三年級數(shù)學(xué)(上)計算題專項(xiàng)練習(xí)附答案集錦

三年級數(shù)學(xué)(上)計算題專項(xiàng)練習(xí)附答案集錦136×8-515=201+184-362=945+633=156×(277-273)=760-459=687×3=475-21×7=879-87×6=15+(931-373)=466-(179+277)=498-203-194=65×4+282=433-162-117=343+115×8=848-454-66=378+(758-25)=471-254+460=102×8=410-181+176=342-106×3=667-(136+450)=81+340+231=444-40-79=942-212=674-108=489+(432-283)=59×(406-397)=79×5=539+62×5=173×2=482-(181+289)=526+313+23=105-33=149×2=478-203=124+(444-80)=777+(730-703)=378-15-155=234×8-384=126×4=855-(484-473)=765×4-949=311-(136+156)=403-(85+224)=806-15×9=719-246-19=159+206=555-537=176×4-445=830-269+270=791×7=93×2+40=338+976=408+762+320=238-59×4=2/4-1/4=67+46=989-28-451=798+(338-149)=849-325-92=329×(348-345)=42+456-53=226-16×9=352+329+59=833+178×2=808-(662-303)=741+(396-191)=157+52×3=839-78-341=851-84-125=238-215+374=876-(209+581)=365+116=256-(462-370)=813×(588-581)=325+23+293=459-211=706+(827-274)=560+852=432-40-370=786×6-191=534-36×2=444+506-405=940-(284+621)=833+759-241=565-421+448=942-352+714=774-340+42=423-(734-345)=409-(122+180)=75×6=405-203-52=126+26+618=455-(20+345)=901-546-335=521+93=150×4+70=458-(466-67)=212×4+771=14+344×2=3/9+5/9=145×3+458=108+(234-43)=146+145=69-49=761-(223+151)=86+144=837×2-932=478-47×4=775×(36-32)=140+103=641-(151+448)=340-281=734×6-521=344-73×4=373-115=302-(126-16)=447+563-88=215+491×2=248×3+133=258+195-85=1/6+2/6=177+(375-94)=759-(449-221)=134×3-264=277-164-10=678-(68+181)=74×6=606+(706-191)=867+776+818=4/8-3/8=489×2+814=486-44-26=121×5=434+59×4=130+120=100×6=829-(168+254)=206×(229-226)=267×3=220×2+249=83×(157-152)=418-161×2=351-(928-632)=835×3=349-24=529-(701-350)=97+564+688=487×(372-363)=163-21-93=342-77-94=225+135×4=473-45×4=385-140=275×2-456=13+476-458=437×(771-767)=56+252=694-307=101+110+86=451×(655-647)=63×(151-145)=405-153-100=452-185-49=561-(362+67)=242-174=278-(170+30)=506×9-592=265+868-829=174+80×6=895-120-517=416×(795-791)=582-(277+198)=373-(155-151)=906-30×9=519×9-867=123-64+246=481-(69+321)=94-18=326-25×8=212+30×4=313+125+11=253+(292-23)=948-106×5=765+516+656=137×6-490=590×9=880-317+909=695+869-374=69×7-336=47+412-214=229×4-240=515+(614-583)=489+663=621-(719-117)=213-21-166=456-77=162+(792-41)=312×2+397=774-(922-840)=794-592+475=63×8=653-631=68+(851-189)=181+43=482+(989-814)=856-(568-353)=791-97-551=99×(467-460)=905×(568-560)=151-93+210=318×3-574=796+410+780=246-(20+194)=403+(405-301)=791+53+228=893×3=392-144=427+(293-274)=408+188+62=657×2=389-307=591-52×3=277+335+275=840+716-189=449-(452-314)=54×5+408=398-81×3=747-398=64×5-231=831×7-243=107+260=79+37×9=883-(589+38)=272×2=785-328×2=416-72×2=882-398=361-(63+296)=268-(463-453)=116-(148-88)=959-37-866=295+131-187=288×2+361=328-216-76=37×2=160+719+712=217+541=814-343+589=3/6-1/6=766+15×5=98-(710-677)=16×5+82=160-73+354=100+133-44=512-431+978=925-174-269=39×(489-482)=467+(248-160)=405+245=423-(455-286)=107+(492-227)=328-306=595-(502-256)=851×7-56=621×9-312=15×(443-434)=73-(220-193)=332+87-105=132+119=922-191+478=130-(470-344)=333-12×9=126×7=313-42-57=530-503=411-295-81=24×3=176+716-155=95×4-96=457-37-317=111×6=120-(77-60)=383-202-34=216×7-213=745+66-600=93×8=18×8-97=313-(269-178)=80×7=223-158=485-462+51=837-(19+727)=335-150=860×7-872=295-124×2=938+166-89=517+(637-365)=92×(72-69)=3/5-1/5=262×3-98=118×3+70=468-60×3=387×2-623=258+155+75=961+895=357+959+835=445-278-126=753×5-202=757-187-57=197-(438-277)=841-123=1/10+4/10=120+89=884-(619-234)=2/5-1/5=588+227=154×2=367-84×3=597-(366-103)=520-39=345-104+219=335+169×5=418+(329-278)=224+(543-290)=764-(384+108)=323-14-220=165+112×5=520×(493-487)=421-156-239=197×5=369+41-98=13×7+319=61×5+113=973-193-619=121-74+404=279-123+192=455+520=449+557+749=310×(287-284)=374-(114+251)=732×(94-91)=896-(512+116)=812-(179+131)=51×6-169=294+371=369+(146-51)=315-245=402×2=3/10-1/10=221+239×3=209+581+209=6/10-1/10=167×4-437=734×5-938=917×2=141×4=310+775-132=325+(329-138)=251-179=815-(182+622)=549+80×4=389+105+487=787+50×6=222+388+38=661-(724-195)=379-149-135=104×4+694=525-240-32=677-(982-430)=555+230=813-(302+206)=794-515+241=436-398+585=725-25-61=169+142×6=416-(21+140)=71-42+270=436+(386-91)=118×(137-132)=558-267×2=543×(235-230)=384-(67+128)=160+(723-13)=943-243×3=940×(16-13)=642×6=474-59=323-59-210=198-40+144=574-65×6=471+866+753=215-19×5=618+52-659=339-(26+130)=813-269×3=65+337-327=377+99=291-132+95=482-442+122=144×3=2/6+3/6=632-18=667-97×4=144+260-340=845×4-708=363-(213-136)=86-(568-527)=257+(408-245)=362-10+79=43×(360-352)=301-50×4=982-58×7=105+147+467=200×5+996=140×4=218-29×6=209-(156-66)=145+276-315=931×4=192+852-113=478-184+13=812-61×7=904+367+30=46×2=141+430+402=527-(871-604)=182+(361-217)=456+(364-161)=279×2-503=237+213=139+58=400-52×5=189×3-295=77×(474-470)=974-403-500=454-439+304=16+432-236=485+213×2=33+(324-209)=948-(36+39)=543+261-589=546-512=563×3=830×(923-915)=43×2=607×2=951+(753-526)=393-(134+73)=796+130-463=2/9+5/9=617-306+708=14+(134-75)=924+68×7=451+654-397=111×7+838=760-481-221=744-204-333=139+179+90=260-(140+12)=546-139=434-(230+19)=774-(274+22)=5/8-1/8=27×(117-108)=47×3+31=280-79-43=428-57=349×2+856=358-(182+86)=135×5-476=17×(33-26)=135+167-127=100+108=20+776+179=37×(205-196)=377-377+79=658-541=209×4-170=152-(79+46)=565+618+671=89×8-636=311-(138-43)=188-127+81=419-129-273=148×(783-780)=310-29+53=680-532=186+119=372+900-400=72-(434-410)=325-240+328=415-285=325-324+228=81-(305-281)=213×(53-49)=423-250-38=696-361-27=247+177+134=519+936=446×5=828-172+720=458-346+198=198+979+821=14×2=135-13=269-111=708+(692-440)=176+407×2=41+277-242=863-(291-48)=123+286-170=310-67×4=409×2=678×2-193=825-189-268=423-(279-236)=172-133+381=591-(103+159)=407-(263-74)=423+624-849=738-627+535=593-559=974×3=119+69-48=310-194+885=193+273×2=415-204-127=337+846-80=158×(449-444)=41+49-57=715+201+83=839×3=191×5-392=3/7-2/7=897-64×8=243+206×2=206×(71-67)=656+197=773-(106+134)=218-118=349-238+296=531+283+230=799+322+539=154×(102-96)=376-(269+18)=813+(959-288)=213×4-428=854+103+674=553+42×6=314×5=485×(992-986)=65×(436-427)=318-(66+20)=212+432=458-134×2=134×6-257=496-(73+305)=523-475=395-84=482+259=560+287=640-22×2=471-136-289=691+(659-558)=150+155-237=59+300=812-(81+38)=503+(968-472)=22×3=930-272+196=132×5-591=56+(406-197)=5/9-4/9=817+(559-387)=50+56+128=186×(414-410)=121-(41+39)=335×2+252=31×6=219-(500-497)=339×2=471-(29+170)=580+(852-333)=63+182×5=533-63×8=401-49+68=715×5-539=421×2+289=542+186+150=213-202+249=597+(304-77)=364-332+318=313-265=423+885=239×6=42+378-18=141+(324-60)=2/7+3/7=358×8-62=28+180+66=38×(251-246)=63+369-202=932+473+109=131+263+517=71-27+187=345×2+65=460+74×6=4/8+3/8=745+518-916=51+305=869×(198-192)=100-29+276=921-29×9=410-70×2=585+276+148=1/5+4/5=64+231-192=58+214×4=422-(258-16)=304×2=482×2=730-662+600=385-(11+278)=480+(256-40)=22+(437-399)=588-(316-197)=995-(634-630)=842-(829-701)=124×(843-837)=607-(101-72)=352+130=315+150=702-16=70-20+86=915+623+469=276×2=820-715+920=668×(844-839)=496-(201+290)=956-(557+373)=70×(423-416)=153×(820-815)=30×6-138=911+947+807=7/10-2/10=302-114+35=241-17×2=582+(534-425)=441-(213-192)=565×3=229+(350-38)=259+150=805+846+419=31×7+220=45+381-372=338-136=259×3-552=505-(965-618)=222+199=398+928-942=23+108=225+121-159=449-407+307=104-(95-54)=989-31-196=962+393-123=984-57-659=145-58×2=391-372=691-623=733×9-901=56+(225-11)=173×(205-202)=124+541=398+33+366=207+607+83=224-77=817-205×2=703×8-947=450-(203+28)=471-(167+202)=927-95×7=683-109×5=582×2=732×(287-282)=218+135-218=176+65-131=966-(412+388)=187-56×2=43+477+439=657-190-90=407+(241-221)=249-50-124=148+79+178=270-116=313-64×3=299×(68-65)=90×5=2/7+4/7=80×5=786-158=959×(286-281)=803-250-253=65+23=3/6+2/6=47×8+46=121-16×4=62×(155-147)=264-16×9=409+330+96=546×5-36=995+626-412=144+(673-189)=125+519=151×4-374=783-487-235=678×(973-965)=247+24-11=335+147=359+195=877-159=72×2+226=109×6-189=364+41+153=321-(376-296)=878-876+720=272×3=465-44×8=218-(444-359)=421-(60+263)=298-95=410+121=77+112=206-(181-89)=237×(124-120)=532-(103+32)=162×3+413=993-494=471×(553-550)=173+224-36=224+703-144=344+(806-442)=678+(418-45)=451-47×7=668+371-376=787-595-83=241+148+595=467-(334-14)=163×(433-427)=411-(34-19)=808-111-241=555+333-416=320+242+137=464-48×9=275+(124-21)=433-211×2=545×(698-695)=372+786+420=61+44+419=693×5-648=588×2-366=663-662+311=280-261=325-(308-276)=57+108=253×2+216=484-(60+356)=116-33-59=395-26×8=705-(341-140)=347-(11+174)=976+425-166=192-63×2=936-(183+603)=89×(273-265)=674-71×5=848-(162+110)=94+113=38×5-89=440-168-213=137×(89-83)=546-233=163+266=573+(865-712)=217×7-787=35×7-20=750+892-465=107×2-91=101×3=933-647=247+577=755×(612-603)=175+(243-207)=341×2-475=799+(373-36)=377+487+106=256+144×4=4/7+2/7=354-(166-130)=590-(409-327)=69+264-284=254+551+192=933+260+180=244-239+802=284-(30+49)=199+(83-26)=31×2+342=615×2=182-36=188+98=80+341=891+825-809=956-73×8=379-(208-91)=967-(261+174)=3/6-2/6=148+248-55=781+439+130=985-(981-844)=467+346+918=476-424+84=146+276=924-(745+123)=678+480=74+(488-131)=838+741-320=941×6=921-331+556=96×(858-852)=1/5+3/5=277+(370-259)=390+(274-133)=358+97=275+143-327=251-29×2=394+(996-610)=367-225+608=494-42×8=166+310=194×5-438=134×3-127=278-(445-188)=89×7=615+18×5=743-565=211-(392-340)=545-309+980=354-31+31=343+322×2=475-168=891-647+45=359-15×3=145×(98-94)=828-168-509=163×6-364=782×8-572=202+54=207×(45-41)=400×(668-661)=625+141+531=45×3+446=340×7=421-77-175=參考答案136×8-515=573201+184-362=23945+633=1578156×(277-273)=624760-459=301687×3=2061475-21×7=328879-87×6=35715+(931-373)=573466-(179+277)=10498-203-194=10165×4+282=542433-162-117=154343+115×8=1263848-454-66=328378+(758-25)=1111471-254+460=677102×8=816410-181+176=405342-106×3=24667-(136+450)=8181+340+231=652444-40-79=325942-212=730674-108=566489+(432-283)=63859×(406-397)=53179×5=395539+62×5=849173×2=346482-(181+289)=12526+313+23=862105-33=72149×2=298478-203=275124+(444-80)=488777+(730-703)=804378-15-155=208234×8-384=1488126×4=504855-(484-473)=844765×4-949=2111311-(136+156)=19403-(85+224)=94806-15×9=671719-246-19=454159+206=365555-537=18176×4-445=259830-269+270=831791×7=553793×2+40=226338+976=1314408+762+320=1490238-59×4=22/4-1/4=1/467+46=113989-28-451=510798+(338-149)=987849-325-92=432329×(348-345)=98742+456-53=445226-16×9=82352+329+59=740833+178×2=1189808-(662-303)=449741+(396-191)=946157+52×3=313839-78-341=420851-84-125=642238-215+374=397876-(209+581)=86365+116=481256-(462-370)=164813×(588-581)=5691325+23+293=641459-211=248706+(827-274)=1259560+852=1412432-40-370=22786×6-191=4525534-36×2=462444+506-405=545940-(284+621)=35833+759-241=1351565-421+448=592942-352+714=1304774-340+42=476423-(734-345)=34409-(122+180)=10775×6=450405-203-52=150126+26+618=770455-(20+345)=90901-546-335=20521+93=614150×4+70=670458-(466-67)=59212×4+771=161914+344×2=7023/9+5/9=8/9145×3+458=893108+(234-43)=299146+145=29169-49=20761-(223+151)=38786+144=230837×2-932=742478-47×4=290775×(36-32)=3100140+103=243641-(151+448)=42340-281=59734×6-521=3883344-73×4=52373-115=258302-(126-16)=192447+563-88=922215+491×2=1197248×3+133=877258+195-85=3681/6+2/6=3/6177+(375-94)=458759-(449-221)=531134×3-264=138277-164-10=103678-(68+181)=42974×6=444606+(706-191)=1121867+776+818=24614/8-3/8=1/8489×2+814=1792486-44-26=416121×5=605434+59×4=670130+120=250100×6=600829-(168+254)=407206×(229-226)=618267×3=801220×2+249=68983×(157-152)=415418-161×2=96351-(928-632)=55835×3=2505349-24=325529-(701-350)=17897+564+688=1349487×(372-363)=4383163-21-93=49342-77-94=171225+135×4=765473-45×4=293385-140=245275×2-456=9413+476-458=31437×(771-767)=174856+252=308694-307=387101+110+86=297451×(655-647)=360863×(151-145)=378405-153-100=152452-185-49=218561-(362+67)=132242-174=68278-(170+30)=78506×9-592=3962265+868-829=304174+80×6=654895-120-517=258416×(795-791)=1664582-(277+198)=107373-(155-151)=369906-30×9=636519×9-867=3804123-64+246=305481-(69+321)=9194-18=76326-25×8=126212+30×4=332313+125+11=449253+(292-23)=522948-106×5=418765+516+656=1937137×6-490=332590×9=5310880-317+909=1472695+869-374=119069×7-336=14747+412-214=245229×4-240=676515+(614-583)=546489+663=1152621-(719-117)=19213-21-166=26456-77=379162+(792-41)=913312×2+397=1021774-(922-840)=692794-592+475=67763×8=504653-631=2268+(851-189)=730181+43=224482+(989-814)=657856-(568-353)=641791-97-551=14399×(467-460)=693905×(568-560)=7240151-93+210=268318×3-574=380796+410+780=1986246-(20+194)=32403+(405-301)=507791+53+228=1072893×3=2679392-144=248427+(293-274)=446408+188+62=658657×2=1314389-307=82591-52×3=435277+335+275=887840+716-189=1367449-(452-314)=31154×5+408=678398-81×3=155747-398=34964×5-231=89831×7-243=5574107+260=36779+37×9=412883-(589+38)=256272×2=544785-328×2=129416-72×2=272882-398=484361-(63+296)=2268-(463-453)=258116-(148-88)=56959-37-866=56295+131-187=239288×2+361=937328-216-76=3637×2=74160+719+712=1591217+541=758814-343+589=10603/6-1/6=2/6766+15×5=84198-(710-677)=6516×5+82=162160-73+354=441100+133-44=189512-431+978=1059925-174-269=48239×(489-482)=273467+(248-160)=555405+245=650423-(455-286)=254107+(492-227)=372328-306=22595-(502-256)=349851×7-56=5901621×9-312=527715×(443-434)=13573-(220-193)=46332+87-105=314132+119=251922-191+478=1209130-(470-344)=4333-12×9=225126×7=882313-42-57=214530-503=27411-295-81=3524×3=72176+716-155=73795×4-96=284457-37-317=103111×6=666120-(77-60)=103383-202-34=147216×7-213=1299745+66-600=21193×8=74418×8-97=47313-(269-178)=22280×7=560223-158=65485-462+51=74837-(19+727)=91335-150=185860×7-872=5148295-124×2=47938+166-89=1015517+(637-365)=78992×(72-69)=2763/5-1/5=2/5262×3-98=688118×3+70=424468-60×3=288387×2-623=151258+155+75=488961+895=1856357+959+835=2151445-278-126=41753×5-202=3563757-187-57=513197-(438-277)=36841-123=7181/10+4/10=5/10120+89=209884-(619-234)=4992/5-1/5=1/5588+227=815154×2=308367-84×3=115597-(366-103)=334520-39=481345-104+219=460335+169×5=1180418+(329-278)=469224+(543-290)=477764-(384+108)=272323-14-220=89165+112×5=725520×(493-487)=3120421-156-239=26197×5=985369+41-98=31213×7+319=41061×5+113=418973-193-619=161121-74+404=451279-123+192=348455+520=975449+557+749=1755310×(287-284)=930374-(114+251)=9732×(94-91)=2196896-(512+116)=268812-(179+131)=50251×6-169=137294+371=665369+(146-51)=464315-245=70402×2=8043/10-1/10=2/10221+239×3=938209+581+209=9996/10-1/10=5/10167×4-437=231734×5-938=2732917×2=1834141×4=564310+775-132=953325+(329-138)=516251-179=72815-(182+622)=11549+80×4=869389+105+487=981787+50×6=1087222+388+38=648661-(724-195)=132379-149-135=95104×4+694=1110525-240-32=253677-(982-430)=125555+230=785813-(302+206)=305794-515+241=520436-398+585=623725-25-61=639169+142×6=1021416-(21+140)=25571-42+270=299436+(386-91)=731118×(137-132)=590558-267×2=24543×(235-230)=2715384-(67+128)=189160+(723-13)=870943-243×3=214940×(16-13)=2820642×6=3852474-59=415323-59-210=54198-40+144=302574-65×6=184471+866+753=2090215-19×5=120618+52-659=11339-(26+130)=183813-269×3=665+337-327=75377+99=476291-132+95=254482-442+122=162144×3=4322/6+3/6=5/6632-18=614667-97×4=279144+260-340=64845×4-708=2672363-(213-136)=28686-(568-527)=45257+(408-245)=420362-10+79=43143×(360-352)=344301-50×4=101982-58×7=576105+147+467=719200×5+996=1996140×4=560218-29×6=44209-(156-66)=119145+276-315=106931×4=3724192+852-113=931478-184+13=307812-61×7=385904+367+30=130146×2=92141+430+402=973527-(871-604)=260182+(361-217)=326456+(364-161)=659279×2-503=55237+213=450139+58=197400-52×5=140189×3-295=27277×(474-470)=308974-403-500=71454-439+304=31916+432-236=212485+213×2=91133+(324-209)=148948-(36+39)=873543+261-589=215546-512=34563×3=1689830×(923-915)=664043×2=86607×2=1214951+(753-526)=1178393-(134+73)=186796+130-463=4632/9+5/9=7/9617-306+708=101914+(134-75)=73924+68×7=1400451+654-397=708111×7+838=1615760-481-221=58744-204-333=207139+179+90=408260-(140+12)=108546-139=407434-(230+19)=185774-(274+22)=4785/8-1/8=4/827×(117-108)=24347×3+31=172280-79-43=158428-57=371349×2+856=1554358-(182+86)=90135×5-476=19917×(33-26)=119135+167-127=175100+108=20820+776+179=97537×(205-196)=333377-377+79=79658-541=117209×4-170=666152-(79+46)=27565+618+671=185489×8-636=76311-(138-43)=216188-127+81=142419-129-273=17148×(783-780)=444310-29+53=334680-532=148186+119=305372+900-400=87272-(434-410)=48325-240+328=413415-285=130325-324+228=22981-(305-281)=57213×(53-49)=852423-250-38=135696-361-27=308247+177+134=558519+936=1455446×5=2230828-172+720=1376458-346+198=310198+979+821=199814×2=28135-13=122269-111=158708+(692-440)=960176+407×2=99041+277-242=76863-(291-48)=620123+286-170=239310-67×4=42409×2=818678×2-193=1163825-189-268=368423-(279-236)=380172-133+381=420591-(103+159)=329407-(263-74)=218423+624-849=198738-627+535=646593-559=34974×3=2922119+69-48=140310-194+885=1001193+273×2=739415-204-127=84337+846-80=1103158×(449-444)=79041+49-57=33715+201+83=999839×3=2517191×5-392=5633/7-2/7=1/7897-64×8=385243+206×2=655206×(71-67)=824656+197=853773-(106+134)=533218-118=100349-238+296=407531+283+230=1044799+322+539=1660154×(102-96)=924376-(269+18)=89813+(959-288)=1484213×4-428=424854+103+674=1631553+42×6=805314×5=1570485×(992-986)=291065×(436-427)=585318-(66+20)=232212+432=644458-134×2=190134×6-257=547496-(73+305)=118523-475=48395-84=311482+259=741560+287=847640-22×2=596471-136-289=46691+(659-558)=792150+155-237=6859+300=359812-(81+38)=693503+(968-472)=99922×3=66930-272+196=854132×5-591=6956+(406-197)=2655/9-4/9=1/9817+(559-387)=98950+56+128=234186×(414-410)=744121-(41+39)=41335×2+252=92231×6=186219-(500-497)=216339×2=678471-(29+170)=272580+(852-333)=109963+182×5=973533-63×8=29401-49+68=420715×5-539=3036421×2+289=1131542+186+150=878213-202+249=260597+(304-77)=824364-332+318=350313-265=48423+885=1308239×6=143442+378-18=402141+(324-60)=4052/7+3/7=5/7358×8-62=280228+180+66=27438×(251-246)=19063+369-202=230932+473+109=1514131+263+517=91171-27+187=231345×2+65=755460+74×6=9044/8+3/8=7/8745+518-916=34751+305=356869×(198-192)=5214100-29+276=347921-29×9=660410-70×2=270585+276+148=10091/5+4/5=164+231-192=10358+214×4=914422-(258-16)=180304×2=608482×2=964730-662+600=668385-(11+278)=96480+(256-40)=69622+(437-399)=60588-(316-197)=469995-(634-630)=991842-(829-701)=714124×(843-837)=744607-(101-72)=578352+130=482315+150=465702-16=68670-20+86=136915+623+469=2007276×2=552820-715+920=1025668×(844-839)=3340496-(201+290)=5956-(557+373)=2670×(423-416)=490153×(820-815)=76530×6-138=42911+947+807=26657/10-2/10=5/10302-114+35=223241-17×2=207582+(534-425)=691441-(213-192)=420565×3=1695229+(350-38)=541259+150=409805+846+419=207031×7+220=43745+381-372=54338-136=202259×3-552=225505-(965-618)=158222+199=421398+928-942=38423+108=131225+121-159=187449-407+307=349104-(95-54)=63989-31-196=762962+393-123=1232984-57-659=268145-58×2=29391-372=19691-623=68733×9-901=569656+(225-11)=270173×(205-202)=519124+541=665398+33+366=797207+607+83=897224-77=147817-205×2=407703×8-947=4677450-(203+28)=219471-(167+202)=102927-95×7=262683-109×5=138582×2=1164732×(287-282)=3660218+135-218=135176+65-131=110966-(412+388)=166187-56×2=7543+477+439=959657-190-90=377407+(241-221)=427249-50-124=75148+79+178=405270-116=154313-64×3=121299×(68-65)=89790×5=4502/7+4/7=6/780×5=400786-158=628959×(286-281)=4795803-250-253=30065+23=883/6+2/6=5/647×8+46=422121-16×4=5762×(155-147)=496264-16×9=120409+330+96=835546×5-36=2694995+626-412