三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦

三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦334×3=348-266=131×7=176×3+395=771×(794-791)=248-81=450×(883-876)=310+70+11=591-135-354=10×(41-36)=20+76×9=755+(366-254)=268+60×7=875×(749-746)=292×2+814=226×(438-435)=345×2-58=364-(53+88)=69+503+21=990-267+133=734-653+103=69×(361-354)=117×7-444=673+152×3=469-374=98-42+902=517+563-580=620-161=4/7-2/7=130×7-698=168×4+473=461-352-85=139×7-837=200+157=423-(258-221)=97+19+872=833×8-310=518-47=412-112×2=835-(323-74)=461+94+294=1/7+3/7=122×4-227=421-337+54=238×(346-342)=300+57-97=339×9=258×3-673=283-(43+122)=442+576+814=36+(204-45)=989-68×9=164×3+489=237-(68+142)=321-234-73=438-98-42=50+310+208=567×2-977=82×2+860=185×4-181=26+(353-58)=133×3+114=70×3+215=197×5=305-85×2=250-86-26=76×6+387=141+298=44+603-531=507+175=80×3=32+317-303=126×2+370=372+778+447=469-(256+11)=825-(123+462)=252×9-17=494-172×2=519+685+115=189+182=798+368-190=399+405-386=423×2+172=206-39+281=148×2=385+(277-129)=638-11×5=407-199-168=541+929-696=173+14×5=465-47=45×2=5/10-2/10=200+71=425+42-191=974+909+500=925-888=862+140-947=333+66-252=665+951+503=3/4-1/4=300-94×3=733×8-847=471-348+80=596×9=473-445+125=318+14+408=188+45=239+391+158=86×7+139=2/3-1/3=70×(279-276)=693+377=447-262+909=517+287×2=444×2-560=443-30×9=385+173=812-(154+393)=158+183=3/6+2/6=69+(142-40)=201-123=179-(502-348)=811+(845-507)=319×3=109+352+267=969-(277+495)=433-(407-195)=924-249-371=394+57×2=381×4-337=103×(487-480)=370-122×3=698-257-105=296+149-87=25+521-451=382-(231-18)=215+(452-279)=170+84-54=705-142-399=235+10+199=491-(24+361)=429-247-80=362-12×4=400-(305+19)=369×8-853=1/9+2/9=344-85-114=387-315+271=450-(102+346)=962-751+513=142+189-115=297+83×2=381-34×8=471-106-27=475-108×4=487-23-162=172-98-10=341-173=766×(355-351)=224-132+103=113-40×2=469-(138+149)=481+(47-30)=430-(514-251)=163×(499-494)=4/9-2/9=825-606+503=145-92=278+59-191=120+(370-298)=498+(459-223)=334+(680-74)=814×(158-151)=362+(485-369)=192+51=150+326+409=759-224+65=425-123×2=296-87×2=731×3-529=358+726+417=988-294-478=20+151×5=189+320=316×2-35=92+222+982=839+(238-92)=444-(422-364)=533-(300-53)=70×(494-490)=297-(394-315)=20+107×9=820×4-983=500+(129-21)=417×(945-938)=476-24=141×6=267+299×2=164×6-710=740+(956-277)=438×2-800=450+526=310+44×6=326-309=74×4=818+287×2=981-(53+178)=564+709+690=462+371=327×5-595=95+250=450-(44+261)=833+280×3=457-(79+46)=151×4=556+278=255-(74+133)=203+125=904-115×4=140×(268-265)=2/5+3/5=375+(255-47)=894+754+956=243-170=699+(692-296)=371-101×3=479-19×6=298-20×4=523+393+414=136+188+395=448-83×2=373×4-803=627+497-371=723-(934-382)=472-(838-678)=161-73=360-(377-217)=44×3=781+73×3=651×3=91×7+129=972-91+947=232-147=389-194+86=212-(71+124)=449+662+81=990-(913-630)=495-431-43=658×2-933=713-62-587=54+23×7=345-219+302=356+(755-330)=223×3=5/7+2/7=665×6-426=125×7-225=811+931-244=220-(56+82)=115+129=275×3+43=214-(341-185)=771-(654-146)=373+92=27+296-161=211+338-18=53×8+39=365-(109+59)=386×7=830-777-31=195×2+578=421-172×2=419-81+478=982+375-324=208-97+73=64×(904-900)=30×8-117=816+158+513=959-(631-222)=753+568=428-151=240+(436-185)=54+(113-19)=110+628+769=695+616-208=982×(157-149)=248-159=898×(174-166)=212-(66+83)=33×(472-465)=286×(347-340)=317-(113+19)=69×9-88=179+480+306=703+624-415=95+79-92=941+420-788=152-114=363+83-174=387-(122-28)=239×(279-275)=358-287+110=338-334+395=158-37=2/4-1/4=234+67=97×9-254=326-(361-71)=792-256+558=49+108×7=134×6-281=169×5-504=353-(157-61)=3/8-1/8=253-48=476-79×6=293-(392-163)=268×3=692×2-291=671+124×4=233×(321-318)=412-(300-192)=837-159+229=459-34×3=181×3+85=483-(224+173)=362-77-133=433-67=792-694-58=148-58=429+112×4=620×7=199×(267-259)=169+239+345=1/6+2/6=142+104=282-214=70+627-519=62+426+100=209+(970-757)=933-243-405=195×4-763=166×(314-309)=298-140=996-488-396=531×(454-447)=139+30=18+(528-54)=233×6=290-191+66=47×9-275=496-31-242=404+(249-48)=842-131-646=108×2=555+364=483+394-12=717+152+114=316-(339-293)=6/10+4/10=914-133-528=89×(289-285)=123×(303-298)=458-(294+135)=445+486+55=650-570+490=468+(356-334)=273-156+128=244+160=181×(418-414)=744-(968-845)=435-172=998-(552+258)=829+(515-343)=479-40×9=216+(852-691)=29+148=118×7=378×3=295+146-213=132-(315-262)=409-55=171×(247-244)=384-(298-181)=106×7-617=982-798=912-595=796+157-487=124+136-56=471+(354-219)=860×9=428-(262+154)=109×(763-760)=462+(478-113)=227+72×4=267-33×6=865-603-146=650-216=662×8=44×(66-62)=290+(782-414)=84+464+55=131+138=264×7=931-(260-223)=147×(255-249)=732×(356-348)=115+299=861×6=771-98-370=73×(281-273)=798×2-416=206+973-67=456-56-175=313-(185+68)=191×(225-221)=814-120-542=420-93×2=816-106-156=838-375+614=277-(208-53)=606-259-62=360-(16+126)=294-(356-335)=326-(41+216)=327-174+807=766-165×2=496-269+28=154+167-16=87×9-248=290×3-618=470-(224+43)=437+(851-841)=129+(362-33)=219+(353-227)=387×2+973=322-21×6=444-170-118=387+182+500=523-423+129=890-(122+576)=161-(15+97)=624+801=670-451=126+(915-352)=946-160×4=104×2=192-96+404=352+656+86=489-82-338=237×2=376-198-136=799-49×7=385-(15+244)=471+706+791=419-(255+86)=547×3-415=800+122+48=284+127+514=45×(256-250)=178×(237-233)=317-13×2=300+134-353=201-(497-488)=906-(392+201)=375×4-710=191+196=500-21=305+(454-200)=188+122×2=950×4=801+776=293+731-909=966-700-44=772-368+445=397-139=847×6=297-232=369-327+72=139×7=463-34-104=405-(202+45)=496-(451-162)=616-35×4=403+599+13=228+211+119=497-(133+246)=909-615+334=315×(416-413)=531-304=611+467=895-329+641=701-480=894-(662+177)=164-(266-108)=877-10×5=812-571=660×(428-419)=431-111-165=48×(304-300)=144+68-173=128+341-116=12+190×2=193×4-68=867-118-450=139+159+108=333-243=996-(706-325)=93×6+11=475-254+128=711×5-805=303-303+392=954-332×2=143+277-114=787×8-998=188+233=241×2+13=429+109=89+140+262=491-447=769-(776-201)=74×(409-406)=379-(220+108)=210+77×4=932-(56+733)=891-226-267=79+282=748-217=336-36×6=373-160×2=149-142+56=969-751=222-(568-431)=355-(220-211)=869-21×7=221×2=369+14-146=360×6-984=618-13-406=423-155+206=516+14+240=488-450=58×6-83=85×7=340×2=192+87-163=68×3+688=468+674-317=5/8-2/8=466+37×5=752-(737-89)=84×8=236+63=546-(74+54)=365+(468-169)=430×4-393=3/6-2/6=823-92=1/7+2/7=291×3-40=716-155×3=641+548+710=476×5=123×8=446-214-214=482-98-260=426+(369-109)=298-(28+230)=372-155+25=333+30-17=354+(246-54)=483-445+183=727-352+826=569×5=214×3=269+351+218=437+(246-119)=103×8-257=66-12×4=199-(586-407)=798+476×2=332×(731-728)=877+(299-58)=309+206=26×(70-62)=70+(270-258)=200+192=930-32×2=273-30×8=189+49-161=231-213+395=18×(181-173)=268+(164-125)=993×(741-733)=368-(12+141)=472+(802-122)=655-(303+228)=85×2+265=711-65×6=330×2-346=132×(178-174)=973-462×2=104×8=679-86×4=342+464+31=434-(282-170)=136×6=525+206=370-307+249=144×4=140×5+453=947+941-965=505-469+75=156-65=858-(267+418)=810-653+317=385+920-988=62+51=312+71=899-(262-46)=83+380=491-(64+268)=895×5=96+156=55+114=203×(229-220)=493-455=927-(572-226)=206-81+116=965+988+794=986-(213-24)=784-542=937×(489-481)=761-242-168=431-(174+84)=111+749-151=795+209=68×3+180=367+209+268=333+143=951×(860-851)=827-(118+553)=52+72-43=461-225=414-(329-182)=171+370=183-48-63=818×2=495×7=646×5-62=3/7-1/7=442-81-70=98+440+187=487-446=1/4+2/4=506-70+609=959-644-13=303-222+660=278-(197+24)=533+(537-115)=229+446-262=114+53-120=858-377=104+(461-310)=531+566+454=744+254×3=247-(361-334)=468-19×3=34+144-86=171×5+964=74×4+383=49+607+745=245-235+320=663×3=932-143×3=58+128×6=145×4-521=292-(13+54)=493-(83+11)=478-18×6=661×(528-520)=65+(377-39)=427×2=244+787-71=452-256=75+437=78×(496-489)=352-81×2=156-35+355=428×7-173=691-44+981=980-122×2=485+950=134×2+396=990-(42+293)=690-680=124×8-383=303+(878-838)=500-77+83=836-(602+213)=220+221-362=168+(129-59)=265×(197-194)=671+543-201=355-(103-79)=980-122-521=144-68-11=455+285=386×(41-35)=949-246=849+66+14=258-(157-77)=124+140=118×5+75=466-(40+50)=379-200=547-143×2=773-(15+244)=74×8=318-71×4=88×(183-180)=679×4=466-97-239=369-60×5=882×8-873=42+(74-42)=88×(118-115)=33×4+42=930+675-445=746×7-484=1/5+2/5=451-25×9=878-537+201=308-27×9=76×4=679+71×9=308-31-105=13×3=382-297=177+360+312=883-(624-36)=489-(724-253)=422+17×9=811-(371+150)=186+(878-317)=185-(270-260)=4/6-1/6=484-(380-223)=116×5-439=452-(182+94)=309×2-248=179+(908-251)=336-76×4=433-250-113=654-(34+242)=1/9+5/9=997-(434+545)=386-(190+106)=402+(141-19)=139+(405-117)=329-305=882-(705-295)=441×(588-579)=119×6-591=46×3+135=694-652+67=388+81=10+390+334=701×8=887×2=428-(132+175)=103+279-27=537-129-404=856-211-322=97+638+191=171+681+81=158-11+230=38×(79-73)=339-28×6=253×3=560×7=445×2=753+(638-554)=245-223=418+(291-33)=196-12×7=601+185-77=408-248+126=356-(423-139)=497-387=4/8+3/8=793+(275-172)=472-135+861=868-(876-843)=290+141=81+37×7=434-(419-151)=53×5=556+(415-52)=693-(96-71)=544+375+463=492+679-567=298×2=464×8=795+768+465=842+202+206=348+13-25=675-47-27=366×2-177=198-88+857=424-(601-178)=130×5-145=239-(341-131)=303-120+15=22+329-169=237×8-911=357+304+158=163-(386-292)=242-(312-169)=693-15×6=464-101-177=487-51×6=410-106-264=590×6-547=378+103=87+(970-69)=105×4+379=703-89×7=876+582+664=922+(425-62)=716×(365-358)=81+165=190-(293-112)=712×2=107×(211-203)=254+(144-102)=967-(187+232)=415-12-194=34+20+804=337+115=464+(382-180)=462-21=389+365=650+164×3=273-75-137=475-26=369+127=196-(172-111)=462+178=52+417-49=222+40=4/9-3/9=281-61=950×(200-197)=421-268+316=723-277-299=11+354-182=427-56-110=346+145=532-362=401-40×8=239+164+359=參考答案334×3=1002348-266=82131×7=917176×3+395=923771×(794-791)=2313248-81=167450×(883-876)=3150310+70+11=391591-135-354=10210×(41-36)=5020+76×9=704755+(366-254)=867268+60×7=688875×(749-746)=2625292×2+814=1398226×(438-435)=678345×2-58=632364-(53+88)=22369+503+21=593990-267+133=856734-653+103=18469×(361-354)=483117×7-444=375673+152×3=1129469-374=9598-42+902=958517+563-580=500620-161=4594/7-2/7=2/7130×7-698=212168×4+473=1145461-352-85=24139×7-837=136200+157=357423-(258-221)=38697+19+872=988833×8-310=6354518-47=471412-112×2=188835-(323-74)=586461+94+294=8491/7+3/7=4/7122×4-227=261421-337+54=138238×(346-342)=952300+57-97=260339×9=3051258×3-673=101283-(43+122)=118442+576+814=183236+(204-45)=195989-68×9=377164×3+489=981237-(68+142)=27321-234-73=14438-98-42=29850+310+208=568567×2-977=15782×2+860=1024185×4-181=55926+(353-58)=321133×3+114=51370×3+215=425197×5=985305-85×2=135250-86-26=13876×6+387=843141+298=43944+603-531=116507+175=68280×3=24032+317-303=46126×2+370=622372+778+447=1597469-(256+11)=202825-(123+462)=240252×9-17=2251494-172×2=150519+685+115=1319189+182=371798+368-190=976399+405-386=418423×2+172=1018206-39+281=448148×2=296385+(277-129)=533638-11×5=583407-199-168=40541+929-696=774173+14×5=243465-47=41845×2=905/10-2/10=3/10200+71=271425+42-191=276974+909+500=2383925-888=37862+140-947=55333+66-252=147665+951+503=21193/4-1/4=2/4300-94×3=18733×8-847=5017471-348+80=203596×9=5364473-445+125=153318+14+408=740188+45=233239+391+158=78886×7+139=7412/3-1/3=1/370×(279-276)=210693+377=1070447-262+909=1094517+287×2=1091444×2-560=328443-30×9=173385+173=558812-(154+393)=265158+183=3413/6+2/6=5/669+(142-40)=171201-123=78179-(502-348)=25811+(845-507)=1149319×3=957109+352+267=728969-(277+495)=197433-(407-195)=221924-249-371=304394+57×2=508381×4-337=1187103×(487-480)=721370-122×3=4698-257-105=336296+149-87=35825+521-451=95382-(231-18)=169215+(452-279)=388170+84-54=200705-142-399=164235+10+199=444491-(24+361)=106429-247-80=102362-12×4=314400-(305+19)=76369×8-853=20991/9+2/9=3/9344-85-114=145387-315+271=343450-(102+346)=2962-751+513=724142+189-115=216297+83×2=463381-34×8=109471-106-27=338475-108×4=43487-23-162=302172-98-10=64341-173=168766×(355-351)=3064224-132+103=195113-40×2=33469-(138+149)=182481+(47-30)=498430-(514-251)=167163×(499-494)=8154/9-2/9=2/9825-606+503=722145-92=53278+59-191=146120+(370-298)=192498+(459-223)=734334+(680-74)=940814×(158-151)=5698362+(485-369)=478192+51=243150+326+409=885759-224+65=600425-123×2=179296-87×2=122731×3-529=1664358+726+417=1501988-294-478=21620+151×5=775189+320=509316×2-35=59792+222+982=1296839+(238-92)=985444-(422-364)=386533-(300-53)=28670×(494-490)=280297-(394-315)=21820+107×9=983820×4-983=2297500+(129-21)=608417×(945-938)=2919476-24=452141×6=846267+299×2=865164×6-710=274740+(956-277)=1419438×2-800=76450+526=976310+44×6=574326-309=1774×4=296818+287×2=1392981-(53+178)=750564+709+690=1963462+371=833327×5-595=104095+250=345450-(44+261)=145833+280×3=1673457-(79+46)=332151×4=604556+278=834255-(74+133)=48203+125=328904-115×4=444140×(268-265)=4202/5+3/5=1375+(255-47)=583894+754+956=2604243-170=73699+(692-296)=1095371-101×3=68479-19×6=365298-20×4=218523+393+414=1330136+188+395=719448-83×2=282373×4-803=689627+497-371=753723-(934-382)=171472-(838-678)=312161-73=88360-(377-217)=20044×3=132781+73×3=1000651×3=195391×7+129=766972-91+947=1828232-147=85389-194+86=281212-(71+124)=17449+662+81=1192990-(913-630)=707495-431-43=21658×2-933=383713-62-587=6454+23×7=215345-219+302=428356+(755-330)=781223×3=6695/7+2/7=1665×6-426=3564125×7-225=650811+931-244=1498220-(56+82)=82115+129=244275×3+43=868214-(341-185)=58771-(654-146)=263373+92=46527+296-161=162211+338-18=53153×8+39=463365-(109+59)=197386×7=2702830-777-31=22195×2+578=968421-172×2=77419-81+478=816982+375-324=1033208-97+73=18464×(904-900)=25630×8-117=123816+158+513=1487959-(631-222)=550753+568=1321428-151=277240+(436-185)=49154+(113-19)=148110+628+769=1507695+616-208=1103982×(157-149)=7856248-159=89898×(174-166)=7184212-(66+83)=6333×(472-465)=231286×(347-340)=2002317-(113+19)=18569×9-88=533179+480+306=965703+624-415=91295+79-92=82941+420-788=573152-114=38363+83-174=272387-(122-28)=293239×(279-275)=956358-287+110=181338-334+395=399158-37=1212/4-1/4=1/4234+67=30197×9-254=619326-(361-71)=36792-256+558=109449+108×7=805134×6-281=523169×5-504=341353-(157-61)=2573/8-1/8=2/8253-48=205476-79×6=2293-(392-163)=64268×3=804692×2-291=1093671+124×4=1167233×(321-318)=699412-(300-192)=304837-159+229=907459-34×3=357181×3+85=628483-(224+173)=86362-77-133=152433-67=366792-694-58=40148-58=90429+112×4=877620×7=4340199×(267-259)=1592169+239+345=7531/6+2/6=3/6142+104=246282-214=6870+627-519=17862+426+100=588209+(970-757)=422933-243-405=285195×4-763=17166×(314-309)=830298-140=158996-488-396=112531×(454-447)=3717139+30=16918+(528-54)=492233×6=1398290-191+66=16547×9-275=148496-31-242=223404+(249-48)=605842-131-646=65108×2=216555+364=919483+394-12=865717+152+114=983316-(339-293)=2706/10+4/10=1914-133-528=25389×(289-285)=356123×(303-298)=615458-(294+135)=29445+486+55=986650-570+490=570468+(356-334)=490273-156+128=245244+160=404181×(418-414)=724744-(968-845)=621435-172=263998-(552+258)=188829+(515-343)=1001479-40×9=119216+(852-691)=37729+148=177118×7=826378×3=1134295+146-213=228132-(315-262)=79409-55=354171×(247-244)=513384-(298-181)=267106×7-617=125982-798=184912-595=317796+157-487=466124+136-56=204471+(354-219)=606860×9=7740428-(262+154)=12109×(763-760)=327462+(478-113)=827227+72×4=515267-33×6=69865-603-146=116650-216=434662×8=529644×(66-62)=176290+(782-414)=65884+464+55=603131+138=269264×7=1848931-(260-223)=894147×(255-249)=882732×(356-348)=5856115+299=414861×6=5166771-98-370=30373×(281-273)=584798×2-416=1180206+973-67=1112456-56-175=225313-(185+68)=60191×(225-221)=764814-120-542=152420-93×2=234816-106-156=554838-375+614=1077277-(208-53)=122606-259-62=285360-(16+126)=218294-(356-335)=273326-(41+216)=69327-174+807=960766-165×2=436496-269+28=255154+167-16=30587×9-248=535290×3-618=252470-(224+43)=203437+(851-841)=447129+(362-33)=458219+(353-227)=345387×2+973=1747322-21×6=196444-170-118=156387+182+500=1069523-423+129=229890-(122+576)=192161-(15+97)=49624+801=1425670-451=219126+(915-352)=689946-160×4=306104×2=208192-96+404=500352+656+86=1094489-82-338=69237×2=474376-198-136=42799-49×7=456385-(15+244)=126471+706+791=1968419-(255+86)=78547×3-415=1226800+122+48=970284+127+514=92545×(256-250)=270178×(237-233)=712317-13×2=291300+134-353=81201-(497-488)=192906-(392+201)=313375×4-710=790191+196=387500-21=479305+(454-200)=559188+122×2=432950×4=3800801+776=1577293+731-909=115966-700-44=222772-368+445=849397-139=258847×6=5082297-232=65369-327+72=114139×7=973463-34-104=325405-(202+45)=158496-(451-162)=207616-35×4=476403+599+13=1015228+211+119=558497-(133+246)=118909-615+334=628315×(416-413)=945531-304=227611+467=1078895-329+641=1207701-480=221894-(662+177)=55164-(266-108)=6877-10×5=827812-571=241660×(428-419)=5940431-111-165=15548×(304-300)=192144+68-173=39128+341-116=35312+190×2=392193×4-68=704867-118-450=299139+159+108=406333-243=90996-(706-325)=61593×6+11=569475-254+128=349711×5-805=2750303-303+392=392954-332×2=290143+277-114=306787×8-998=5298188+233=421241×2+13=495429+109=53889+140+262=491491-447=44769-(776-201)=19474×(409-406)=222379-(220+108)=51210+77×4=518932-(56+733)=143891-226-267=39879+282=361748-217=531336-36×6=120373-160×2=53149-142+56=63969-751=218222-(568-431)=85355-(220-211)=346869-21×7=722221×2=442369+14-146=237360×6-984=1176618-13-406=199423-155+206=474516+14+240=770488-450=3858×6-83=26585×7=595340×2=680192+87-163=11668×3+688=892468+674-317=8255/8-2/8=3/8466+37×5=651752-(737-89)=10484×8=672236+63=299546-(74+54)=418365+(468-169)=664430×4-393=13273/6-2/6=1/6823-92=7311/7+2/7=3/7291×3-40=833716-155×3=251641+548+710=1899476×5=2380123×8=984446-214-214=18482-98-260=124426+(369-109)=686298-(28+230)=40372-155+25=242333+30-17=346354+(246-54)=546483-445+183=221727-352+826=1201569×5=2845214×3=642269+351+218=838437+(246-119)=564103×8-257=56766-12×4=18199-(586-407)=20798+476×2=1750332×(731-728)=996877+(299-58)=1118309+206=51526×(70-62)=20870+(270-258)=82200+192=392930-32×2=866273-30×8=33189+49-161=77231-213+395=41318×(181-173)=144268+(164-125)=307993×(741-733)=7944368-(12+141)=215472+(802-122)=1152655-(303+228)=12485×2+265=435711-65×6=321330×2-346=314132×(178-174)=528973-462×2=49104×8=832679-86×4=335342+464+31=837434-(282-170)=322136×6=816525+206=731370-307+249=312144×4=576140×5+453=1153947+941-965=923505-469+75=111156-65=91858-(267+418)=173810-653+317=474385+920-988=31762+51=113312+71=383899-(262-46)=68383+380=463491-(64+268)=159895×5=447596+156=25255+114=169203×(229-220)=1827493-455=38927-(572-226)=581206-81+116=241965+988+794=2747986-(213-24)=797784-542=242937×(489-481)=7496761-242-168=351431-(174+84)=173111+749-151=709795+209=100468×3+180=384367+209+268=844333+143=476951×(860-851)=8559827-(118+553)=15652+72-43=81461-225=236414-(329-182)=267171+370=541183-48-63=72818×2=1636495×7=3465646×5-62=31683/7-1/7=2/7442-81-70=29198+440+187=725487-446=411/4+2/4=3/4506-70+609=1045959-644-13=302303-222+660=741278-(197+24)=57533+(537-115)=955229+446-262=413114+53-120=47858-377=481104+(461-310)=255531+566+454=1551744+254×3=1506247-(361-334)=220468-19×3=41134+144-86=92171×5+964=181974×4+383=67949+607+745=1401245-235+320=330663×3=1989932-143×3=50358+128×6=826145×4-521=59292-(13+54)=225493-(83+11)=399478-18×6=370661×(528-520)=528865+(377-39)=403427×2=854244+787-71=960452-256=19675+437=51278×(496-489)=546352-81×2=190156-35+355=476428×7-173=2823691-44+981=1628980-122×2=736485+950=1435134×2+396=664990-(42+293)=655690-680=10124×8-383=609303+(878-838)=343500-77+83=506836-(602+213)=21220+221-362=79168+(129-59)=238265×(197-194)=795671+543-201=1013355-(103-79)=331980-122-521=337144-68-11