三年級(jí)數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦422-304=919-55×7=421×6=96×7-647=232+679=305-(221+50)=435-49×6=574+437×2=387-114=177+173-249=725×(396-393)=233-(342-293)=266+272=2/6+3/6=384×5=573×(824-820)=498-(229+40)=38×(227-221)=418-(467-255)=272-(298-38)=121×4+101=319+(164-71)=950+141×3=144-70=80×7+400=123+(83-74)=5/7+2/7=696-(619-159)=106×(315-308)=324-117+354=110+159=805+941=75×(693-689)=105×(462-456)=73×5=445-(355+51)=400×3-17=444-(804-561)=993-122-636=273+217=583+105-147=334×3=43+339-331=451×(166-163)=5/10+3/10=780-25×2=385×2=777-(235+292)=266-56=688+(562-399)=989-(208+65)=370-23-120=182+36+475=365-24×6=60+212×3=120-17×5=316+49×6=285×(449-446)=788-69=806-(651+122)=995-426+669=564-(552-353)=681-(224-48)=105×(39-35)=65×8+112=45-18+312=456×5-693=866-(101+253)=104×4-172=480-(79+30)=73+282×2=935+107+322=838-122-394=391-(334-209)=387+290+459=378×2-175=186×9=782-(772-560)=464-(77+346)=71×8+547=121×6-481=421×2=263-181+27=841+291=636+816+783=349-52×4=623-456=731+540+653=130+207×2=464-(48+34)=781+483-16=914+222-224=698-347×2=191×6-730=873×3-956=4/8-2/8=226×4-573=913-(401+23)=816-761=156×6-864=385-318=183×(118-115)=789+853+952=442-397+213=683-219×2=440-341=236-(108+15)=11×(363-359)=248+62×9=114+898+701=78-64+77=75×7+369=387-18×2=167+190=127-88-10=673-454+713=192+705-150=770-468=615×8=397+173-399=994-75-873=167×3+890=265+347=613-54+387=1/5+2/5=96+154+425=340×8-189=80-(267-234)=618-(439+140)=763-690=61×4=212-(194-108)=299-61-89=211-22×5=90×4+135=394-199-97=785-68=537-30+182=405-(309-55)=512×(969-961)=781+33×7=62+34×4=168+250×3=357+128-424=338-295=164×3=257+233-204=87×6-38=210+(976-906)=462-(13+24)=902×6-373=929-(797-165)=300-45×4=434-323+341=808+(921-365)=41+401+43=793-14×6=839×3=269×3-28=752+335+638=589+496+841=251+237=146+335-262=37+131+613=834-487-211=796-515-169=496+(908-51)=934-825-39=867-(70+395)=100×9+639=604-290×2=477-323=153×6-110=354×2+321=94-55+461=587+(435-19)=2/8+4/8=317-53=191+102-68=325-266+24=231-226+447=126+96=146+(326-119)=168×(275-272)=729-101×6=885+797+452=116-(362-273)=469×8=232-64-66=297+143-232=991×8=46×(492-487)=763+978=786-605=27+511+345=691+73-238=343-(205+109)=444-(158+106)=420-53×3=396+445+119=930-406×2=2/4-1/4=21×4+388=472+(192-23)=105+238×2=386+70=272+233×3=203+81×3=483-64=324-27×8=115+(871-630)=437-135×2=954-398+55=681-(291+80)=94+283-172=862-(452+35)=519-(235+129)=684-222+314=431-198+189=639-39×7=949-82×7=314×3+268=27×(410-406)=834+854=706-337=867-100+322=408-156=274-62=182-(458-331)=422+(374-195)=647+38×8=285-45×6=112-29=326×3-838=782+(808-592)=188-42-45=154+418=131+186+393=212+476+208=270×2-18=444-58×5=365×3-335=380-39×3=990+24+887=267×3=4/7-3/7=463+(451-50)=475-246=402-(615-483)=281-124=101×5+767=426-(251+84)=920-508+857=895+111×9=965-(939-934)=958×(947-938)=973-179=125-109=148+(420-170)=973-448×2=240-119+919=346-137-72=825-(421+235)=933-(423+88)=985-50-755=624-(556-57)=300×9=823-193-351=187×5=179×2-38=394-(226+139)=208×6=714+721+360=441-(492-266)=446+254=762-611+501=11+239+635=409-201×2=66×3+263=350-286+238=276+526=480-(89-79)=261-117=646-426+419=700+19×8=52+63×6=65+574+268=264×(405-396)=630+(934-734)=213-(182-120)=118+660-225=833+138×4=2/10-1/10=483-234-177=820-165-236=84+131=888×5=355×2-653=412+87-298=868-23-277=72+180=359-316+368=409-222=143+437+279=131-102+424=113+(359-201)=595-(300+16)=655+957-687=498×(631-625)=767×(221-215)=293+110+210=303+150-396=135+138=760×(100-94)=373-(48+202)=279×6-371=173-(276-130)=450-58×4=193-69+201=41×7=749+207+459=513-(56+273)=877-321=951-51×3=169+57=107×8-818=712-558+521=24+(286-265)=284-83=117+193-38=885-126-40=334-109-37=398+55-72=402×2+23=203+268-97=431-137=20×(391-384)=132×7-225=756-360-310=265-(205-160)=203-(280-102)=54×(28-21)=127×4-479=398×9-583=3/5-1/5=175-39-42=923+200+432=104+97=675-600=10×7=151+299-58=963+(941-45)=435-161=62-19+406=46×(384-375)=670×8=525-94+662=200-160+336=666-(426-397)=616+724+149=120×4=339+127-162=220×4-181=178×(167-164)=329×3-166=16+507+58=866-247-596=90+(477-456)=170-(470-459)=911×(592-585)=211×2=538×4=1/6+4/6=730-(353-137)=323+190=499-55×7=704-(358-127)=779×(122-116)=188+(651-145)=546+950-813=577+(653-495)=218×(169-166)=279+91=258-(186-126)=583+369+15=414+49-251=109×7=897-244×3=952-189=367×2+717=434-(45+206)=318×2-78=441-414+112=117+587=367-(71+75)=742+335+510=477-331+345=459-(273-272)=133+276=235-(209+24)=324-73-237=713+(902-370)=87-(380-346)=811+547+989=542+738-239=781-413-332=848×3-580=346+(142-106)=140+169-87=541+13+298=334+(246-79)=650-313=364-(94+50)=475+(306-27)=481+307-450=263×9=594×4=823-(691-395)=972-926=116+285-40=23+103=146×6+235=378-18-91=402-(69+279)=921-383×2=82-69+334=952+179+668=486-262-217=754+(798-533)=376-(303-211)=907+(230-148)=467+(274-15)=255-90×2=215+29+693=118-(410-405)=513+449+271=67+347=419+(339-194)=609+(574-552)=265-(229+10)=213+811-284=321+(348-126)=20+(970-236)=103+107=106+20=208+215=370-206-118=853+83+212=43+227+479=906-821+790=460-(448-16)=209×2+69=467-(330-214)=146×6-235=475+32×8=705-281×2=267-51×4=450-93×3=89+309-310=91×8=316×6=912+697-141=945-820=374+(996-495)=245+72-15=470-(120+99)=88×6+50=580-117-265=527×9-638=742+(911-108)=329-307+360=444+445-844=256-(121+46)=626+774-659=55+(410-33)=440-223+81=195-131-25=669+59+76=152×2+45=189+177-154=405-51×2=830-528-157=666-(34+549)=663+608+330=867-(66+691)=861-(579-382)=721+73+610=13+(294-132)=14+(183-116)=911-(142-75)=285-(492-246)=289×9=112×7=451×7=239-225=90×4=788-114×4=95-12×4=836-207-25=182+(470-320)=827-251-329=62+10×4=914-475+290=851+268+30=214-(441-331)=892×(404-396)=217×4=922-226+615=404-(255+96)=720-256=130×7=432-72-69=681-173-487=320-201+317=118×4+120=171+104=155+230-317=992-(576+167)=359+122-220=795-75×5=273×3=307-154-147=367×5-940=317+119=187+279-272=264+(679-450)=376-(21+47)=254+32+408=445-238=484-130=706-515+673=179+270=866×9-791=325×3-670=399-80×3=2/7-1/7=280+189+171=293-185+889=977-(208+230)=292×3-432=268-99=436-425+349=122×(103-95)=146×(300-293)=135×4=360+443+987=344×9=120×8-149=350+367+137=518×(486-482)=188-(204-109)=978+781=733-338-163=343-260-47=459-50×2=156+109=156-27×3=156+211=158×4=281+910=368×9-312=205-79-21=202-51=164-(110+25)=892-475=416×6-200=450-(93+307)=743×3-792=224×4=328+139=204+369=321+427=12+(686-196)=774-348+197=1/4+2/4=929-25-277=27+68×5=573+386=47×2=133+670=715-(293+100)=213-22×7=4/7-2/7=81+27=208×(269-265)=429-246+148=186+(287-249)=772-(991-481)=804-620-142=485-27×3=302-146+226=247-27×6=374+453=259-55+60=263×3-573=421×2-121=3/6-1/6=297×2=696-664=137-(300-189)=252-191=965+(399-258)=154×2=873-(466+63)=107×5+194=176×2-180=257-123+342=467-40-362=453-147=490-363-125=87+(421-178)=41×6=445×6-194=254+13-234=466+468-341=290-129=410-188-22=479-288+581=669-52×5=223+170+151=991-(546+117)=7/9-1/9=284+169+482=432+21-314=178-(77+35)=3/5+2/5=112-61+384=188-37=470-294=141×(482-478)=128×(440-436)=1/6+3/6=660×(416-413)=883+124×5=108+938+829=147-(60-51)=89×(50-44)=343-81+81=229-43=960-(304-235)=487-143×3=977+148-781=299+197=165+(318-144)=97×(158-152)=269×3-796=29×6+330=229+277+177=973-378-428=29×8=993-701-32=157×4=129+771-766=649+230=827+76×3=489×(493-486)=716×(687-679)=443-(357+74)=384+114=168-130+904=250+672+863=200×(343-340)=197+352-404=170×(227-223)=495-(145+67)=182×2+114=143+626+61=319×(626-618)=213-13-50=118+225=82+716-482=638+821-82=526+296-374=1/8+4/8=148+(201-35)=478+133+127=285-170-84=363×5-171=187-11-167=169+236-92=111×(201-197)=523+(564-282)=355-(328-142)=292+100=568×(420-411)=286×3=290-27×7=153+(496-201)=495-(441-23)=401+70+126=846-769=109+654+73=897-(957-578)=766+555-925=238+139×2=57×5=148×2+658=74+77×7=486+104=914×(649-645)=498-377-114=159+455+272=846-(394+284)=846+151×4=286-54-179=383-90=15+478+459=309+100×4=42×2+381=778×2-819=966-748+197=318+134-284=931-260×3=4/9+3/9=78×9=498-40×3=449-185×2=487-82×2=519+439=720-96×3=270-70=382-(392-87)=210-(341-169)=214-91×2=489-(50+394)=146+33×5=587×(864-855)=984×4=682-(732-77)=858×5-613=102×(172-163)=483-(162+278)=251+113=195+134×5=264+(899-496)=109×(147-138)=869-129-485=4/6-2/6=386×3-193=245×3-489=916-88×2=356×6-405=463-31×6=831-(488-304)=380-(101+152)=237+(295-190)=88×5+708=314×(361-354)=383×2-52=520-162-14=438+297=82×9+585=881×5=129×4=459-175-32=29×(202-195)=370-153=390-71+125=14+358-141=272+(391-29)=401-321=567×9=579-177-266=505+(546-409)=403×2+857=628×5-911=441+131=265-201=351×5-372=2/6-1/6=192×4-122=201+220-171=533×(50-47)=237+109=252+65×5=20×(399-395)=211×(679-676)=808×(787-783)=971+643-38=378+91+997=650×(996-988)=292-174=475-39×2=508-(48+335)=360+(227-134)=353-(496-264)=262-223+461=599-(35+302)=254+224=999×4=750-(281+380)=769×(93-90)=247+271+235=409-266+331=545×8-536=232×2-407=118×8-670=371-(456-137)=313-33×2=157×6=93-(670-654)=431+840-868=259+125-201=191+80+590=775+(665-75)=424+(313-207)=65×3+474=303-(295-224)=274-220+244=254-111-66=435-(483-382)=219-37×4=2/5-1/5=451×2-66=369-(27+79)=201+180-240=109×2+427=404-(150+214)=680-(68+462)=460-179×2=785-93-181=67+(245-235)=282×(380-377)=459-153-251=392+828-931=136+55=799-146+282=657-382+170=461-260=272-237=383-160=241+220=718-658+210=99×(368-360)=466-58-310=165+447+63=717+(306-186)=111+171+204=257×3-533=598+265=998-(543-269)=495-(52+163)=368+(967-790)=615-(840-233)=439×2=3/8+4/8=51×7=424×6-483=831-291+795=267-156+197=934-212-607=103×9=208-(240-158)=636+(531-510)=62×(26-17)=22×(361-358)=645-13×8=71+(293-117)=154+368-419=321×2=171×3=289+(253-59)=177+36=639+952-861=參考答案422-304=118919-55×7=534421×6=252696×7-647=25232+679=911305-(221+50)=34435-49×6=141574+437×2=1448387-114=273177+173-249=101725×(396-393)=2175233-(342-293)=184266+272=5382/6+3/6=5/6384×5=1920573×(824-820)=2292498-(229+40)=22938×(227-221)=228418-(467-255)=206272-(298-38)=12121×4+101=585319+(164-71)=412950+141×3=1373144-70=7480×7+400=960123+(83-74)=1325/7+2/7=1696-(619-159)=236106×(315-308)=742324-117+354=561110+159=269805+941=174675×(693-689)=300105×(462-456)=63073×5=365445-(355+51)=39400×3-17=1183444-(804-561)=201993-122-636=235273+217=490583+105-147=541334×3=100243+339-331=51451×(166-163)=13535/10+3/10=8/10780-25×2=730385×2=770777-(235+292)=250266-56=210688+(562-399)=851989-(208+65)=716370-23-120=227182+36+475=693365-24×6=22160+212×3=696120-17×5=35316+49×6=610285×(449-446)=855788-69=719806-(651+122)=33995-426+669=1238564-(552-353)=365681-(224-48)=505105×(39-35)=42065×8+112=63245-18+312=339456×5-693=1587866-(101+253)=512104×4-172=244480-(79+30)=37173+282×2=637935+107+322=1364838-122-394=322391-(334-209)=266387+290+459=1136378×2-175=581186×9=1674782-(772-560)=570464-(77+346)=4171×8+547=1115121×6-481=245421×2=842263-181+27=109841+291=1132636+816+783=2235349-52×4=141623-456=167731+540+653=1924130+207×2=544464-(48+34)=382781+483-16=1248914+222-224=912698-347×2=4191×6-730=416873×3-956=16634/8-2/8=2/8226×4-573=331913-(401+23)=489816-761=55156×6-864=72385-318=67183×(118-115)=549789+853+952=2594442-397+213=258683-219×2=245440-341=99236-(108+15)=11311×(363-359)=44248+62×9=806114+898+701=171378-64+77=9175×7+369=894387-18×2=351167+190=357127-88-10=29673-454+713=932192+705-150=747770-468=302615×8=4920397+173-399=171994-75-873=46167×3+890=1391265+347=612613-54+387=9461/5+2/5=3/596+154+425=675340×8-189=253180-(267-234)=47618-(439+140)=39763-690=7361×4=244212-(194-108)=126299-61-89=149211-22×5=10190×4+135=495394-199-97=98785-68=717537-30+182=689405-(309-55)=151512×(969-961)=4096781+33×7=101262+34×4=198168+250×3=918357+128-424=61338-295=43164×3=492257+233-204=28687×6-38=484210+(976-906)=280462-(13+24)=425902×6-373=5039929-(797-165)=297300-45×4=120434-323+341=452808+(921-365)=136441+401+43=485793-14×6=709839×3=2517269×3-28=779752+335+638=1725589+496+841=1926251+237=488146+335-262=21937+131+613=781834-487-211=136796-515-169=112496+(908-51)=1353934-825-39=70867-(70+395)=402100×9+639=1539604-290×2=24477-323=154153×6-110=808354×2+321=102994-55+461=500587+(435-19)=10032/8+4/8=6/8317-53=264191+102-68=225325-266+24=83231-226+447=452126+96=222146+(326-119)=353168×(275-272)=504729-101×6=123885+797+452=2134116-(362-273)=27469×8=3752232-64-66=102297+143-232=208991×8=792846×(492-487)=230763+978=1741786-605=18127+511+345=883691+73-238=526343-(205+109)=29444-(158+106)=180420-53×3=261396+445+119=960930-406×2=1182/4-1/4=1/421×4+388=472472+(192-23)=641105+238×2=581386+70=456272+233×3=971203+81×3=446483-64=419324-27×8=108115+(871-630)=356437-135×2=167954-398+55=611681-(291+80)=31094+283-172=205862-(452+35)=375519-(235+129)=155684-222+314=776431-198+189=422639-39×7=366949-82×7=375314×3+268=121027×(410-406)=108834+854=1688706-337=369867-100+322=1089408-156=252274-62=212182-(458-331)=55422+(374-195)=601647+38×8=951285-45×6=15112-29=83326×3-838=140782+(808-592)=998188-42-45=101154+418=572131+186+393=710212+476+208=896270×2-18=522444-58×5=154365×3-335=760380-39×3=263990+24+887=1901267×3=8014/7-3/7=1/7463+(451-50)=864475-246=229402-(615-483)=270281-124=157101×5+767=1272426-(251+84)=91920-508+857=1269895+111×9=1894965-(939-934)=960958×(947-938)=8622973-179=794125-109=16148+(420-170)=398973-448×2=77240-119+919=1040346-137-72=137825-(421+235)=169933-(423+88)=422985-50-755=180624-(556-57)=125300×9=2700823-193-351=279187×5=935179×2-38=320394-(226+139)=29208×6=1248714+721+360=1795441-(492-266)=215446+254=700762-611+501=65211+239+635=885409-201×2=766×3+263=461350-286+238=302276+526=802480-(89-79)=470261-117=144646-426+419=639700+19×8=85252+63×6=43065+574+268=907264×(405-396)=2376630+(934-734)=830213-(182-120)=151118+660-225=553833+138×4=13852/10-1/10=1/10483-234-177=72820-165-236=41984+131=215888×5=4440355×2-653=57412+87-298=201868-23-277=56872+180=252359-316+368=411409-222=187143+437+279=859131-102+424=453113+(359-201)=271595-(300+16)=279655+957-687=925498×(631-625)=2988767×(221-215)=4602293+110+210=613303+150-396=57135+138=273760×(100-94)=4560373-(48+202)=123279×6-371=1303173-(276-130)=27450-58×4=218193-69+201=32541×7=287749+207+459=1415513-(56+273)=184877-321=556951-51×3=798169+57=226107×8-818=38712-558+521=67524+(286-265)=45284-83=201117+193-38=272885-126-40=719334-109-37=188398+55-72=381402×2+23=827203+268-97=374431-137=29420×(391-384)=140132×7-225=699756-360-310=86265-(205-160)=220203-(280-102)=2554×(28-21)=378127×4-479=29398×9-583=29993/5-1/5=2/5175-39-42=94923+200+432=1555104+97=201675-600=7510×7=70151+299-58=392963+(941-45)=1859435-161=27462-19+406=44946×(384-375)=414670×8=5360525-94+662=1093200-160+336=376666-(426-397)=637616+724+149=1489120×4=480339+127-162=304220×4-181=699178×(167-164)=534329×3-166=82116+507+58=581866-247-596=2390+(477-456)=111170-(470-459)=159911×(592-585)=6377211×2=422538×4=21521/6+4/6=5/6730-(353-137)=514323+190=513499-55×7=114704-(358-127)=473779×(122-116)=4674188+(651-145)=694546+950-813=683577+(653-495)=735218×(169-166)=654279+91=370258-(186-126)=198583+369+15=967414+49-251=212109×7=763897-244×3=165952-189=763367×2+717=1451434-(45+206)=183318×2-78=558441-414+112=139117+587=704367-(71+75)=221742+335+510=1587477-331+345=491459-(273-272)=458133+276=409235-(209+24)=2324-73-237=14713+(902-370)=124587-(380-346)=53811+547+989=2347542+738-239=1041781-413-332=36848×3-580=1964346+(142-106)=382140+169-87=222541+13+298=852334+(246-79)=501650-313=337364-(94+50)=220475+(306-27)=754481+307-450=338263×9=2367594×4=2376823-(691-395)=527972-926=46116+285-40=36123+103=126146×6+235=1111378-18-91=269402-(69+279)=54921-383×2=15582-69+334=347952+179+668=1799486-262-217=7754+(798-533)=1019376-(303-211)=284907+(230-148)=989467+(274-15)=726255-90×2=75215+29+693=937118-(410-405)=113513+449+271=123367+347=414419+(339-194)=564609+(574-552)=631265-(229+10)=26213+811-284=740321+(348-126)=54320+(970-236)=754103+107=210106+20=126208+215=423370-206-118=46853+83+212=114843+227+479=749906-821+790=875460-(448-16)=28209×2+69=487467-(330-214)=351146×6-235=641475+32×8=731705-281×2=143267-51×4=63450-93×3=17189+309-310=8891×8=728316×6=1896912+697-141=1468945-820=125374+(996-495)=875245+72-15=302470-(120+99)=25188×6+50=578580-117-265=198527×9-638=4105742+(911-108)=1545329-307+360=382444+445-844=45256-(121+46)=89626+774-659=74155+(410-33)=432440-223+81=298195-131-25=39669+59+76=804152×2+45=349189+177-154=212405-51×2=303830-528-157=145666-(34+549)=83663+608+330=1601867-(66+691)=110861-(579-382)=664721+73+610=140413+(294-132)=17514+(183-116)=81911-(142-75)=844285-(492-246)=39289×9=2601112×7=784451×7=3157239-225=1490×4=360788-114×4=33295-12×4=47836-207-25=604182+(470-320)=332827-251-329=24762+10×4=102914-475+290=729851+268+30=1149214-(441-331)=104892×(404-396)=7136217×4=868922-226+615=1311404-(255+96)=53720-256=464130×7=910432-72-69=291681-173-487=21320-201+317=436118×4+120=592171+104=275155+230-317=68992-(576+167)=249359+122-220=261795-75×5=420273×3=819307-154-147=6367×5-940=895317+119=436187+279-272=194264+(679-450)=493376-(21+47)=308254+32+408=694445-238=207484-130=354706-515+673=864179+270=449866×9-791=7003325×3-670=305399-80×3=1592/7-1/7=1/7280+189+171=640293-185+889=997977-(208+230)=539292×3-432=444268-99=169436-425+349=360122×(103-95)=976146×(300-293)=1022135×4=540360+443+987=1790344×9=3096120×8-149=811350+367+137=854518×(486-482)=2072188-(204-109)=93978+781=1759733-338-163=232343-260-47=36459-50×2=359156+109=265156-27×3=75156+211=367158×4=632281+910=1191368×9-312=3000205-79-21=105202-51=151164-(110+25)=29892-475=417416×6-200=2296450-(93+307)=50743×3-792=1437224×4=896328+139=467204+369=573321+427=74812+(686-196)=502774-348+197=6231/4+2/4=3/4929-25-277=62727+68×5=367573+386=95947×2=94133+670=803715-(293+100)=322213-22×7=594/7-2/7=2/781+27=108208×(269-265)=832429-246+148=331186+(287-249)=224772-(991-481)=262804-620-142=42485-27×3=404302-146+226=382247-27×6=85374+453=827259-55+60=264263×3-573=216421×2-121=7213/6-1/6=2/6297×2=594696-664=32137-(300-189)=26252-191=61965+(399-258)=1106154×2=308873-(466+63)=344107×5+194=729176×2-180=172257-123+342=476467-40-362=65453-147=306490-363-125=287+(421-178)=33041×6=246445×6-194=2476254+13-234=33466+468-341=593290-129=161410-188-22=200479-288+581=772669-52×5=409223+170+151=544991-(546+117)=3287/9-1/9=6/9284+169+482=935432+21-314=139178-(77+35)=663/5+2/5=1112-61+384=435188-37=151470-294=176141×(482-478)=564128×(440-436)=5121/6+3/6=4/6660×(416-413)=1980883+124×5=1503108+938+829=1875147-(60-51)=13889×(50-44)=534343-81+81=343229-43=186960-(304-235)=891487-143×3=58977+148-781=344299+197=496165+(318-144)=33997×(158-152)=582269×3-796=1129×6+330=504229+277+177=683973-378-428=16729×8=232993-701-32=260157×4=628129+771-766=134649+230=879827+76×3=1055489×(493-486)=3423716×(687-679)=5728443-(357+74)=12384+114=498168-130+904=942250+672+863=1785200×(343-340)=600197+352-404=145170×(227-223)=680495-(145+67)=283182×2+114=478143+626+61=830319×(626-618)=2552213-13-50=150118+225=34382+716-482=316638+821-82=1377526+296-374=4481/8+4/8=5/8148+(201-35)=314478+133+127=738285-170-84=31363×5-171=1644187-11-167=9169+236-92=313111×(201-197)=444523+(564-282)=805355-(328-142)=169292+100=392568×(420-411)=5112286×3=858290-27×7=101153+(496-201)=448495-(441-23)=77401+70+126=597846-769=77109+654+73=836897-(957-578)=518766+555-925=396238+139×2=51657×5=285148×2+658=95474+77×7=613486+104=590914×(649-645)=3656498-377-114=7159+455+272=886846-(394+284)=168846+151×4=1450286-54-179=53383-90=29315+478+459=952309+100×4=70942×2+381=465778×2-819=737966-748+197=415318