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184×(139-134)=558×3=492-196×2=403-(55+277)=335×2+983=624+278+64=477+889+170=198+155×4=883+990-669=309+(895-675)=367+815-965=100×2=119+196+470=463-(298-40)=662×(689-685)=319-78=753-51×6=451+(476-176)=568+(661-174)=131×9=83+171=442+(449-264)=332+32-341=15+193×5=741-(479-381)=132+112×4=488-20-140=995-260+621=143×5-81=193+181=426+(283-91)=349-(42+212)=713-371+471=532-127×2=68+158+474=465-(83+301)=317+212+983=157+171=606-517=48×(336-329)=732-(564+62)=205-15×8=24×(487-484)=125×(235-232)=381+(985-335)=55×(34-30)=493-491+323=621-(274+188)=626-(142+189)=108×7+28=151-129+261=21×(79-73)=629+(228-208)=16×(502-498)=56-48+20=343×2+763=958+306=104×5+25=618-249+197=811+116+130=124+208+829=138×8=92+291=416×(906-901)=405-188×2=558×2-277=215×(40-31)=411×2-537=179+183×3=889-(46+239)=214×2-392=218×3=493-25×3=56×9=625+643+549=222+505+174=744+543-577=252-86=364-153=77×5=43+27=849-(807-553)=347-161×2=270-30+511=272×3-496=703-(235-114)=205+(649-344)=299×5=410-59-83=15+395-409=201-(365-251)=761+187+242=359+(791-293)=881×(270-261)=427-22×6=377+289+227=166×5-430=371+33-140=474×9=403-371=6/8-1/8=46×(276-272)=835×8=176+136=781-355-406=609+850-593=342+482+29=384-79+19=873-279+594=110×5-400=441-422+86=888-(271+594)=672-(886-531)=57×(148-145)=4/8-1/8=408-344=222×4+961=497-190-96=103+868+856=752-62×8=802-435=445-107×2=444-348=597+137-457=979+358-606=168×(193-190)=120×4=368+761-854=1/5+3/5=80×(313-308)=171-36×4=660-564+699=874-59×7=471-246-205=912-872+630=349-(240-75)=619+978+564=934-34-775=718-281=440-(297+92)=649+935-971=261+82-195=413×9-510=45-(340-295)=784-692+358=499-233=414-19×3=874-254=13×6+251=266+38×7=155×6-821=482-73×6=655×(848-843)=907-164-590=107+633=87×(476-473)=210+193-105=279-75=3/6-1/6=91×2+173=360-(303-225)=457×2=473+(386-65)=294×2-413=895-255×2=630×4-216=946-(244+97)=343-149-11=718+624=43×6+431=893+775-432=58-15+364=286+173-155=130×4=817-104-555=272+173-136=219-185+165=692-(120+537)=925-49-697=433-107-67=92+38×6=7/10+3/10=716-(95-89)=279-117+283=137+283=886-646+12=805+510+171=474+324+124=557-49×4=652×(605-597)=936+428=3/7-1/7=964-(91+394)=480-(274+118)=588-108-280=273-(497-462)=223+122-199=39×5+791=981-722=398+35×4=428+466+28=497-248×2=334-41×2=471-39-332=468+(366-264)=32+(750-61)=286+149=475-(262+183)=152+385×2=526+350-136=586-304+551=15+23=144-133+219=907-377-163=5/10-3/10=674+594-871=458+87=824-88-68=478-14×6=448+152+166=103+240+528=550-(255-163)=10×7+61=734-(162+236)=286-(49+39)=174-48×2=109-10=958+142×4=784×9-984=171+89=209+(211-19)=848×(559-550)=368+(182-30)=325-166-53=703-(125+400)=240+417+331=145+31=45×5+31=815-694=851-221-211=844+209-325=99×(413-408)=882×7-329=125-(381-262)=65×4+814=583×6-671=347-273=77+707-104=135+(402-32)=179×9=444-(212+108)=182×2=442×2-480=492-198=268+59×5=48×(65-60)=314-156×2=271-(280-113)=368+60×8=973+204+482=55×3+382=242×(462-457)=899-(371+349)=808-53×7=907+(528-517)=150×4-429=398-(398-175)=540+191+132=464-233-211=406-373-29=919-88=252×3=406-(49-10)=151+599-283=272+982-518=56×6-196=471+12×5=402-28×5=196-12×6=584+840-958=92×3+668=851-(296+209)=963-881=53-41+441=287+123=421-(295-164)=216×3-417=120×(629-624)=29+460-187=329-259-52=752×(922-916)=468-64×6=340-(66+89)=318-(999-862)=702-(58+234)=299×(237-233)=227-(67+20)=154+243-33=506+50-493=184+400+89=228+(406-267)=118×(349-342)=545-242-244=231+(211-101)=440-21×3=194+164=207-88-15=377×5=334×2-526=209+(311-179)=185+221-266=352+96=247+186=251×2-126=438-406+297=54×(348-345)=68×4=868-(902-412)=587-81×6=320-37-107=24×(131-127)=854-781+240=37×(68-63)=459-60×4=413-300-71=711+260=857×5-979=492-467-23=178-120=177+(353-189)=239+50-176=351-55×2=309-186=494+(48-32)=168×2+106=707-(700-18)=25+207-41=977-315=118×(359-351)=78+205=182+148=255+579+121=496×(557-551)=113×4+461=181×4-596=466-145=25×9=490-440=434-150=96+160-247=3/4-1/4=3/6+2/6=197+444+342=513+27+36=581+138=253-(639-448)=490-(441-232)=72+246=167+(280-272)=436+(586-87)=582+680-55=1/3+2/3=3/7-2/7=886+736+962=798×5-634=27+450-301=328×(173-169)=357-130+209=377-(93+159)=29+669-52=989-212-761=797×3-815=838-(42+739)=451-(351-243)=524-(255-143)=789-78×8=306-80-132=843-(144+307)=26×(74-71)=152+356+537=216-(499-331)=589-191=628+374=99+674+186=23+178+160=853×9-162=144×2=323-290+344=788-79-85=663×7-675=497×3=77×2+650=727×5-135=570+57+211=426-(108+285)=351-80×4=540-369+516=482-27-115=258-(38+49)=833-661=582+(730-572)=32×4+450=2/8+5/8=95+(432-389)=73×7=484×(248-242)=3/8-1/8=78+389=61×(36-32)=475-(202-58)=404×2-436=982-243-208=285-137=114-105+20=842-36×6=5/8+2/8=403-275=713+657-849=31×2=5/9+3/9=77+374=478-393=344-322-11=134+(178-114)=770+405=805-112-19=142-(83+38)=345-49×7=118×8=386+(340-56)=903×9-552=437-(706-649)=401-111-196=664+99+136=222+124=414+(896-370)=93-(407-349)=965+364×2=27×(287-278)=772-123+93=3/5-2/5=680-151+536=890-(918-210)=864×6=270-142+139=113×8-758=395-158+598=493+(413-162)=50+155-50=526-(448-354)=153-20×3=80×2-78=43×(948-940)=430-(913-572)=116-(304-240)=262+224=941-(727+10)=194-(20+75)=412-50-312=134+344-247=247+71+216=447+824+425=847-(203+176)=520-119×2=405-298+62=116+197=383×4-373=784×2-792=121×2-157=336-60×2=172×5-176=955-51+832=755-(251+257)=493-23-281=57+36×3=137×2=264-248+40=512-352-105=227-20=895+(964-869)=118×7=152-(414-266)=377-(49+169)=100+30+529=20×(290-286)=872×(339-335)=2/6-1/6=684-22+775=904+100+361=238-174-36=131+205×3=381-188=370-234=990+463=149×(192-186)=157+(481-68)=660-(891-498)=212-145+350=214+122=2/5+3/5=79×8=162-122-13=59+262=621-43-302=22+44×7=362×2=259-110×2=990-89×2=22×7-42=819-338-460=64×7=32×2+305=343-98=966+(369-115)=362+86×3=780-(131+86)=317+328+62=489-433+46=59×2+79=777+(710-451)=255+(738-301)=218+146×5=976×2=186+145×4=902-75×4=59×9-268=419-189+177=50×7-183=238-57=817-33-364=157×6=271+61-124=325-196=366-(118+10)=455-(320-291)=665×9=128×5=965-399-212=17×5=321-(54+17)=71×(165-159)=784+(449-94)=107+346-100=270×(150-147)=331+150-97=971-121×7=291-(24+198)=56+294×2=589-(637-230)=148+(980-825)=859+358=28×5+845=754+804-436=441-24=126×4=288-251-33=418×9-679=360-23×4=960-958+527=583×5-184=435+558=914+743+846=408×2-597=731-90=173×5=695-296-271=210+115×6=881-(550-542)=787-57+928=242+136-66=86×5-358=360+126+404=320×3+230=88+401-251=151+(462-160)=153×6=345-340+226=823-696=266+90+256=135+11+706=699+222+72=748-(116+595)=189+82-77=193×(414-409)=489+263×2=372-(215+137)=874-59×6=377-(237+28)=50×5=450-36=405-272+310=458-177=225+76+641=887-37-141=365-95-112=394-206+60=860×4=242+125×6=157+285-198=232+66=741-120-593=388-(452-404)=874-340-151=523-38=23+(478-381)=378-17×2=222-36-81=425×(436-433)=736-189+888=154+154=455+256+68=4/7+2/7=112+127=613-350+994=318+455=371-(222-78)=283-198+387=431-117-103=17×7=168-(261-121)=859×(347-339)=618×4=301-36×8=295+(202-167)=783+204-150=298-247+291=411-100×4=838-147×4=430-400+185=593×4=471-(133+245)=287+(311-64)=929-30-405=143×7-647=450-107×2=461+(368-327)=193-32×4=37+(419-18)=408-12=592×8-411=46×9-123=36×4-44=349-(32+168)=350-255=88×4+329=231+239-469=549+143+265=314-(56+65)=287-(853-810)=149×3=768×4-516=455-17×9=482×2-267=438+748=12×(284-281)=103×6=855-(222+258)=943+369=791×7=115×(446-439)=447-(434-23)=745-(635+74)=519+148-266=149×3+124=424+(407-175)=294×3-702=24×4=116×3=13×9-12=477+(700-237)=683+48-443=98×2-193=88-(301-233)=458-(23+67)=582+935+187=208-(131+23)=385-159-188=137-27×3=739×3-971=140×4-309=387+98=760-623+702=378-144+23=443-(203+195)=273×(666-658)=485-259=308+101-45=602-31×3=513-(626-275)=386+735-728=237×2=497-(193+148)=22×2+488=58×(348-342)=280-(453-259)=223-(324-282)=412-45×7=298+182=376+392×2=158+(981-115)=384+(403-179)=1/5+2/5=147+189=335×(149-140)=244+477+870=352+43+108=803-312-293=118×2=398-(395-66)=48×4+248=846-128+434=934+795+894=689+257=308×3=312-(313-111)=498-82×5=312-(263+11)=731+(67-25)=37×(197-191)=450+558+258=904-(999-194)=278+158+363=21+837+76=209-159+275=29×9-182=848×9-588=5/8+3/8=493×(939-934)=755+206+539=240+223-135=481+248=833+73×7=100+98=426-(89+303)=396+(252-242)=652+985=830-38×2=107+393-339=751-284=573-(314+10)=324-(435-111)=910-(832-125)=837+746+767=244×9=528-327=785-492+229=842×(886-877)=397-26-359=948-(614+39)=773-21×3=420×2=294-(282-67)=463×2-711=199+882-596=1/7+3/7=287+(482-174)=356+79+504=322+87×5=216+144+557=756-632+894=352+66×9=771×3=87+121=393-151-119=903-767=393-67=270+38×5=435+243=410-(55+156)=625-361+75=866+205=10×7+493=259+183+18=145+550+23=555-156=793-269-208=301-(374-248)=415-307-36=775-(287+365)=394+92=607+705-889=690+(347-76)=537-445=56×(301-294)=103+376-262=287-50=372+(991-455)=60×4=234×4-460=332×3-208=431×2+393=856+(504-366)=923+(536-393)=768-(258+103)=714+804-487=3/5-1/5=140+(348-95)=997-93×3=688-307=351+587+120=797×(994-991)=234-113×2=436-106-143=329-16+58=823-123-160=545×8=208+(496-443)=434-318+205=441-70×6=678-238=628×(150-147)=588×6=130-82=327+107=342+272=479+(449-180)=209-131=123×2+274=406-(158+84)=338-134=553-(840-770)=118+32=395+(309-267)=310+481=439-(50+241)=123+822-606=439-(85-36)=162×5=102+695+180=168-107+20=526-(400+101)=138×(385-382)=150×6=480+816=813+(469-407)=119×(222-217)=483×(699-690)=469+107×8=430×2=28×3+605=417×(607-599)=490+200×2=650-(764-306)=696-262+923=278-26×5=772+579=294×3-870=870-351=836×8-512=434-(158-132)=991-169-118=394-(323-228)=2/4-1/4=206+761-718=330+156-130=968-(841-634)=860+(803-65)=481-162=424-197×2=457-438+68=448+(232-152)=348-(260-183)=869-104+239=960-659=参考答案184×(139-134)=920558×3=1674492-196×2=100403-(55+277)=71335×2+983=1653624+278+64=966477+889+170=1536198+155×4=818883+990-669=1204309+(895-675)=529367+815-965=217100×2=200119+196+470=785463-(298-40)=205662×(689-685)=2648319-78=241753-51×6=447451+(476-176)=751568+(661-174)=1055131×9=117983+171=254442+(449-264)=627332+32-341=2315+193×5=980741-(479-381)=643132+112×4=580488-20-140=328995-260+621=1356143×5-81=634193+181=374426+(283-91)=618349-(42+212)=95713-371+471=813532-127×2=27868+158+474=700465-(83+301)=81317+212+983=1512157+171=328606-517=8948×(336-329)=336732-(564+62)=106205-15×8=8524×(487-484)=72125×(235-232)=375381+(985-335)=103155×(34-30)=220493-491+323=325621-(274+188)=159626-(142+189)=295108×7+28=784151-129+261=28321×(79-73)=126629+(228-208)=64916×(502-498)=6456-48+20=28343×2+763=1449958+306=1264104×5+25=545618-249+197=566811+116+130=1057124+208+829=1161138×8=110492+291=383416×(906-901)=2080405-188×2=29558×2-277=839215×(40-31)=1935411×2-537=285179+183×3=728889-(46+239)=604214×2-392=36218×3=654493-25×3=41856×9=504625+643+549=1817222+505+174=901744+543-577=710252-86=166364-153=21177×5=38543+27=70849-(807-553)=595347-161×2=25270-30+511=751272×3-496=320703-(235-114)=582205+(649-344)=510299×5=1495410-59-83=26815+395-409=1201-(365-251)=87761+187+242=1190359+(791-293)=857881×(270-261)=7929427-22×6=295377+289+227=893166×5-430=400371+33-140=264474×9=4266403-371=326/8-1/8=5/846×(276-272)=184835×8=6680176+136=312781-355-406=20609+850-593=866342+482+29=853384-79+19=324873-279+594=1188110×5-400=150441-422+86=105888-(271+594)=23672-(886-531)=31757×(148-145)=1714/8-1/8=3/8408-344=64222×4+961=1849497-190-96=211103+868+856=1827752-62×8=256802-435=367445-107×2=231444-348=96597+137-457=277979+358-606=731168×(193-190)=504120×4=480368+761-854=2751/5+3/5=4/580×(313-308)=400171-36×4=27660-564+699=795874-59×7=461471-246-205=20912-872+630=670349-(240-75)=184619+978+564=2161934-34-775=125718-281=437440-(297+92)=51649+935-971=613261+82-195=148413×9-510=320745-(340-295)=0784-692+358=450499-233=266414-19×3=357874-254=62013×6+251=329266+38×7=532155×6-821=109482-73×6=44655×(848-843)=3275907-164-590=153107+633=74087×(476-473)=261210+193-105=298279-75=2043/6-1/6=2/691×2+173=355360-(303-225)=282457×2=914473+(386-65)=794294×2-413=175895-255×2=385630×4-216=2304946-(244+97)=605343-149-11=183718+624=134243×6+431=689893+775-432=123658-15+364=407286+173-155=304130×4=520817-104-555=158272+173-136=309219-185+165=199692-(120+537)=35925-49-697=179433-107-67=25992+38×6=3207/10+3/10=1716-(95-89)=710279-117+283=445137+283=420886-646+12=252805+510+171=1486474+324+124=922557-49×4=361652×(605-597)=5216936+428=13643/7-1/7=2/7964-(91+394)=479480-(274+118)=88588-108-280=200273-(497-462)=238223+122-199=14639×5+791=986981-722=259398+35×4=538428+466+28=922497-248×2=1334-41×2=252471-39-332=100468+(366-264)=57032+(750-61)=721286+149=435475-(262+183)=30152+385×2=922526+350-136=740586-304+551=83315+23=38144-133+219=230907-377-163=3675/10-3/10=2/10674+594-871=397458+87=545824-88-68=668478-14×6=394448+152+166=766103+240+528=871550-(255-163)=45810×7+61=131734-(162+236)=336286-(49+39)=198174-48×2=78109-10=99958+142×4=1526784×9-984=6072171+89=260209+(211-19)=401848×(559-550)=7632368+(182-30)=520325-166-53=106703-(125+400)=178240+417+331=988145+31=17645×5+31=256815-694=121851-221-211=419844+209-325=72899×(413-408)=495882×7-329=5845125-(381-262)=665×4+814=1074583×6-671=2827347-273=7477+707-104=680135+(402-32)=505179×9=1611444-(212+108)=124182×2=364442×2-480=404492-198=294268+59×5=56348×(65-60)=240314-156×2=2271-(280-113)=104368+60×8=848973+204+482=165955×3+382=547242×(462-457)=1210899-(371+349)=179808-53×7=437907+(528-517)=918150×4-429=171398-(398-175)=175540+191+132=863464-233-211=20406-373-29=4919-88=831252×3=756406-(49-10)=367151+599-283=467272+982-518=73656×6-196=140471+12×5=531402-28×5=262196-12×6=124584+840-958=46692×3+668=944851-(296+209)=346963-881=8253-41+441=453287+123=410421-(295-164)=290216×3-417=231120×(629-624)=60029+460-187=302329-259-52=18752×(922-916)=4512468-64×6=84340-(66+89)=185318-(999-862)=181702-(58+234)=410299×(237-233)=1196227-(67+20)=140154+243-33=364506+50-493=63184+400+89=673228+(406-267)=367118×(349-342)=826545-242-244=59231+(211-101)=341440-21×3=377194+164=358207-88-15=104377×5=1885334×2-526=142209+(311-179)=341185+221-266=140352+96=448247+186=433251×2-126=376438-406+297=32954×(348-345)=16268×4=272868-(902-412)=378587-81×6=101320-37-107=17624×(131-127)=96854-781+240=31337×(68-63)=185459-60×4=219413-300-71=42711+260=971857×5-979=3306492-467-23=2178-120=58177+(353-189)=341239+50-176=113351-55×2=241309-186=123494+(48-32)=510168×2+106=442707-(700-18)=2525+207-41=191977-315=662118×(359-351)=94478+205=283182+148=330255+579+121=955496×(557-551)=2976113×4+461=913181×4-596=128466-145=32125×9=225490-440=50434-150=28496+160-247=93/4-1/4=2/43/6+2/6=5/6197+444+342=983513+27+36=576581+138=719253-(639-448)=62490-(441-232)=28172+246=318167+(280-272)=175436+(586-87)=935582+680-55=12071/3+2/3=13/7-2/7=1/7886+736+962=2584798×5-634=335627+450-301=176328×(173-169)=1312357-130+209=436377-(93+159)=12529+669-52=646989-212-761=16797×3-815=1576838-(42+739)=57451-(351-243)=343524-(255-143)=412789-78×8=165306-80-132=94843-(144+307)=39226×(74-71)=78152+356+537=1045216-(499-331)=48589-191=398628+374=100299+674+186=95923+178+160=361853×9-162=7515144×2=288323-290+344=377788-79-85=624663×7-675=3966497×3=149177×2+650=804727×5-135=3500570+57+211=838426-(108+285)=33351-80×4=31540-369+516=687482-27-115=340258-(38+49)=171833-661=172582+(730-572)=74032×4+450=5782/8+5/8=7/895+(432-389)=13873×7=511484×(248-242)=29043/8-1/8=2/878+389=46761×(36-32)=244475-(202-58)=331404×2-436=372982-243-208=531285-137=148114-105+20=29842-36×6=6265/8+2/8=7/8403-275=128713+657-849=52131×2=625/9+3/9=8/977+374=451478-393=85344-322-11=11134+(178-114)=198770+405=1175805-112-19=674142-(83+38)=21345-49×7=2118×8=944386+(340-56)=670903×9-552=7575437-(706-649)=380401-111-196=94664+99+136=899222+124=346414+(896-370)=94093-(407-349)=35965+364×2=169327×(287-278)=243772-123+93=7423/5-2/5=1/5680-151+536=1065890-(918-210)=182864×6=5184270-142+139=267113×8-758=146395-158+598=835493+(413-162)=74450+155-50=155526-(448-354)=432153-20×3=9380×2-78=8243×(948-940)=344430-(913-572)=89116-(304-240)=52262+224=486941-(727+10)=204194-(20+75)=99412-50-312=50134+344-247=231247+71+216=534447+824+425=1696847-(203+176)=468520-119×2=282405-298+62=169116+197=313383×4-373=1159784×2-792=776121×2-157=85336-60×2=216172×5-176=684955-51+832=1736755-(251+257)=247493-23-281=18957+36×3=165137×2=274264-248+40=56512-352-105=55227-20=207895+(964-869)=990118×7=826152-(414-266)=4377-(49+169)=159100+30+529=65920×(290-286)=80872×(339-335)=34882/6-1/6=1/6684-22+775=1437904+100+361=1365238-174-36=28131+205×3=746381-188=193370-234=136990+463=1453149×(192-186)=894157+(481-68)=570660-(891-498)=267212-145+350=417214+122=3362/5+3/5=179×8=632162-122-13=2759+262=321621-43-302=27622+44×7=330362×2=724259-110×2=39990-89×2=81222×7-42=112819-338-460=2164×7=44832×2+305=369343-98=245966+(369-115)=1220362+86×3=620780-(131+86)=563317+328+62=707489-433+46=10259×2+79=197777+(710-451)=1036255+(738-301)=692218+146×5=948976×2=1952186+145×4=766902-75×4=60259×9-268=263419-189+177=40750×7-183=167238-57=181817-33-364=420157×6=942271+61-124=208325-196=129366-(118+10)=238455-(320-291)=426665×9=5985128×5=640965-399-212=35417×5=85321-(54+17)=25071×(165-159)=426784+(449-94)=1139107+346-100=353270×(150-147)=810331+150-97=384971-121×7=124291-(24+198)=6956+294×2=644589-(637-230)=182148+(980-825)=303859+358=121728×5+845=985754+804-436=1122441-24=417126×4=504288-251-33=4418×9-679=3083360-23×4=268960-958+527=529583×5-184=2731435+558=993914+743+846=2503408×2-597=219731-90=641173×5=865695-296-271=128210+115×6=900881-(550-542)=873787-57+928=1658242+136-66=31286×5-358=72360+126+404=890320×3+230=119088+401-251=238151+(462-160)=453153×6=918345-340+226=231823-696=127266+90+256=612135+11+706=852699+222+72=993748-(116+595)=37189+82-77=194193×(414-409)=965489+263×2=1015372-(215+137)=20874-59×6=520377-(237+28)=11250×5=250450-36=414405-272+310=443458-177=281225+76+641=942887-37-141=709365-95-112=158394-206+60=248860×4=3440242+125×6=992157+285-198=244232+66=298741-120-593=28388-(452-404)=340874-340-151=383523-38=48523+(478-381)=120378-17×2=344222-36-81=105425×(436-433)=1275736-189+888=1435154+154=308455+256+68=7794/7+2/7=6/7112+127=239613-350+994=1257318+455=773371-(222-78)=227283-198+387=472431-117-103=21117×7=119168-(261-121)=28859×(347-339)=6872618×4=2472301-36×8=13295+(202-167)=330783+204-150=837298-247+291=342411-100×4=11838-147×4=250430-400+185=215593×4=2372471-(133+245)=93287+(311-64)=534929-30-405=494143×7-647=354450-107×2=236461+(368-327)=502193-32×4=6537+(419-18)=438408-12=396592×8-411=432546×9-123=29136×4-44=100349-(32+168)=149350-255=9588×4+329=681231+239-469=1549+143+265=957314-(56+65)=193287-(853-810)=244149×3=447768×4-516=2556455-17×9=302482×2-267=697438+748=118612×(284-281)=36103×6=618855-(222+258)=375943+369=1312791×7=5537115×(446-439)=805447-(434-23)=36745-(635+74)=36519+148-266=401149×3+124=571424+(407-175)=656294×3-702=18024×4=96116×3=34813×9-12=105477+(700-237)=940683+48-443=28898×2-193=388-(301-233)=20458-(23+67)=368582+935+187=1704208-(131+23)=54385-159-188=38137-27×3=56739×3-971=1246140×4-309=251387+98=485760-623+702=839378-144+23=257443-(203+195)=45273×(666-658)=2184485-259=226308+101-45=364602-31×3=509513-(626-275)=162386+735-728=393237×2=474497-(193+148)=15622×2+488=53258×(348-342)=348280-(453-259)=86223-(324-282)=181412-45×7=97298+182=480376+392×2=1160158+(981-115)=1024384+(403-179)=6081/5+2/5=3/5147+189=336335×(149-140)=3015244+477+870=1591352+43+108=503803-312-293=198118×2=236398-(395-66)=6948×4+248=440846-128+434=1152934+795+894