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678+628-670=402+298=55×9+495=20+56=356-10×2=291+108-252=667-605+66=217-62=787-93=86×5=29×8=58×(262-254)=738-130×3=359+72×6=831-(335-98)=714-20×8=153×(59-56)=343+62-255=264-129-69=126×5-527=97+386-304=31+317×3=136×(193-190)=779-(574-242)=114×2+289=161+195×5=164-13×7=221+(498-205)=888-136-551=384×(345-342)=992-(671+100)=338-151-115=394+(499-299)=99+204=678+176+38=180×3+601=274×2=375-(212+136)=791-66×9=855-261+973=74×6+338=258-57×2=436-(170+122)=414-(75+280)=15×(243-240)=229×(329-325)=213-35-48=284+13+244=790-102-96=602-154-37=337+232=342×(432-429)=443-114-186=352+516=862-113×6=322-57-61=803-348=130×2=11×(450-447)=90×6+929=5/8-2/8=403×2-192=352+(270-158)=263-(233-180)=713-187+133=636×(39-33)=423-105+398=445-(235+163)=808+117-506=641+774=618-(527-325)=282-(335-74)=85×(319-312)=368×(439-431)=6/9+2/9=333-322+871=323×5=995-976=790-14×3=106+285=226×4-518=87×(961-956)=986-(486-347)=174-11=184+259=458+(324-171)=944+350=199-96=283+(856-843)=454-89×3=64+(319-211)=382-(266-88)=163-(12+123)=880-527-331=893-93-334=10×(87-78)=442-(387-33)=247-79=127+135=204+(292-159)=231+675+89=120+95=94+58=775×7-269=929×(475-468)=825×6-832=511+154+159=360-153=156+216-200=396+221+946=481-186-133=151×4=377+541-669=293-238-50=705-18×5=437-73=357-125-27=726+114-464=50+113=456-(22+179)=923+110-247=451+(613-610)=198×3-480=301×7-844=795-124-330=388-178=161×4-311=3/9+6/9=420-(91+320)=792-622=403-(583-336)=329-270=164+549=232×4-326=313×8=403×6=439+97+432=735+710-452=375+355+140=459-(353-343)=735×(897-894)=324×3-134=702-(890-375)=242-196-15=291+79-307=677-(190+342)=472-105-72=602+198×3=422+23-432=411+140=41+171=706×(176-167)=18×4+124=449×6-519=445-(375-331)=567×4=546+(428-50)=362-166-22=345-50×6=121+706+480=82+258+131=246+77=286+72=160-(255-99)=266×2-371=459+22-213=429×(783-775)=12+196×3=399-16×6=263+88=499+396+611=45×(309-306)=134+360-155=134+(392-52)=230-132+548=89×9=221+152×2=244×(265-262)=278+601+96=428-388+288=101-(463-383)=73-21×3=524-159=184×(343-340)=492+(63-57)=905-(16+610)=10×4=182×4-268=452-253-80=33×5=708-81+116=394-18×4=432-46×4=22×9-197=380-72×4=288+(208-204)=177+757+391=241+273+229=309×2+87=629×(875-872)=330-207=946+228=135+(214-58)=137+147+662=960-792-81=882-616=379+(601-550)=13×9=460-265+61=490-31×4=638-(547-383)=291-(148+15)=89×2+202=515-(390-243)=582-(269+221)=898-13×2=114×8=748-(150+590)=297+762=538×3-328=611-588+19=172×3=133+182+169=555-(105+362)=376-(479-329)=331+61×8=278-199-47=53×(463-456)=108+484=417-123-149=552+909-926=997-408+183=84×(449-443)=301×3=886+124×3=561+131+36=886-110×3=668-(81+16)=116×2-208=489+(354-345)=834+886=248+79=507+552-474=497-134-113=184+38+614=348+113=302×4-918=76×6=130×4+982=409+200+142=233×9-382=34×4=63+284=437-177=457+100+447=519×3-595=886+45+707=313×2-403=625-581+519=151×3=282×2-114=400×2=311+44×6=156-20+178=283×4-741=300×2=135×(127-119)=302-62×2=456-(236+49)=830-131×5=135×3=487×2-782=244×6=230×4+816=139-42+149=105×3+803=272×3=167×2+382=59×(671-667)=167+206-26=995+(213-142)=476+62+305=314+121×3=594-28×7=433×2=583-(940-820)=113+31=253×3=860+454+962=988+525-537=34×7+563=534+(914-579)=75×(350-345)=738-(63+381)=131-(332-229)=490+(173-146)=271-(66+138)=506-(998-505)=287+985+81=999-95×5=3/5-2/5=72+239-180=228-26+242=6/8-1/8=191+110-278=326×9=222+579-369=420-(203+36)=550-107=766×2=194-191+76=136-(86+33)=178×3=950-(33+702)=785+(719-232)=101×6+208=312-60×4=660+242-841=292-280+124=149×3+981=476-118-350=222-(64+70)=266+198-25=389+(351-270)=745-(591-235)=417-356+129=297+68=328-(293+29)=32×9+44=358×2-215=177-104=682×2-517=522-(107-58)=126+225+120=947-478+77=167×(24-19)=413-69=363-(384-36)=593+393=437-(245+96)=850-138-355=415-71×2=258-100-86=20×(429-424)=463-(379+55)=283+209=250+90×4=177+13-135=233×(274-271)=248-118+141=249-(384-297)=368-(334-295)=506-(106+183)=215-100×2=167-(263-199)=1/5+4/5=155-142+41=120+96×8=141+257-141=448-42×9=2/6+3/6=137×6=221-(312-290)=124-26=972-147-740=1/5+2/5=225+(344-30)=190+(860-708)=862+243+668=393-11×4=166+320=120×4-250=587×4=804-(35+548)=670-171-200=682-423=843+78-85=274+(777-511)=698-(658-340)=461-128-296=943+246-920=402-104-271=226-(533-410)=351+71×8=563×7=127-60=461×(471-467)=863-217+267=699-107-474=488-(191+141)=685+(966-363)=67+225-174=905-370=367-(460-115)=760×4-463=889-194×4=917-542-180=26×7=949-27+997=573+848=636+228-629=369-24×7=936×7=186+834+529=674+51×6=358-22=125×(835-832)=995-407-393=180×2+842=141-24=2/3-1/3=785×9=405-(128-43)=176+802+209=202×7-852=171×8=469-112=307×7-241=416-(103+115)=33+156×4=144×(559-551)=350+475-740=704-138×2=75+187×4=84+(916-344)=404-169-201=703×(463-460)=465+697=98+544+34=569-(217+251)=343+156=361-(107+203)=847×(463-456)=818-427+132=93×9+528=149+204=967+228×2=292+136+108=874-(391-178)=336-137=167+352+397=949-(128+388)=282×(147-139)=883-74×8=46×5+259=491-(735-333)=518-513+246=641+(999-949)=743×2-780=730+12×8=340-189+261=548×6=471+(902-620)=269×2-33=424-(272+86)=342+145×3=398-(57+298)=613+669-563=975-(323+385)=282-118+194=416+183+81=487-72×5=340-123-53=127×(171-168)=26+211×3=276+127+406=316-(141-83)=183+585-466=136-(561-550)=721×(624-616)=469-(62+110)=301×2=458-(104+265)=54+316-202=182-(495-353)=149×4+32=662+505-104=347+132=412×2=983×5=459-367=659-(905-688)=987-776=972+299-743=417+(485-425)=940+473=947-123-84=56×2+255=266-143=190+283=375-61=243+26×5=177×3-41=408-80×2=6/8-2/8=796-539=437-184=579+177+200=747+384-728=275×3-815=447-330+192=783-61×3=478×2=303×8-350=2/8-1/8=32+(823-180)=472-17-358=155×6-733=203+230×3=43×7=91-28=228-185+239=851×2=229×4-356=3/6-1/6=122×(47-42)=11+(434-56)=261×2-235=357+23×9=322-(183-80)=872-50×8=455-116-213=216+(456-400)=494-322+183=719-20+287=383+(397-380)=816×9-653=553+343+874=289+187-186=410+67-453=930-(346+154)=421-13-88=988-52×7=904×3-991=435×2-37=391-55×3=996-514=992-(343+183)=775-(676-100)=191×3-363=859-637+472=3/7+2/7=393-152-228=457+566+359=84+993-616=48×3-131=2/5-1/5=829-413-54=223-(112+15)=86+303=881-(534+111)=199-52×3=496-67×5=239+737-117=835-(282+448)=171+142-79=188+915-432=204+44=139×3=601+(879-144)=162+(342-47)=225+146=89+735+582=222+88=918-413-246=757+178=36×(278-275)=229+498=383×2+182=891-542-312=560-(369-171)=151+370+424=680-156×2=259-22-202=781+437-182=601×(835-829)=158+(778-638)=259-197=554+(856-540)=147+228-286=93×5-346=422×9=49+197=513-203=370-307=463×2-470=135-(97-41)=556-371=274×3-491=12+149+242=473-(376-361)=914×4=594-580=583×2-782=375-(923-840)=386+(420-115)=447×(20-13)=250×4-467=869+16+728=447-45=388+(818-107)=223×4-61=237×2=183×(151-146)=411+98×4=15×(173-169)=779×(274-265)=917-675=470-278=1/9+7/9=90×(360-355)=382-(242-50)=225-40+305=133×8-807=169×3=390-20×4=138×6=272-191-62=573-107+169=252-225+459=989-(599-278)=482+509+277=46×5=180+193-165=341-228+183=951+(929-27)=588-314-178=115+259=131+(257-201)=770×7-204=949-353-182=171+256=2/10+7/10=768+19-666=513-364+175=447×2-12=76-60=640-(631-527)=267-95+556=229+(316-189)=195×(352-349)=376-290+370=18×8=11×7+407=620-(640-291)=324+96+402=431-(359-330)=333+161=463+301+45=775-75=164+195=943-781=893-(346+79)=568-(470-40)=902-(214+103)=963+(410-177)=231-158+335=283-34+223=398-(125+14)=800-574+265=320-264=469-24×8=338-237+20=837-(130+576)=172-26×6=927-781-90=429-393+28=61+(363-158)=890-(967-742)=171+(326-111)=78+217-40=104×(46-42)=157×5-584=336-(63+112)=237×8=948+687=1/6+5/6=862+798+193=212+246=470+67+87=149+238-140=396+546-532=500-199=5/10-4/10=374+(486-187)=520+515=957+347+731=580-203-336=63×(36-30)=438-146=95+(434-377)=130+489+85=772-37×9=61×3+300=469×3=57×8=102-(312-247)=582×2-623=415-20×7=942-365-463=232+71×3=624+(576-186)=444-243+418=428-(182+97)=495-15=129×2+495=905-357×2=36+427-271=897-702+104=187-(124+54)=615-114×2=25+373-55=136+356×2=504-69+730=8/10-1/10=525+330+462=320+51-289=227-134=626+(389-110)=671×(905-902)=62×(498-494)=370-218+698=200-(382-309)=794+(635-431)=188-50=195+(254-48)=607×8=81×(372-364)=28×8=900+29+150=1/6+4/6=122×2+748=429-91=429-(364-75)=492+662+625=962-359-314=295+100+221=30+860+378=66+184=94×2-29=353-(205+10)=831+69×4=284-120×2=564-105×3=37×8+496=111+326=618-(480+57)=43+776-514=184+314+483=255×4=803×5=329-132-112=134+184+522=149+328=131+(264-73)=137+(411-117)=194×4-767=812-220×2=247-104+292=63+(254-86)=238+397=308-(115+89)=188+(353-139)=994×2=145-17×4=433+17-307=452-26-73=776-(95+182)=339+594=434-(299-165)=725-76×4=870-588-46=378+579+298=687×2-674=538-78+446=148-105+150=981-(67+894)=469+180×2=752-555=395-180=3/7-2/7=760-113×4=825-(567+228)=295-227=893-587-62=4/7+2/7=63×9-195=772×(160-152)=186×(308-305)=377-315+94=272+53=461×(287-279)=796×8-226=976+(621-277)=812-421=528-69+347=878-323-486=609+(555-436)=206-17×7=80+406-424=882-(885-553)=990-(933-595)=37×(500-492)=608-(248+232)=93+784+388=297-54-148=545×3=397-13-281=241-16+143=284-271+296=986+33×3=990+441-191=337+657=535-274-225=405-129+14=997-104×8=587+412=71+262+464=150+289-365=394+(827-185)=294-(94+19)=468+277+335=374-(197+55)=791×(379-373)=307×(986-977)=274-(342-337)=431+(487-64)=75×5+189=484-114=148+257-192=416+523+834=752+(912-328)=716-413=449-129+38=118-(346-318)=840×2-242=770-214+909=78+(337-180)=75-31×2=487-128-354=1/7+3/7=468-(329-118)=466-146×3=276-190+20=376-(376-334)=322-51-238=336+297-109=929+162+889=74×4+386=846+22+95=967+611-899=546×(79-75)=327-(29+66)=291×4-627=838-(169+111)=405-17×3=96×7+314=504-161=850-156×4=146×(221-217)=193×(170-165)=989+486×2=5/6-1/6=711-489+448=参考答案678+628-670=636402+298=70055×9+495=99020+56=76356-10×2=336291+108-252=147667-605+66=128217-62=155787-93=69486×5=43029×8=23258×(262-254)=464738-130×3=348359+72×6=791831-(335-98)=594714-20×8=554153×(59-56)=459343+62-255=150264-129-69=66126×5-527=10397+386-304=17931+317×3=982136×(193-190)=408779-(574-242)=447114×2+289=517161+195×5=1136164-13×7=73221+(498-205)=514888-136-551=201384×(345-342)=1152992-(671+100)=221338-151-115=72394+(499-299)=59499+204=303678+176+38=892180×3+601=1141274×2=548375-(212+136)=27791-66×9=197855-261+973=156774×6+338=782258-57×2=144436-(170+122)=144414-(75+280)=5915×(243-240)=45229×(329-325)=916213-35-48=130284+13+244=541790-102-96=592602-154-37=411337+232=569342×(432-429)=1026443-114-186=143352+516=868862-113×6=184322-57-61=204803-348=455130×2=26011×(450-447)=3390×6+929=14695/8-2/8=3/8403×2-192=614352+(270-158)=464263-(233-180)=210713-187+133=659636×(39-33)=3816423-105+398=716445-(235+163)=47808+117-506=419641+774=1415618-(527-325)=416282-(335-74)=2185×(319-312)=595368×(439-431)=29446/9+2/9=8/9333-322+871=882323×5=1615995-976=19790-14×3=748106+285=391226×4-518=38687×(961-956)=435986-(486-347)=847174-11=163184+259=443458+(324-171)=611944+350=1294199-96=103283+(856-843)=296454-89×3=18764+(319-211)=172382-(266-88)=204163-(12+123)=28880-527-331=22893-93-334=46610×(87-78)=90442-(387-33)=88247-79=168127+135=262204+(292-159)=337231+675+89=995120+95=21594+58=152775×7-269=5156929×(475-468)=6503825×6-832=4118511+154+159=824360-153=207156+216-200=172396+221+946=1563481-186-133=162151×4=604377+541-669=249293-238-50=5705-18×5=615437-73=364357-125-27=205726+114-464=37650+113=163456-(22+179)=255923+110-247=786451+(613-610)=454198×3-480=114301×7-844=1263795-124-330=341388-178=210161×4-311=3333/9+6/9=1420-(91+320)=9792-622=170403-(583-336)=156329-270=59164+549=713232×4-326=602313×8=2504403×6=2418439+97+432=968735+710-452=993375+355+140=870459-(353-343)=449735×(897-894)=2205324×3-134=838702-(890-375)=187242-196-15=31291+79-307=63677-(190+342)=145472-105-72=295602+198×3=1196422+23-432=13411+140=55141+171=212706×(176-167)=635418×4+124=196449×6-519=2175445-(375-331)=401567×4=2268546+(428-50)=924362-166-22=174345-50×6=45121+706+480=130782+258+131=471246+77=323286+72=358160-(255-99)=4266×2-371=161459+22-213=268429×(783-775)=343212+196×3=600399-16×6=303263+88=351499+396+611=150645×(309-306)=135134+360-155=339134+(392-52)=474230-132+548=64689×9=801221+152×2=525244×(265-262)=732278+601+96=975428-388+288=328101-(463-383)=2173-21×3=10524-159=365184×(343-340)=552492+(63-57)=498905-(16+610)=27910×4=40182×4-268=460452-253-80=11933×5=165708-81+116=743394-18×4=322432-46×4=24822×9-197=1380-72×4=92288+(208-204)=292177+757+391=1325241+273+229=743309×2+87=705629×(875-872)=1887330-207=123946+228=1174135+(214-58)=291137+147+662=946960-792-81=87882-616=266379+(601-550)=43013×9=117460-265+61=256490-31×4=366638-(547-383)=474291-(148+15)=12889×2+202=380515-(390-243)=368582-(269+221)=92898-13×2=872114×8=912748-(150+590)=8297+762=1059538×3-328=1286611-588+19=42172×3=516133+182+169=484555-(105+362)=88376-(479-329)=226331+61×8=819278-199-47=3253×(463-456)=371108+484=592417-123-149=145552+909-926=535997-408+183=77284×(449-443)=504301×3=903886+124×3=1258561+131+36=728886-110×3=556668-(81+16)=571116×2-208=24489+(354-345)=498834+886=1720248+79=327507+552-474=585497-134-113=250184+38+614=836348+113=461302×4-918=29076×6=456130×4+982=1502409+200+142=751233×9-382=171534×4=13663+284=347437-177=260457+100+447=1004519×3-595=962886+45+707=1638313×2-403=223625-581+519=563151×3=453282×2-114=450400×2=800311+44×6=575156-20+178=314283×4-741=391300×2=600135×(127-119)=1080302-62×2=178456-(236+49)=171830-131×5=175135×3=405487×2-782=192244×6=1464230×4+816=1736139-42+149=246105×3+803=1118272×3=816167×2+382=71659×(671-667)=236167+206-26=347995+(213-142)=1066476+62+305=843314+121×3=677594-28×7=398433×2=866583-(940-820)=463113+31=144253×3=759860+454+962=2276988+525-537=97634×7+563=801534+(914-579)=86975×(350-345)=375738-(63+381)=294131-(332-229)=28490+(173-146)=517271-(66+138)=67506-(998-505)=13287+985+81=1353999-95×5=5243/5-2/5=1/572+239-180=131228-26+242=4446/8-1/8=5/8191+110-278=23326×9=2934222+579-369=432420-(203+36)=181550-107=443766×2=1532194-191+76=79136-(86+33)=17178×3=534950-(33+702)=215785+(719-232)=1272101×6+208=814312-60×4=72660+242-841=61292-280+124=136149×3+981=1428476-118-350=8222-(64+70)=88266+198-25=439389+(351-270)=470745-(591-235)=389417-356+129=190297+68=365328-(293+29)=632×9+44=332358×2-215=501177-104=73682×2-517=847522-(107-58)=473126+225+120=471947-478+77=546167×(24-19)=835413-69=344363-(384-36)=15593+393=986437-(245+96)=96850-138-355=357415-71×2=273258-100-86=7220×(429-424)=100463-(379+55)=29283+209=492250+90×4=610177+13-135=55233×(274-271)=699248-118+141=271249-(384-297)=162368-(334-295)=329506-(106+183)=217215-100×2=15167-(263-199)=1031/5+4/5=1155-142+41=54120+96×8=888141+257-141=257448-42×9=702/6+3/6=5/6137×6=822221-(312-290)=199124-26=98972-147-740=851/5+2/5=3/5225+(344-30)=539190+(860-708)=342862+243+668=1773393-11×4=349166+320=486120×4-250=230587×4=2348804-(35+548)=221670-171-200=299682-423=259843+78-85=836274+(777-511)=540698-(658-340)=380461-128-296=37943+246-920=269402-104-271=27226-(533-410)=103351+71×8=919563×7=3941127-60=67461×(471-467)=1844863-217+267=913699-107-474=118488-(191+141)=156685+(966-363)=128867+225-174=118905-370=535367-(460-115)=22760×4-463=2577889-194×4=113917-542-180=19526×7=182949-27+997=1919573+848=1421636+228-629=235369-24×7=201936×7=6552186+834+529=1549674+51×6=980358-22=336125×(835-832)=375995-407-393=195180×2+842=1202141-24=1172/3-1/3=1/3785×9=7065405-(128-43)=320176+802+209=1187202×7-852=562171×8=1368469-112=357307×7-241=1908416-(103+115)=19833+156×4=657144×(559-551)=1152350+475-740=85704-138×2=42875+187×4=82384+(916-344)=656404-169-201=34703×(463-460)=2109465+697=116298+544+34=676569-(217+251)=101343+156=499361-(107+203)=51847×(463-456)=5929818-427+132=52393×9+528=1365149+204=353967+228×2=1423292+136+108=536874-(391-178)=661336-137=199167+352+397=916949-(128+388)=433282×(147-139)=2256883-74×8=29146×5+259=489491-(735-333)=89518-513+246=251641+(999-949)=691743×2-780=706730+12×8=826340-189+261=412548×6=3288471+(902-620)=753269×2-33=505424-(272+86)=66342+145×3=777398-(57+298)=43613+669-563=719975-(323+385)=267282-118+194=358416+183+81=680487-72×5=127340-123-53=164127×(171-168)=38126+211×3=659276+127+406=809316-(141-83)=258183+585-466=302136-(561-550)=125721×(624-616)=5768469-(62+110)=297301×2=602458-(104+265)=8954+316-202=168182-(495-353)=40149×4+32=628662+505-104=1063347+132=479412×2=824983×5=4915459-367=92659-(905-688)=442987-776=211972+299-743=528417+(485-425)=477940+473=1413947-123-84=74056×2+255=367266-143=123190+283=473375-61=314243+26×5=373177×3-41=490408-80×2=2486/8-2/8=4/8796-539=257437-184=253579+177+200=956747+384-728=403275×3-815=10447-330+192=309783-61×3=600478×2=956303×8-350=20742/8-1/8=1/832+(823-180)=675472-17-358=97155×6-733=197203+230×3=89343×7=30191-28=63228-185+239=282851×2=1702229×4-356=5603/6-1/6=2/6122×(47-42)=61011+(434-56)=389261×2-235=287357+23×9=564322-(183-80)=219872-50×8=472455-116-213=126216+(456-400)=272494-322+183=355719-20+287=986383+(397-380)=400816×9-653=6691553+343+874=1770289+187-186=290410+67-453=24930-(346+154)=430421-13-88=320988-52×7=624904×3-991=1721435×2-37=833391-55×3=226996-514=482992-(343+183)=466775-(676-100)=199191×3-363=210859-637+472=6943/7+2/7=5/7393-152-228=13457+566+359=138284+993-616=46148×3-131=132/5-1/5=1/5829-413-54=362223-(112+15)=9686+303=389881-(534+111)=236199-52×3=43496-67×5=161239+737-117=859835-(282+448)=105171+142-79=234188+915-432=671204+44=248139×3=417601+(879-144)=1336162+(342-47)=457225+146=37189+735+582=1406222+88=310918-413-246=259757+178=93536×(278-275)=108229+498=727383×2+182=948891-542-312=37560-(369-171)=362151+370+424=945680-156×2=368259-22-202=35781+437-182=1036601×(835-829)=3606158+(778-638)=298259-197=62554+(856-540)=870147+228-286=8993×5-346=119422×9=379849+197=246513-203=310370-307=63463×2-470=456135-(97-41)=79556-371=185274×3-491=33112+149+242=403473-(376-361)=458914×4=3656594-580=14583×2-782=384375-(923-840)=292386+(420-115)=691447×(20-13)=3129250×4-467=533869+16+728=1613447-45=402388+(818-107)=1099223×4-61=831237×2=474183×(151-146)=915411+98×4=80315×(173-169)=60779×(274-265)=7011917-675=242470-278=1921/9+7/9=8/990×(360-355)=450382-(242-50)=190225-40+305=490133×8-807=257169×3=507390-20×4=310138×6=828272-191-62=19573-107+169=635252-225+459=486989-(599-278)=668482+509+277=126846×5=230180+193-165=208341-228+183=296951+(929-27)=1853588-314-178=96115+259=374131+(257-201)=187770×7-204=5186949-353-182=414171+256=4272/10+7/10=9/10768+19-666=121513-364+175=324447×2-12=88276-60=16640-(631-527)=536267-95+556=728229+(316-189)=356195×(352-349)=585376-290+370=45618×8=14411×7+407=484620-(640-291)=271324+96+402=822431-(359-330)=402333+161=494463+301+45=809775-75=700164+195=359943-781=162893-(346+79)=468568-(470-40)=138902-(214+103)=585963+(410-177)=1196231-158+335=408283-34+223=472398-(125+14)=259800-574+265=491320-264=56469-24×8=277338-237+20=121837-(130+576)=131172-26×6=16927-781-90=56429-393+28=6461+(363-158)=266890-(967-742)=665171+(326-111)=38678+217-40=255104×(46-42)=416157×5-584=201336-(63+112)=161237×8=1896948+687=16351/6+5/6=1862+798+193=1853212+246=458470+67+87=624149+238-140=247396+546-532=410500-199=3015/10-4/10=1/10374+(486-187)=673520+515=1035957+347+731=2035580-203-336=4163×(36-30)=378438-146=29295+(434-377)=152130+489+85=704772-37×9=43961×3+300=483469×3=140757×8=456102-(312-247)=37582×2-623=541415-20×7=275942-365-463=114232+71×3=445624+(576-186)=1014444-243+418=619428-(182+97)=149495-15=480129×2+495=753905-357×2=19136+427-271=192897-702+104=299187-(124+54)=9615-114×2=38725+373-55=343136+356×2=848504-69+730=11