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145-68+324=67+371-230=272+(204-202)=526×9=331-119×2=130+288×2=308+(732-684)=403-245=245+(887-429)=861-278=383+(459-210)=910-84+76=179×(489-484)=816-549-103=205×7-594=791×2-70=695-(95+407)=685×6-772=378+14+16=19+104=346×3-857=384+772+715=267+98=723×6=421×6-324=124×4=862-689+375=629-320=112+243-193=892-264+899=470-404=716-203+130=985-(37+942)=465-(128+107)=263+977-294=25×5+504=306-(25+34)=342-(94+202)=907-748=257-230+375=965×(65-58)=458-(228+35)=487+292+622=124×5-418=363×2-236=220+57-184=85×9=214×4+546=162+(377-357)=174-(27+142)=5/10-3/10=162+159=509+(756-76)=916-790=296×3=385×2+743=202+38=897×2-373=458+15×3=30+82×6=190×(309-306)=196×(481-477)=407-218-127=478-156=973-(208+399)=154+463+849=70+(905-54)=164+120=270×(81-75)=48×8=166×5=478-63-81=956×(214-209)=849-635+826=99+121-159=53+253=420-(648-605)=465-85-304=79×8+868=785×(521-514)=698-24-436=134+379+357=66+114=16+401-355=55+(368-107)=333+870+522=998+97×2=319+172+935=577+538=82×(863-860)=425-26×4=839-489+351=76×9-473=64×6=111+700+150=89×(32-28)=317-94×3=172×4=359-51×4=358+605-242=276+875+418=588+141+170=403-(349+46)=535×(82-75)=211+185=542-(370+92)=881-(667-471)=29+50=698-325+949=358-48×6=96×6+58=372-(229+66)=84-(495-421)=423×5=834+(660-60)=484-(205-101)=26×8+439=476-62-27=258+530=278-57=37×7=214+178=406-(377-208)=108×9-775=718-332-302=281-(425-291)=376+118×3=446+370+29=674-169-477=77×3+330=35+192=499-20×2=787-455-310=56+245-94=158+(658-463)=391+(487-25)=672-474-20=266×3-631=172×5+365=406+670+774=230-55+191=221+485-67=289×(226-221)=109-17×6=240+113-240=190+152-45=698×6-477=4/7+3/7=271-(993-881)=465-171=151×3=42×(479-471)=102×5-243=432-24×6=500-(327-46)=298-288+388=788-(403+328)=274-157+308=674×5=862+678-866=905-153×2=958-69-796=2/5-1/5=53+(464-39)=305×4-102=491+388-718=314-263=838+282+298=585×4=115×(416-412)=64×7=708-340-213=356+435+59=971-475+616=462×2-413=669-108+764=69×(60-53)=499-21×5=155+(427-420)=99×5+219=284-246=930-(183+53)=80×(500-497)=745-352-327=847-249×2=495×6-123=480-(46+167)=484-(328+88)=787-63=647-129-472=87-(262-198)=270×3-71=410+376+191=90×(333-324)=365-(424-325)=331+569+44=341+528+883=389-117×2=119+101×7=189×5=843+664-800=36×2+817=245-16×5=503-(402-150)=127×4=403+72×2=480+(460-181)=387+987=402+(470-387)=178×4=691+746-540=2/8+4/8=147×(937-932)=576-(786-624)=923-800=789+(851-391)=1/7+5/7=662×(557-554)=603-(384+77)=378×(275-270)=844-83×5=940-(87+281)=804×7=115+65=858-49×3=628-21×7=993-87×3=549+505-130=931-275+993=217-79×2=156+(249-32)=442-32×3=436-48-214=454+(186-182)=382+(495-236)=913-280-458=551+(623-261)=711-(685-535)=342-18=492-56×8=105×6-230=105×(301-292)=712+285×2=249+112=470-67-229=797+649-431=323+169=937-442=118+(318-186)=19×5+480=197×5-333=937-(100+538)=422+(880-39)=49+552+20=656-74+558=300+112-285=441-52×3=492-62-240=441-380-49=3/6-1/6=537+(883-79)=426+(510-297)=40+125×7=223×2=142×(430-427)=302-239+342=429×2-467=350+713-894=284-(20+33)=73+155=258+(832-653)=797-102×5=78×7-277=359-(102+44)=331+212=357+(115-56)=327×2-338=521×4-264=397+979+406=922+574=617×6=54×2=742+386×2=171×4-232=276-222=462-398+272=516-(748-549)=46+113×8=923-(15+271)=476-75=299+341+22=898-732=895-66=371+101-40=881-(712-659)=103×2+93=458-(284+113)=313×3+50=556+216×3=195×4+680=21+314×3=882-(90+211)=270-(331-233)=37+441-284=152+372=946-326=554+225=307-276=378-43-128=575×3-772=921-39×6=127×2+385=780-68×4=404-17-105=73×(41-33)=970+936-195=87×6=304-65-58=562-510-25=384-(473-135)=264-(139-17)=911+895+354=14×6-42=705-145×3=489-230=414×2-327=49+184+615=977-767=648-89×6=53+58-29=682+101×2=474-107-199=416×(739-732)=875+54+403=99-31+232=500-47-393=23×5=934+271-855=487-60-169=125-(106-40)=15×(384-376)=883-(48+372)=98×(36-33)=59×(129-121)=483-(84+381)=422-169+158=767×(31-28)=408-126-196=978×7=274+215-101=41×(286-280)=235-(380-202)=482-(212-200)=410-(48+233)=700-259-111=69+62=321-287=337×2-220=835+746-886=71×2=107-43=670-207×2=376+(372-125)=25+(365-38)=194×5-438=433-28+66=216+904-603=657+739=779+944+191=821-140×3=64+41+781=74×9-660=527-168×3=233-(954-773)=75-53+89=300-(58-15)=833×(218-215)=288+(635-130)=982-(470+486)=563-(554-390)=156+152=529×(825-820)=46+498+29=853×6=382×6=632+115+78=208-(289-126)=305-211+122=365×2=964-478-230=940+798+10=207×2-261=257-47-93=178×2+947=488-230=150-71×2=910-404-318=74×2=226×(116-113)=45×7-268=794×(321-316)=670-198+944=161+986+643=448-(284-34)=419-141-89=162×6-10=414-166-242=928-400×2=342-(339-118)=91+95=537-(330-217)=127×7=45×9=196+494+841=933×8=474-275=361+(498-379)=420+454+70=983+461=483×9=323+160=336+461=455-(263-113)=129+527+25=12×8+269=929+(851-128)=462-453+358=35+229×2=449-134-178=19-(109-100)=385-36-333=119×4+74=90+249=1/8+4/8=122×(44-39)=341×(151-147)=329-(261-114)=14×(188-183)=76+167=227×2-305=383×4-456=370+(347-342)=429-46=384-(756-633)=542+127=56+60-75=153+169=464-180×2=703-291+35=152-46+117=40×(121-116)=145-(33+32)=183×(421-418)=400+83-281=139×4=164×(186-182)=253-30×8=612+948+491=382+182×5=830×2-588=6/7-1/7=90+19=2/9+3/9=360-(28+306)=478-272-135=316-236+214=1/7+3/7=737-579-103=324×3=397-44=883-105×3=41×(373-366)=902-(608+174)=68+21+310=43×(44-40)=401-93×4=83×(175-168)=172+165-109=252-189+196=113×(314-311)=336-286=122×7-810=358+(444-263)=148×5+85=248+155-91=99+209=56×(277-269)=540-(662-359)=5/10-2/10=247+(319-43)=548+590-204=147+352=296+504=477-(967-883)=315-39×5=467-(544-212)=56+385-280=417+177+351=270-153=196-(66+105)=93+327-153=99×(360-352)=522-62×8=639×3-977=751-(446-399)=467+586+589=347+(335-139)=62+86=397-131=463-108-200=333-314+32=828-737=192-97+250=73+572+280=328×4=420+660+819=727-667+954=371+(802-737)=575+13×5=477-(875-626)=699+34+168=771+124×5=415×7=852-422-68=881-(683+197)=72×(123-119)=342-(150+48)=377-214+63=731-347×2=121+403+409=366-37-121=76×2+345=810-(114+446)=385-246=646-(148-105)=211-19-168=61×8-227=390+120×5=1/6+4/6=743+781=869-18+630=412-272+264=184-14×7=317+(679-106)=524-109-288=371-212-44=46+351-351=48×3=218+218+336=250-(77+16)=2/4-1/4=473-234=680×6-139=321+400=183+26+136=963-530+986=71×9=313-78×3=442-242+15=386-(227+39)=468-186+124=370-169+50=617+13+165=298-(13+72)=484-144-284=433-68×4=481-(296-23)=547×(645-640)=352×8-174=172-(164-31)=578-199+615=17×7=139×4+111=234×2+316=313+(295-51)=478-38-372=108-(477-404)=434-125×3=690-16-77=1/8+3/8=161×(130-121)=65-64+358=170×(63-60)=666-235+413=230×3-298=633-330=907-73×6=403+(643-277)=698×4-62=156-68×2=192×3-66=3/7-1/7=101+(273-28)=490-(167-105)=416+75×2=162×2=898×8-659=228+127=931+441-736=68+950-668=600-104=360+112×5=106+522=799×(313-310)=562×(769-765)=323+394-121=666-(344+220)=581-(451+15)=677+66-667=449-19×5=440-291=29+369-66=863-84×2=34+856+354=297-11+42=118×7-761=4/8-1/8=252+(853-90)=478+(224-11)=276-10-15=351-(25+162)=247+92×8=347-196+288=289+505=174+314=944+22×7=72×6+452=72×4+480=174×5-601=519-69-419=682+350-984=806-53=43+445-214=210×4=410-52×5=316-231+403=682-648-29=160+136=945-(254+22)=843-(697-675)=669+207+839=4/7-1/7=845-677=410-150+36=281+91+962=524+148+758=784-(756-327)=452-320=491-121-361=341×2-541=354-(83+247)=382+788-751=106×2+374=414-41×2=319-16=252+246=428-237-47=276×8=396-233=227-(189-142)=842-366+427=159×2+645=805×6-871=1/7+2/7=424+(376-55)=775-202=124×(61-57)=656-573=98+197×2=285-(118+38)=90+238-198=500-70×5=543+27+258=5/9+4/9=664+878=503×7-230=488-91×5=594-160-134=435+(487-139)=141+24=118×3+21=404-(437-229)=234×9=466-(488-391)=766-588-175=301+107+417=91+228+156=152×(768-762)=867-(214+382)=148+38+629=267+196=494-(420-333)=300-150+24=136+605=234-11×8=273-(175+64)=591+846+556=825×6=767-470=298-24-185=381+301+171=973-(494+216)=142+(240-205)=1/9+8/9=938×(524-515)=88×(405-399)=950-163=220+148=996-(774-396)=359-(54+132)=406-132×2=173+194=303-39-258=696-130+529=467-(115+185)=271+187-450=745×5-253=345-234=90+275+860=987+(774-725)=184-24×7=401-(259+134)=484+533+912=419×(368-364)=3/10-2/10=406+(453-103)=87+133+78=182+266-394=899-557+824=732-(377+209)=245+95=477-77+91=859+(776-202)=179+747-294=489-(35+146)=50+184=405-92=196+22+482=553+488-52=30+208-129=156×5-738=523+423×2=251-43=534-(66+35)=290-19-131=262+(168-163)=362+115-157=209-(299-99)=659-125×4=888×3=148+583-142=497-(780-393)=246-42×4=579-182=103+97=117×8=284×3+365=921-921+423=469×2=10+100×6=169-126+94=899×8=137+94×8=194+243-117=462×6-669=614-(142+440)=106×7-78=895-141+214=357+942-559=48×7=893+53×6=3/5-1/5=973×9=424-(429-190)=185+(323-120)=250-35×6=748-(952-311)=25+874+751=331-210+267=683+654-366=892-275×2=808×3-892=105×2=349×(98-95)=421-235=372+276=368+93-179=23+450+329=559-60×9=3/5+2/5=453-16×8=290+(389-284)=260-(465-345)=381+324-409=475-465=180+870=423-202=189×2-198=430+(796-654)=226-(393-339)=54×5=497-(193+241)=775-537+181=946-(31+262)=413+(900-603)=656-(849-585)=396×3-741=426-271=588+642=254+(342-164)=791×(283-278)=845+(447-194)=307+(498-211)=688-(51+570)=76×3+489=203-112=862-(969-435)=833×9=320×3=6/8-1/8=923-(137+479)=86-(489-440)=347-186+181=72+32×4=695×7-171=411-43×3=337-241+381=360-(306-100)=449+(575-195)=855+333+823=59-(472-419)=447-246-104=342+64=993-(459+78)=99×3+357=147+341-284=68×(81-73)=755×7-881=594+436-519=381+48×5=244+(203-101)=257-60-185=798+(771-70)=389-321=927-54=382-216-153=473+22-225=807×9=783-671+849=654×(216-208)=360-(119+128)=745-(131+566)=331×2=489-106+33=221×4-824=207×3=192+983-632=552-507=218×(370-366)=698+(738-39)=582-155-147=473-226=298+207=866×8=参考答案145-68+324=40167+371-230=208272+(204-202)=274526×9=4734331-119×2=93130+288×2=706308+(732-684)=356403-245=158245+(887-429)=703861-278=583383+(459-210)=632910-84+76=902179×(489-484)=895816-549-103=164205×7-594=841791×2-70=1512695-(95+407)=193685×6-772=3338378+14+16=40819+104=123346×3-857=181384+772+715=1871267+98=365723×6=4338421×6-324=2202124×4=496862-689+375=548629-320=309112+243-193=162892-264+899=1527470-404=66716-203+130=643985-(37+942)=6465-(128+107)=230263+977-294=94625×5+504=629306-(25+34)=247342-(94+202)=46907-748=159257-230+375=402965×(65-58)=6755458-(228+35)=195487+292+622=1401124×5-418=202363×2-236=490220+57-184=9385×9=765214×4+546=1402162+(377-357)=182174-(27+142)=55/10-3/10=2/10162+159=321509+(756-76)=1189916-790=126296×3=888385×2+743=1513202+38=240897×2-373=1421458+15×3=50330+82×6=522190×(309-306)=570196×(481-477)=784407-218-127=62478-156=322973-(208+399)=366154+463+849=146670+(905-54)=921164+120=284270×(81-75)=162048×8=384166×5=830478-63-81=334956×(214-209)=4780849-635+826=104099+121-159=6153+253=306420-(648-605)=377465-85-304=7679×8+868=1500785×(521-514)=5495698-24-436=238134+379+357=87066+114=18016+401-355=6255+(368-107)=316333+870+522=1725998+97×2=1192319+172+935=1426577+538=111582×(863-860)=246425-26×4=321839-489+351=70176×9-473=21164×6=384111+700+150=96189×(32-28)=356317-94×3=35172×4=688359-51×4=155358+605-242=721276+875+418=1569588+141+170=899403-(349+46)=8535×(82-75)=3745211+185=396542-(370+92)=80881-(667-471)=68529+50=79698-325+949=1322358-48×6=7096×6+58=634372-(229+66)=7784-(495-421)=10423×5=2115834+(660-60)=1434484-(205-101)=38026×8+439=647476-62-27=387258+530=788278-57=22137×7=259214+178=392406-(377-208)=237108×9-775=197718-332-302=84281-(425-291)=147376+118×3=730446+370+29=845674-169-477=2877×3+330=56135+192=227499-20×2=459787-455-310=2256+245-94=207158+(658-463)=353391+(487-25)=853672-474-20=178266×3-631=167172×5+365=1225406+670+774=1850230-55+191=366221+485-67=639289×(226-221)=1445109-17×6=7240+113-240=113190+152-45=297698×6-477=37114/7+3/7=1271-(993-881)=159465-171=294151×3=45342×(479-471)=336102×5-243=267432-24×6=288500-(327-46)=219298-288+388=398788-(403+328)=57274-157+308=425674×5=3370862+678-866=674905-153×2=599958-69-796=932/5-1/5=1/553+(464-39)=478305×4-102=1118491+388-718=161314-263=51838+282+298=1418585×4=2340115×(416-412)=46064×7=448708-340-213=155356+435+59=850971-475+616=1112462×2-413=511669-108+764=132569×(60-53)=483499-21×5=394155+(427-420)=16299×5+219=714284-246=38930-(183+53)=69480×(500-497)=240745-352-327=66847-249×2=349495×6-123=2847480-(46+167)=267484-(328+88)=68787-63=724647-129-472=4687-(262-198)=23270×3-71=739410+376+191=97790×(333-324)=810365-(424-325)=266331+569+44=944341+528+883=1752389-117×2=155119+101×7=826189×5=945843+664-800=70736×2+817=889245-16×5=165503-(402-150)=251127×4=508403+72×2=547480+(460-181)=759387+987=1374402+(470-387)=485178×4=712691+746-540=8972/8+4/8=6/8147×(937-932)=735576-(786-624)=414923-800=123789+(851-391)=12491/7+5/7=6/7662×(557-554)=1986603-(384+77)=142378×(275-270)=1890844-83×5=429940-(87+281)=572804×7=5628115+65=180858-49×3=711628-21×7=481993-87×3=732549+505-130=924931-275+993=1649217-79×2=59156+(249-32)=373442-32×3=346436-48-214=174454+(186-182)=458382+(495-236)=641913-280-458=175551+(623-261)=913711-(685-535)=561342-18=324492-56×8=44105×6-230=400105×(301-292)=945712+285×2=1282249+112=361470-67-229=174797+649-431=1015323+169=492937-442=495118+(318-186)=25019×5+480=575197×5-333=652937-(100+538)=299422+(880-39)=126349+552+20=621656-74+558=1140300+112-285=127441-52×3=285492-62-240=190441-380-49=123/6-1/6=2/6537+(883-79)=1341426+(510-297)=63940+125×7=915223×2=446142×(430-427)=426302-239+342=405429×2-467=391350+713-894=169284-(20+33)=23173+155=228258+(832-653)=437797-102×5=28778×7-277=269359-(102+44)=213331+212=543357+(115-56)=416327×2-338=316521×4-264=1820397+979+406=1782922+574=1496617×6=370254×2=108742+386×2=1514171×4-232=452276-222=54462-398+272=336516-(748-549)=31746+113×8=950923-(15+271)=637476-75=401299+341+22=662898-732=166895-66=829371+101-40=432881-(712-659)=828103×2+93=299458-(284+113)=61313×3+50=989556+216×3=1204195×4+680=146021+314×3=963882-(90+211)=581270-(331-233)=17237+441-284=194152+372=524946-326=620554+225=779307-276=31378-43-128=207575×3-772=953921-39×6=687127×2+385=639780-68×4=508404-17-105=28273×(41-33)=584970+936-195=171187×6=522304-65-58=181562-510-25=27384-(473-135)=46264-(139-17)=142911+895+354=216014×6-42=42705-145×3=270489-230=259414×2-327=50149+184+615=848977-767=210648-89×6=11453+58-29=82682+101×2=884474-107-199=168416×(739-732)=2912875+54+403=133299-31+232=300500-47-393=6023×5=115934+271-855=350487-60-169=258125-(106-40)=5915×(384-376)=120883-(48+372)=46398×(36-33)=29459×(129-121)=472483-(84+381)=18422-169+158=411767×(31-28)=2301408-126-196=86978×7=6846274+215-101=38841×(286-280)=246235-(380-202)=57482-(212-200)=470410-(48+233)=129700-259-111=33069+62=131321-287=34337×2-220=454835+746-886=69571×2=142107-43=64670-207×2=256376+(372-125)=62325+(365-38)=352194×5-438=532433-28+66=471216+904-603=517657+739=1396779+944+191=1914821-140×3=40164+41+781=88674×9-660=6527-168×3=23233-(954-773)=5275-53+89=111300-(58-15)=257833×(218-215)=2499288+(635-130)=793982-(470+486)=26563-(554-390)=399156+152=308529×(825-820)=264546+498+29=573853×6=5118382×6=2292632+115+78=825208-(289-126)=45305-211+122=216365×2=730964-478-230=256940+798+10=1748207×2-261=153257-47-93=117178×2+947=1303488-230=258150-71×2=8910-404-318=18874×2=148226×(116-113)=67845×7-268=47794×(321-316)=3970670-198+944=1416161+986+643=1790448-(284-34)=198419-141-89=189162×6-10=962414-166-242=6928-400×2=128342-(339-118)=12191+95=186537-(330-217)=424127×7=88945×9=405196+494+841=1531933×8=7464474-275=199361+(498-379)=480420+454+70=944983+461=1444483×9=4347323+160=483336+461=797455-(263-113)=305129+527+25=68112×8+269=365929+(851-128)=1652462-453+358=36735+229×2=493449-134-178=13719-(109-100)=10385-36-333=16119×4+74=55090+249=3391/8+4/8=5/8122×(44-39)=610341×(151-147)=1364329-(261-114)=18214×(188-183)=7076+167=243227×2-305=149383×4-456=1076370+(347-342)=375429-46=383384-(756-633)=261542+127=66956+60-75=41153+169=322464-180×2=104703-291+35=447152-46+117=22340×(121-116)=200145-(33+32)=80183×(421-418)=549400+83-281=202139×4=556164×(186-182)=656253-30×8=13612+948+491=2051382+182×5=1292830×2-588=10726/7-1/7=5/790+19=1092/9+3/9=5/9360-(28+306)=26478-272-135=71316-236+214=2941/7+3/7=4/7737-579-103=55324×3=972397-44=353883-105×3=56841×(373-366)=287902-(608+174)=12068+21+310=39943×(44-40)=172401-93×4=2983×(175-168)=581172+165-109=228252-189+196=259113×(314-311)=339336-286=50122×7-810=44358+(444-263)=539148×5+85=825248+155-91=31299+209=30856×(277-269)=448540-(662-359)=2375/10-2/10=3/10247+(319-43)=523548+590-204=934147+352=499296+504=800477-(967-883)=393315-39×5=120467-(544-212)=13556+385-280=161417+177+351=945270-153=117196-(66+105)=2593+327-153=26799×(360-352)=792522-62×8=26639×3-977=940751-(446-399)=704467+586+589=1642347+(335-139)=54362+86=148397-131=266463-108-200=155333-314+32=51828-737=91192-97+250=34573+572+280=925328×4=1312420+660+819=1899727-667+954=1014371+(802-737)=436575+13×5=640477-(875-626)=228699+34+168=901771+124×5=1391415×7=2905852-422-68=362881-(683+197)=172×(123-119)=288342-(150+48)=144377-214+63=226731-347×2=37121+403+409=933366-37-121=20876×2+345=497810-(114+446)=250385-246=139646-(148-105)=603211-19-168=2461×8-227=261390+120×5=9901/6+4/6=5/6743+781=1524869-18+630=1481412-272+264=404184-14×7=86317+(679-106)=890524-109-288=127371-212-44=11546+351-351=4648×3=144218+218+336=772250-(77+16)=1572/4-1/4=1/4473-234=239680×6-139=3941321+400=721183+26+136=345963-530+986=141971×9=639313-78×3=79442-242+15=215386-(227+39)=120468-186+124=406370-169+50=251617+13+165=795298-(13+72)=213484-144-284=56433-68×4=161481-(296-23)=208547×(645-640)=2735352×8-174=2642172-(164-31)=39578-199+615=99417×7=119139×4+111=667234×2+316=784313+(295-51)=557478-38-372=68108-(477-404)=35434-125×3=59690-16-77=5971/8+3/8=4/8161×(130-121)=144965-64+358=359170×(63-60)=510666-235+413=844230×3-298=392633-330=303907-73×6=469403+(643-277)=769698×4-62=2730156-68×2=20192×3-66=5103/7-1/7=2/7101+(273-28)=346490-(167-105)=428416+75×2=566162×2=324898×8-659=6525228+127=355931+441-736=63668+950-668=350600-104=496360+112×5=920106+522=628799×(313-310)=2397562×(769-765)=2248323+394-121=596666-(344+220)=102581-(451+15)=115677+66-667=76449-19×5=354440-291=14929+369-66=332863-84×2=69534+856+354=1244297-11+42=328118×7-761=654/8-1/8=3/8252+(853-90)=1015478+(224-11)=691276-10-15=251351-(25+162)=164247+92×8=983347-196+288=439289+505=794174+314=488944+22×7=109872×6+452=88472×4+480=768174×5-601=269519-69-419=31682+350-984=48806-53=75343+445-214=274210×4=840410-52×5=150316-231+403=488682-648-29=5160+136=296945-(254+22)=669843-(697-675)=821669+207+839=17154/7-1/7=3/7845-677=168410-150+36=296281+91+962=1334524+148+758=1430784-(756-327)=355452-320=132491-121-361=9341×2-541=141354-(83+247)=24382+788-751=419106×2+374=586414-41×2=332319-16=303252+246=498428-237-47=144276×8=2208396-233=163227-(189-142)=180842-366+427=903159×2+645=963805×6-871=39591/7+2/7=3/7424+(376-55)=745775-202=573124×(61-57)=496656-573=8398+197×2=492285-(118+38)=12990+238-198=130500-70×5=150543+27+258=8285/9+4/9=1664+878=1542503×7-230=3291488-91×5=33594-160-134=300435+(487-139)=783141+24=165118×3+21=375404-(437-229)=196234×9=2106466-(488-391)=369766-588-175=3301+107+417=82591+228+156=475152×(768-762)=912867-(214+382)=271148+38+629=815267+196=463494-(420-333)=407300-150+24=174136+605=741234-11×8=146273-(175+64)=34591+846+556=1993825×6=4950767-470=297298-24-185=89381+301+171=853973-(494+216)=263142+(240-205)=1771/9+8/9=1938×(524-515)=844288×(405-399)=528950-163=787220+148=368996-(774-396)=618359-(54+132)=173406-132×2=14