三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦

三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦6/9+3/9=780-475-246=821+(779-427)=907×7=678+122=323×(360-357)=85-67+112=893-(896-132)=908-191=541-465=68×3+443=640-583+262=223+154-260=392-380=805+(577-187)=695-(443-385)=73×2=151×4-237=247-182+387=163+879=243+117-309=327×2-470=210-19-115=745+(374-263)=472+689+920=218-(303-215)=380-(225+49)=312-15×3=729-278-242=995-(414+162)=291-(163-149)=775-12×4=185+97=393-163-95=477+237+89=4/8+2/8=148×5-173=186×2+413=203+259=610+114×5=316×8=686-116×3=397-131×2=124-(188-105)=498-435+193=998-(409+402)=706+918-71=118×5=457-(136+110)=480-166-69=382-201-63=646-137×2=807×4-872=83×(442-439)=789-(505-415)=567-239-37=292+29×3=440-(244-126)=71×7-265=272+95+24=211+(298-191)=845×7=109×(409-406)=428+(478-306)=32+460-328=314-10×9=292×2=3/8-1/8=36×5=903-(978-220)=213×4-478=725+545-659=360-50-194=992-(736-144)=96×(18-11)=3/5-1/5=558×(809-801)=145-36×2=429-(430-187)=131+519+613=227-64=762-(592+119)=230×4+992=788-513+12=76+358-53=387-294=390+91×8=174-(964-834)=107×8-432=951+49-652=382-(284+48)=344×7=184-179+441=64×8+166=133+94=176-100+33=861×2=191×4+200=164×3=143-(152-71)=471-197-217=173-11×3=931-(828-293)=130+(407-136)=71+174×3=265-230=364+(635-269)=321-105×3=143×6+686=4/6-1/6=258+(387-49)=326-102=176×2=465-61-52=396-(59+119)=443-14×5=333+(262-12)=165+453+286=430-78=62+(632-174)=76-20×2=76+(177-74)=893+816-487=3/6-2/6=474-126+32=383-260+38=661+836+217=800+670+679=355-26×3=292+678+91=215×4-710=374-22=119×4+519=123×(17-10)=628-(18+270)=127-(18+38)=701-(872-770)=414-(291-198)=227×2-171=138+265=555-138×2=494-304-75=799-323+96=642-(95+541)=500+(314-145)=843-515-11=590-(249+283)=303+(895-842)=423×2+516=237+137×5=257+147-254=414-(244-167)=802+(958-587)=201-68=455×8-400=925-34+959=465+384=486-(322+95)=351+969-296=951+281×2=92+(489-388)=945-233×4=898-238-229=206×(500-491)=237+28+684=788×(977-971)=565-346-203=910+732+486=32+(994-666)=611+294=419-(207-181)=746-83=347×2=499-82=332-100+83=283+434=379-49×6=271-(581-433)=413-36-195=317-20×5=820-(44+191)=485-83-190=365-177=356×9=850+381=151×4-390=473-(197-43)=490×5=484-438+95=806-224=560-232-160=496-23-109=638-539-16=301-205=175+711+739=235-91-15=143+(171-97)=434×6-68=3/6-1/6=820×(600-592)=875-294-551=398-397+216=369-305+111=577×(873-864)=745-110×4=683-(229-191)=123×8-957=116+252=17+857-369=111-36×3=242-52×4=116×(189-184)=496-391+626=100×6+862=290×(28-25)=17+463-58=81×8=81×9-419=107×(420-412)=648-(616-325)=490-(165-128)=749-40-152=226-72+181=813-(542-367)=434-51×7=445+(405-98)=330+47×8=243-166+50=872-(477-133)=450-(124+48)=425+(491-11)=340-58+214=34+95=616×(350-345)=135+65=697-(712-386)=53×7=400-110=45×8+190=4/8-3/8=855+490=53×9-165=957-440+783=801+(763-430)=167-49×3=277-17×7=231+338+253=25×(385-381)=799×(831-827)=437-29-212=124×8+346=561+197+161=735-(154+112)=490-10×8=500+445+293=711-411=71×7-427=10+(298-63)=591×9-786=308+(384-350)=571×6=23×5-94=454×(99-96)=296+44+406=628+574-636=878+620+183=114+249-235=399+42+34=488-153-188=66+119=232+705-664=440-188=161×5=577-68×2=762-229=62×3-139=476+934+331=202+(417-53)=613×3-336=481+249+19=35×(434-430)=438+124=73×6+397=483+(446-245)=418-202+25=15×7+100=571-250=856+886-461=660-488+868=360+229+363=389+(762-718)=979+916+623=284+55=93+229+59=58×4=493+40×5=751×(824-820)=975-(612+251)=637×(558-554)=143×9-189=437-26×5=698×(935-931)=29×5+170=354-(307-295)=717-265×2=188-104+192=123-56=882+(975-57)=89×5+296=557+81+68=661-468-86=838×9=215+101+134=810+(829-182)=441-289+145=78+640-512=425+87×4=532+777+179=191×2=175-53=32×9=116-28×4=740-(343+357)=294+187-52=107+253-231=36+120-51=120×(285-278)=38×6=597-(30+478)=217×5=522-83-323=704-67×8=460×2-743=462-(23+289)=600×(573-567)=268×2-205=147+190=490-234-161=364+(375-67)=41-(76-62)=307-41×6=416-(910-661)=203-21=744+(609-135)=145+177=130×2-114=861-259×2=465-(219-142)=463+401-97=119+238-33=320-(308-41)=267-76×2=718×9-874=547×5-364=211-(56-19)=282×9-875=454+493-832=96+467=438-100×2=380-79-287=360+108×3=99-95+111=730-(298+60)=970-152+931=85-34=471+41×9=38×8+228=4/7+2/7=26×7=400-11×3=53×(427-424)=466-381+505=418-(266+66)=212+(468-396)=918+30×3=192+153=199-90+465=49×8=330-(69+177)=357-75-39=118×(478-472)=82+942-287=166×(151-145)=31×5=439-(23+166)=805×(841-832)=273+887-463=489-(113+187)=805-(47+525)=157×(147-142)=515-21=87×3=841+48+273=772-(325+94)=236×5=417-279-37=52+110×7=310+143+337=792-(139+189)=221+82-118=852+461+863=79+(360-224)=881-85+310=481-(336-301)=109×9-411=248+(280-29)=946-149×4=188×(142-138)=603-210=10+(988-678)=46×5=2/8+4/8=737+937+412=413-88=941+(865-359)=664-(367+241)=90+66=230+77-20=1/6+4/6=147-11×5=110+741-189=164+166=15×(301-292)=258+(427-16)=229-(49+39)=131×6+976=279-131+99=29×2=166-16×7=167-(963-840)=980+275+325=33+(602-267)=133+183-13=181+746-916=5/7-1/7=457+(674-617)=689-265+607=2/7+4/7=477-(428-30)=276-(66+191)=28×(159-156)=457-71-218=54+60×5=176+120=476-(134+319)=161×(877-868)=863×9-383=304+73+213=436×(555-552)=119+283=327-(128+169)=118×7-404=868+145+546=593+409-667=995+552-518=434×6-995=892-(729+46)=717+60+25=439-83=593-108×2=198×(111-106)=103-(314-306)=864-80-207=342+388×2=384+47-224=111-18×4=792-728+726=450+(356-245)=578-313-194=287-(365-205)=343-325+329=809-(869-539)=365-41×2=521×6=281-179-62=460-16×3=465+107+41=142×(150-143)=161+327-413=401-264-100=202+46=23+(365-18)=797+(355-293)=856-231+148=48×5=297-(79+89)=63-(212-150)=429-41×8=122-15+241=176+234×2=459-252-154=393-80×2=219-12-132=324-307=143×3-39=493+750+787=295-178+356=216+385+791=372-58×3=55-49+326=974-75×8=668-129+283=26+408-53=575-335=524-287=391-145=490+988-234=533×4-825=97-28+42=135+295+230=630×3=413×2-395=301+380=798×6=210×3=481×6-574=123-(48+40)=57+206=161×6-371=677×4=384-307+231=168+301=415-89-302=421-(329+10)=285×5-700=337-17-187=475-437=46×9=895-29×8=20+434+81=907-157=479-(697-505)=251-(53+98)=188×8=302×3-158=231+192-265=494-(209+137)=524+(936-264)=159×3+151=644-(359-340)=492-(65+137)=146+436+365=139×2+141=479-287=458-145+814=329-83×2=408-(79+98)=54+254+648=272+203=944-814+305=87×(169-162)=37×(224-217)=58-38=591-(382-76)=3/8+2/8=4/9-3/9=424-223-85=252+137=439+317=1/7+3/7=746×(221-214)=830-327=465-372+849=466+(606-337)=780-29×2=918-(73+724)=153+202-143=983-(50+730)=622×5-295=190×5-759=35+129-75=104×(402-394)=872-835=664-31-480=864-431-110=966-(479-204)=530+984+669=580+71+111=476-(233-99)=369-173-103=496+104+229=185+117×2=270+271=835-47×3=232-22+19=911-823-75=873-(580+260)=131×4+106=485×2-444=92+111×9=858×8-787=889-413+905=103×(384-377)=420×3-642=1/5+4/5=914-(744-202)=500-272+903=640-(350-162)=189×8-762=386-195-11=836-78+273=177×3+903=81+234-215=341-54=340-200=429+464+117=250+(673-547)=190-96=228×(114-110)=782-178-517=693+(454-434)=308+(420-192)=269-101+173=233+51=514+295+161=285+118×5=293+113×5=34×(448-440)=429+35×6=72×5=303-58+106=871+396-937=374-(413-408)=143×3+134=877-199=261+122+410=180+196=843-87-476=88×(276-271)=88×(385-379)=2/4-1/4=312-18-104=681+832+342=318×9=976-341×2=52-(167-117)=912-174-90=412-(35+205)=338+242=374-(999-783)=24×(654-650)=126×(284-278)=232-54-31=158×4=347×2-548=240+152-192=924×4=165+50-141=805×7=254-145=128×5-581=389×2=677+(869-551)=521+442-57=174-(61+77)=517+413-698=198+145=70×5-184=457+(23-21)=849+776-740=422-143×2=166+255=88×8=174+89×5=420×2=163×6-228=773×8-860=8/10-2/10=337+32-223=218-158=404+41×5=521+433+262=276-240=454-(409-127)=408+24-137=892-(422+469)=400-195×2=66+350=789-299+447=520×3-753=780×5-669=116+371-154=456+363=147-(83+49)=978×4=338-110-19=711×(780-775)=366-(152-93)=152+271-399=134-(424-306)=491-40×5=194+152-26=600-321+888=483+440=413-(34+19)=121+61×7=247+(342-32)=108+337=837-(309+254)=415-335+105=5/10-3/10=230+495-339=1/4+2/4=260-153=371-213=285+80=83×6+752=414-30×5=746-(234-11)=75×(407-398)=72+126=28×7=232+98=93+268-333=275+(471-420)=100+378=906-858+506=15×8+698=48×(258-252)=161+16×8=66+(462-142)=471-25×8=690-60×6=297-(363-284)=350-300=187×5=584×4-868=286×3+205=873+(371-299)=840×5-546=775-103-365=465+687-892=17+(404-34)=844-241-213=161-(494-466)=200-190=7/9+2/9=269-(417-226)=250-162=670×7-757=537+279+147=990+21+987=778-89×5=205×(381-378)=384-(160+122)=80×5=774+708=23×(269-264)=111×(420-417)=470×2-863=939+844=696-(38+413)=317-(144+152)=975-(569+41)=597-584=594+363=589-195+579=325-11=83×6=399-386+447=472-(32+370)=288+105=464-11×3=256-64+152=2/3-1/3=434×(411-405)=885-123×5=444-(80+335)=904×6=297+162-365=785-(346+285)=3/8+4/8=970+564=182×3-396=500+87×3=970+(371-148)=66×6+173=274×3-637=730-231×3=649-(86+551)=297+140+337=198+80=737-411-265=561-43×8=169+48+489=755+327-64=435-(492-485)=123×(217-214)=182×3=59+353-163=296+245+122=379-(868-722)=420+152-306=279+171=333-(145+88)=373+(152-144)=421+(852-660)=322×(208-204)=143+469=21×(996-988)=242+(496-386)=44×3+942=584+127×6=119×5-510=744-132-239=147×(157-148)=496-10-183=501-193=30+309-94=798+794=16×9=777×(734-730)=431×(47-40)=181×7=902+975+311=114-28+52=638-(705-226)=923-486=110+98-193=391-355+202=21+62=954+218×4=29×(17-12)=316+(386-109)=999+94×7=244×2+751=136+337+18=279+86×2=357-14=292+(410-160)=465-373-82=715×5-74=208+421+321=819-449+101=971-446=71+(361-31)=177-160=872+31+69=865×5=459-(456-107)=34×4+385=529×3=110+48=180-(409-270)=936-119-764=300+51=888-28-202=85+318=174+87=705-(79+66)=81+674+965=131+173+61=317-137=469-136=422+(439-200)=290×2+747=273×2=487-378=779-198+145=332+218+242=245×3-509=342-251-34=97×5=279-(102+127)=參考答案6/9+3/9=1780-475-246=59821+(779-427)=1173907×7=6349678+122=800323×(360-357)=96985-67+112=130893-(896-132)=129908-191=717541-465=7668×3+443=647640-583+262=319223+154-260=117392-380=12805+(577-187)=1195695-(443-385)=63773×2=146151×4-237=367247-182+387=452163+879=1042243+117-309=51327×2-470=184210-19-115=76745+(374-263)=856472+689+920=2081218-(303-215)=130380-(225+49)=106312-15×3=267729-278-242=209995-(414+162)=419291-(163-149)=277775-12×4=727185+97=282393-163-95=135477+237+89=8034/8+2/8=6/8148×5-173=567186×2+413=785203+259=462610+114×5=1180316×8=2528686-116×3=338397-131×2=135124-(188-105)=41498-435+193=256998-(409+402)=187706+918-71=1553118×5=590457-(136+110)=211480-166-69=245382-201-63=118646-137×2=372807×4-872=235683×(442-439)=249789-(505-415)=699567-239-37=291292+29×3=379440-(244-126)=32271×7-265=232272+95+24=391211+(298-191)=318845×7=5915109×(409-406)=327428+(478-306)=60032+460-328=164314-10×9=224292×2=5843/8-1/8=2/836×5=180903-(978-220)=145213×4-478=374725+545-659=611360-50-194=116992-(736-144)=40096×(18-11)=6723/5-1/5=2/5558×(809-801)=4464145-36×2=73429-(430-187)=186131+519+613=1263227-64=163762-(592+119)=51230×4+992=1912788-513+12=28776+358-53=381387-294=93390+91×8=1118174-(964-834)=44107×8-432=424951+49-652=348382-(284+48)=50344×7=2408184-179+441=44664×8+166=678133+94=227176-100+33=109861×2=1722191×4+200=964164×3=492143-(152-71)=62471-197-217=57173-11×3=140931-(828-293)=396130+(407-136)=40171+174×3=593265-230=35364+(635-269)=730321-105×3=6143×6+686=15444/6-1/6=3/6258+(387-49)=596326-102=224176×2=352465-61-52=352396-(59+119)=218443-14×5=373333+(262-12)=583165+453+286=904430-78=35262+(632-174)=52076-20×2=3676+(177-74)=179893+816-487=12223/6-2/6=1/6474-126+32=380383-260+38=161661+836+217=1714800+670+679=2149355-26×3=277292+678+91=1061215×4-710=150374-22=352119×4+519=995123×(17-10)=861628-(18+270)=340127-(18+38)=71701-(872-770)=599414-(291-198)=321227×2-171=283138+265=403555-138×2=279494-304-75=115799-323+96=572642-(95+541)=6500+(314-145)=669843-515-11=317590-(249+283)=58303+(895-842)=356423×2+516=1362237+137×5=922257+147-254=150414-(244-167)=337802+(958-587)=1173201-68=133455×8-400=3240925-34+959=1850465+384=849486-(322+95)=69351+969-296=1024951+281×2=151392+(489-388)=193945-233×4=13898-238-229=431206×(500-491)=1854237+28+684=949788×(977-971)=4728565-346-203=16910+732+486=212832+(994-666)=360611+294=905419-(207-181)=393746-83=663347×2=694499-82=417332-100+83=315283+434=717379-49×6=85271-(581-433)=123413-36-195=182317-20×5=217820-(44+191)=585485-83-190=212365-177=188356×9=3204850+381=1231151×4-390=214473-(197-43)=319490×5=2450484-438+95=141806-224=582560-232-160=168496-23-109=364638-539-16=83301-205=96175+711+739=1625235-91-15=129143+(171-97)=217434×6-68=25363/6-1/6=2/6820×(600-592)=6560875-294-551=30398-397+216=217369-305+111=175577×(873-864)=5193745-110×4=305683-(229-191)=645123×8-957=27116+252=36817+857-369=505111-36×3=3242-52×4=34116×(189-184)=580496-391+626=731100×6+862=1462290×(28-25)=87017+463-58=42281×8=64881×9-419=310107×(420-412)=856648-(616-325)=357490-(165-128)=453749-40-152=557226-72+181=335813-(542-367)=638434-51×7=77445+(405-98)=752330+47×8=706243-166+50=127872-(477-133)=528450-(124+48)=278425+(491-11)=905340-58+214=49634+95=129616×(350-345)=3080135+65=200697-(712-386)=37153×7=371400-110=29045×8+190=5504/8-3/8=1/8855+490=134553×9-165=312957-440+783=1300801+(763-430)=1134167-49×3=20277-17×7=158231+338+253=82225×(385-381)=100799×(831-827)=3196437-29-212=196124×8+346=1338561+197+161=919735-(154+112)=469490-10×8=410500+445+293=1238711-411=30071×7-427=7010+(298-63)=245591×9-786=4533308+(384-350)=342571×6=342623×5-94=21454×(99-96)=1362296+44+406=746628+574-636=566878+620+183=1681114+249-235=128399+42+34=475488-153-188=14766+119=185232+705-664=273440-188=252161×5=805577-68×2=441762-229=53362×3-139=47476+934+331=1741202+(417-53)=566613×3-336=1503481+249+19=74935×(434-430)=140438+124=56273×6+397=835483+(446-245)=684418-202+25=24115×7+100=205571-250=321856+886-461=1281660-488+868=1040360+229+363=952389+(762-718)=433979+916+623=2518284+55=33993+229+59=38158×4=232493+40×5=693751×(824-820)=3004975-(612+251)=112637×(558-554)=2548143×9-189=1098437-26×5=307698×(935-931)=279229×5+170=315354-(307-295)=342717-265×2=187188-104+192=276123-56=67882+(975-57)=180089×5+296=741557+81+68=706661-468-86=107838×9=7542215+101+134=450810+(829-182)=1457441-289+145=29778+640-512=206425+87×4=773532+777+179=1488191×2=382175-53=12232×9=288116-28×4=4740-(343+357)=40294+187-52=429107+253-231=12936+120-51=105120×(285-278)=84038×6=228597-(30+478)=89217×5=1085522-83-323=116704-67×8=168460×2-743=177462-(23+289)=150600×(573-567)=3600268×2-205=331147+190=337490-234-161=95364+(375-67)=67241-(76-62)=27307-41×6=61416-(910-661)=167203-21=182744+(609-135)=1218145+177=322130×2-114=146861-259×2=343465-(219-142)=388463+401-97=767119+238-33=324320-(308-41)=53267-76×2=115718×9-874=5588547×5-364=2371211-(56-19)=174282×9-875=1663454+493-832=11596+467=563438-100×2=238380-79-287=14360+108×3=68499-95+111=115730-(298+60)=372970-152+931=174985-34=51471+41×9=84038×8+228=5324/7+2/7=6/726×7=182400-11×3=36753×(427-424)=159466-381+505=590418-(266+66)=86212+(468-396)=284918+30×3=1008192+153=345199-90+465=57449×8=392330-(69+177)=84357-75-39=243118×(478-472)=70882+942-287=737166×(151-145)=99631×5=155439-(23+166)=250805×(841-832)=7245273+887-463=697489-(113+187)=189805-(47+525)=233157×(147-142)=785515-21=49487×3=261841+48+273=1162772-(325+94)=353236×5=1180417-279-37=10152+110×7=822310+143+337=790792-(139+189)=464221+82-118=185852+461+863=217679+(360-224)=215881-85+310=1106481-(336-301)=446109×9-411=570248+(280-29)=499946-149×4=350188×(142-138)=752603-210=39310+(988-678)=32046×5=2302/8+4/8=6/8737+937+412=2086413-88=325941+(865-359)=1447664-(367+241)=5690+66=156230+77-20=2871/6+4/6=5/6147-11×5=92110+741-189=662164+166=33015×(301-292)=135258+(427-16)=669229-(49+39)=141131×6+976=1762279-131+99=24729×2=58166-16×7=54167-(963-840)=44980+275+325=158033+(602-267)=368133+183-13=303181+746-916=115/7-1/7=4/7457+(674-617)=514689-265+607=10312/7+4/7=6/7477-(428-30)=79276-(66+191)=1928×(159-156)=84457-71-218=16854+60×5=354176+120=296476-(134+319)=23161×(877-868)=1449863×9-383=7384304+73+213=590436×(555-552)=1308119+283=402327-(128+169)=30118×7-404=422868+145+546=1559593+409-667=335995+552-518=1029434×6-995=1609892-(729+46)=117717+60+25=802439-83=356593-108×2=377198×(111-106)=990103-(314-306)=95864-80-207=577342+388×2=1118384+47-224=207111-18×4=39792-728+726=790450+(356-245)=561578-313-194=71287-(365-205)=127343-325+329=347809-(869-539)=479365-41×2=283521×6=3126281-179-62=40460-16×3=412465+107+41=613142×(150-143)=994161+327-413=75401-264-100=37202+46=24823+(365-18)=370797+(355-293)=859856-231+148=77348×5=240297-(79+89)=12963-(212-150)=1429-41×8=101122-15+241=348176+234×2=644459-252-154=53393-80×2=233219-12-132=75324-307=17143×3-39=390493+750+787=2030295-178+356=473216+385+791=1392372-58×3=19855-49+326=332974-75×8=374668-129+283=82226+408-53=381575-335=240524-287=237391-145=246490+988-234=1244533×4-825=130797-28+42=111135+295+230=660630×3=1890413×2-395=431301+380=681798×6=4788210×3=630481×6-574=2312123-(48+40)=3557+206=263161×6-371=595677×4=2708384-307+231=308168+301=469415-89-302=24421-(329+10)=82285×5-700=725337-17-187=133475-437=3846×9=414895-29×8=66320+434+81=535907-157=750479-(697-505)=287251-(53+98)=100188×8=1504302×3-158=748231+192-265=158494-(209+137)=148524+(936-264)=1196159×3+151=628644-(359-340)=625492-(65+137)=290146+436+365=947139×2+141=419479-287=192458-145+814=1127329-83×2=163408-(79+98)=23154+254+648=956272+203=475944-814+305=43587×(169-162)=60937×(224-217)=25958-38=20591-(382-76)=2853/8+2/8=5/84/9-3/9=1/9424-223-85=116252+137=389439+317=7561/7+3/7=4/7746×(221-214)=5222830-327=503465-372+849=942466+(606-337)=735780-29×2=722918-(73+724)=121153+202-143=212983-(50+730)=203622×5-295=2815190×5-759=19135+129-75=89104×(402-394)=832872-835=37664-31-480=153864-431-110=323966-(479-204)=691530+984+669=2183580+71+111=762476-(233-99)=342369-173-103=93496+104+229=829185+117×2=419270+271=541835-47×3=694232-22+19=229911-823-75=13873-(580+260)=33131×4+106=630485×2-444=52692+111×9=1091858×8-787=6077889-413+905=1381103×(384-377)=721420×3-642=6181/5+4/5=1914-(744-202)=372500-272+903=1131640-(350-162)=452189×8-762=750386-195-11=180836-78+273=1031177×3+903=143481+234-215=100341-54=287340-200=140429+464+117=1010250+(673-547)=376190-96=94228×(114-110)=912782-178-517=87693+(454-434)=713308+(420-192)=536269-101+173=341233+51=284514+295+161=970285+118×5=875293+113×5=85834×(448-440)=272429+35×6=63972×5=360303-58+106=351871+396-937=330374-(413-408)=369143×3+134=563877-199=678261+122+410=793180+196=376843-87-476=28088×(276-271)=44088×(385-379)=5282/4-1/4=1/4312-18-104=190681+832+342=1855318×9=2862976-341×2=29452-(167-117)=2912-174-90=648412-(35+205)=172338+242=580374-(999-783)=15824×(654-650)=96126×(284-278)=756232-54-31=147158×4=632347×2-548=146240+152-192=200924×4=3696165+50-141=74805×7=5635254-145=109128×5-581=59389×2=778677+(869-551)=995521+442-57=906174-(61+77)=36517+413-698=232198+145=34370×5-184=166457+(23-21)=459849+776-740=885422-143×2=136166+255=42188×8=704174+89×5=619420×2=840163×6-228=750773×8-860=53248/10-2/10=6/10337+32-223=146218-158=60404+41×5=609521+433+262=1216276-240=36454-(409-127)=172408+24-137=295892-(422+469)=1400-195×2=1066+350=416789-299+447=937520×3-753=807780×5-669=3231116+371-154=333456+363=819147-(83+49)=15978×4=3912338-110-19=209711×(780-775)=3555366-(152-93)=307152+271-399=24134-(424-306)=16491-40×5=291194+152-26=320600-321+888=1167483+440=923413-(34+19)=360121+61×7=548247+(342-32)=557108+337=445837-(309+254)=274415-335+105=1855/10-3/10=2/10230+495-339=3861/4+2/4=3/4260-153=107371-213=158285+80=36583×6+752=1250414-30×5=264746-(234