256=186165-76=89312-243+265=334442+20+53=515599+(761-724)=636665-(972-802)=495555+(548-505)=598416-121=295285×2-175=395254+188=442107×4+435=863342×(877-873)=1368710-140-14=556933-211-720=2816+719-25=1510466+(286-124)=628758-(617+115)=26720×3=2160985×4=3940966-385+628=1209115+67=182311+102=413714-(138+462)=114203×(404-401)=60911+134×2=279466+27+359=85210+189+373=572508-138×2=232438-385=53996-(28+621)=3473/6-2/6=1/6532+70+74=676272-(168+94)=101/7+4/7=5/7755-484-110=161201-21×5=96133-111=2215+411-256=170293+75=36837×(193-190)=111547+196×2=939339×3-542=475269-(145-34)=15894×(258-249)=846274×2=54880×4=320489×4-469=148738+(68-18)=8897×(98-91)=67997+313=410596+(975-314)=1257276×3-444=384944-48×9=512319-(139+119)=61402+574-624=352121+(407-83)=4451/4+3/4=1472-222-154=96820-624+194=390627+(290-114)=80360+304-178=186213×3-267=372146+514=660202+189=391297-276+233=254358-46×6=8276×(269-261)=608130+58×9=652696-(535+26)=135257+45+389=691149×2=298155+(383-193)=345225×3-534=141644×8=5152153×6-508=410723-79×6=249448-(108+233)=107255-216-34=5795+260+287=1342163+(198-121)=2404/7-1/7=3/7924+257×2=1438485-48×7=149597×(124-118)=3582393-143×2=107214×2=428317-129=188372-297=75112×4+56=504493+230×2=953177×(295-290)=885154+(304-193)=265464-341-52=71180-66+119=233727×4-668=2240835+197-800=232339-(63+33)=243426+(482-475)=433411-(11+174)=2265/7+2/7=1823-(817-79)=85727-336+417=808294+879-490=683856-(271+234)=351458-161=297668+23×3=737398+(108-72)=434768-(368+175)=225938-(852-83)=169373-(443-168)=98428×(529-523)=2568635×(35-32)=1905949-107×8=93450-61=389140+333-71=402366×2-107=625128+801+41=970684+742-566=860974-105-480=38915+178+558=751791-73+115=83323+611+302=93679×3+498=735480-23-416=41280-(203+55)=22343×(531-525)=2058774-(373+97)=3041/6+5/6=1461-(212-30)=279445-160=285888-(462+57)=369801-(41+316)=444628+(483-441)=670145+155-289=11181+951=113241×9-108=261290×5=1450977-149=82815+384-12=387793-352=441942×(238-230)=7536444×4=1776789-(815-757)=731805+254+739=1798363+34+473=870881-31×5=726758-333-84=341978-70×5=628260-10×3=230129+614=743770+164+752=1686337×(643-636)=2359402+151×6=1308270+219=489257+(139-87)=309486-160×2=16643+(391-82)=35287×(667-658)=78339×(448-441)=2731/8+4/8=5/8277-(99-75)=253459-(294+82)=83856×6-173=4963208-116=92256+36-149=143979-(732-281)=528111+319=430245-55+871=1061294×2+132=720337-63×3=14886+199×4=882390+425=815425-302-42=8135×8-100=180254-(256-96)=9467+(468-341)=194939-(999-962)=902690×2=1380584-383-168=33633-409-139=85417-68×6=9219×4=876150-20×4=70940-(316+409)=215416-404=12174+(138-64)=248135×7-79=866802-(947-181)=36454×(170-163)=3178999-733=266289+891+976=2156789+460+43=1292227-(372-266)=121465-95=370736×8-632=5256126+(453-22)=557564-80×6=8495×3+307=592359+482=841338+94=432105+120-225=0206×4-474=350247×4=988491-124-366=1969+(823-262)=1530197×5=985679×2=1358238×(292-288)=952199+43×5=41480+795+590=1465438-16+72=494374+(666-124)=916550+410=960800-259×2=282607-231×2=145438-(482-98)=54133+276=40979×7=553428+151+21=60016×(263-255)=128231-(444-407)=194215-(303-120)=32799+698-190=1307342+(958-212)=1088456+82×8=1112128+190=318500×9-566=3934340-73-235=32241-131