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419+433-726=543-448+290=253+190=959-(191+275)=36×3+320=134-43×2=1/7+5/7=329-(145+137)=86+36=893+300+332=399+780-464=913+317=814-212=2/7+3/7=333-(251+32)=201+822=633-(703-518)=472-349+51=845×5=469×2-237=125×4=807-274+943=825+439+19=484-394=231+65=844×(544-540)=152×3=803+306+185=625-84×7=428-(14+297)=326×(193-187)=128+39=92×(279-270)=265+103=439+(294-154)=359-215-119=674-(897-792)=666×(901-897)=690+340-324=199-(283-108)=309+(339-272)=288+632+75=197-(16+145)=673-(634-53)=75+378=419×7-837=496-10-294=372-(112+222)=870-184=784×(625-616)=432×5=178-146=915-723=250+521+88=978+358+135=478×4-211=396+53×4=444-(72+40)=953×3=197×2-305=666+889-603=191+527+385=343-220+874=75+420=85+(223-205)=571+850+820=191+878+138=411-167+255=427+(442-430)=239+18-208=154-104+714=243-60-22=681×7-737=267-183=330+130=6/8-1/8=199×(497-493)=740-148×4=305-300+470=351-56=649+124=491-(396-290)=488-351+39=3/4-1/4=93-(218-145)=845-670-171=192+(217-125)=759+447-847=443×(707-698)=787-441-228=168-(409-306)=392-49×8=55×(101-95)=94×(214-205)=488×2-612=21×(497-493)=363×2-18=285×3-731=107+(81-77)=243+237-380=186×5-499=873×5=180+922+465=271×3-480=340+214=711+(931-895)=944-130×3=469-19×2=12×9=881+643+83=197×3=793+68×3=572+296-229=911-(332-104)=395-63=862-(406-125)=528+160×2=778-606=95+157=129+283-204=55×(347-343)=847×2-18=297+(679-552)=289+15-167=842-49=833+838+451=794-(376+257)=716-(152+125)=37×6=220+72=255-154=986×(65-58)=210×7=345-163=248+(290-53)=200-(70+67)=687×6=352-128-162=778×7-406=291-64=441-210=257×(408-403)=295-31×2=66×5+149=281×3+41=213×4-91=484-344+226=899×(153-148)=224-180+57=412+892+691=359×2-131=81+373-390=386×(253-248)=909-571+872=163×6-448=170+(309-30)=618-265-136=472-157=40+(330-314)=581-71=170+795=236+249-279=260×2+417=51-(457-416)=344-(134+50)=474+111×8=438×2=919+625+447=946+530=173-143=376-13-14=18×2+290=27×8+18=374-(128+182)=961+348-842=90×8=427-36×7=96×(141-136)=576+58×4=448-267-81=57×5=474-108-245=885-(534-277)=285-(219-93)=964+(591-128)=805-156=839-210=109×7=898×3-404=2/4-1/4=388-112=344-136-49=932-330+867=220-(430-284)=103+73+232=383+102×7=353+32×8=456-(114+205)=416-237=694-(227-146)=116×5=137×6-161=314×2=682+(837-79)=423×2=755-207+569=13+56-56=976+964+280=385-(993-736)=125+333=144×2=56+370-138=996-564-253=763+709+312=391+790+593=89+256+650=545+133+224=650×3-418=17+396-46=312+234+450=455-(232-74)=437-(107+19)=466-365+147=332+95-421=382+764+161=492-(252+99)=387-19×6=355+32+609=498+634-298=452-354+204=354×2-498=163+(481-386)=129+(406-122)=643-503-103=735-(671-504)=265-(107+145)=359-18-181=573+(895-162)=152-(379-319)=431-226+185=104×3+429=106+484-204=218+559=867+(407-232)=349+84-224=890-42×4=983+496-640=222×4=304-(570-457)=897-(614+245)=755-167×3=99×6+408=26+65×4=875×5=827×8=119+(209-72)=467-18-364=346-104-126=943-(440+166)=173+499+85=274×2+861=225+328+680=79×(63-59)=436+30-199=866-(388+411)=643+70×6=146×6-547=222+254×2=236×7-515=446-104-298=775-(469+237)=757-(290-23)=959-(215+449)=141+44=183+484=80×(703-696)=981-68=260-220+386=280+89=427-(37+308)=234-31+948=152×5-75=868-117×2=475×6-787=416-113=175+87=242+33+603=36+250-273=474-(461-406)=697-(543-189)=128×(139-136)=257-78+236=426-204=204+(441-125)=856-573-112=429-292-15=148+446+386=167-13×6=927-(10+358)=164×5-473=334-34=554×(560-557)=216-38×4=478+(442-202)=857-90×9=156×6-550=51×(228-221)=364-154=655+877-568=485×4=97+371=3/5+2/5=860-307-232=417×(528-519)=980+(279-34)=2/8+3/8=209+46+495=462-30×5=489-12×7=296×(110-107)=134×(304-297)=884-730+685=489+216×4=312+(329-141)=577+672-185=730-479=195-(366-273)=181-(625-550)=53+131×5=359-170+966=18+(275-46)=887-(103-50)=235+118=175+22-36=556-(24+123)=321×2=939×7=222-79+549=294×(385-382)=602×8=326-(407-375)=74+959-244=987-728-28=44×2-44=57×(373-370)=823×6-911=186+166-134=60+686+35=475+895+632=666-352+195=754-(26+493)=119+66-84=128+26-110=404-78×4=315-201=230+148=348-55-292=61+943-490=493-345=926+840+545=819-(830-364)=474+(410-27)=41+209=432-(137-37)=69×(362-356)=908-(713-526)=441-99×2=659-153-390=912-(274+188)=517+224-47=688+109×6=271+295×2=743×2-19=306+721-678=407+283+215=53+(928-269)=204-13×7=493-(435-350)=29+(292-240)=84+159=333-28×4=228×3-65=12×6=882-100×8=305+482=3/6-1/6=221+240+471=298×(912-906)=1/7+4/7=758-387=674-(705-210)=912-23-590=28×2+459=470-301-149=692+(143-78)=422-207+796=397-(795-513)=597-11-449=161-(979-895)=975+330-181=261+98=609-305+914=236+668+901=415+72-55=492-178-19=734+249+15=326-103×3=328×2-436=947+(965-238)=200-32+283=266-223+434=542+(860-808)=913-166-182=371-138×2=411-328=400-201-66=957×4=2/6+3/6=275-(460-375)=125×2+212=684+836-580=803-16×9=505-(534-436)=902-(141+616)=125×5=179-(29-26)=50×5+218=577-(196+182)=102+(471-217)=2/9+7/9=927-622-144=264×(76-73)=172+(525-273)=193-36×5=717-238×2=445-(293+92)=280-(64+155)=264×2=50-(535-532)=244-(150-66)=151×3+316=577×(441-434)=392-(65+210)=156×(117-113)=142+588+41=787-332-393=696-507+215=254+40+426=399-21×2=620-526-67=925-(166+666)=179×3-18=385-110-17=649-106×2=903×5=444-52-358=227+(485-49)=827×6=129-(369-352)=318+267=614-224×2=944+(484-312)=236+171-400=147+(472-350)=205×4-227=493×8=315-194+75=327×3+972=63+151=440-62=38×3+83=481-451+333=102+472+424=467-60=130×(470-466)=300×(401-396)=62×6-177=495+212=219+199+369=77+121=206-(51+106)=290+101+566=236-90+322=799-214=824-612+510=15×4=31×(136-129)=795-297+865=305+579=201-117-22=408-24×6=357-144×2=976×(219-211)=947-(331+83)=449-105-83=284-169+640=357-(275-152)=367+103=391-100-132=702-12×6=393-(433-184)=605+(806-11)=361+128-74=316+(167-27)=146×3+901=824-140-392=796-396-235=216+(260-49)=77×2+386=248×2=651-267=64+307=1/7+2/7=170+146=943-188×4=271+391=473-(20+266)=480-399+355=75+635+471=636+609-972=355+31-109=729+(370-179)=565×7-37=332-94×3=2/5-1/5=325-49×3=46-31=87+(680-94)=747-117×4=224×2-166=221+223×2=388+70×4=953-(214+471)=660-(121+452)=300×2+223=304×9-461=103×3+153=194+251+439=249×3+535=304-287+425=638×5-224=278-75+769=975-(209+708)=273+206-120=424-183+691=777-68+952=211×6-862=475-82=317-(430-251)=978-588+966=167×8-135=643+(495-462)=88+50=997+(621-417)=500-(130+206)=381-302=669-115×5=52+(737-332)=386-345-27=271+171-292=437×(866-858)=948-131×2=807-(440+97)=969-81-481=163+(858-176)=701+777+894=484-(100+227)=883+233=408+282+641=476-303=376-275=168×7-889=348-126×2=833-(18+78)=229+163=173+138-132=114+333=394-(144-30)=194+27×9=487-127×3=759-271=13+178+598=785-545=96+209=321+(436-248)=378-109×2=55+270-54=420-(136-60)=48×7+173=90×(314-306)=769-17-84=424-(164+231)=457×8=570×(919-910)=775-(163+539)=751+(611-547)=45+197=952-242-704=29+305-201=114×7-649=135+293-423=234+(181-36)=258×2=189+273=4/10-3/10=455-25-49=908-518=309-102-65=89×6-524=851×(186-180)=221×4-474=457×9=462+135=436-57×7=459-352=469-356-102=588-495=166-76+196=307×3=661-629=130×4=752-382=470-219=4/8-1/8=469×2-288=675-(344+277)=475-(81+226)=451+815+834=241+841-854=365-42×6=944-(647-492)=699×9-135=494-414=557+(850-798)=469×2-425=642+28+72=3/6-2/6=420-(44+270)=255+930=177-34+174=351-(93+198)=488-31+787=282-273+108=128×(791-783)=421-293=891-(877-841)=318+67×6=248+78=914+(652-133)=205+40-141=67+(187-60)=658+955-846=235-23×9=159+242+271=982+534+803=829-538=44+84×4=3/10+2/10=428+75+296=274+11-91=104×2=117+51×3=31×3+178=485-185-77=346+69=172+513=631+633-865=569×(695-692)=791-575+133=588-65×6=72+170=291+62=104×3=155×6-818=479-53-15=117×8=57×(622-619)=869-(355-315)=388-(33+93)=966×(983-977)=929-(172+310)=395-244=56×6+775=169×(31-28)=520-(211+208)=506+950=146+272-211=171+(550-280)=234-(268-150)=235-12×2=256+(445-167)=108×(216-212)=777×8=280×(33-28)=552-71×4=532-380+46=820+19×5=110×5=355+499=872+272=14+53+736=57×(385-377)=458×(80-76)=352-316=271×2=13×(394-390)=351-260-34=658-334+74=791×(158-154)=410-247+157=280+(373-164)=428-(24+269)=251-(381-252)=152+597-78=484-68×3=479+(420-223)=364×2-501=191-(49-25)=725×2-357=804-611-13=575+443-766=320-(333-318)=279+79=277-125×2=898-(414-329)=183×5+264=373-50-48=279-(395-352)=405-273=763×8=927-806+810=5/9+4/9=201-26×6=390-34-192=471-141+62=940-(572-422)=281×2+634=40+344+374=490-(188-99)=150×2-164=961-214-460=4/7+2/7=71×(254-251)=226×(646-639)=320+120×3=333+197+188=220-160+111=805-508-281=4/7-2/7=706×4-147=288-193=28+324-163=347×(401-398)=638+419-649=84+21+320=24×2=495-236=795×8-269=480-241-167=76×5+339=541-(204-20)=367+655+951=514-(889-432)=521-249-23=63+69×4=146×(269-264)=239-(105-50)=472-420+205=1/9+4/9=339-273=772-16-290=83+154+595=261+(995-364)=238-(429-227)=498-77-114=681-(398+77)=203+(379-57)=928×5=295-40+236=195+916=558×8-325=183×5-711=376+367+78=403-73+64=223-(48+54)=436-431+420=337-239=321×2+29=27×6+737=849-673+437=491-(206+105)=292+(566-410)=437-42×8=176×2-207=479-17×5=143+200×3=472-29×7=550+43×5=161+70×7=160×4=308+288+324=128×4=390+89×8=809-251×3=5/8-2/8=63+373×2=171+109×6=69+140-72=364-(33+213)=103×5=216+627+353=698×7=418-334+57=5/10-1/10=17×3=404-313+73=126×(973-966)=229×2+300=244×3+49=304-156+111=472-161+172=817×5-814=226×6=228-106×2=118×(189-182)=132×3=330-92×3=145×5=3/7-1/7=887+516-978=459+(165-154)=61+180×3=436-140×2=194×2-258=264×(264-257)=301+(490-279)=416×7-409=369-(141+172)=695+(494-78)=129×(52-47)=117×6-97=670-359=897×7=306+76=96×(109-105)=186+988-711=109×(347-343)=254×2=871-306-512=629+444+648=112×2=449+909-672=493-87×5=555-(818-529)=378-33×3=649-(102+383)=994-(409+69)=107×6-373=336+98=415-164=392+71=184+(97-91)=366-144-158=452-(118+127)=参考答案419+433-726=126543-448+290=385253+190=443959-(191+275)=49336×3+320=428134-43×2=481/7+5/7=6/7329-(145+137)=4786+36=122893+300+332=1525399+780-464=715913+317=1230814-212=6022/7+3/7=5/7333-(251+32)=50201+822=1023633-(703-518)=448472-349+51=174845×5=4225469×2-237=701125×4=500807-274+943=1476825+439+19=1283484-394=90231+65=296844×(544-540)=3376152×3=456803+306+185=1294625-84×7=37428-(14+297)=117326×(193-187)=1956128+39=16792×(279-270)=828265+103=368439+(294-154)=579359-215-119=25674-(897-792)=569666×(901-897)=2664690+340-324=706199-(283-108)=24309+(339-272)=376288+632+75=995197-(16+145)=36673-(634-53)=9275+378=453419×7-837=2096496-10-294=192372-(112+222)=38870-184=686784×(625-616)=7056432×5=2160178-146=32915-723=192250+521+88=859978+358+135=1471478×4-211=1701396+53×4=608444-(72+40)=332953×3=2859197×2-305=89666+889-603=952191+527+385=1103343-220+874=99775+420=49585+(223-205)=103571+850+820=2241191+878+138=1207411-167+255=499427+(442-430)=439239+18-208=49154-104+714=764243-60-22=161681×7-737=4030267-183=84330+130=4606/8-1/8=5/8199×(497-493)=796740-148×4=148305-300+470=475351-56=295649+124=773491-(396-290)=385488-351+39=1763/4-1/4=2/493-(218-145)=20845-670-171=4192+(217-125)=284759+447-847=359443×(707-698)=3987787-441-228=118168-(409-306)=65392-49×8=055×(101-95)=33094×(214-205)=846488×2-612=36421×(497-493)=84363×2-18=708285×3-731=124107+(81-77)=111243+237-380=100186×5-499=431873×5=4365180+922+465=1567271×3-480=333340+214=554711+(931-895)=747944-130×3=554469-19×2=43112×9=108881+643+83=1607197×3=591793+68×3=997572+296-229=639911-(332-104)=683395-63=332862-(406-125)=581528+160×2=848778-606=17295+157=252129+283-204=20855×(347-343)=220847×2-18=1676297+(679-552)=424289+15-167=137842-49=793833+838+451=2122794-(376+257)=161716-(152+125)=43937×6=222220+72=292255-154=101986×(65-58)=6902210×7=1470345-163=182248+(290-53)=485200-(70+67)=63687×6=4122352-128-162=62778×7-406=5040291-64=227441-210=231257×(408-403)=1285295-31×2=23366×5+149=479281×3+41=884213×4-91=761484-344+226=366899×(153-148)=4495224-180+57=101412+892+691=1995359×2-131=58781+373-390=64386×(253-248)=1930909-571+872=1210163×6-448=530170+(309-30)=449618-265-136=217472-157=31540+(330-314)=56581-71=510170+795=965236+249-279=206260×2+417=93751-(457-416)=10344-(134+50)=160474+111×8=1362438×2=876919+625+447=1991946+530=1476173-143=30376-13-14=34918×2+290=32627×8+18=234374-(128+182)=64961+348-842=46790×8=720427-36×7=17596×(141-136)=480576+58×4=808448-267-81=10057×5=285474-108-245=121885-(534-277)=628285-(219-93)=159964+(591-128)=1427805-156=649839-210=629109×7=763898×3-404=22902/4-1/4=1/4388-112=276344-136-49=159932-330+867=1469220-(430-284)=74103+73+232=408383+102×7=1097353+32×8=609456-(114+205)=137416-237=179694-(227-146)=613116×5=580137×6-161=661314×2=628682+(837-79)=1440423×2=846755-207+569=111713+56-56=13976+964+280=2220385-(993-736)=128125+333=458144×2=28856+370-138=288996-564-253=179763+709+312=1784391+790+593=177489+256+650=995545+133+224=902650×3-418=153217+396-46=367312+234+450=996455-(232-74)=297437-(107+19)=311466-365+147=248332+95-421=6382+764+161=1307492-(252+99)=141387-19×6=273355+32+609=996498+634-298=834452-354+204=302354×2-498=210163+(481-386)=258129+(406-122)=413643-503-103=37735-(671-504)=568265-(107+145)=13359-18-181=160573+(895-162)=1306152-(379-319)=92431-226+185=390104×3+429=741106+484-204=386218+559=777867+(407-232)=1042349+84-224=209890-42×4=722983+496-640=839222×4=888304-(570-457)=191897-(614+245)=38755-167×3=25499×6+408=100226+65×4=286875×5=4375827×8=6616119+(209-72)=256467-18-364=85346-104-126=116943-(440+166)=337173+499+85=757274×2+861=1409225+328+680=123379×(63-59)=316436+30-199=267866-(388+411)=67643+70×6=1063146×6-547=329222+254×2=730236×7-515=1137446-104-298=44775-(469+237)=69757-(290-23)=490959-(215+449)=295141+44=185183+484=66780×(703-696)=560981-68=913260-220+386=426280+89=369427-(37+308)=82234-31+948=1151152×5-75=685868-117×2=634475×6-787=2063416-113=303175+87=262242+33+603=87836+250-273=13474-(461-406)=419697-(543-189)=343128×(139-136)=384257-78+236=415426-204=222204+(441-125)=520856-573-112=171429-292-15=122148+446+386=980167-13×6=89927-(10+358)=559164×5-473=347334-34=300554×(560-557)=1662216-38×4=64478+(442-202)=718857-90×9=47156×6-550=38651×(228-221)=357364-154=210655+877-568=964485×4=194097+371=4683/5+2/5=1860-307-232=321417×(528-519)=3753980+(279-34)=12252/8+3/8=5/8209+46+495=750462-30×5=312489-12×7=405296×(110-107)=888134×(304-297)=938884-730+685=839489+216×4=1353312+(329-141)=500577+672-185=1064730-479=251195-(366-273)=102181-(625-550)=10653+131×5=708359-170+966=115518+(275-46)=247887-(103-50)=834235+118=353175+22-36=161556-(24+123)=409321×2=642939×7=6573222-79+549=692294×(385-382)=882602×8=4816326-(407-375)=29474+959-244=789987-728-28=23144×2-44=4457×(373-370)=171823×6-911=4027186+166-134=21860+686+35=781475+895+632=2002666-352+195=509754-(26+493)=235119+66-84=101128+26-110=44404-78×4=92315-201=114230+148=378348-55-292=161+943-490=514493-345=148926+840+545=2311819-(830-364)=353474+(410-27)=85741+209=250432-(137-37)=33269×(362-356)=414908-(713-526)=721441-99×2=243659-153-390=116912-(274+188)=450517+224-47=694688+109×6=1342271+295×2=861743×2-19=1467306+721-678=349407+283+215=90553+(928-269)=712204-13×7=113493-(435-350)=40829+(292-240)=8184+159=243333-28×4=221228×3-65=61912×6=72882-100×8=82305+482=7873/6-1/6=2/6221+240+471=932298×(912-906)=17881/7+4/7=5/7758-387=371674-(705-210)=179912-23-590=29928×2+459=515470-301-149=20692+(143-78)=757422-207+796=1011397-(795-513)=115597-11-449=137161-(979-895)=77975+330-181=1124261+98=359609-305+914=1218236+668+901=1805415+72-55=432492-178-19=295734+249+15=998326-103×3=17328×2-436=220947+(965-238)=1674200-32+283=451266-223+434=477542+(860-808)=594913-166-182=565371-138×2=95411-328=83400-201-66=133957×4=38282/6+3/6=5/6275-(460-375)=190125×2+212=462684+836-580=940803-16×9=659505-(534-436)=407902-(141+616)=145125×5=625179-(29-26)=17650×5+218=468577-(196+182)=199102+(471-217)=3562/9+7/9=1927-622-144=161264×(76-73)=792172+(525-273)=424193-36×5=13717-238×2=241445-(293+92)=60280-(64+155)=61264×2=52850-(535-532)=47244-(150-66)=160151×3+316=769577×(441-434)=4039392-(65+210)=117156×(117-113)=624142+588+41=771787-332-393=62696-507+215=404254+40+426=720399-21×2=357620-526-67=27925-(166+666)=93179×3-18=519385-110-17=258649-106×2=437903×5=4515444-52-358=34227+(485-49)=663827×6=4962129-(369-352)=112318+267=585614-224×2=166944+(484-312)=1116236+171-400=7147+(472-350)=269205×4-227=593493×8=3944315-194+75=196327×3+972=195363+151=214440-62=37838×3+83=197481-451+333=363102+472+424=998467-60=407130×(470-466)=520300×(401-396)=150062×6-177=195495+212=707219+199+369=78777+121=198206-(51+106)=49290+101+566=957236-90+322=468799-214=585824-612+510=72215×4=6031×(136-129)=217795-297+865=1363305+579=884201-117-22=62408-24×6=264357-144×2=69976×(219-211)=7808947-(331+83)=533449-105-83=261284-169+640=755357-(275-152)=234367+103=470391-100-132=159702-12×6=630393-(433-184)=144605+(806-11)=1400361+128-74=415316+(167-27)=456146×3+901=1339824-140-392=292796-396-235=165216+(260-49)=42777×2+386=540248×2=496651-267=38464+307=3711/7+2/7=3/7170+146=316943-188×4=191271+391=662473-(20+266)=187480-399+355=43675+635+471=1181636+609-972=273355+31-109=277729+(370-179)=920565×7-37=3918332-94×3=502/5-1/5=1/5325-49×3=17846-31=1587+(680-94)=673747-117×4=279224×2-166=282221+223×2=667388+70×4=668953-(214+471)=268660-(121+452)=87300×2+223=823304×9-461=2275103×3+153=462194+251+439=884249×3+535=1282304-287+425=442638×5-224=2966278-75+769=972975-(209+708)=58273+206-120=359424-183+691=932777-68+952=1661211×6-862=404475-82=393317-(430-251)=138978-588+966=1356167×8-135=1201643+(495-462)=67688+50=138997+(621-417)=1201500-(130+206)=164381-302=79669-115×5=9452+(737-332)=457386-345-27=14271+171-292=150437×(866-858)=3496948-131×2=686807-(440+97)=270969-81-481=407163+(858-176)=845701+777+894=2372484-(100+227)=157883+233=1116408+282+641=1331476-303=173376-275=101168×7-889=287348-126×2=96833-(18+78)=737229+163=392173+138-132=179114+333=447394-(144-30)=280194+27×9=437487-127×3=106759-271=48813+178+598=789785-545=24096+209=305321+(436-248)=509378-109×2=16055+270-54=271420-(136-60)=34448×7+173=50990×(314-306)=720769-17-84=668424-(164+231)=29457×8=3656570×(919-910)=5130775-(163+539)=73751+(611-547)=81545+197=242952-242-704=629+305-201=133114×7-649=149135+293-423=5234+(181-36)=379258×2=516189+273=4624/10-3/10=1/10455-25-49=381908-518=390309-102-65=14289×6-524=10851×(186-180)=5106221×4-474=410457×9=4113462+135=597436-57×7=37459-352=107469-356-102=11588-495=93166-76+196=286307×3=921661-629=32130×4=520752-382=370470-219=2514/8-1/8=3/8469×2-288=650675-(344+277)=54475-(81+226)=168451+815+834=2100241+841-854=228365-42×6=113944-(647-492)=789699×9-135=6156494-414=80557+(850-798)=609469×2-425=513642+28+72=7423/6-2/6=1/6420-(44+270)=106255+930=1185177-34+174=317351-(93+198)=60488-31+787=1244282-273+108=117128×(791-783)=1024421-293=128891-(877-841)=855318+67×6=720248+78=326914+(652-133)=1433205+40-141=10467+(187-60)=194658+955-846=767235-23×9=28159+242+271=672982+534+803=2319829-538=29144+84×4=3803/10+2/10=5/10428+75+296=799274+11-91=194104×2=208117+51×3=27031×3+178=271485-185-77=223346+69=415172+513=685631+633-865=399569×(695-692)=1707791-575+133=349588-65×6=19872+170=242291+62=353104×3=312155×6-818=112479-53-15=411117×8=93657×(622-619)=171869-(355-315)=829388-(33+93)=262966×(983-977)=5796929-(172+310)=447395-244=15156×6+775=1111169×(31-28)=507520-(211+208)=101506+950=1456146+272-211=207171+(550-280)=441234-(268-150)=116235-12×2=211256+(445-167)=534108×(216-212)=432777×8=6216280×(33-28)=1400552-71×4=268532-380+46=198820+19×5=915110×5=550355+499=854872+272=114414+53+736=80357×(385-377)=456458×(80-76)=1832352-316=36271×2=54213×(394-390)=52351-260-34=57658-334+74=398791×(158-154)=31644