三年級(jí)數(shù)學(xué)(上)計(jì)算題專(zhuān)項(xiàng)練習(xí)附答案集錦

三年級(jí)數(shù)學(xué)(上)計(jì)算題專(zhuān)項(xiàng)練習(xí)附答案集錦419-265+142=230-(281-252)=974+244=189×(24-21)=258-226+52=487-(264+134)=124×(24-20)=102×6+146=453-65×4=464-120-183=963-854-63=292+70-335=217+74=89+297-173=377-73=187-39×4=83-(31+41)=615×(212-207)=6/9+3/9=352+34-45=77+160=718-(420+255)=334×2=529×(148-141)=412-(239+24)=218+739-828=129×6=436×2-632=878+117×4=225+319=25×(481-473)=757+(915-144)=250-171=69+793-706=465-439=653+805+297=287-(69-33)=550+201+339=947×2=786-393=733-(834-535)=674-(25+577)=107×(258-252)=549+328×2=97×(115-109)=60+180-106=72×2+86=717-(943-595)=74+262=470-(150+189)=640-169×3=42×4=815×(113-106)=315+58+243=193+302-408=325-180+210=34-11×2=479-97-225=349-(387-130)=598-67-64=53+21=859-36×5=114+489=473×2=456-217-79=338+(345-52)=115×(147-143)=128-30×4=349-268+267=394-306+48=303+(491-117)=260+(468-317)=2/7-1/7=326-52-107=451-249-41=272×3-642=208+852-329=105×(275-266)=159+171=619-(819-655)=456×4=477-(382+80)=28×(213-207)=297-(23+63)=441-182-104=386-201-62=480-184×2=662-389+372=412-(92-81)=116×4-425=26×3+407=6/8-1/8=500+512-224=219+(289-99)=938-447=948-(575+215)=462+(543-224)=114+39+137=227-102+237=755×(488-482)=373-350+229=193×5-240=376-316+434=303-(58+231)=324×(433-430)=420-(634-280)=219×3-97=757-43×3=226-(827-812)=993-553-166=90×8+711=707×(119-111)=138×4+292=587-489+370=274+191-379=426-346+157=242-14×5=268+361-363=456-(347-320)=842-(785+14)=897-208-276=498-385-80=583×6-335=3/7-2/7=435×8-850=331+(400-365)=2/6+4/6=568-(760-339)=274-(147-88)=164×2-88=289-(18+202)=398×5=382-60-252=170-35+156=124+(440-392)=159×4=291-(453-292)=362-(278-183)=292-268+366=263+281+365=260×3-486=180+(336-227)=890-442=935-33-619=902-354+48=312+574+660=137×4-235=239-202+79=84+188-152=242-(280-232)=386×2=258×(290-287)=122+(312-124)=494-39×3=33×3=183-163+304=825-599-84=134+610+146=832-381+962=463-22×9=139×7+809=380-138-150=742+(774-176)=129+304+928=666+31+147=228-222+172=911-(69+546)=95-13×2=91+279-348=482-(302+92)=4/7-3/7=270+80=194+38+874=675+320=17×(145-138)=225+513-656=783+25×7=2/3-1/3=210×2=69+(349-275)=93×4+205=780-678=297+410+91=450×(43-40)=221+268=800-127=415+83×7=147+257=746-40×8=99×7+191=192×4-247=224+142=344-178=421-(467-144)=368-(70+63)=348-(193-81)=311×2-141=443-110×3=818-376×2=85-71=370-285-58=303+197-312=298+228=84×(395-387)=31×7=680×(752-743)=533×8=168×3-502=481-150=513×(94-85)=949+(765-514)=424-166+43=240-(401-327)=450+385=266-59+195=719-42+426=145+283=1/6+4/6=32×(470-467)=974×9=383×(99-95)=455-329-104=385-134+276=439-(197+38)=883-659=109×6=33+119+735=767-227-346=351-327+495=526+665-402=558-184-366=322-76=375-(344-83)=486-(384-353)=146+(959-243)=319+54-74=970-(352+293)=16+(261-138)=267-81=20×5+306=3/7+2/7=651-224×2=803-290-427=99+(724-281)=684-(217+225)=755×4-949=313+107-252=539+(599-492)=232-39=772+268=747-103-323=570-149=774×9=320-88=345+134+213=545-(630-430)=679-(797-404)=189+267-271=703+104-725=345×9=224+(492-285)=441-67×6=329×(632-628)=208+203=204+186=189+192-117=288×2=292+144×2=622-37+223=461-301=125×4+28=100+266-351=146+(222-146)=682+701+628=2/5-1/5=781+(913-831)=488-182=781-647=229-28×2=811-206×3=158-122=108+305=581×5=386×(920-914)=964-551-203=895×8=405-189+578=72+390+678=414-(265+73)=201×(380-376)=289×2-213=266-(497-408)=80+382×2=108+(453-54)=986-(247+122)=456+(284-150)=445-(455-364)=246-239+76=742-(239-62)=540-(736-338)=121×6+31=205+205+125=292+(485-225)=173+51×3=419+(671-208)=417-170-123=486+504=146-105+957=138+153=802-(202+165)=297-71=419-362+944=125-(309-280)=804+453+400=22×7=336+92+458=91×2=768×2=476×3=397+(195-72)=153+409+216=316+(277-227)=243+110+528=545×7-330=531-415+360=448-153×2=107×8-640=667+177-140=350-155+174=967-448=156×9=358-334=961-914+954=832-725=394+13×9=309+503+117=62×2-104=426+108×5=221×4-663=304+638-318=94×5+954=294-(269+20)=529+560=620+159+27=96×9-83=283+175+265=353-(100+205)=428+959-20=455-93+11=408-(220-155)=583×8-77=206+331+388=574-14×2=330-325+333=75+(268-125)=235-26=103×2+104=302-(741-731)=235-41=256+197=25×(334-329)=504-430=686-(621-58)=226-45+93=221+66×6=212×4=567-333-129=295-46×4=151×2=324-195+135=806×3=562×6=471×2-790=966-(108+338)=973+682=513+155+327=164+(176-35)=208×3+365=330×2-635=525-429+954=435+89×4=110-45=127+220=997-74+399=947-483=412+76×5=184-(221-114)=391+831=459-26×7=20×5=461-(717-697)=661+754-767=329-151+195=284-65×4=964-(470-93)=486-(300+88)=572-(34+367)=211×(484-480)=562-62=62+254+419=924+20-354=288×2-573=394-328-43=486-276=401-274=665+900-789=464-59=917+(942-766)=32+265+37=282-89-54=126+202+470=136×2=147+(196-61)=500×2=434-10×5=176+66=451-50-332=452+389+609=312-68-25=976+929=280-52×4=108×8=315-10×8=274-138+212=118+276=259-(88+56)=166×2+348=150-(12+53)=864-484=41+185=519×9=275+159-262=425+650+683=461-41+654=786+(488-105)=870-(589+22)=452×2-867=777-(233+408)=220+207=155+(868-773)=894+603+406=202-21+230=691-500+434=62+(460-59)=532-52×5=137×(82-76)=308-(50+141)=459-141×3=320-197=730+164+87=325-(304-269)=235+78×4=187-123-57=124×3-81=334+437-282=168+198=228+(244-170)=112×7+196=90×4+80=587+(625-447)=50×(386-380)=312×3-919=379-(110+19)=341-(70+153)=238+133+219=147+296+263=711-157×4=779+(929-801)=44+59=864×6-651=692+297×2=642×8=552-10×8=341+374-500=78+384-10=217-10=441-439+677=368+403+47=468-(17+18)=48-12×4=120+250×2=903-86=326-29×5=200+168-137=360-(34+283)=79-12×2=36×(485-477)=948+(485-325)=830+815+15=146+(290-72)=404-19×4=683×(236-229)=767×5-934=52×(150-142)=5/9+2/9=393-(292+76)=522+96-455=244-92+85=139×6+697=118×(191-183)=324-272-23=551-(572-406)=678×7-549=158×2=965-116-439=930-166×4=93×5=608+(721-644)=105×6=79+330=22×3+692=1/4+2/4=953+449+81=557-403=937-455-175=258+73×4=335×3-185=993-(381+263)=975-500+127=238×2+37=390-(151+118)=538+57+21=736×(968-965)=15×(129-123)=703×2-756=218+19-161=331+144=75×(464-455)=83+270=124×6-489=61×4=56+322-125=461×2-919=191×(451-446)=313-(441-208)=44×7+272=280+285+262=959-74-103=117+(326-134)=257×(131-128)=936+812+836=130×(913-906)=492-220-22=722+346-64=535-(370+156)=830-789=658-134×4=49×2=469-(241+117)=694+30+113=971-110×5=463-199×2=408-(164+139)=368-(292-132)=446-290-114=225+15-113=30×2+51=622+350-173=764-(847-687)=13+(740-201)=299-219+127=369-(265+11)=4/8+3/8=302+98=157×6-758=5/7-1/7=50×(172-164)=293×3=706×6-147=156+142-281=669-(15+283)=105+343-61=102×8+873=492-226=374-182-76=25+98×6=466+(966-907)=743-95×6=459+106=598×(584-575)=24×6=910+914-272=836+86×7=93+258+215=444-357-75=208-104=726+(801-392)=151+63×5=335-129+202=989-246×4=219-113=954+801-406=229×2=457-393=948-125×4=901×4-724=499-35-119=667+623=709+56+40=606-(103+111)=296-128-81=195+110-212=69×4=738+462+103=531+274+386=697×3-516=35×(780-773)=989-(716+121)=402-105-235=170+(276-51)=819-221-157=776-454+663=2/4-1/4=3/5-1/5=250+(556-288)=454-59×2=329+57=843-(193-182)=825-(614-171)=240×(485-482)=236-(200-129)=126+249-326=864+567=337+101×3=72×(423-414)=321-(696-507)=560-15×9=261+536+442=483-79×6=813+716=442+(166-13)=197×5-652=963+853+720=562-457-82=667+144×2=441-92-38=464+(369-54)=466-(138+259)=460-238=277-(342-325)=458-(70+140)=683×(731-723)=278+479=618+696-421=127+279+65=329-(180-165)=125+91-155=734-143-327=876×4-462=41×2-78=155+595=466-168-59=90+141-130=950-(517+236)=906×(629-621)=157+150+215=568×9=246-136-51=423-(159+98)=785-351-139=39-25=631+130×3=686+473+247=59×6-120=357+255=4/10+2/10=469-(197+62)=438-(728-300)=83×9+889=162+72×2=477-118-23=357+549-81=465-13×2=208-62+330=707×5=213-29×3=312+55+402=351-81=104+327=721-449-86=970+536-387=153+230=816-712+598=212+35+164=289-12×2=375+(443-287)=842×5-627=239×3=394-(56+24)=920-68=556-(481-391)=143×3+442=351-252=897-(903-744)=326+71×4=938+(948-514)=768-243=451-55-265=783+(671-555)=476-37×2=671+900+350=188×4=330×4-176=438×5=214×3=700-(910-628)=121+(792-63)=919+918+621=868-(512-75)=3/6-1/6=140×2=100+41×3=646+149=825-401-276=160×(71-65)=390×4-967=564-404=884-25×8=773×4=407-342+30=711+337-120=677-150-469=929-761+403=226-(482-348)=317+61-157=782+805-213=97×3-102=137×8-135=218+256×2=600+313×2=4/5-1/5=436×2-424=486×8-900=488-258=282×3+128=173+225=46×(68-64)=923-(14+235)=200-(366-295)=531-117×2=47+(253-167)=282-61-31=399-100+500=646-463=963-(830-766)=155+220+358=736+174+363=391-165×2=389-(267-174)=643-175+496=301+447=354+102=160×4+472=74+297-269=417+(94-44)=1/5+2/5=116×(147-143)=1/6+3/6=497×2=459-190=129×2-146=940×(198-193)=827-(336-118)=454+418=302×3-353=34×8-187=417-99×2=781×7-32=595-419-77=486×(802-795)=900-(661-507)=637-(538+90)=212×2=232-(184-145)=53+150=808×(286-283)=270-89=310+126-244=336-102×3=89×2+606=204×9=240×7-944=201+397=163×5-566=982-(153+442)=343-212+736=492+15+119=537-(142+128)=431×8=685-(80+288)=981×(736-732)=323-(682-603)=408+892=843×4=430-12-329=335-(306-89)=909-773-116=391-361=684×(757-754)=26×8=226×3+311=957+21-365=504×(15-12)=826×6-740=147-43-51=759-(32+252)=129-79-37=4/10+5/10=656×9-716=80×(115-107)=108×5-326=280+158=992+(586-292)=888-299×2=350-293+260=57+(376-189)=1/8+4/8=866-193×4=406×(815-810)=532+510=331+(583-513)=109+356×2=25+851-297=883-(87+135)=267-198=988×(525-519)=384-229+143=101-28×2=57+(579-148)=559-(11+192)=209-38=125+319=454-(294-184)=255+200-68=178+(844-607)=551+916+163=624+104=281-56×4=380×2=676-321-293=402+(119-88)=477+(462-331)=678+75×4=804-128+133=950-229×4=5/7-2/7=552+651-909=376+653+205=285×(336-330)=28×9+418=969-140=147+268-269=903-92×7=972-348+282=164×4=421-(455-192)=134×3-246=428×2-778=161+13+704=378-(45+288)=202+10×8=65×(289-282)=221-31+134=670-305=參考答案419-265+142=296230-(281-252)=201974+244=1218189×(24-21)=567258-226+52=84487-(264+134)=89124×(24-20)=496102×6+146=758453-65×4=193464-120-183=161963-854-63=46292+70-335=27217+74=29189+297-173=213377-73=304187-39×4=3183-(31+41)=11615×(212-207)=30756/9+3/9=1352+34-45=34177+160=237718-(420+255)=43334×2=668529×(148-141)=3703412-(239+24)=149218+739-828=129129×6=774436×2-632=240878+117×4=1346225+319=54425×(481-473)=200757+(915-144)=1528250-171=7969+793-706=156465-439=26653+805+297=1755287-(69-33)=251550+201+339=1090947×2=1894786-393=393733-(834-535)=434674-(25+577)=72107×(258-252)=642549+328×2=120597×(115-109)=58260+180-106=13472×2+86=230717-(943-595)=36974+262=336470-(150+189)=131640-169×3=13342×4=168815×(113-106)=5705315+58+243=616193+302-408=87325-180+210=35534-11×2=12479-97-225=157349-(387-130)=92598-67-64=46753+21=74859-36×5=679114+489=603473×2=946456-217-79=160338+(345-52)=631115×(147-143)=460128-30×4=8349-268+267=348394-306+48=136303+(491-117)=677260+(468-317)=4112/7-1/7=1/7326-52-107=167451-249-41=161272×3-642=174208+852-329=731105×(275-266)=945159+171=330619-(819-655)=455456×4=1824477-(382+80)=1528×(213-207)=168297-(23+63)=211441-182-104=155386-201-62=123480-184×2=112662-389+372=645412-(92-81)=401116×4-425=3926×3+407=4856/8-1/8=5/8500+512-224=788219+(289-99)=409938-447=491948-(575+215)=158462+(543-224)=781114+39+137=290227-102+237=362755×(488-482)=4530373-350+229=252193×5-240=725376-316+434=494303-(58+231)=14324×(433-430)=972420-(634-280)=66219×3-97=560757-43×3=628226-(827-812)=211993-553-166=27490×8+711=1431707×(119-111)=5656138×4+292=844587-489+370=468274+191-379=86426-346+157=237242-14×5=172268+361-363=266456-(347-320)=429842-(785+14)=43897-208-276=413498-385-80=33583×6-335=31633/7-2/7=1/7435×8-850=2630331+(400-365)=3662/6+4/6=1568-(760-339)=147274-(147-88)=215164×2-88=240289-(18+202)=69398×5=1990382-60-252=70170-35+156=291124+(440-392)=172159×4=636291-(453-292)=130362-(278-183)=267292-268+366=390263+281+365=909260×3-486=294180+(336-227)=289890-442=448935-33-619=283902-354+48=596312+574+660=1546137×4-235=313239-202+79=11684+188-152=120242-(280-232)=194386×2=772258×(290-287)=774122+(312-124)=310494-39×3=37733×3=99183-163+304=324825-599-84=142134+610+146=890832-381+962=1413463-22×9=265139×7+809=1782380-138-150=92742+(774-176)=1340129+304+928=1361666+31+147=844228-222+172=178911-(69+546)=29695-13×2=6991+279-348=22482-(302+92)=884/7-3/7=1/7270+80=350194+38+874=1106675+320=99517×(145-138)=119225+513-656=82783+25×7=9582/3-1/3=1/3210×2=42069+(349-275)=14393×4+205=577780-678=102297+410+91=798450×(43-40)=1350221+268=489800-127=673415+83×7=996147+257=404746-40×8=42699×7+191=884192×4-247=521224+142=366344-178=166421-(467-144)=98368-(70+63)=235348-(193-81)=236311×2-141=481443-110×3=113818-376×2=6685-71=14370-285-58=27303+197-312=188298+228=52684×(395-387)=67231×7=217680×(752-743)=6120533×8=4264168×3-502=2481-150=331513×(94-85)=4617949+(765-514)=1200424-166+43=301240-(401-327)=166450+385=835266-59+195=402719-42+426=1103145+283=4281/6+4/6=5/632×(470-467)=96974×9=8766383×(99-95)=1532455-329-104=22385-134+276=527439-(197+38)=204883-659=224109×6=65433+119+735=887767-227-346=194351-327+495=519526+665-402=789558-184-366=8322-76=246375-(344-83)=114486-(384-353)=455146+(959-243)=862319+54-74=299970-(352+293)=32516+(261-138)=139267-81=18620×5+306=4063/7+2/7=5/7651-224×2=203803-290-427=8699+(724-281)=542684-(217+225)=242755×4-949=2071313+107-252=168539+(599-492)=646232-39=193772+268=1040747-103-323=321570-149=421774×9=6966320-88=232345+134+213=692545-(630-430)=345679-(797-404)=286189+267-271=185703+104-725=82345×9=3105224+(492-285)=431441-67×6=39329×(632-628)=1316208+203=411204+186=390189+192-117=264288×2=576292+144×2=580622-37+223=808461-301=160125×4+28=528100+266-351=15146+(222-146)=222682+701+628=20112/5-1/5=1/5781+(913-831)=863488-182=306781-647=134229-28×2=173811-206×3=193158-122=36108+305=413581×5=2905386×(920-914)=2316964-551-203=210895×8=7160405-189+578=79472+390+678=1140414-(265+73)=76201×(380-376)=804289×2-213=365266-(497-408)=17780+382×2=844108+(453-54)=507986-(247+122)=617456+(284-150)=590445-(455-364)=354246-239+76=83742-(239-62)=565540-(736-338)=142121×6+31=757205+205+125=535292+(485-225)=552173+51×3=326419+(671-208)=882417-170-123=124486+504=990146-105+957=998138+153=291802-(202+165)=435297-71=226419-362+944=1001125-(309-280)=96804+453+400=165722×7=154336+92+458=88691×2=182768×2=1536476×3=1428397+(195-72)=520153+409+216=778316+(277-227)=366243+110+528=881545×7-330=3485531-415+360=476448-153×2=142107×8-640=216667+177-140=704350-155+174=369967-448=519156×9=1404358-334=24961-914+954=1001832-725=107394+13×9=511309+503+117=92962×2-104=20426+108×5=966221×4-663=221304+638-318=62494×5+954=1424294-(269+20)=5529+560=1089620+159+27=80696×9-83=781283+175+265=723353-(100+205)=48428+959-20=1367455-93+11=373408-(220-155)=343583×8-77=4587206+331+388=925574-14×2=546330-325+333=33875+(268-125)=218235-26=209103×2+104=310302-(741-731)=292235-41=194256+197=45325×(334-329)=125504-430=74686-(621-58)=123226-45+93=274221+66×6=617212×4=848567-333-129=105295-46×4=111151×2=302324-195+135=264806×3=2418562×6=3372471×2-790=152966-(108+338)=520973+682=1655513+155+327=995164+(176-35)=305208×3+365=989330×2-635=25525-429+954=1050435+89×4=791110-45=65127+220=347997-74+399=1322947-483=464412+76×5=792184-(221-114)=77391+831=1222459-26×7=27720×5=100461-(717-697)=441661+754-767=648329-151+195=373284-65×4=24964-(470-93)=587486-(300+88)=98572-(34+367)=171211×(484-480)=844562-62=50062+254+419=735924+20-354=590288×2-573=3394-328-43=23486-276=210401-274=127665+900-789=776464-59=405917+(942-766)=109332+265+37=334282-89-54=139126+202+470=798136×2=272147+(196-61)=282500×2=1000434-10×5=384176+66=242451-50-332=69452+389+609=1450312-68-25=219976+929=1905280-52×4=72108×8=864315-10×8=235274-138+212=348118+276=394259-(88+56)=115166×2+348=680150-(12+53)=85864-484=38041+185=226519×9=4671275+159-262=172425+650+683=1758461-41+654=1074786+(488-105)=1169870-(589+22)=259452×2-867=37777-(233+408)=136220+207=427155+(868-773)=250894+603+406=1903202-21+230=411691-500+434=62562+(460-59)=463532-52×5=272137×(82-76)=822308-(50+141)=117459-141×3=36320-197=123730+164+87=981325-(304-269)=290235+78×4=547187-123-57=7124×3-81=291334+437-282=489168+198=366228+(244-170)=302112×7+196=98090×4+80=440587+(625-447)=76550×(386-380)=300312×3-919=17379-(110+19)=250341-(70+153)=118238+133+219=590147+296+263=706711-157×4=83779+(929-801)=90744+59=103864×6-651=4533692+297×2=1286642×8=5136552-10×8=472341+374-500=21578+384-10=452217-10=207441-439+677=679368+403+47=818468-(17+18)=43348-12×4=0120+250×2=620903-86=817326-29×5=181200+168-137=231360-(34+283)=4379-12×2=5536×(485-477)=288948+(485-325)=1108830+815+15=1660146+(290-72)=364404-19×4=328683×(236-229)=4781767×5-934=290152×(150-142)=4165/9+2/9=7/9393-(292+76)=25522+96-455=163244-92+85=237139×6+697=1531118×(191-183)=944324-272-23=29551-(572-406)=385678×7-549=4197158×2=316965-116-439=410930-166×4=26693×5=465608+(721-644)=685105×6=63079+330=40922×3+692=7581/4+2/4=3/4953+449+81=1483557-403=154937-455-175=307258+73×4=550335×3-185=820993-(381+263)=349975-500+127=602238×2+37=513390-(151+118)=121538+57+21=616736×(968-965)=220815×(129-123)=90703×2-756=650218+19-161=76331+144=47575×(464-455)=67583+270=353124×6-489=25561×4=24456+322-125=253461×2-919=3191×(451-446)=955313-(441-208)=8044×7+272=580280+285+262=827959-74-103=782117+(326-134)=309257×(131-128)=771936+812+836=2584130×(913-906)=910492-220-22=250722+346-64=1004535-(370+156)=9830-789=41658-134×4=12249×2=98469-(241+117)=111694+30+113=837971-110×5=421463-199×2=65408-(164+139)=105368-(292-132)=208446-290-114=42225+15-113=12730×2+51=111622+350-173=799764-(847-687)=60413+(740-201)=552299-219+127=207369-(265+11)=934/8+3/8=7/8302+98=400157×6-758=1845/7-1/7=4/750×(172-164)=400293×3=879706×6-147=4089156+142-281=17669-(15+283)=371105+343-61=387102×8+873=1689492-226=266374-182-76=11625+98×6=613466+(966-907)=525743-95×6=173459+106=565598×(584-575)=538224×6=144910+914-272=1552836+86×7=143893+258+215=566444-357-75=12208-104=104726+(801-392)=1135151+63×5=466335-129+202=408989-246×4=5219-113=106954+801-406=1349229×2=458457-393=64948-125×4=448901×4-724=2880499-35-119=345667+623=1290709+56+40=805606-(103+111)=392296-128-81=87195+110-212=9369×4=276738+462+103=1303531+274+386=1191697×3-516=157535×(780-773)=245989-(716+121)=152402-105-235=62170+(276-51)=395819-221-157=441776-454+663=9852/4-1/4=1/43/5-1/5=2/5250+(556-288)=518454-59×2=336329+57=386843-(193-182)=832825-(614-171)=382240×(485-482)=720236-(200-129)=165126+249-326=49864+567=1431337+101×3=64072×(423-414)=648321-(696-507)=132560-15×9=425261+536+442=1239483-79×6=9813+716=1529442+(166-13)=595197×5-652=333963+853+720=2536562-457-82=23667+144×2=955441-92-38=311464+(369-54)=779466-(138+259)=69460-238=222277-(342-325)=260458-(70+140)=248683×(731-723)=5464278+479=757618+696-421=893127+279+65=471329-(180-165)=314125+91-155=61734-143-327=264876×4-462=304241×2-78=4155+595=750466-168-59=23990+141-130=101950-(517+236)=197906×(629-621)=7248157+150+215=522568×9=5112246-136-51=59423-(159+98)=166785-351-139=29539-25=14631+130×3=1021686+473+247=140659×6-120=234357+255=6124/10+2/10=6/10469-(197+62)=210438-(728-300)=1083×9+889=1636162+72×2=306477-118-23=336357+549-81=825465-13×2=439208-62+330=476707×5=3535213-29×3=126312+55+402=769351-81=270104+327=431721-449-86=186970+536-387=1119153+230=383816-712+598=702212+35+164=411289-12×2=265375+(443-287)=531842×5-627=3583239×3=717394-(56+24)=314920-68=852556-(481-391)=466143×3+442=871351-252=99897-(903-744)=738326+71×4=610938+(948-514)=1372768-243=525451-55-265=131783+(671-555)=899476-37×2=402671+900+350=1921188×4=752330×4-176=1144438×5=2190214×3=642700-(910-628)=418121+(792-63)=850919+918+621=2458868-(512-75)=4313/6-1/6=2/614