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358-275+354=952+149×2=903×(181-177)=988-(78+108)=492-178=99×4+299=65×9-167=91×5=73+361+181=713-(404+97)=508+338+781=138-44×2=317+68-322=36-12=472+(481-395)=264-237-26=814×8-192=617-301+796=498×(542-533)=954-436-267=488-(297+72)=756×8-54=272+449=156-(320-164)=996×(55-52)=448+441=83×4=708×3=228×(209-206)=428+(724-50)=406-133×3=901-268-164=201+167=55×6+261=191×3-155=395-223=2/7+3/7=234-160+851=150+(194-186)=642×6=621-143+838=177×3=534×4-41=91-45×2=417×3=404+(491-240)=181+155=843×4-30=470-312=353+(955-601)=991+(729-449)=93×4=613-(680-580)=317-308+474=509-(511-460)=85-45=133-103+403=15+681+20=428-316+52=834×(480-472)=279-78+286=592×5=560×4=487-(340-111)=440-(932-574)=473-46-427=457-(99+255)=120+228=532-(189-138)=418-387+348=356-149=241×(398-394)=803-657+461=373-(118+228)=881+526-240=665×6=641-19×5=266-(409-333)=178+367=252+233-459=931-917+841=746+23×6=491-(494-312)=119×8=392+48-84=320-75+39=27×6=892-(907-174)=331+833=453-(331+105)=459-(67+337)=383+(404-243)=16+321-103=568×(101-96)=848-296+94=654-(69+409)=902-81×3=201+(728-300)=992-(257+642)=307-68×2=368-222+137=6/8-1/8=24×(428-419)=166-(460-325)=120×3-72=861+27×4=68×3+369=487-(537-468)=506×7-629=124+284-176=582×5-292=285+661=3/5-1/5=110+214=435-(190+137)=934-112×3=141-(322-239)=744-19-483=13+434+476=710+44×8=252×3-570=334-(436-414)=834-663=278×2=497-108=980-436×2=298-204-56=99+253-209=120×(102-95)=63+425-453=36+171=152×3=355-(60+231)=80×(147-139)=471×2=1/7+2/7=4/6-2/6=2/6+3/6=334-209-95=291+13×4=43+189+239=303-25×5=154×3=134-11×5=349-26-179=124+41=194×(335-331)=934-(156+414)=447-421+397=29+76×9=983-95×3=40×8=338-165=546-18×5=991+126-538=448-(218+142)=291+(262-55)=62×(188-181)=460-182=100-(310-251)=298-(363-185)=365-(97+53)=454-74×6=795+(362-230)=82×(614-611)=36×5=314×2-180=481-(329+71)=452+(365-48)=205-169+184=668×2-534=618+(60-32)=140-12=941-(322+156)=12+169×3=236-(39+62)=412-56×7=414×2+47=798-659=196-95×2=222-81-121=915-(413+431)=474+122×4=436-378+429=929+(918-389)=73+59=228×(543-540)=425-(328-133)=176+131-206=823-412=877-129+619=482-74×3=505+509+325=445-86-107=5/8+2/8=70+283=55×9+177=735-149×4=196+421=331-(137+178)=913+81×4=710×9=778-(104+294)=550-(66+268)=637+17+179=789×3-133=140×5+397=950×(597-590)=486-19×2=4/7+2/7=862×3-395=24×6=339-156×2=474-163+123=299+18+600=694-(734-160)=923-(485+164)=49×4=116×(140-137)=685+(306-36)=382-64-23=430+339=122×4+495=680-314=829+149+10=769-583-157=193+173=743-732=335+378+68=974+(901-292)=619+414-995=198+(456-288)=159×6+873=338-68=290×(343-340)=72+144+574=620-(490-311)=171+796-117=770-595+498=445-(131+235)=768+(575-455)=391-245=462-40×2=123×6-412=380×5=149×4+645=138+218=51×(339-330)=66×9-290=861-336+797=493×(46-37)=188-172=727-146=708×5=948×(906-900)=720+93×7=111+65+300=279-59=529-196+131=409-193-17=979-916-53=20×(904-898)=27+78=483-34-413=176×2=253+77-261=409-43×8=709+833+97=418-105×3=788-(163+146)=487-399+138=696+168-581=833+(909-525)=212+380+90=303-53=939-656+668=25-(305-286)=259×(274-270)=489-428+429=399-372+468=278-94×2=896-(14+726)=20×4=337+76-311=356-(500-235)=373+(229-157)=185-63+332=46×(193-185)=421-303=54×(35-27)=291+192-196=485-353=833×3=124×(339-331)=486-(460-112)=871-14-808=721-241×2=131×(360-356)=556+958-972=189+273-255=434+36+303=428+38-315=195+314+504=85×7+167=385+95=541×3=371-363+75=3/7-2/7=656-(888-776)=854-(860-360)=124×(483-477)=236+184-131=241+88-224=651×3-699=362+(751-49)=244-60+26=260×(361-353)=164-(89+43)=210-164+378=820-550=735-270-98=962-53-887=61×9+161=98×3=748-(211-82)=106×6-110=591×7=655+185-324=64+68+341=601+369-718=401-339-44=149×(422-419)=963-178=440-(113+231)=280-(512-491)=329-67×2=449-422+355=572-477=905×7-932=370×2-513=579×4-266=296×2-92=483-185+121=317×5-377=197×(147-142)=683+364+381=574-(155+302)=98+97+547=588+825=59×8+393=675+479+74=458+816-730=389-194=1/8+2/8=236×4-571=221×4+283=270×2+661=432+244+66=762-(175+112)=433-(49+300)=102×(176-173)=333-303+194=884-93=470-(175-11)=872×9=112-52+252=441×2-21=188+939-498=322+87-251=726-604=121+318-181=740+912=128+190×2=227+590+443=320-171-18=924+382-178=378-48+365=14+(467-178)=920-(548-511)=664-(858-268)=241×(520-511)=330×(298-295)=623-231=45+(437-245)=171×4=464-372=96×6-219=285×3=109+248-133=510+228=85+(147-67)=136-117+203=553-221×2=373-37-205=200×4=393×5-897=239+(846-42)=341+(824-455)=871-247+878=3/4-1/4=686-61+556=20×5+352=839+934+89=8/10-2/10=716-300=226+643=627×3=987-(800-297)=562×5-321=909-821+955=163-(189-171)=138+(375-81)=382-203+91=180+392-255=437×(509-501)=386×9=130+809-551=50×9=175+212=898+16+75=464-(216-69)=881×4-683=484-236=12+382-68=813+166=369×2+931=625+(937-647)=474-37×8=298+789+223=2/3-1/3=162×4+225=101+(349-40)=932-693=664-559=977-103-113=281-90-43=1/3+2/3=38+(251-176)=204+396+49=42×3-120=366-(939-743)=424-64+625=357-(174+76)=727-108-467=712×3-443=211×4-299=48+875+47=168+744+12=938-133×4=137+(396-345)=365-(178+93)=48+27×6=434-85-314=40+457-356=563+407+15=269×3+522=763-(428-404)=221-87×2=116×5-337=964-(40+60)=775-239+97=697×3-68=310+(994-327)=85+404×2=493-(154-93)=844-(708-497)=692×8-108=718+(463-393)=804-37×6=343+(200-150)=269+71×5=355×2=630+41×8=671-(687-467)=357×(777-772)=167+229=733+266+822=412×(781-778)=412-357+402=196×3+509=186×5-597=218+100-151=314-33-136=91×6-397=696-(136+15)=475-(379+47)=7/9+2/9=81+(425-144)=857+703=347-21=104×4+838=497+60×3=820-30+794=576×(947-939)=777+441+916=142+454=579+272+925=432×(169-164)=705-104×4=362+(415-177)=896-(558-516)=448-(90+10)=464-24=368+(811-507)=443-243-11=767-117-614=94+(125-118)=370+(371-342)=60+30+141=841-98-723=435-(195+106)=484-169=152+290+41=131-39=681-(648-438)=759-102-557=155+102=110×(176-168)=21×(181-177)=777+200-814=626-(222+47)=59+496+131=755-230+60=3/6-2/6=551-497+390=214×2-411=67×2+311=485×2=769-289+468=223×3=121+205-23=983-551-128=845-16×3=253-43-148=60×(168-162)=260×3=331×6=225-(184+41)=149+268-183=439-(432-393)=517-432-72=490-134×3=466-47=280+(206-56)=223-(86-46)=84+(372-363)=640-90=708-(395-164)=204+254-98=231×6-408=555×3=525+798=420-(335-16)=115×4-235=220+243×4=293-42×4=226+153-207=286+340=176×3-350=461-343=150+509+227=318+127=803+(603-431)=88×(583-578)=747-(501-374)=946-494-278=655+483-382=269+52+325=460-(37+133)=74×8-212=205×3-505=179-34=688×6=202+407=274+511-72=38+458-256=915×5=422-125-47=648-266-89=89-(132-109)=774+18×3=113+92×9=889-(659+20)=478-43×3=147+304-351=672-(113+225)=37+687+11=261-(286-66)=154+286=338+452-580=747-139×3=352+74=167+67=418-(37+20)=11+110+304=3/5-2/5=539+300-29=398-38×2=463-(256-236)=463×7=657+38+211=445-(308+84)=78×4-203=718-715+197=64+283+351=132+68×5=763-96-652=416+321=4/8+2/8=393-271=191×6=67-14×3=989-(425+361)=382+528-485=278×2+154=319-63×2=633+376=323-(10+216)=159×(445-442)=423-73=404-(442-227)=351-35-270=78+45=3/8-1/8=439-140-204=235+804-39=251+152-90=659-112-234=930+(518-416)=755+343-394=232-(497-363)=31×(345-342)=348+48×6=137-48×2=270×2-342=119×7-178=205-96+295=822+(579-100)=89+321=986-39=127-54+382=400-(219+113)=658+152+823=302-108+392=955+582-643=929-(593+160)=116+469=632×(54-46)=520-187×2=2/4-1/4=75×(137-134)=204×(427-423)=449+286+199=549-(979-533)=672-127=406-(215+31)=811-(963-232)=606+846=398-20×2=438-266+185=117×5=590×4-488=460-63×3=544-(140+222)=102+165+39=31×(297-289)=478-(269+161)=682+348+991=44+271×3=200-(441-259)=393-(177-18)=339×2-459=441×2+580=299×2-30=278-48=372-189-85=351-(204-44)=587-(314+89)=849+976=404-252=670-128×3=148+(315-241)=545×(631-626)=392×(701-695)=858×6=435+376+78=52×(360-355)=252-164-86=394-279-13=87+61×5=531-21×8=99+(990-230)=124+429+43=196-(891-802)=415×(568-563)=321-270-15=846+799-638=901-307-113=497-12×4=802+(933-387)=783+(917-458)=249+67×9=290-71×3=165+160=147-40×3=828-46×7=110×7-616=26+61=445-140-123=331-(180+131)=51×4+245=480-235-162=277×3+503=297+89=41+116×8=333-62-156=130×(50-46)=398+12×3=217-60+195=761-407=343-93-97=807+789+953=86+198=490×4-586=606+(686-213)=376+990+222=549×(69-64)=521-48×2=685-255×2=38×4+277=261+(380-222)=97×(350-344)=93+(421-257)=84+116×6=86+300=734+136×7=993-153=968+786=354-(172+146)=949-200-171=853-351+303=291+27×3=2/9+6/9=765×2-806=188+(493-66)=528×7-244=65+397-34=734-94×4=56+682+168=841-496+593=360+(253-60)=178×(92-88)=952+281-783=903+575-545=400-379-16=780-411=60-(393-368)=914+396-946=205+738=151-109-32=734-197×2=364+601+986=425-70×4=938-161×5=828-264×3=104+41=443+518=824×(624-620)=428+(490-336)=409-145×2=297-69+155=300×2+229=99+(155-76)=152×5=995-26-897=544×(703-697)=237+419+960=213+942+749=168+288=307-40-244=445×9-852=616+23+847=912+642-760=133+(367-148)=852-(270-263)=646+68+82=294+127-42=427-200×2=298+(409-341)=469-46×4=494-206=495×2=463-(451-306)=435+204+292=451-436=162+229-354=37×7=594-16-481=328-93-54=957-(251+25)=210+277=370+179+859=401-375=181-96=673+133+109=301-122=169+716=382-209-139=468-(418-409)=846-(249+584)=297-274+97=199+(43-42)=32+(261-11)=330+142×2=55×(304-301)=569×4-845=329+498-571=541×8=245×3=102+(411-50)=144-19×7=542×4=968-(500+311)=3/6+2/6=130+278=161-30-16=213-181=517-476+340=711×8-787=211×(338-335)=26×7+181=11+25=180×3=417-209=231×3-130=419-16-104=4/8-3/8=238-(362-359)=881×8-117=367×2=995-336+421=154+146-86=142×4=480-(160+24)=59+529+352=325×2+44=27+(110-63)=371-196-149=207-199+74=779-272=544×5=495×2-897=443×5=187×4-441=379-(477-248)=1/4+2/4=62+158=283+51=341+135=441-(25+53)=561×8=134+623+119=564-(341+115)=199×4+544=参考答案358-275+354=437952+149×2=1250903×(181-177)=3612988-(78+108)=802492-178=31499×4+299=69565×9-167=41891×5=45573+361+181=615713-(404+97)=212508+338+781=1627138-44×2=50317+68-322=6336-12=24472+(481-395)=558264-237-26=1814×8-192=6320617-301+796=1112498×(542-533)=4482954-436-267=251488-(297+72)=119756×8-54=5994272+449=721156-(320-164)=0996×(55-52)=2988448+441=88983×4=332708×3=2124228×(209-206)=684428+(724-50)=1102406-133×3=7901-268-164=469201+167=36855×6+261=591191×3-155=418395-223=1722/7+3/7=5/7234-160+851=925150+(194-186)=158642×6=3852621-143+838=1316177×3=531534×4-41=209591-45×2=1417×3=1251404+(491-240)=655181+155=336843×4-30=3342470-312=158353+(955-601)=707991+(729-449)=127193×4=372613-(680-580)=513317-308+474=483509-(511-460)=45885-45=40133-103+403=43315+681+20=716428-316+52=164834×(480-472)=6672279-78+286=487592×5=2960560×4=2240487-(340-111)=258440-(932-574)=82473-46-427=0457-(99+255)=103120+228=348532-(189-138)=481418-387+348=379356-149=207241×(398-394)=964803-657+461=607373-(118+228)=27881+526-240=1167665×6=3990641-19×5=546266-(409-333)=190178+367=545252+233-459=26931-917+841=855746+23×6=884491-(494-312)=309119×8=952392+48-84=356320-75+39=28427×6=162892-(907-174)=159331+833=1164453-(331+105)=17459-(67+337)=55383+(404-243)=54416+321-103=234568×(101-96)=2840848-296+94=646654-(69+409)=176902-81×3=659201+(728-300)=629992-(257+642)=93307-68×2=171368-222+137=2836/8-1/8=5/824×(428-419)=216166-(460-325)=31120×3-72=288861+27×4=96968×3+369=573487-(537-468)=418506×7-629=2913124+284-176=232582×5-292=2618285+661=9463/5-1/5=2/5110+214=324435-(190+137)=108934-112×3=598141-(322-239)=58744-19-483=24213+434+476=923710+44×8=1062252×3-570=186334-(436-414)=312834-663=171278×2=556497-108=389980-436×2=108298-204-56=3899+253-209=143120×(102-95)=84063+425-453=3536+171=207152×3=456355-(60+231)=6480×(147-139)=640471×2=9421/7+2/7=3/74/6-2/6=2/62/6+3/6=5/6334-209-95=30291+13×4=34343+189+239=471303-25×5=178154×3=462134-11×5=79349-26-179=144124+41=165194×(335-331)=776934-(156+414)=364447-421+397=42329+76×9=713983-95×3=69840×8=320338-165=173546-18×5=456991+126-538=579448-(218+142)=88291+(262-55)=49862×(188-181)=434460-182=278100-(310-251)=41298-(363-185)=120365-(97+53)=215454-74×6=10795+(362-230)=92782×(614-611)=24636×5=180314×2-180=448481-(329+71)=81452+(365-48)=769205-169+184=220668×2-534=802618+(60-32)=646140-12=128941-(322+156)=46312+169×3=519236-(39+62)=135412-56×7=20414×2+47=875798-659=139196-95×2=6222-81-121=20915-(413+431)=71474+122×4=962436-378+429=487929+(918-389)=145873+59=132228×(543-540)=684425-(328-133)=230176+131-206=101823-412=411877-129+619=1367482-74×3=260505+509+325=1339445-86-107=2525/8+2/8=7/870+283=35355×9+177=672735-149×4=139196+421=617331-(137+178)=16913+81×4=1237710×9=6390778-(104+294)=380550-(66+268)=216637+17+179=833789×3-133=2234140×5+397=1097950×(597-590)=6650486-19×2=4484/7+2/7=6/7862×3-395=219124×6=144339-156×2=27474-163+123=434299+18+600=917694-(734-160)=120923-(485+164)=27449×4=196116×(140-137)=348685+(306-36)=955382-64-23=295430+339=769122×4+495=983680-314=366829+149+10=988769-583-157=29193+173=366743-732=11335+378+68=781974+(901-292)=1583619+414-995=38198+(456-288)=366159×6+873=1827338-68=270290×(343-340)=87072+144+574=790620-(490-311)=441171+796-117=850770-595+498=673445-(131+235)=79768+(575-455)=888391-245=146462-40×2=382123×6-412=326380×5=1900149×4+645=1241138+218=35651×(339-330)=45966×9-290=304861-336+797=1322493×(46-37)=4437188-172=16727-146=581708×5=3540948×(906-900)=5688720+93×7=1371111+65+300=476279-59=220529-196+131=464409-193-17=199979-916-53=1020×(904-898)=12027+78=105483-34-413=36176×2=352253+77-261=69409-43×8=65709+833+97=1639418-105×3=103788-(163+146)=479487-399+138=226696+168-581=283833+(909-525)=1217212+380+90=682303-53=250939-656+668=95125-(305-286)=6259×(274-270)=1036489-428+429=490399-372+468=495278-94×2=90896-(14+726)=15620×4=80337+76-311=102356-(500-235)=91373+(229-157)=445185-63+332=45446×(193-185)=368421-303=11854×(35-27)=432291+192-196=287485-353=132833×3=2499124×(339-331)=992486-(460-112)=138871-14-808=49721-241×2=239131×(360-356)=524556+958-972=542189+273-255=207434+36+303=773428+38-315=151195+314+504=101385×7+167=762385+95=480541×3=1623371-363+75=833/7-2/7=1/7656-(888-776)=544854-(860-360)=354124×(483-477)=744236+184-131=289241+88-224=105651×3-699=1254362+(751-49)=1064244-60+26=210260×(361-353)=2080164-(89+43)=32210-164+378=424820-550=270735-270-98=367962-53-887=2261×9+161=71098×3=294748-(211-82)=619106×6-110=526591×7=4137655+185-324=51664+68+341=473601+369-718=252401-339-44=18149×(422-419)=447963-178=785440-(113+231)=96280-(512-491)=259329-67×2=195449-422+355=382572-477=95905×7-932=5403370×2-513=227579×4-266=2050296×2-92=500483-185+121=419317×5-377=1208197×(147-142)=985683+364+381=1428574-(155+302)=11798+97+547=742588+825=141359×8+393=865675+479+74=1228458+816-730=544389-194=1951/8+2/8=3/8236×4-571=373221×4+283=1167270×2+661=1201432+244+66=742762-(175+112)=475433-(49+300)=84102×(176-173)=306333-303+194=224884-93=791470-(175-11)=306872×9=7848112-52+252=312441×2-21=861188+939-498=629322+87-251=158726-604=122121+318-181=258740+912=1652128+190×2=508227+590+443=1260320-171-18=131924+382-178=1128378-48+365=69514+(467-178)=303920-(548-511)=883664-(858-268)=74241×(520-511)=2169330×(298-295)=990623-231=39245+(437-245)=237171×4=684464-372=9296×6-219=357285×3=855109+248-133=224510+228=73885+(147-67)=165136-117+203=222553-221×2=111373-37-205=131200×4=800393×5-897=1068239+(846-42)=1043341+(824-455)=710871-247+878=15023/4-1/4=2/4686-61+556=118120×5+352=452839+934+89=18628/10-2/10=6/10716-300=416226+643=869627×3=1881987-(800-297)=484562×5-321=2489909-821+955=1043163-(189-171)=145138+(375-81)=432382-203+91=270180+392-255=317437×(509-501)=3496386×9=3474130+809-551=38850×9=450175+212=387898+16+75=989464-(216-69)=317881×4-683=2841484-236=24812+382-68=326813+166=979369×2+931=1669625+(937-647)=915474-37×8=178298+789+223=13102/3-1/3=1/3162×4+225=873101+(349-40)=410932-693=239664-559=105977-103-113=761281-90-43=1481/3+2/3=138+(251-176)=113204+396+49=64942×3-120=6366-(939-743)=170424-64+625=985357-(174+76)=107727-108-467=152712×3-443=1693211×4-299=54548+875+47=970168+744+12=924938-133×4=406137+(396-345)=188365-(178+93)=9448+27×6=210434-85-314=3540+457-356=141563+407+15=985269×3+522=1329763-(428-404)=739221-87×2=47116×5-337=243964-(40+60)=864775-239+97=633697×3-68=2023310+(994-327)=97785+404×2=893493-(154-93)=432844-(708-497)=633692×8-108=5428718+(463-393)=788804-37×6=582343+(200-150)=393269+71×5=624355×2=710630+41×8=958671-(687-467)=451357×(777-772)=1785167+229=396733+266+822=1821412×(781-778)=1236412-357+402=457196×3+509=1097186×5-597=333218+100-151=167314-33-136=14591×6-397=149696-(136+15)=545475-(379+47)=497/9+2/9=181+(425-144)=362857+703=1560347-21=326104×4+838=1254497+60×3=677820-30+794=1584576×(947-939)=4608777+441+916=2134142+454=596579+272+925=1776432×(169-164)=2160705-104×4=289362+(415-177)=600896-(558-516)=854448-(90+10)=348464-24=440368+(811-507)=672443-243-11=189767-117-614=3694+(125-118)=101370+(371-342)=39960+30+141=231841-98-723=20435-(195+106)=134484-169=315152+290+41=483131-39=92681-(648-438)=471759-102-557=100155+102=257110×(176-168)=88021×(181-177)=84777+200-814=163626-(222+47)=35759+496+131=686755-230+60=5853/6-2/6=1/6551-497+390=444214×2-411=1767×2+311=445485×2=970769-289+468=948223×3=669121+205-23=303983-551-128=304845-16×3=797253-43-148=6260×(168-162)=360260×3=780331×6=1986225-(184+41)=0149+268-183=234439-(432-393)=400517-432-72=13490-134×3=88466-47=419280+(206-56)=430223-(86-46)=18384+(372-363)=93640-90=550708-(395-164)=477204+254-98=360231×6-408=978555×3=1665525+798=1323420-(335-16)=101115×4-235=225220+243×4=1192293-42×4=125226+153-207=172286+340=626176×3-350=178461-343=118150+509+227=886318+127=445803+(603-431)=97588×(583-578)=440747-(501-374)=620946-494-278=174655+483-382=756269+52+325=646460-(37+133)=29074×8-212=380205×3-505=110179-34=145688×6=4128202+407=609274+511-72=71338+458-256=240915×5=4575422-125-47=250648-266-89=29389-(132-109)=66774+18×3=828113+92×9=941889-(659+20)=210478-43×3=349147+304-351=100672-(113+225)=33437+687+11=735261-(286-66)=41154+286=440338+452-580=210747-139×3=330352+74=426167+67=234418-(37+20)=36111+110+304=4253/5-2/5=1/5539+300-29=810398-38×2=322463-(256-236)=443463×7=3241657+38+211=906445-(308+84)=5378×4-203=109718-715+197=20064+283+351=698132+68×5=472763-96-652=15416+321=7374/8+2/8=6/8393-271=122191×6=114667-14×3=25989-(425+361)=203382+528-485=425278×2+154=710319-63×2=193633+376=1009323-(10+216)=97159×(445-442)=477423-73=350404-(442-227)=189351-35-270=4678+45=1233/8-1/8=2/8439-140-204=95235+804-39=1000251+152-90=313659-112-234=313930+(518-416)=1032755+343-394=704232-(497-363)=9831×(345-342)=93348+48×6=636137-48×2=41270×2-342=198119×7-178=655205-96+295=404822+(579-100)=130189+321=410986-39=947127-54+382=455400-(219+113)=68658+152+823=1633302-108+392=586955+582-643=894929-(593+160)=176116+469=585632×(54-46)=5056520-187×2=1462/4-1/4=1/475×(137-134)=225204×(427-423)=816449+286+199=934549-(979-533)=103672-127=545406-(215+31)=160811-(963-232)=80606+846=1452398-20×2=358438-266+185=357117×5=585590×4-488=1872460-63×3=271544-(140+222)=182102+165+39=30631×(297-289)=248478-(269+161)=48682+348+991=202144+271×3=857200-(441-259)=18393-(177-18)=234339×2-459=219441×2+580=1462299×2-30=568278-48=230372-189-85=98351-(204-44)=191587-(314+89)=184849+976=1825404-252=152670-128×3=286148+(315-241)=222545×(631-626)=2725392×(701-695)=2352858×6=5148435+376+78=88952×(360-355)=260252-164-86=2394-279-13=10287+61×5=392531-21×8=36399+(990-230)=859124+429+43=596196-(891-802)=107415×(568-563)=2075321-270-15=36846+799-638=1007901-307-113=481497-12×4=449802+(933-387)=1348783+(917-458)=1242249+67×9=852290-71×3=77165+160=325147-40×3=27828-46×7=506110×7-6