三年級數(shù)學(xué)(上)計(jì)算題專項(xiàng)練習(xí)附答案集錦280+645-87=113×4+926=288-(877-660)=860×2-138=18+97=863-232=40+37=91-(469-415)=67×8+92=103+237=185+(309-83)=138-(115+14)=383-18=728-329×2=452-83-41=121+364-166=597-230-84=189+(114-17)=128×(321-312)=260-14+251=151×5=520+503+298=42+52=219+341+119=416×(608-600)=451+599-55=850-153×2=292-87×2=171+87-172=392+37-171=269×2-410=328-(360-258)=188-73-101=423-54-32=147+344=452-(703-644)=208+228-435=50×4-178=139+164+495=556+31-346=623+647-726=408-187-136=280-120-145=922-(268+591)=159+283-258=33+53=871-108×4=96-(806-740)=341-236=143+(382-299)=719+805+242=333-(278-114)=721-172+70=670-316=51×(238-232)=273+53=339-(134-47)=358+74-33=628-(753-643)=1/4+2/4=866-602+961=179×5=273+954=326×(582-578)=602+346-496=3/7-2/7=350×2+904=346+79-251=233+77=446-100-215=397-11+49=373-220=319-104=458-185=255+116+332=450-83-239=296-(470-389)=191+441=957×(181-175)=45+451+968=289×3-36=144+(190-132)=176+279+139=180+145-41=341-240+174=310×3=765-91×3=480-83-146=186×(264-261)=101+233-162=185+187=513-60-158=210×3=163+273+665=24×3+444=657×(809-805)=470-(316+46)=791-144×2=932+914-215=475+123×3=325×5=293×4-487=357-(433-407)=399+685-894=36+260+90=413+240=397-139+37=430+263×3=207+94-209=419-267+404=188-91×2=487+225×2=755-(91+413)=128×7+77=987+579+785=525+275×2=624-142-12=360-(416-208)=386-51×6=90×4-301=409-151-253=396×3=433-361=495×(257-253)=349-82×4=180×4-471=554+(631-71)=186+779=381+536+27=171-138=79+315+328=570-(388-238)=109×7+90=542-58-230=501+436-648=474+(791-321)=869-331×2=863×8=264+73=251×(207-204)=219×4=446-338-30=393+81-60=22×9=484-269=68×(276-267)=21+303+118=375-(441-221)=847×8-878=75+255=311×3+113=126+131-83=536×8=751-594=341-(470-166)=97+390=671-46+681=416-(955-785)=76+275=183×(509-503)=263-111+178=902-(433-329)=338+92=879-615+357=429-54-86=462-190=486-(30+294)=345×7-392=21+567+80=468-17-284=78×(29-21)=220+(966-611)=449-(158-98)=475-12-65=205×3+370=145+109+93=83×5-412=854-208=307×2+124=855-568+586=812-568=224×3=241×3-565=5/7+2/7=323-(46+155)=956-(46+38)=282-141+755=191-129+168=275-61×2=201-(402-273)=29+88+484=148+221=873-113-123=413-34×5=44+441+334=420-99×3=328×3=83-(93-11)=745+(937-660)=325-58+208=391+(262-82)=5/7-2/7=393+(463-274)=166×6-614=19×(472-463)=897-734=2/8-1/8=257-42×4=38+(437-145)=489+(446-361)=970×(464-457)=167×2=423+355=293-137-109=881+756=587×3-94=256+12×6=498-(13+332)=474×(611-605)=5/10-3/10=198-91+236=357+(241-178)=265-117+334=2/4-1/4=959-669+551=494+148=385-39×8=453-399+67=5/9+4/9=388×(747-742)=460-158-230=182+178+835=348+(60-25)=982-237-601=925+211-569=54×8=490×6-886=44×(402-394)=26+222+319=79×6=403+(432-115)=360+21×4=456-(110+141)=150-16×7=297-(678-628)=266-59-185=43+(180-68)=42×7-172=44×(263-258)=624×4-365=988-(773+146)=364-(441-411)=399-388+78=43×5+724=228-204=694-(104+166)=353+81×6=465-415+408=193+(484-242)=156×6-185=268+300+110=672×6=940-(840-687)=646-323=82+(445-217)=408-(165+93)=353+781+378=288-52+42=29+33=226-162+583=351-297+101=277×(154-151)=419+(359-127)=914×4=693-51×2=915-674+234=976-(165+466)=38×6+386=179×7-497=180+512+761=495-(140+324)=427-270+110=235+670=998-969=303+265=39+720+148=827-72×9=232+45=146+295=673+(355-234)=88×9-652=216+413+161=80×3+271=127+371-101=131+(641-434)=152-41+325=483×8-14=299×3=734-(230-188)=164×(492-486)=623+883+901=937×(515-509)=191+(889-716)=782-(861-332)=275+(325-167)=731+799-143=639-(510-435)=191×5=485+359+148=464-148=123+112=795×(199-193)=958+990+142=466×3-680=859-31×6=349+217+235=844-326×2=184-105=454-189×2=406-130=142+(444-279)=339+478+433=44+(348-40)=846-(483+351)=489-293=234+45=807+496=27×(379-370)=380-(241-201)=855-(197+590)=978-117+554=36×6=63+364-248=461-(125+197)=799-(989-894)=453×2-254=383×2=1/8+6/8=644-67-271=195×2=332+443=69×3+174=906+92-183=509×8-437=473-374-92=92×(379-375)=225+266×2=659+105×4=200+714-557=378-345=895-47+489=701-610=636×5-107=102×(398-393)=425-70-339=493×7-187=375-17×2=488+296=993-553=150+845+191=861+440+427=268×3=715+724-81=361-238=101×6-465=493×2=317×2+257=66+22+478=251-(77+86)=176-(293-268)=818-351-255=517×(778-773)=939-186-590=278-209+227=439-154-218=477×8=357-(440-87)=922-83×7=851+602=124×(341-334)=177+318-121=370+114-286=776-15×9=996×(163-155)=314-(107+80)=96×3-23=971+(949-710)=936-(69+252)=452-(151+101)=265-(141+47)=322-143×2=3/8-2/8=148+278=140-45-71=123+246-105=419+88×2=77×(356-349)=359-(452-233)=178×5-445=55+249=210×2=369-144×2=42+458-41=528×(74-68)=642+137×5=732+279-341=470-370=292-211=5/9+3/9=284-(117+69)=331×3=572×(264-256)=2/7+4/7=355-(152+174)=109×5=5/8+3/8=919-(218+425)=91×5+384=468+35×9=280-205-44=443-141=616×(170-165)=210-27×7=935+(397-263)=967-887+362=477-(208-139)=228-32×3=399+(90-48)=83×5+108=461-173+963=237×2-269=17+166+568=789-21-474=320-(43+216)=750×2-277=528+807-351=513-104=29×(165-156)=943-(51+762)=221-(98+69)=756-61-263=403-(171+82)=346-289=10+(449-416)=492-217+137=607+865-599=396-253=71+(482-89)=108×8=188+(425-396)=219+64=700-(726-584)=335-48-238=783+35×5=367-307-48=476-193=403+754=960-713=650+619-237=396+653=91-(204-199)=239×(406-403)=526×3-189=894×8=366+465=491-(404+57)=273+70×6=561-129-323=195+(399-187)=2/8+4/8=381-36×2=481-(68+330)=382-49×4=46×(491-485)=851×6-836=364-(39+178)=722-220=803-86+820=357+(889-160)=199×7-666=486-(33+398)=206+426+280=445×3=565×3-694=329+93-355=181-166+445=260×(786-781)=962-191-502=670-(129+430)=176-132+947=732-(485-448)=174-(43+89)=47×6+393=350+(392-216)=500-(350+140)=930-(13+865)=281+880=801-105×4=925-87-378=256-(131+14)=846-123×6=851+473-529=103×(421-417)=155×5+685=442-(234-34)=34×(378-371)=59×(305-300)=949-(696+209)=671-(146+244)=434+(209-83)=331-115-122=101×(186-182)=218×4+644=308×2-228=652+147=284-(159-94)=445+422=225-35=369-233=723-(238+396)=248-41-119=216-(687-472)=584-218-310=164+297-161=441-363+196=3/5-1/5=346+216×2=462-(464-302)=577-(54+282)=72+(938-918)=113-(199-112)=373-296+721=437-(388-336)=345+96×3=379-263+83=374-(902-872)=145×2+358=1/7+3/7=433×7-433=233+86-167=455×(84-79)=429+(449-339)=211+649+352=92×5=206×3=838+870-565=241+(584-553)=738-357×2=946-(479-254)=330-(220-103)=949-636+512=116×5-479=801×(278-275)=979-169-133=77×5+327=10×2=618×(262-255)=292-(452-161)=19+75=328×2=805+233+521=139+452=292×9-67=371-273+117=194+102=974-23×4=786-102-510=990×2=292-167+169=525-(42+19)=54+(385-125)=932-258×2=462-40-289=675×5=372×8-284=668×9=672-528+926=43×9-204=425-16×4=202+(299-220)=656-(112+405)=581+58+55=496+(779-341)=475×3=369-120-53=996×3=231-21×5=285+133-401=3/5+2/5=333-71=873×(131-122)=275×3-279=402-94-56=859-(510+102)=144×5-513=320-128=318-191=794×8-703=970-291-155=884-437+407=26+295×3=768×3=943+(723-696)=655-35=14×(452-444)=238-(712-537)=748×7=81+277=364-(103+134)=108×4=638+(884-585)=637-270=24×(147-141)=550-52×3=762-437+873=307+(470-289)=271-13+122=654-543+162=312-10+187=878+822+794=265+(817-449)=80×8=6/10-4/10=1/8+5/8=236-93+396=236×3-54=72×(69-66)=76×2+819=3/4-1/4=641+22×9=413+(238-159)=457-(222+164)=74+231=293-85×2=327-71-82=276+261+98=489+34×4=416×(706-700)=135+186+32=998-219×4=420+(774-40)=501+144+106=30+79×9=596-290-181=108×7+43=700+(854-847)=250-(448-243)=370+(451-444)=343-213+277=54×(130-122)=929+358-81=226×4-616=555-(677-208)=352-33×7=437-64-256=728-480+720=680×6-495=213+162+458=360-(127+98)=898+41×7=450+(403-240)=496-(56+192)=955×2=959-(49+69)=546+953+243=406-168-77=400-34×8=873-292-518=756-(513-346)=1/4+3/4=465+107×4=250-24×9=155-(13+92)=258×(198-195)=383-(431-75)=353+(240-114)=783-439=555+310=444+257×2=335-(415-346)=103×(364-361)=367×2-674=545+890-696=103×8=179×3=660-206-318=460-54×7=83×3+253=37+377-93=798+666+19=368-16×6=467-(168+260)=22+95=858×8-302=149+(442-49)=439-259=32+809+130=79+247=275-248=149×6=4/6-2/6=651+205+91=156×5-98=307-27×8=672+376-577=638×7-627=902+933-739=34×2+491=698-285×2=391+804=373-202+154=11×(48-42)=94×7+341=485+838-214=200+(386-258)=614+749-423=214×4+102=938-776+244=747-62×5=946-(363+193)=118+96=107×(468-462)=442-259-116=92+516+15=332×2=454-(98+53)=277-34×8=522+587-519=323-153+62=191+82-58=432-349=279+199-204=205-13×2=840-179-351=732×5=482×2=561+159+845=689×8-687=356+148-52=371-(452-351)=888×5=740-378=288-(272-18)=998-(966-257)=495-88×4=104×8+407=238+55×6=458-(536-183)=166×6-485=289+322×2=775-246+275=96+328=390+197-324=179+209-257=5/9-3/9=103+45-36=840+734+730=304×4-254=62-47+379=310-20×2=515-(92+79)=907-664=794+594=416-222-101=821-573=721+89×7=471-(175+236)=450-235+42=385+84-425=444+264+282=742-(668-378)=51+(454-199)=866+929=460-71×6=438-319=23+(485-11)=304+181+723=400-(75+101)=38×(331-324)=291+186=483+283+112=499+68×6=371-(266-192)=387-174-195=372×2-373=402+29-387=236+242=286-68+11=971+235+199=231×3=990-(313-81)=490+564+708=495-(665-295)=791×(472-466)=879-27-29=289-(294-209)=458+502+31=848-292-103=118+347-298=49+239×2=448-311+203=897-56=721-210=287+950=408-24×2=413-322=65+179=3/7-1/7=374-75-119=468+30×4=957-(320+634)=326-309=277-90=650+143+981=154×4-373=956-39×2=208×6-902=231×(263-259)=399-143×2=706+694+847=24+746+27=119+355-36=860-143×6=381-317+654=383×5=310×2=104×9-215=928+339+778=372-(35+249)=167+(251-93)=291-(876-598)=121+(488-234)=51×(65-61)=99×5=225×2+168=203×4=872-449=465+180×3=816×9-646=291-24×9=950-190-689=212-52=178×4-536=469+666-804=387×(719-714)=64×4=32+313+620=30+(213-181)=592-31×9=19×(238-234)=300-139+59=229+154=988×(347-339)=965-87×6=321×2+52=381-281=362+(915-51)=585-104=992-(652+99)=269-191=147×4=236×3-473=456+(933-136)=58×6=參考答案280+645-87=838113×4+926=1378288-(877-660)=71860×2-138=158218+97=115863-232=63140+37=7791-(469-415)=3767×8+92=628103+237=340185+(309-83)=411138-(115+14)=9383-18=365728-329×2=70452-83-41=328121+364-166=319597-230-84=283189+(114-17)=286128×(321-312)=1152260-14+251=497151×5=755520+503+298=132142+52=94219+341+119=679416×(608-600)=3328451+599-55=995850-153×2=544292-87×2=118171+87-172=86392+37-171=258269×2-410=128328-(360-258)=226188-73-101=14423-54-32=337147+344=491452-(703-644)=393208+228-435=150×4-178=22139+164+495=798556+31-346=241623+647-726=544408-187-136=85280-120-145=15922-(268+591)=63159+283-258=18433+53=86871-108×4=43996-(806-740)=30341-236=105143+(382-299)=226719+805+242=1766333-(278-114)=169721-172+70=619670-316=35451×(238-232)=306273+53=326339-(134-47)=252358+74-33=399628-(753-643)=5181/4+2/4=3/4866-602+961=1225179×5=895273+954=1227326×(582-578)=1304602+346-496=4523/7-2/7=1/7350×2+904=1604346+79-251=174233+77=310446-100-215=131397-11+49=435373-220=153319-104=215458-185=273255+116+332=703450-83-239=128296-(470-389)=215191+441=632957×(181-175)=574245+451+968=1464289×3-36=831144+(190-132)=202176+279+139=594180+145-41=284341-240+174=275310×3=930765-91×3=492480-83-146=251186×(264-261)=558101+233-162=172185+187=372513-60-158=295210×3=630163+273+665=110124×3+444=516657×(809-805)=2628470-(316+46)=108791-144×2=503932+914-215=1631475+123×3=844325×5=1625293×4-487=685357-(433-407)=331399+685-894=19036+260+90=386413+240=653397-139+37=295430+263×3=1219207+94-209=92419-267+404=556188-91×2=6487+225×2=937755-(91+413)=251128×7+77=973987+579+785=2351525+275×2=1075624-142-12=470360-(416-208)=152386-51×6=8090×4-301=59409-151-253=5396×3=1188433-361=72495×(257-253)=1980349-82×4=21180×4-471=249554+(631-71)=1114186+779=965381+536+27=944171-138=3379+315+328=722570-(388-238)=420109×7+90=853542-58-230=254501+436-648=289474+(791-321)=944869-331×2=207863×8=6904264+73=337251×(207-204)=753219×4=876446-338-30=78393+81-60=41422×9=198484-269=21568×(276-267)=61221+303+118=442375-(441-221)=155847×8-878=589875+255=330311×3+113=1046126+131-83=174536×8=4288751-594=157341-(470-166)=3797+390=487671-46+681=1306416-(955-785)=24676+275=351183×(509-503)=1098263-111+178=330902-(433-329)=798338+92=430879-615+357=621429-54-86=289462-190=272486-(30+294)=162345×7-392=202321+567+80=668468-17-284=16778×(29-21)=624220+(966-611)=575449-(158-98)=389475-12-65=398205×3+370=985145+109+93=34783×5-412=3854-208=646307×2+124=738855-568+586=873812-568=244224×3=672241×3-565=1585/7+2/7=1323-(46+155)=122956-(46+38)=872282-141+755=896191-129+168=230275-61×2=153201-(402-273)=7229+88+484=601148+221=369873-113-123=637413-34×5=24344+441+334=819420-99×3=123328×3=98483-(93-11)=1745+(937-660)=1022325-58+208=475391+(262-82)=5715/7-2/7=3/7393+(463-274)=582166×6-614=38219×(472-463)=171897-734=1632/8-1/8=1/8257-42×4=8938+(437-145)=330489+(446-361)=574970×(464-457)=6790167×2=334423+355=778293-137-109=47881+756=1637587×3-94=1667256+12×6=328498-(13+332)=153474×(611-605)=28445/10-3/10=2/10198-91+236=343357+(241-178)=420265-117+334=4822/4-1/4=1/4959-669+551=841494+148=642385-39×8=73453-399+67=1215/9+4/9=1388×(747-742)=1940460-158-230=72182+178+835=1195348+(60-25)=383982-237-601=144925+211-569=56754×8=432490×6-886=205444×(402-394)=35226+222+319=56779×6=474403+(432-115)=720360+21×4=444456-(110+141)=205150-16×7=38297-(678-628)=247266-59-185=2243+(180-68)=15542×7-172=12244×(263-258)=220624×4-365=2131988-(773+146)=69364-(441-411)=334399-388+78=8943×5+724=939228-204=24694-(104+166)=424353+81×6=839465-415+408=458193+(484-242)=435156×6-185=751268+300+110=678672×6=4032940-(840-687)=787646-323=32382+(445-217)=310408-(165+93)=150353+781+378=1512288-52+42=27829+33=62226-162+583=647351-297+101=155277×(154-151)=831419+(359-127)=651914×4=3656693-51×2=591915-674+234=475976-(165+466)=34538×6+386=614179×7-497=756180+512+761=1453495-(140+324)=31427-270+110=267235+670=905998-969=29303+265=56839+720+148=907827-72×9=179232+45=277146+295=441673+(355-234)=79488×9-652=140216+413+161=79080×3+271=511127+371-101=397131+(641-434)=338152-41+325=436483×8-14=3850299×3=897734-(230-188)=692164×(492-486)=984623+883+901=2407937×(515-509)=5622191+(889-716)=364782-(861-332)=253275+(325-167)=433731+799-143=1387639-(510-435)=564191×5=955485+359+148=992464-148=316123+112=235795×(199-193)=4770958+990+142=2090466×3-680=718859-31×6=673349+217+235=801844-326×2=192184-105=79454-189×2=76406-130=276142+(444-279)=307339+478+433=125044+(348-40)=352846-(483+351)=12489-293=196234+45=279807+496=130327×(379-370)=243380-(241-201)=340855-(197+590)=68978-117+554=141536×6=21663+364-248=179461-(125+197)=139799-(989-894)=704453×2-254=652383×2=7661/8+6/8=7/8644-67-271=306195×2=390332+443=77569×3+174=381906+92-183=815509×8-437=3635473-374-92=792×(379-375)=368225+266×2=757659+105×4=1079200+714-557=357378-345=33895-47+489=1337701-610=91636×5-107=3073102×(398-393)=510425-70-339=16493×7-187=3264375-17×2=341488+296=784993-553=440150+845+191=1186861+440+427=1728268×3=804715+724-81=1358361-238=123101×6-465=141493×2=986317×2+257=89166+22+478=566251-(77+86)=88176-(293-268)=151818-351-255=212517×(778-773)=2585939-186-590=163278-209+227=296439-154-218=67477×8=3816357-(440-87)=4922-83×7=341851+602=1453124×(341-334)=868177+318-121=374370+114-286=198776-15×9=641996×(163-155)=7968314-(107+80)=12796×3-23=265971+(949-710)=1210936-(69+252)=615452-(151+101)=200265-(141+47)=77322-143×2=363/8-2/8=1/8148+278=426140-45-71=24123+246-105=264419+88×2=59577×(356-349)=539359-(452-233)=140178×5-445=44555+249=304210×2=420369-144×2=8142+458-41=459528×(74-68)=3168642+137×5=1327732+279-341=670470-370=100292-211=815/9+3/9=8/9284-(117+69)=98331×3=993572×(264-256)=45762/7+4/7=6/7355-(152+174)=29109×5=5455/8+3/8=1919-(218+425)=27691×5+384=839468+35×9=783280-205-44=31443-141=302616×(170-165)=3080210-27×7=21935+(397-263)=1069967-887+362=442477-(208-139)=408228-32×3=132399+(90-48)=44183×5+108=523461-173+963=1251237×2-269=20517+166+568=751789-21-474=294320-(43+216)=61750×2-277=1223528+807-351=984513-104=40929×(165-156)=261943-(51+762)=130221-(98+69)=54756-61-263=432403-(171+82)=150346-289=5710+(449-416)=43492-217+137=412607+865-599=873396-253=14371+(482-89)=464108×8=864188+(425-396)=217219+64=283700-(726-584)=558335-48-238=49783+35×5=958367-307-48=12476-193=283403+754=1157960-713=247650+619-237=1032396+653=104991-(204-199)=86239×(406-403)=717526×3-189=1389894×8=7152366+465=831491-(404+57)=30273+70×6=693561-129-323=109195+(399-187)=4072/8+4/8=6/8381-36×2=309481-(68+330)=83382-49×4=18646×(491-485)=276851×6-836=4270364-(39+178)=147722-220=502803-86+820=1537357+(889-160)=1086199×7-666=727486-(33+398)=55206+426+280=912445×3=1335565×3-694=1001329+93-355=67181-166+445=460260×(786-781)=1300962-191-502=269670-(129+430)=111176-132+947=991732-(485-448)=695174-(43+89)=4247×6+393=675350+(392-216)=526500-(350+140)=10930-(13+865)=52281+880=1161801-105×4=381925-87-378=460256-(131+14)=111846-123×6=108851+473-529=795103×(421-417)=412155×5+685=1460442-(234-34)=24234×(378-371)=23859×(305-300)=295949-(696+209)=44671-(146+244)=281434+(209-83)=560331-115-122=94101×(186-182)=404218×4+644=1516308×2-228=388652+147=799284-(159-94)=219445+422=867225-35=190369-233=136723-(238+396)=89248-41-119=88216-(687-472)=1584-218-310=56164+297-161=300441-363+196=2743/5-1/5=2/5346+216×2=778462-(464-302)=300577-(54+282)=24172+(938-918)=92113-(199-112)=26373-296+721=798437-(388-336)=385345+96×3=633379-263+83=199374-(902-872)=344145×2+358=6481/7+3/7=4/7433×7-433=2598233+86-167=152455×(84-79)=2275429+(449-339)=539211+649+352=121292×5=460206×3=618838+870-565=1143241+(584-553)=272738-357×2=24946-(479-254)=721330-(220-103)=213949-636+512=825116×5-479=101801×(278-275)=2403979-169-133=67777×5+327=71210×2=20618×(262-255)=4326292-(452-161)=119+75=94328×2=656805+233+521=1559139+452=591292×9-67=2561371-273+117=215194+102=296974-23×4=882786-102-510=174990×2=1980292-167+169=294525-(42+19)=46454+(385-125)=314932-258×2=416462-40-289=133675×5=3375372×8-284=2692668×9=6012672-528+926=107043×9-204=183425-16×4=361202+(299-220)=281656-(112+405)=139581+58+55=694496+(779-341)=934475×3=1425369-120-53=196996×3=2988231-21×5=126285+133-401=173/5+2/5=1333-71=262873×(131-122)=7857275×3-279=546402-94-56=252859-(510+102)=247144×5-513=207320-128=192318-191=127794×8-703=5649970-291-155=524884-437+407=85426+295×3=911768×3=2304943+(723-696)=970655-35=62014×(452-444)=112238-(712-537)=63748×7=523681+277=358364-(103+134)=127108×4=432638+(884-585)=937637-270=36724×(147-141)=144550-52×3=394762-437+873=1198307+(470-289)=488271-13+122=380654-543+162=273312-10+187=489878+822+794=2494265+(817-449)=63380×8=6406/10-4/10=2/101/8+5/8=6/8236-93+396=539236×3-54=65472×(69-66)=21676×2+819=9713/4-1/4=2/4641+22×9=839413+(238-159)=492457-(222+164)=7174+231=305293-85×2=123327-71-82=174276+261+98=635489+34×4=625416×(706-700)=2496135+186+32=353998-219×4=122420+(774-40)=1154501+144+106=75130+79×9=741596-290-181=125108×7+43=799700+(854-847)=707250-(448-243)=45370+(451-444)=377343-213+277=40754×(130-122)=432929+358-81=1206226×4-616=288555-(677-208)=86352-33×7=121437-64-256=117728-480+720=968680×6-495=3585213+162+458=833360-(127+98)=135898+41×7=1185450+(403-240)=613496-(56+192)=248955×2=1910959-(49+69)=841546+953+243=1742406-168-77=161400-34×8=128873-292-518=63756-(513-346)=5891/4+3/4=1465+107×4=893250-24×9=34155-(13+92)=50258×(198-195)=774383-(431-75)=27353+(240-114)=479783-439=344555+310=865444+257×2=958335-(415-346)=266103×(364-361)=309367×2-674=60545+890-696=739103×8=824179×3=537660-206-318=136460-54×7=8283×3+253=50237+377-93=321798+666+19=1483368-16×6=272467-(168+260)=3922+95=117858×8-302=6562149+(442-49)=542439-259=18032+809+130=97179+247=326275-248=27149×6=8944/6-2/6=2/6651+205+91=947156×5-98=682307-27×8=91672+376-577=471638×7-627=3839902+933-739=109634×