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311+89-130=380×2=995-464=76×7+91=605×(306-298)=732×8-97=301+589+86=431+446-213=378+(180-178)=175+402+349=144-(427-420)=144-120+421=183-77=70-15×3=147×9=442×9=801+(761-455)=397+97-183=492-46×2=520-(829-510)=176-30×5=311-(556-467)=443+(370-283)=294-(69+143)=516+260=780-74+736=603-56×2=415-79-76=240×(346-338)=703×(511-502)=883+(316-200)=410-136=429+23+134=87×(156-153)=323+109×2=354-140-132=78+165+62=630-376+921=630+20+553=772-564+942=492×(21-15)=338-33×8=354+10-341=157×3-256=233×3=159×6=122+309=84×9-263=714-587-61=715-(883-766)=948-(278+434)=917-603+170=901×(560-551)=406-251+210=3/6-2/6=740+752=874×4-432=240+927-10=38×3+398=2/7+4/7=329-16×8=19×9=528×6-108=552+170-351=158×4-460=522+794-280=825-791=346-(354-211)=89+(405-180)=457-(482-404)=124-80=956+824-246=348-81-110=75×6+394=600+164×2=480-146×3=1/7+2/7=274+90=569-(338+110)=292-275+168=488×3-157=164×5=142-61+256=378+205+291=631-38-57=23+(374-223)=648-611=647×7-201=409+35×6=837-256×3=465-131=469-243=554-29×4=959-246+451=497+552+434=374-11-59=259+(186-97)=648-122×2=357-125-81=469-(83+237)=250+130=134×4-77=136×4+374=110+219-264=292-(414-244)=182+54×5=781×(799-794)=448-77+127=273+219-298=916×2=942-(444-25)=52×8=458-114=142×4=295-(463-230)=302-14×9=844+195+227=4/8-2/8=141-134+101=22+113=465-(74+295)=494+352=281+(468-151)=175-139=427-18×3=814-(39+176)=339+521-96=58×8-380=242+(944-850)=427-(59+233)=213-85+293=872-128-154=90×8=410×9=776×3-285=58+269=342-(120+176)=453-105-36=659+(993-360)=184×6-125=73×(59-55)=305-32=379×2-623=843-(279+309)=3/8+5/8=99-(55+16)=46×6-108=691-130=836-(689-12)=273-(39+14)=978-(643+28)=916-48×8=290-69×3=58+585+314=130+473-318=433+162×3=980-168=172+346×2=132×6-688=182-56×2=493-305+29=453-105-258=421-136+26=497-215-205=649×4-57=943-(376+204)=104×(164-161)=473×3=605-(964-918)=274×(475-472)=122×(346-342)=47×6+775=514-(239+220)=376-30×2=323+(400-91)=733+(268-161)=543+399=939+770-700=707-(864-702)=53+102=81+109×3=765-34-647=401-(80+143)=41+459-426=173×7=807-(335+70)=64+(487-464)=104×7-579=232-149=696-(465+21)=161+(408-257)=160+232-10=203+36×8=282+253+213=473-18×9=951-(258+490)=408-57-109=139+449+257=322×3=909-207+497=23×9+404=226+228=165+176+829=500+(76-61)=809+382+427=662-(25+332)=748-729=126+(225-183)=388-166-24=356-320=382×2=760-81-13=451-247+948=10+184-73=737×8-149=245+(353-319)=3/4-1/4=7/8-1/8=144×6+101=788-354+580=360+(625-535)=284+202-59=403-(445-120)=154+335-298=331-19×9=210×5-578=79×3-78=157-27×5=236+15+361=312-274=941-(328+134)=82×(215-210)=6/8-1/8=417+(253-10)=247×2+425=365-(854-558)=18+(201-167)=830+(521-504)=702+897=50×(513-507)=599-(904-897)=896×(232-227)=164+64+292=784-(538-398)=304-115=826-55-467=431-(100+318)=134-(386-384)=433-343=118×6=271×(155-146)=679-(197+205)=846+689=425-11×7=484×2-799=891×(935-926)=697-599+780=539-56×2=868×6=658-(407+70)=967-332=220×4=76+37×4=529-(505-130)=132+377=435×(143-140)=12×(284-278)=396-79-98=357×2-198=840+307×2=585+(232-186)=597-566+468=486+248=529-(363-273)=278+143+180=48+(469-377)=535-14×7=224+(214-117)=930-769+43=165×5=811-404×2=57×8+85=157×(337-332)=290-(124+52)=2/7+3/7=196-(186-13)=822+728=54×2=80+219+377=303×2-122=410×2-256=199-190+191=5/8+2/8=561+849+302=901+126-720=346-247-20=831-(691+44)=129×7+450=294-(95+97)=334+(530-372)=621+67×7=825-(971-927)=236+457=293-(366-182)=329-(206+58)=53+(358-30)=141-36×2=916+634-687=293×3-124=2/6+3/6=881-419=884-(54-35)=422×2-814=377-324=89+976-292=175+572=742-128-127=63×2=214+539+606=189+107-40=116+230=381-22-199=62×2=344-118=491-245-60=309+(128-60)=619-(401+134)=110×6-219=451×2-274=154×3=340-259=797-56×8=375+88×5=780-553=87×5-194=47+278-269=291-35+113=915-517=124×9=399+(299-188)=684×(395-386)=417+91+449=836+(633-230)=98-(167-108)=157×(380-377)=386-240+149=500-(396-294)=527×9-792=145×5=346+345+976=468-114+135=85+86×7=100×4+489=179+(497-145)=186×3+355=812-261×3=436×8=530-34×2=951-16=124×(300-296)=841×5-94=189×(902-897)=968-(601+179)=179×2=477+105×2=940-780=404+472+181=767-662+104=802-335-230=149+119=463-22×3=461-(477-135)=333-268+427=74+437+434=155+312-303=634-39-370=115+55-64=257×2=443-170-178=297+(371-329)=246-39=17×5=191+103=261+18+555=582×3-189=276-252+369=42×5+388=59×(23-19)=705+421+148=563+153×2=249×3=99+488=290×5-225=846+478-238=440-212+156=234+(297-261)=149+286-413=924-(874-85)=174+(395-100)=253+474+297=633+818=484-(18+337)=303-207+12=750×(786-780)=232×2=92-(498-475)=144×5-102=2/6-1/6=815+244-885=738+859=436-(250-119)=210×(475-472)=34+435+103=196+274=950-946+598=6/10+3/10=362-349=963-468-156=479-136-320=383-54×2=109+137=666-10=61-53+427=727-17-645=815+438×2=606-273×2=330×2+164=323-(57+113)=314-(220+63)=500+(456-39)=273-20-218=407-94×3=120+315=8/9-1/9=445×2=458+(281-254)=1/6+2/6=122-21×4=132+489+854=286-239=328×5=401×2-712=804-(559-488)=113×(139-130)=45×8+150=455-66×5=231+113+603=926×8=903-(117+418)=262×(18-15)=313+751+289=20+53×5=40+26=706-121×4=402-(457-170)=913-549+873=42×5=83+136-200=841+(734-540)=457-201=221-165=930-154=446-(493-461)=180×(723-718)=639-(775-353)=255+666=320-(167+136)=736×(110-104)=200-17×9=800+179×4=477-149×2=43×6-53=255+(631-407)=105-(351-322)=162+24+69=466-166×2=263+92+569=20×7=718-30-84=146-39-40=673+548+655=770+561-970=110×(248-242)=146+338=116+171×3=202×6=891+240-219=167+627+84=678-(25+121)=28×(80-74)=149+245=344+353-338=706-23×8=216×9=608-(701-377)=447-(116+34)=38×9=849+441=319-(54+178)=337+127+516=141+95=351+38-108=371-(290-46)=474+23+730=464+493=120-39×3=202+41-174=290+141=93+291-182=220-(373-283)=509×9-470=780+(357-203)=402-49+862=16×(433-430)=918-37-631=91+(500-360)=447+388-29=464-49×6=137×5+42=276-267+309=37+227-24=183×5-850=462+123+455=49×(463-458)=845×5-977=218-163+313=291+(435-89)=393-(445-78)=78×7=763×3=767+833-355=435-359+87=968-195=481×2+933=365×(541-534)=126×7=835+(582-251)=166+106=81+53=484-(217+201)=684×(237-231)=473+961-514=402-224-101=385+(247-78)=466-(400-331)=411-216-111=577+(776-469)=694+60×4=960-(697-150)=291+72-126=321-106=341×6=372-89+100=78×(323-315)=446+(299-204)=401-32-104=10+188+128=979-144×3=416-101-200=452-(354-36)=47×(283-277)=544+179+83=37×(481-478)=289+680=521×8=392+137=103×4=230+49-74=302-51×4=470-16-38=249+149=202+143=390+322=34×(501-495)=55×4-134=99+155-54=137×7-548=270+196=438-(218+17)=407-(63+295)=53×(399-395)=274×(472-469)=685-36×4=959-53+301=468-168×2=356-62×2=359-74=724-233×2=465-(339-49)=410-(80+289)=543+815+306=194×4-519=975×(225-216)=218+349=484+(364-56)=105×7-262=199+490+115=2/3-1/3=589-107×3=63+393-91=171×4=248×(38-34)=960+538-348=480-445=123×2-113=1/5+2/5=132+155-194=164+352=748×7-471=971-746-165=275-53-129=331-16+53=1/7+5/7=298×(854-850)=53+242+388=557-46-236=257-56=87+(413-265)=465-(36+328)=831-666=461-45×3=101×3-122=121+319×2=95+13×5=878-(651-321)=794+691-631=85×6+334=485-446+273=126×4=16×9+25=140×3+499=201+(490-186)=556-342+499=903-107-12=227×3-376=297-57+373=271×4-277=649-364-21=63×(405-400)=244-22×2=285+779=37×3-82=375-19=452×2+991=144+213×4=23+980-63=568+34+105=5/8-3/8=101+24=227+302-452=415-(280+114)=566+(863-64)=287-127-79=560+712=859-72×7=93-34=721×8-197=212×3+724=781×(523-518)=134+168+68=380-34×4=405+172+846=961+(409-64)=356+734-958=901-599=403-120-128=157+77×4=427×6-574=391-53-305=69+414+875=541-218=34×2+171=74×7=361-(269+30)=448-(235-136)=479-(22+439)=459-175+66=588+(404-233)=111×8+926=963-235×3=65×5-152=446+71+202=366-176=913-(335+362)=381-243-109=459×(583-575)=219×2-382=24×(376-369)=899-637=452-(321-196)=162+(609-248)=430-376=86+167=208+62×6=4/7+3/7=476-162-120=108×4=347-164=207-28×7=318-42=706×(30-21)=495-298+182=878-369×2=707-419=480-(62+283)=298+392=370+41+100=186×5+588=241-76+95=626+267×3=2/4-1/4=695+(503-237)=211-(95+55)=599+(985-76)=868-507=891-351-167=370+110-96=761-455-122=779+894-285=346-(435-308)=434-(757-428)=182+301+196=172+30=97×(383-379)=666+308+692=32×7=361+360+89=995-(499+410)=622×(396-392)=192×5+484=380-318=110-(706-698)=197+248+421=314-23-84=798+986-997=292×3=383+73=242×3-125=626×(353-349)=508-(116+363)=56×(395-389)=372-(366-16)=61×(457-449)=316-127+89=376-160=200+250-133=150+182=233+(396-11)=159+118-59=734-207+97=849-(476-381)=582+279+757=404+330+827=422-(799-455)=229+173-267=936-(381+78)=494-168=332-(450-449)=572+103=880-195×4=49×(33-25)=256-67+895=714-343-152=573+885+356=207-(16+35)=308+186=168+(464-231)=358+635+702=422-(251+74)=454-215-128=449-(339-164)=851-632+155=250×(343-339)=115×(241-235)=673+(364-327)=780×(57-49)=279-(472-469)=16×6+671=204×4=332×2-276=807-(936-438)=217-(481-455)=628+385-394=477-242-186=620-48×8=301-73+49=292-193+62=512-231+624=782-627-124=501+251+423=456-(249+191)=580-104=4/7-2/7=4/8+3/8=22×7=230-(172-85)=78×3+301=44×4-111=728×4-431=227-47×4=2/8-1/8=318+(421-414)=811-107+720=114×6=141+(325-136)=52×5=514+289+15=144×3=274-250+49=274×(388-384)=391+(439-387)=324-308=810-332-301=828+513+988=759-441+431=800-(162+454)=713+81×3=417-(371-17)=430-(306-168)=760-253+354=704-515=320×7-20=845-125-321=688-82-14=704-469-48=144+216=144-33×3=382-(258-43)=197+212=93+130×3=980-(31+587)=425-61×5=109+173=289×3+543=467+51×6=166+138=263×3-32=549×6=556-139-248=26×4+79=43+145-156=813+(485-50)=289-(116+115)=467-242-164=667-197-302=561-356=514+803-801=220+137-243=338-294=823-(117+481)=726-608+298=410-335+256=261-41×2=685×2=286×8-395=413×6=499-482+68=354-173+202=18+424-393=787-(414+152)=885+963+433=308+101=382-(69+261)=250+125×2=参考答案311+89-130=270380×2=760995-464=53176×7+91=623605×(306-298)=4840732×8-97=5759301+589+86=976431+446-213=664378+(180-178)=380175+402+349=926144-(427-420)=137144-120+421=445183-77=10670-15×3=25147×9=1323442×9=3978801+(761-455)=1107397+97-183=311492-46×2=400520-(829-510)=201176-30×5=26311-(556-467)=222443+(370-283)=530294-(69+143)=82516+260=776780-74+736=1442603-56×2=491415-79-76=260240×(346-338)=1920703×(511-502)=6327883+(316-200)=999410-136=274429+23+134=58687×(156-153)=261323+109×2=541354-140-132=8278+165+62=305630-376+921=1175630+20+553=1203772-564+942=1150492×(21-15)=2952338-33×8=74354+10-341=23157×3-256=215233×3=699159×6=954122+309=43184×9-263=493714-587-61=66715-(883-766)=598948-(278+434)=236917-603+170=484901×(560-551)=8109406-251+210=3653/6-2/6=1/6740+752=1492874×4-432=3064240+927-10=115738×3+398=5122/7+4/7=6/7329-16×8=20119×9=171528×6-108=3060552+170-351=371158×4-460=172522+794-280=1036825-791=34346-(354-211)=20389+(405-180)=314457-(482-404)=379124-80=44956+824-246=1534348-81-110=15775×6+394=844600+164×2=928480-146×3=421/7+2/7=3/7274+90=364569-(338+110)=121292-275+168=185488×3-157=1307164×5=820142-61+256=337378+205+291=874631-38-57=53623+(374-223)=174648-611=37647×7-201=4328409+35×6=619837-256×3=69465-131=334469-243=226554-29×4=438959-246+451=1164497+552+434=1483374-11-59=304259+(186-97)=348648-122×2=404357-125-81=151469-(83+237)=149250+130=380134×4-77=459136×4+374=918110+219-264=65292-(414-244)=122182+54×5=452781×(799-794)=3905448-77+127=498273+219-298=194916×2=1832942-(444-25)=52352×8=416458-114=344142×4=568295-(463-230)=62302-14×9=176844+195+227=12664/8-2/8=2/8141-134+101=10822+113=135465-(74+295)=96494+352=846281+(468-151)=598175-139=36427-18×3=373814-(39+176)=599339+521-96=76458×8-380=84242+(944-850)=336427-(59+233)=135213-85+293=421872-128-154=59090×8=720410×9=3690776×3-285=204358+269=327342-(120+176)=46453-105-36=312659+(993-360)=1292184×6-125=97973×(59-55)=292305-32=273379×2-623=135843-(279+309)=2553/8+5/8=199-(55+16)=2846×6-108=168691-130=561836-(689-12)=159273-(39+14)=220978-(643+28)=307916-48×8=532290-69×3=8358+585+314=957130+473-318=285433+162×3=919980-168=812172+346×2=864132×6-688=104182-56×2=70493-305+29=217453-105-258=90421-136+26=311497-215-205=77649×4-57=2539943-(376+204)=363104×(164-161)=312473×3=1419605-(964-918)=559274×(475-472)=822122×(346-342)=48847×6+775=1057514-(239+220)=55376-30×2=316323+(400-91)=632733+(268-161)=840543+399=942939+770-700=1009707-(864-702)=54553+102=15581+109×3=408765-34-647=84401-(80+143)=17841+459-426=74173×7=1211807-(335+70)=40264+(487-464)=87104×7-579=149232-149=83696-(465+21)=210161+(408-257)=312160+232-10=382203+36×8=491282+253+213=748473-18×9=311951-(258+490)=203408-57-109=242139+449+257=845322×3=966909-207+497=119923×9+404=611226+228=454165+176+829=1170500+(76-61)=515809+382+427=1618662-(25+332)=305748-729=19126+(225-183)=168388-166-24=198356-320=36382×2=764760-81-13=666451-247+948=115210+184-73=121737×8-149=5747245+(353-319)=2793/4-1/4=2/47/8-1/8=6/8144×6+101=965788-354+580=1014360+(625-535)=450284+202-59=427403-(445-120)=78154+335-298=191331-19×9=160210×5-578=47279×3-78=159157-27×5=22236+15+361=612312-274=38941-(328+134)=47982×(215-210)=4106/8-1/8=5/8417+(253-10)=660247×2+425=919365-(854-558)=6918+(201-167)=52830+(521-504)=847702+897=159950×(513-507)=300599-(904-897)=592896×(232-227)=4480164+64+292=520784-(538-398)=644304-115=189826-55-467=304431-(100+318)=13134-(386-384)=132433-343=90118×6=708271×(155-146)=2439679-(197+205)=277846+689=1535425-11×7=348484×2-799=169891×(935-926)=8019697-599+780=878539-56×2=427868×6=5208658-(407+70)=181967-332=635220×4=88076+37×4=224529-(505-130)=154132+377=509435×(143-140)=130512×(284-278)=72396-79-98=219357×2-198=516840+307×2=1454585+(232-186)=631597-566+468=499486+248=734529-(363-273)=439278+143+180=60148+(469-377)=140535-14×7=437224+(214-117)=321930-769+43=204165×5=825811-404×2=357×8+85=541157×(337-332)=785290-(124+52)=1142/7+3/7=5/7196-(186-13)=23822+728=155054×2=10880+219+377=676303×2-122=484410×2-256=564199-190+191=2005/8+2/8=7/8561+849+302=1712901+126-720=307346-247-20=79831-(691+44)=96129×7+450=1353294-(95+97)=102334+(530-372)=492621+67×7=1090825-(971-927)=781236+457=693293-(366-182)=109329-(206+58)=6553+(358-30)=381141-36×2=69916+634-687=863293×3-124=7552/6+3/6=5/6881-419=462884-(54-35)=865422×2-814=30377-324=5389+976-292=773175+572=747742-128-127=48763×2=126214+539+606=1359189+107-40=256116+230=346381-22-199=16062×2=124344-118=226491-245-60=186309+(128-60)=377619-(401+134)=84110×6-219=441451×2-274=628154×3=462340-259=81797-56×8=349375+88×5=815780-553=22787×5-194=24147+278-269=56291-35+113=369915-517=398124×9=1116399+(299-188)=510684×(395-386)=6156417+91+449=957836+(633-230)=123998-(167-108)=39157×(380-377)=471386-240+149=295500-(396-294)=398527×9-792=3951145×5=725346+345+976=1667468-114+135=48985+86×7=687100×4+489=889179+(497-145)=531186×3+355=913812-261×3=29436×8=3488530-34×2=462951-16=935124×(300-296)=496841×5-94=4111189×(902-897)=945968-(601+179)=188179×2=358477+105×2=687940-780=160404+472+181=1057767-662+104=209802-335-230=237149+119=268463-22×3=397461-(477-135)=119333-268+427=49274+437+434=945155+312-303=164634-39-370=225115+55-64=106257×2=514443-170-178=95297+(371-329)=339246-39=20717×5=85191+103=294261+18+555=834582×3-189=1557276-252+369=39342×5+388=59859×(23-19)=236705+421+148=1274563+153×2=869249×3=74799+488=587290×5-225=1225846+478-238=1086440-212+156=384234+(297-261)=270149+286-413=22924-(874-85)=135174+(395-100)=469253+474+297=1024633+818=1451484-(18+337)=129303-207+12=108750×(786-780)=4500232×2=46492-(498-475)=69144×5-102=6182/6-1/6=1/6815+244-885=174738+859=1597436-(250-119)=305210×(475-472)=63034+435+103=572196+274=470950-946+598=6026/10+3/10=9/10362-349=13963-468-156=339479-136-320=23383-54×2=275109+137=246666-10=65661-53+427=435727-17-645=65815+438×2=1691606-273×2=60330×2+164=824323-(57+113)=153314-(220+63)=31500+(456-39)=917273-20-218=35407-94×3=125120+315=4358/9-1/9=7/9445×2=890458+(281-254)=4851/6+2/6=3/6122-21×4=38132+489+854=1475286-239=47328×5=1640401×2-712=90804-(559-488)=733113×(139-130)=101745×8+150=510455-66×5=125231+113+603=947926×8=7408903-(117+418)=368262×(18-15)=786313+751+289=135320+53×5=28540+26=66706-121×4=222402-(457-170)=115913-549+873=123742×5=21083+136-200=19841+(734-540)=1035457-201=256221-165=56930-154=776446-(493-461)=414180×(723-718)=900639-(775-353)=217255+666=921320-(167+136)=17736×(110-104)=4416200-17×9=47800+179×4=1516477-149×2=17943×6-53=205255+(631-407)=479105-(351-322)=76162+24+69=255466-166×2=134263+92+569=92420×7=140718-30-84=604146-39-40=67673+548+655=1876770+561-970=361110×(248-242)=660146+338=484116+171×3=629202×6=1212891+240-219=912167+627+84=878678-(25+121)=53228×(80-74)=168149+245=394344+353-338=359706-23×8=522216×9=1944608-(701-377)=284447-(116+34)=29738×9=342849+441=1290319-(54+178)=87337+127+516=980141+95=236351+38-108=281371-(290-46)=127474+23+730=1227464+493=957120-39×3=3202+41-174=69290+141=43193+291-182=202220-(373-283)=130509×9-470=4111780+(357-203)=934402-49+862=121516×(433-430)=48918-37-631=25091+(500-360)=231447+388-29=806464-49×6=170137×5+42=727276-267+309=31837+227-24=240183×5-850=65462+123+455=104049×(463-458)=245845×5-977=3248218-163+313=368291+(435-89)=637393-(445-78)=2678×7=546763×3=2289767+833-355=1245435-359+87=163968-195=773481×2+933=1895365×(541-534)=2555126×7=882835+(582-251)=1166166+106=27281+53=134484-(217+201)=66684×(237-231)=4104473+961-514=920402-224-101=77385+(247-78)=554466-(400-331)=397411-216-111=84577+(776-469)=884694+60×4=934960-(697-150)=413291+72-126=237321-106=215341×6=2046372-89+100=38378×(323-315)=624446+(299-204)=541401-32-104=26510+188+128=326979-144×3=547416-101-200=115452-(354-36)=13447×(283-277)=282544+179+83=80637×(481-478)=111289+680=969521×8=4168392+137=529103×4=412230+49-74=205302-51×4=98470-16-38=416249+149=398202+143=345390+322=71234×(501-495)=20455×4-134=8699+155-54=200137×7-548=411270+196=466438-(218+17)=203407-(63+295)=4953×(399-395)=212274×(472-469)=822685-36×4=541959-53+301=1207468-168×2=132356-62×2=232359-74=285724-233×2=258465-(339-49)=175410-(80+289)=41543+815+306=1664194×4-519=257975×(225-216)=8775218+349=567484+(364-56)=792105×7-262=473199+490+115=8042/3-1/3=1/3589-107×3=26863+393-91=365171×4=684248×(38-34)=992960+538-348=1150480-445=35123×2-113=1331/5+2/5=3/5132+155-194=93164+352=516748×7-471=4765971-746-165=60275-53-129=93331-16+53=3681/7+5/7=6/7298×(854-850)=119253+242+388=683557-46-236=275257-56=20187+(413-265)=235465-(36+328)=101831-666=165461-45×3=326101×3-122=181121+319×2=75995+13×5=160878-(651-321)=548794+691-631=85485×6+334=844485-446+273=312126×4=50416×9+25=169140×3+499=919201+(490-186)=505556-342+499=713903-107-12=784227×3-376=305297-57+373=613271×4-277=807649-364-21=26463×(405-400)=315244-22×2=200285+779=106437×3-82=29375-19=356452×2+991=1895144+213×4=99623+980-63=940568+34+105=7075/8-3/8=2/8101+24=125227+302-452=77415-(280+114)=21566+(863-64)=1365287-127-79=81560+712=1272859-72×7=35593-34=59721×8-197=5571212×3+724=1360781×(523-518)=3905134+168+68=370380-34×4=244405+172+846=1423961+(409-64)=1306356+734-958=132901-599=302403-120-128=155157+77×4=465427×6-574=1988391-53-305=3369+414+875=1358541-218=32334×2+171=23974×7=518361-(269+30)=62448-(235-136)=349479-(22+439)=18459-175+66=350588+(404-233)=759111×8+926=1814963-235×3=25865×5-152=173446+71+202=719366-176=190913-(335+362)=216381-243-109=29459×(583-575)=3672219×2-382=5624×(376-369)=168899-637=262452-(321-196)=327162+(609-248)=523430-376=5486+167=253208+62×6=5804/7+3/7=1476-162-120=194108×4=432347-164=183207-28×7=11318-42=276706×(30-21)=6354495-298+182=379878-369×2=140707-419=288480-(62+283)=135298+392=690370+41+100=511186×5+588=1518241-76+95=260626+267×3=14272/4-1/4=1/4695+(503-237)=961211-(95+55)=61599+(985-76)=