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457×6-214=619+10+80=198×2+134=450-87+65=903-614=904-(444-264)=376-(295+73)=784-145-203=975+906-411=204-10×9=396-(456-409)=117+528=334-306=180+158+361=433-87-102=178-97+165=277-(146+44)=55×(175-172)=559-76×2=408-110+110=225+157=999-373×2=239×2=932-823-17=860+586-284=319-(125+121)=784-(63+152)=247×4+638=338×4-566=168+(470-175)=425-146=199×5-436=313-183=418-134×3=406-42×8=803×9=57×8=462+975-45=721+954+428=621+774=966×(996-987)=172×(26-22)=597-53=608×(580-572)=250-13+774=230-43+741=177×7-464=152+168-79=681+958+902=840-357-64=411-28-84=955-37+64=698-19×7=459-298-61=304×3-542=667+597=228+85+260=117+118=1/8+2/8=408+883+127=47+78=816+(621-43)=415×2-563=108+51-50=647-75=84×8-87=406-(66+60)=475-266+979=474×2=54×(109-104)=414×2-548=282+(204-50)=39×(352-344)=434+307+22=981-263+963=627-136-406=505-204-86=210×3=115×7-312=388+392=371+(919-278)=831×2-436=226×3+874=484+51×5=466-125×2=295-177-23=470-45-64=436-275-29=735+527-906=58+736-284=874-111×4=10×4=342+(384-138)=386-99×2=258+(988-314)=361×2-578=852-574+968=977+426=129-114+153=17+192-110=858×(203-196)=178×(788-781)=277-90=578+239+50=196-144=597×(716-711)=900-52-760=194+265=969×2=278×9=30×(54-50)=302+32-93=460-(87+116)=319-47×3=821+286×3=668×9-942=104-78+405=892-279+623=782+487+28=517+(576-115)=56+332+596=439×5=378+(784-776)=376-158-157=130×3+63=981-(309+127)=220×5=688-435+498=322×3=219×(96-93)=159+861+86=413-99-297=287-(66+31)=288+(341-36)=481-10=221+(475-446)=916-(171+202)=290-241=289+(432-363)=500×2-607=885×8-669=323-(159+93)=482-106=444-(83+282)=146×(243-240)=364-11-149=434-(86+168)=983-(247-179)=325-(440-396)=849-(848-425)=836×(744-741)=821-219+267=136×(170-165)=101+(460-267)=323+142×2=899-590+173=420-(262-248)=16×4+173=55×(662-659)=789-(655-395)=198+(444-389)=532×(44-35)=870+(958-13)=143-15×9=188-68×2=1/6+2/6=470-22-54=708-151-135=195-30×3=99×(386-383)=97×8+113=102+143=415-36×5=931-(902-653)=201×3-31=125+167-286=258-(168-96)=292+147-14=200-(204-59)=69+298=614-(245+249)=794-263=944-166+923=916-(917-42)=225+(196-165)=134+(839-803)=993-518=964+107-612=795+228+781=765+(976-461)=467-188-273=271-207=381-(112+19)=728+(581-468)=820+(915-705)=544-313+883=2/7-1/7=521-144×2=124×(17-10)=852-491-232=231+139×4=721-523+348=214×8=834+(796-589)=304×2-469=305-58-209=84×4+397=417-137=722+39-591=509-394+716=101+364-129=130+(760-73)=364-(484-347)=760×9-806=126+327=466-14-248=156+628+576=49×(419-416)=278-(933-843)=776×9-570=993-(412+206)=399+(88-28)=969-(271+258)=270-220=349-273+240=440-(261-49)=206×(686-677)=698×5-327=42+407+920=180-(64+47)=475-37-370=933×(797-791)=824+476+16=128×(63-59)=539-77+907=203+49=214-33×6=266-119×2=464+89+249=507-(921-493)=975+45×2=251+244=1/7+3/7=659×5-777=209×(189-186)=196-20×5=170-35+223=270-138=937×9=940+56+288=440-(484-77)=655-(573+72)=413-270=535+608=307+320-188=637×(626-623)=162+41×2=485-285-162=449-(443-111)=532+511+36=360-243=353+54×4=344-17=431-142×2=183+(417-227)=41×2-23=412-259-46=492+(332-303)=588-144-275=912-223-479=500+70+19=26+618+299=323-156-159=580×(872-863)=539-366=353+(333-15)=176×3-50=4/7+2/7=68×4+217=159×5-782=61-(271-255)=608-36-289=343-158+311=258×6-466=190+292=872-(370-204)=679+(236-144)=732-54×7=360-(296+13)=462+(500-445)=123+319-394=404-69-169=172+465+17=606-(849-719)=509+220×2=266-36×7=105×5+379=215+746-164=367-25×6=200×5-608=705×8-231=296-117+21=438-413=664-161×2=275-232+331=219×4+895=739+(402-365)=985-476×2=977-101=4/10-1/10=557+20+377=54×(306-303)=988-(719-713)=492-96×3=262-(177-115)=677-243=335-295+143=930-227=381+30-313=69-54+34=59×(931-927)=45+(362-335)=175×4-558=917-22×2=505-(722-586)=453-(72+270)=495+(618-505)=191-26×2=904-(561+40)=381-(350+10)=270×3+941=36×(343-335)=37+151=102+280-314=379-91×3=119+229=133×(125-119)=2/3-1/3=426-55-127=114+20×7=161×5-770=253-47=478-(49+333)=126×5-485=257-27×7=310-23×6=480-205+62=875-(90+313)=41×4=758+(622-98)=412-61-212=324+67×5=3/6-2/6=101×5=195+(387-234)=966-182-243=147+787+911=266×2=947-(327+430)=13×6=476-(87+23)=261+126=406+75-439=256+(244-145)=354-(112+149)=14×(436-431)=312+123-183=956-(573+341)=192+500+120=228-57-127=112×2=239×3=1/5+2/5=271-72×2=956×5=827-700+277=190×2=786-522+733=199×2+402=290+107+544=391-10×8=467+36×2=656+693=426+(770-358)=315-138+292=207-(257-91)=338×5=75+277-204=350-(84-21)=85+131-88=124+321-301=494-(271-229)=710-(133+176)=176×(104-99)=773-81×7=379+(311-211)=141×7-403=978+757+808=402-198=371+27×6=148×4=403×2=117×6=2/4-1/4=996-473=981+(694-402)=118×3=425×7=462+30-187=376×2+567=241-(491-394)=298-(291-189)=573×5-718=878+444-412=293-59-141=145-61-73=675×(562-557)=425+382-252=331-(134+11)=250+(395-391)=654-113-49=541×3-545=59+(464-238)=66×4+330=464-238+42=248×3-269=664+368+503=461-336+35=53×(591-583)=416+161+412=799-(789-429)=464-(866-453)=510×2=894-427=14×(163-159)=300-(151-47)=821-49×4=684-(411-125)=980-567=201×3-318=997-(759+77)=4/8-1/8=416-201+253=71+173×2=139×8-953=186+(424-226)=190-20=2/10+3/10=156-67=768-43×7=194×4-144=1/5+3/5=157×3+36=219+308=886+74×6=11+340-229=81×6+825=657-374-175=104+33=519-331+425=174-(69+63)=793-39-53=296×2=121×2=322-118×2=965-(61+187)=29×7-69=155×(633-624)=63+117-159=441-(139+202)=185+123×6=729×5-803=418-(487-165)=459-155-161=216×6-740=316×2-88=63×5=386-39×2=74+224-14=118-44+340=59×4+126=78+84×6=177+536-416=942-302×2=485-(282+102)=300×3-191=458-(238+154)=308+(370-94)=81+170=677×6=468+(205-122)=768-242=378-261-117=354-13=257×(144-141)=74+163=462-367=73×(352-346)=638+340+231=82+(388-18)=894-115-568=474-(131+76)=726-(625-162)=299×4-451=438-118=612+251-670=205+(781-311)=688×8=839×4=786-177+278=342×7-517=673-558+547=530+203=941-(540+248)=283×6=2/8-1/8=784+331=943×4=44+170=447-(264+163)=38+34+265=377+105=914×5=671-647=443-(134-68)=379+110=667-50×6=135+124=298+(345-192)=517+510-316=477+(270-172)=289-234=559×3-298=203+97=90+383+256=276+155×4=1/7+4/7=471-161-104=343-213=694-618=756+(977-114)=391+248+144=3/8-2/8=326×2=185+79×3=199+193-25=926-484=187×3-325=463-(316-156)=310×2+153=479-143+122=307+141×2=854-736+119=426+191-241=131×(267-261)=462-(670-412)=712×5=311-(107+82)=369-184+255=221+94×8=348×2=172+(463-20)=264-36×4=869-771+965=1/8+6/8=995-(181+681)=205×4=176×3=205+152=271+680=976-238×4=329-222+182=167-49×3=2/5+3/5=456-(13+339)=183+122+339=49×7=346+610=372×(712-707)=161×5=53×6+277=541-25×4=180×3=627+116×6=242×2+176=372+762+797=130×4=668+131=522-147-32=815-51×9=196-23×7=885+347-839=285+67=758+640+213=284-19×8=152+42+95=85×6=3/8-1/8=771×2=132+257=259+939+894=190+326+949=22+421-337=240-(471-343)=57+314=88×7=379×9-952=40×5=257-(362-252)=295-(117-28)=701-(352-108)=736-116×2=788-473-123=524+617-36=683-(408+169)=337-189+902=104×8+138=265×3+154=804+645-950=72-15×3=5/9+3/9=780-651+334=731+67+108=255+181-275=723×6-615=307×2-224=828-250-367=318+117+222=386-41×9=195×(269-265)=167+259-301=279-(504-260)=336+59=295-200+20=579-(939-660)=490-472=794-(239+507)=488+(103-66)=327+87=355+(725-609)=414-157×2=270+117+348=495×2-186=370+(186-19)=152×(101-96)=329+81=372-(97+192)=5/8-2/8=387-(102+40)=623×(241-238)=418-80×2=935-(153+752)=393+(419-47)=323-(42+45)=146+715=198+244=495-66=601-243+899=443-(409-62)=120+301×2=33×(471-463)=252-202+213=616×5=250-31×5=348-316+79=98+292-270=291-126-160=135×2=321-14×5=781×2-347=380-(487-180)=280-42+121=402-93×2=446+(416-37)=486-(882-469)=212-153=954×(981-974)=781-(134+451)=378×2=793-367=325-(136+58)=426+26×3=409-240-153=20-(102-99)=177-118+167=159×5+65=2/8+4/8=2/6-1/6=140+236=379-205-13=111+70=86×8+212=3/5-1/5=335-243=865+(264-142)=984+(384-352)=127×4-180=117-28=346+269=287-80=888+120-732=810+150+553=501×6-678=600-117=202+(487-375)=493-158-326=122+219-240=248+440+118=994-(98+865)=536+266+85=71+239=117×(668-662)=563+954+212=250+37-269=590+445=753+(989-593)=82×4=65+184=893-200=352-(283-209)=542+162-357=395-317=838+652-692=960-801=385-(339-319)=923+624-906=246+(484-383)=482-(122+321)=189+560+125=488-74×2=72-16=402+96-380=179×(460-455)=71×3+401=874+110×2=565-313+980=753-391+517=86+167×3=395+(188-169)=842-(405+77)=332+143-61=865-496-303=690×(243-240)=432+(852-414)=170+209+584=192+318=288×3-227=202+231+810=504+838+736=89-(363-329)=999-280+137=310×2+173=798-(186+512)=111+301-249=466-226=601-37-493=806×(624-615)=115×7=665+57×2=100-57+252=900×5-545=925-99-81=63+163-97=403-56=385+73×8=856×(242-235)=830-(568+216)=573-465-71=316-17+47=411+223+315=316×(705-702)=279+207+943=749-237-457=551-(166+330)=234+264-157=539-(56+169)=213×3+310=223×4-448=384×2+301=589-(419+129)=341-(100-50)=174+487+311=231-178=18+75+608=817+101+26=195+133+669=978×(611-602)=905+762+364=195×5-322=317×(643-634)=886-81×8=704-112×6=301-(281-270)=235×(180-177)=480-402-34=447×2-703=216×4+741=133×8=491+321-490=350-160=695+859=282-73+317=211-(315-232)=82×(39-36)=850×(206-202)=176+107=317-(945-646)=338-(700-493)=18+303×3=477×2-631=674+179-394=159+853=156-(905-792)=271-140=234+116-313=798+849=582×8=128+93=379-350+118=327-80×4=568×(607-602)=306×(219-215)=684×6=843-321-483=565+89+423=112+109=969+(250-160)=477-101×2=964+183-350=450+173×2=108+407×2=410-(188+182)=292-34+175=287-256+415=687×(117-108)=865-639-73=529-381-99=317-(244-34)=124×(414-410)=137×4-442=484-105-364=376-(207+93)=680-605=343-168-169=449-(361-51)=543+345+65=44×5=527×4=86+538+100=948-(855-350)=144+445+223=980+702-455=746+776-103=714-67×2=466-79=216+49=392+98-147=52×9+74=310-(410-340)=246+158=182×(129-124)=964+878=185+193=747×7-227=参考答案457×6-214=2528619+10+80=709198×2+134=530450-87+65=428903-614=289904-(444-264)=724376-(295+73)=8784-145-203=436975+906-411=1470204-10×9=114396-(456-409)=349117+528=645334-306=28180+158+361=699433-87-102=244178-97+165=246277-(146+44)=8755×(175-172)=165559-76×2=407408-110+110=408225+157=382999-373×2=253239×2=478932-823-17=92860+586-284=1162319-(125+121)=73784-(63+152)=569247×4+638=1626338×4-566=786168+(470-175)=463425-146=279199×5-436=559313-183=130418-134×3=16406-42×8=70803×9=722757×8=456462+975-45=1392721+954+428=2103621+774=1395966×(996-987)=8694172×(26-22)=688597-53=544608×(580-572)=4864250-13+774=1011230-43+741=928177×7-464=775152+168-79=241681+958+902=2541840-357-64=419411-28-84=299955-37+64=982698-19×7=565459-298-61=100304×3-542=370667+597=1264228+85+260=573117+118=2351/8+2/8=3/8408+883+127=141847+78=125816+(621-43)=1394415×2-563=267108+51-50=109647-75=57284×8-87=585406-(66+60)=280475-266+979=1188474×2=94854×(109-104)=270414×2-548=280282+(204-50)=43639×(352-344)=312434+307+22=763981-263+963=1681627-136-406=85505-204-86=215210×3=630115×7-312=493388+392=780371+(919-278)=1012831×2-436=1226226×3+874=1552484+51×5=739466-125×2=216295-177-23=95470-45-64=361436-275-29=132735+527-906=35658+736-284=510874-111×4=43010×4=40342+(384-138)=588386-99×2=188258+(988-314)=932361×2-578=144852-574+968=1246977+426=1403129-114+153=16817+192-110=99858×(203-196)=6006178×(788-781)=1246277-90=187578+239+50=867196-144=52597×(716-711)=2985900-52-760=88194+265=459969×2=1938278×9=250230×(54-50)=120302+32-93=241460-(87+116)=257319-47×3=178821+286×3=1679668×9-942=5070104-78+405=431892-279+623=1236782+487+28=1297517+(576-115)=97856+332+596=984439×5=2195378+(784-776)=386376-158-157=61130×3+63=453981-(309+127)=545220×5=1100688-435+498=751322×3=966219×(96-93)=657159+861+86=1106413-99-297=17287-(66+31)=190288+(341-36)=593481-10=471221+(475-446)=250916-(171+202)=543290-241=49289+(432-363)=358500×2-607=393885×8-669=6411323-(159+93)=71482-106=376444-(83+282)=79146×(243-240)=438364-11-149=204434-(86+168)=180983-(247-179)=915325-(440-396)=281849-(848-425)=426836×(744-741)=2508821-219+267=869136×(170-165)=680101+(460-267)=294323+142×2=607899-590+173=482420-(262-248)=40616×4+173=23755×(662-659)=165789-(655-395)=529198+(444-389)=253532×(44-35)=4788870+(958-13)=1815143-15×9=8188-68×2=521/6+2/6=3/6470-22-54=394708-151-135=422195-30×3=10599×(386-383)=29797×8+113=889102+143=245415-36×5=235931-(902-653)=682201×3-31=572125+167-286=6258-(168-96)=186292+147-14=425200-(204-59)=5569+298=367614-(245+249)=120794-263=531944-166+923=1701916-(917-42)=41225+(196-165)=256134+(839-803)=170993-518=475964+107-612=459795+228+781=1804765+(976-461)=1280467-188-273=6271-207=64381-(112+19)=250728+(581-468)=841820+(915-705)=1030544-313+883=11142/7-1/7=1/7521-144×2=233124×(17-10)=868852-491-232=129231+139×4=787721-523+348=546214×8=1712834+(796-589)=1041304×2-469=139305-58-209=3884×4+397=733417-137=280722+39-591=170509-394+716=831101+364-129=336130+(760-73)=817364-(484-347)=227760×9-806=6034126+327=453466-14-248=204156+628+576=136049×(419-416)=147278-(933-843)=188776×9-570=6414993-(412+206)=375399+(88-28)=459969-(271+258)=440270-220=50349-273+240=316440-(261-49)=228206×(686-677)=1854698×5-327=316342+407+920=1369180-(64+47)=69475-37-370=68933×(797-791)=5598824+476+16=1316128×(63-59)=512539-77+907=1369203+49=252214-33×6=16266-119×2=28464+89+249=802507-(921-493)=79975+45×2=1065251+244=4951/7+3/7=4/7659×5-777=2518209×(189-186)=627196-20×5=96170-35+223=358270-138=132937×9=8433940+56+288=1284440-(484-77)=33655-(573+72)=10413-270=143535+608=1143307+320-188=439637×(626-623)=1911162+41×2=244485-285-162=38449-(443-111)=117532+511+36=1079360-243=117353+54×4=569344-17=327431-142×2=147183+(417-227)=37341×2-23=59412-259-46=107492+(332-303)=521588-144-275=169912-223-479=210500+70+19=58926+618+299=943323-156-159=8580×(872-863)=5220539-366=173353+(333-15)=671176×3-50=4784/7+2/7=6/768×4+217=489159×5-782=1361-(271-255)=45608-36-289=283343-158+311=496258×6-466=1082190+292=482872-(370-204)=706679+(236-144)=771732-54×7=354360-(296+13)=51462+(500-445)=517123+319-394=48404-69-169=166172+465+17=654606-(849-719)=476509+220×2=949266-36×7=14105×5+379=904215+746-164=797367-25×6=217200×5-608=392705×8-231=5409296-117+21=200438-413=25664-161×2=342275-232+331=374219×4+895=1771739+(402-365)=776985-476×2=33977-101=8764/10-1/10=3/10557+20+377=95454×(306-303)=162988-(719-713)=982492-96×3=204262-(177-115)=200677-243=434335-295+143=183930-227=703381+30-313=9869-54+34=4959×(931-927)=23645+(362-335)=72175×4-558=142917-22×2=873505-(722-586)=369453-(72+270)=111495+(618-505)=608191-26×2=139904-(561+40)=303381-(350+10)=21270×3+941=175136×(343-335)=28837+151=188102+280-314=68379-91×3=106119+229=348133×(125-119)=7982/3-1/3=1/3426-55-127=244114+20×7=254161×5-770=35253-47=206478-(49+333)=96126×5-485=145257-27×7=68310-23×6=172480-205+62=337875-(90+313)=47241×4=164758+(622-98)=1282412-61-212=139324+67×5=6593/6-2/6=1/6101×5=505195+(387-234)=348966-182-243=541147+787+911=1845266×2=532947-(327+430)=19013×6=78476-(87+23)=366261+126=387406+75-439=42256+(244-145)=355354-(112+149)=9314×(436-431)=70312+123-183=252956-(573+341)=42192+500+120=812228-57-127=44112×2=224239×3=7171/5+2/5=3/5271-72×2=127956×5=4780827-700+277=404190×2=380786-522+733=997199×2+402=800290+107+544=941391-10×8=311467+36×2=539656+693=1349426+(770-358)=838315-138+292=469207-(257-91)=41338×5=169075+277-204=148350-(84-21)=28785+131-88=128124+321-301=144494-(271-229)=452710-(133+176)=401176×(104-99)=880773-81×7=206379+(311-211)=479141×7-403=584978+757+808=2543402-198=204371+27×6=533148×4=592403×2=806117×6=7022/4-1/4=1/4996-473=523981+(694-402)=1273118×3=354425×7=2975462+30-187=305376×2+567=1319241-(491-394)=144298-(291-189)=196573×5-718=2147878+444-412=910293-59-141=93145-61-73=11675×(562-557)=3375425+382-252=555331-(134+11)=186250+(395-391)=254654-113-49=492541×3-545=107859+(464-238)=28566×4+330=594464-238+42=268248×3-269=475664+368+503=1535461-336+35=16053×(591-583)=424416+161+412=989799-(789-429)=439464-(866-453)=51510×2=1020894-427=46714×(163-159)=56300-(151-47)=196821-49×4=625684-(411-125)=398980-567=413201×3-318=285997-(759+77)=1614/8-1/8=3/8416-201+253=46871+173×2=417139×8-953=159186+(424-226)=384190-20=1702/10+3/10=5/10156-67=89768-43×7=467194×4-144=6321/5+3/5=4/5157×3+36=507219+308=527886+74×6=133011+340-229=12281×6+825=1311657-374-175=108104+33=137519-331+425=613174-(69+63)=42793-39-53=701296×2=592121×2=242322-118×2=86965-(61+187)=71729×7-69=134155×(633-624)=139563+117-159=21441-(139+202)=100185+123×6=923729×5-803=2842418-(487-165)=96459-155-161=143216×6-740=556316×2-88=54463×5=315386-39×2=30874+224-14=284118-44+340=41459×4+126=36278+84×6=582177+536-416=297942-302×2=338485-(282+102)=101300×3-191=709458-(238+154)=66308+(370-94)=58481+170=251677×6=4062468+(205-122)=551768-242=526378-261-117=0354-13=341257×(144-141)=77174+163=237462-367=9573×(352-346)=438638+340+231=120982+(388-18)=452894-115-568=211474-(131+76)=267726-(625-162)=263299×4-451=745438-118=320612+251-670=193205+(781-311)=675688×8=5504839×4=3356786-177+278=887342×7-517=1877673-558+547=662530+203=733941-(540+248)=153283×6=16982/8-1/8=1/8784+331=1115943×4=377244+170=214447-(264+163)=2038+34+265=337377+105=482914×5=4570671-647=24443-(134-68)=377379+110=489667-50×6=367135+124=259298+(345-192)=451517+510-316=711477+(270-172)=575289-234=55559×3-298=1379203+97=30090+383+256=729276+155×4=8961/7+4/7=5/7471-161-104=206343-213=130694-618=76756+(977-114)=1619391+248+144=7833/8-2/8=1/8326×2=652185+79×3=422199+193-25=367926-484=442187×3-325=236463-(316-156)=303310×2+153=773479-143+122=458307+141×2=589854-736+119=237426+191-241=376131×(267-261)=786462-(670-412)=204712×5=3560311-(107+82)=122369-184+255=440221+94×8=973348×2=696172+(463-20)=615264-36×4=120869-771+965=10631/8+6/8=7/8995-(181+681)=133205×4=820176×3=528205+152=357271+680=951976-238×4=24329-222+182=289167-49×3=202/5+3/5=1456-(13+339)=104183+122+339=64449×7=343346+610=956372×(712-707)=1860161×5=80553×6+277=595541-25×4=441180×3=540627+116×6=1323242×2+176=660372+762+797=1931130×4=520668+131=799522-147-32=343815-51×9=356196-23×7=35885+347-839=393285+67=352758+640+213=1611284-19×8=132152+42+95=28985×6=5103/8-1/8=2/8771×2=1542132+257=389259+939+894=2092190+326+949=146522+421-337=106240-(471-343)=11257+314=37188×7=616379×9-952=245940×5=200257-(362-252)=147295-(117-28)=206701-(352-108)=457736-116×2=504788-473-123=192524+617-36=1105683-(408+169)=106337-189+902=1050104×8+138=970265×3+154=949804+645-950=49972-15×3=275/9+3/9=8/9780-651+334=463731+67+108=906255+181-275=161723×6-615=3723307×2-224=390828-250-367=211318+117+222=657386-41×9=17195×(269-265)=780167+259-301=125279-(504-260)=35336+59=395295-200+20=115579-(939-660)=300490-472=18794-(239+507)=48488+(103-66)=525327+87=414355+(725-609)=471414-157×2=100270+117+348=735495×2-186=804370+(186-19)=537152×(101-96)=760329+81=410372-(97+192)=835/8-2/8=3/8387-(102+40)=245623×(241-238)=1869418-80×2=258935-(153+752)=30393+(419-47)=765323-(42+45)=236146+715=861198+244=442495-66=429601-243+899=1257443-(409-62)=96120+301×2=72233×(471-463)=264252-202+213=263616×5=3080250-31×5=95348-316+79=11198+292-270=120291-126-160=5135×2=270321-14×5=251781×2-347=1215380-(487-180)=73280-42+121=359402-93×2=216446+(416-37)=825486-(882-469)=73212-153=59954×(981-974)=6678781-(134+451)=196378×2=756793-367=426325-(136+58)=131426+26×3=504409-240-153=1620-(102-99)=17177-118+167=226159×5+65=8602/8+4/8=6/82/6-1/6=1/6140+236=376379-205-13=161111+70=18186×8+212=9003/5-1/5=2/5335-243=92865+(264-142)=987984+(384-352)=1016127×4-180=328117-28=89346+269=615287-80=207888+120-732=276810+150+553=1513501×6-678=2328600-117=483202+(487-375)=314493-158-326=9122+219-240=101248+440+118=806994-(98+865)=31536+266+85=88771+239=310117×(668-662)=702563+954+212=1729250+37-2