三年級數(shù)學(上)計算題專項練習附答案集錦

三年級數(shù)學(上)計算題專項練習附答案集錦5/8-2/8=587-(223-189)=63×(284-275)=52×(199-193)=255-240+41=133×2+248=283+998+166=755+39-316=403-(636-345)=279+112×6=280×6-508=484-449+377=400-84-163=609+182=913-(364+455)=418+(471-77)=217-45+268=359+147+763=247+83=403-55×2=540+(534-354)=442-50-287=133+319=290×3=978-(601+123)=188×3+189=76×8-606=385+(218-179)=659-(595-447)=427+(557-383)=2/6-1/6=322-(151+171)=886+149×4=605×9-263=941+(405-91)=580-93×5=213+126=384-(437-88)=690-69×3=367+266+201=804×9-380=208-44×3=260-(401-280)=334-(545-325)=930-225=406-(82+144)=18×(113-104)=651×6=404×2-87=378-68×3=101×6=731-(209+185)=323+151=457+267+80=605-77=4/8-2/8=182-52+96=46+(243-211)=585+902-246=445-325-87=191×5=948-(30+902)=174+274+533=557×6-151=397-(392-10)=375-(95-72)=3/6-2/6=79×8-32=425+(216-209)=660+471-793=278+328+332=297+658-865=892-(210+120)=519+142×5=462-30-124=408-11×5=3/6+2/6=881×2-20=39×7-205=2/4-1/4=451+812+514=34×2+813=98-(753-689)=394-346+184=283+304+284=160+594+104=479-73-259=331-(62+104)=352-14=858-(393-20)=227+125=718-86×5=35+(459-343)=274-83×3=403-(586-521)=983-(551-79)=524×2-728=389+(392-185)=309×3-10=115×(909-903)=334+(462-342)=478-291=104+(366-356)=306×2-297=43×4+258=36×9=61×(247-239)=938-75×7=236+510=654+887+598=723-207=150×4+317=88×6+347=850+722=860-192×4=390-(161+216)=385-(50+311)=645×(879-873)=20×2=196-144-10=425-136×2=747-200×2=424-86×4=400-222=151-109+640=36+131=767+885=919×6=487×2-605=81+154×3=329+944+691=929+604=235-105-66=57×5=482-160-227=11×3+489=423×(629-623)=689+517+636=43+406+210=68×9=926-776=539-40-343=647+37×8=344+143-363=1/7+2/7=852-53+373=364×(73-65)=102+194=255-167+97=58+(353-63)=554+216=4/6-1/6=879-190+476=499-94-373=332+810=395+45+444=222+168-345=822×4-164=53×8+503=157×3+932=510×3=284+158-385=6/9+3/9=139×4-211=295×3=966×9=633-43=255×(125-122)=213+130-201=740×(283-279)=2/9+3/9=304-15×5=476+76+420=284-185+20=94+357=129+242=245+(323-87)=558+(786-464)=131-(170-131)=156×2+486=129×6=61+(679-526)=987-(106-56)=483-390=523-(431-17)=229-19×8=366×2-139=327+73-268=268-37×5=411+(86-70)=443-(70+87)=806-154+76=385-245=75-41+114=60×9-474=563×6-385=767×6=793-(871-850)=172+313-444=741×(574-570)=698-(212+189)=64+66×5=467+290+75=437-160=938-123×3=389-(76+68)=17+33+923=17×(621-617)=278+745-663=312-176+246=49×7+483=192×(330-325)=348-(353-270)=320-72=689-477=67×(277-270)=118×5+111=373×2+237=76×(238-229)=292+968-708=850+(408-351)=185-(287-216)=235+231+91=3/7-1/7=131+41=758-(47+588)=272+432+664=157×8=91+190-57=346+277=295-(225-217)=176-(137-35)=672×(687-679)=497+594=117×8-337=322-217-71=106-83+53=415-44=183-(167-45)=223×(129-123)=762×(399-390)=905×9=477+76-501=246-(409-336)=861+23×2=258+228-82=546-367+821=47×8+37=25+179×2=390+(412-146)=408-(469-185)=388×2+80=240+565+229=638+286=218-86×2=4/6+2/6=200×(51-42)=229+(429-274)=637×7=124×(280-272)=336+158+146=491+119×4=198-48=939-(327+184)=106+253-77=500-93×3=608-226-181=650+630-592=334-70-236=411-399-11=1/3+2/3=139×4+422=869-438+590=3/4-1/4=306-(405-114)=447+(327-167)=371-271+301=243×(111-108)=392-278=3/8+2/8=25×3=730-19×3=186-(342-329)=197+930-155=358×8-454=973-(635-116)=536+717+99=103×(306-303)=242-227=67×7-245=408-294+373=44×(163-157)=728×2-126=180+703+48=74+(345-191)=726-(165+231)=132+462×2=361-220+42=173+91+431=198+82×4=230×(148-144)=786-509=234-129+122=56×6=926-(845-404)=300×8=681+224-647=254×3=316×2=141+373=487-92=474-(10+362)=13+408-395=649-188×3=162×(305-299)=264×2+410=435-321=74+(446-70)=909-221×2=413×2=728-647+238=171-(263-241)=284+275×3=3/5-1/5=660+56×8=19+119+408=755×(342-333)=150+148-110=837-93-501=240×3+798=371-240=236×7-168=281-91×3=473-80=483-51×9=65+105=119+294=369+96-354=734-383=854-(723-491)=843×6-120=33×2+92=236+202-338=402-(481-91)=420-390+386=890-285+194=431-(16+218)=667-(631-111)=24+(480-291)=24×(363-357)=256-220+239=95×8-104=523+(847-647)=778+463-495=731×8=837+407=628-(798-728)=136-(259-210)=395+82-187=846+(652-424)=142+78=157-114=364+113-231=75+(905-776)=822+315-851=877-522=48×5=45×(260-256)=944-(92+763)=298-77+270=43+606+543=340-193-113=396-186-175=294-94-121=379+72×3=864-(863-700)=250×3+68=210+133-324=195×5+147=909-70×3=171-41-77=352-(66+228)=859-615+333=933+437=147+727+46=717-187-471=678-(123+217)=924-343×2=763-(52+405)=45×2=127+(88-69)=689×(220-217)=385×2-557=704+754-395=616-40×5=561+105×9=986+160-66=464+(367-335)=434-(608-438)=137-108+824=788-(221+341)=580-14×5=531-74×5=649-56×4=111×7=823-41×8=976+717+965=500-234+665=20×4=223×8=395-(494-169)=419-(133+250)=787-532=878×2=67+(208-69)=54+(188-44)=42×7+970=87×8-116=888+644-101=676+931+223=192-62=356-(31+24)=125+312-300=953-(226+162)=587×(464-459)=5/8-1/8=779×2-597=852-471=391-(278-104)=456-(193-50)=276+646+884=239×4-868=409-(315+30)=242+219-21=429×8=114+183=683-(274+290)=903-835=286+(256-63)=792-113-384=389+(318-313)=161+83=112×4=908-(350+467)=971-167×5=931-120+931=67+152=367+(190-110)=345-271=961-228×2=427+968=904-803+859=794-(56+259)=865-115-549=269+192=496-295-43=201-33+234=756-132-79=683×2=154-(28+51)=254×(472-469)=520-13×5=226-182+302=458-21+758=264×(483-474)=29+65=349-107=438×(289-282)=44-40+355=93+142=142×6-279=443-(200+115)=361×2-289=243-(24+207)=150×5=41×3=404-(218-149)=792-540+72=7/10-3/10=143+320=126×2=498-(40+315)=172×6-889=269-(310-274)=750-367-112=859-473=133-13×4=134+247+462=349-311+402=433-328-71=483-107×2=461-369-25=483-223=823×(759-753)=229×2=493-314=595+457+671=829+577=681×(853-846)=355-(331-244)=275+(452-174)=687+332=854-369=117×8-115=806+642+840=203×(302-298)=263+225-362=467×4-277=243+189+892=329-(494-191)=169-(71+51)=620-(96+25)=351-(953-771)=366-293=79×(954-947)=92×5+22=433+91×5=300-14×5=691-21-311=234×3=819-103-505=422-92-276=151×8=163-91=442-59×5=104+334-102=156+251-317=40×7-64=19×5+495=171+46=584+246-234=330-119=105×4=393×7=629+(238-228)=391+(753-53)=965-178-320=226-29×6=833-(314-158)=992-927+440=290×4=177-12×3=650×5-933=223+(755-188)=246-77=825-178-370=378+128×4=360-27×2=458-13-53=23+24+28=445+354×2=261-90-22=831-773+963=692-396-291=572-275=847×9-952=87×(131-125)=155+211=456-24×6=308×3=76+421=964-(148+717)=874-(134+258)=372-52×3=917-493-264=303-128×2=908-558-134=766+(918-315)=182×2+932=821+(969-94)=337+105=965-370+821=423-35-121=323+242=377+896+857=267+151-350=482-(133+288)=383-234+140=75+42+579=308-(197+76)=333+(275-271)=696+759-79=426-20×2=447-82×4=226-(351-310)=744+31+33=777-41+75=827-(827-659)=614-546+288=262+47=449-312-103=307×3=329-35×9=100+48=735+965-458=58×4=591+(671-615)=129+522-562=395-196=166×7=202+121-176=240-166=264×4-105=343×2-602=191×4-587=506×2-102=491-26=327-(156+21)=421-316+148=584+290-783=804-(413+302)=335-224-93=587×7-450=182+484=572+692+682=99×5=67+788+878=641×7=18×(105-96)=42+374+445=454-(172+110)=864-184+887=449+(784-387)=723-(184+416)=75+531+739=471×(563-560)=835-(66+99)=995-590+993=218+165-244=200-169=520+(264-186)=166×(423-419)=565+538-682=765×3-199=529-213-129=936-324×2=156×(91-87)=296-58×4=309-(29-16)=457+(454-161)=181×3-280=920-190-492=275×2+394=810-306×2=132×7=462-201+224=307+109-78=390-73-234=910-701=712-66=247+(744-42)=626+882-290=203+49=477+393=156+265-161=424-385-20=391-137×2=247+463+24=498×4-237=416+(345-100)=557-(221+43)=288×7=768×7=60+151×5=240-(66-12)=978-597=494×2=494-119-374=80×2-90=208+(613-504)=416-156=276×2=460-67-188=321+137-205=869+205+133=233-27×3=856×(605-598)=621×(341-334)=156+27+573=142×(75-72)=141-101-11=414+451+57=76×(222-213)=425-122=380+(426-174)=607-(796-280)=2/10+4/10=267+(275-202)=337-41×8=78+296=565+634=195×5-346=215×(253-250)=330-93=100-(821-788)=704-352+337=116+283+23=559+390+11=156+291=284+189-61=469×(341-337)=482-180=349-25=170+239=465-(150+299)=662-(67+195)=347+348+911=812-207=481+103×4=271-257+468=692-335=312×3-474=300+(485-450)=289-258+138=112×2+723=33×6+13=445-74-217=628-299+763=232×3-610=421-75×5=375-(160+169)=275×3-625=644-(619-448)=134+99=489+(279-210)=56+469+984=246-238+480=212+87×5=45+349+138=329-(179+44)=461-110-274=207+(898-520)=163×3-328=867-24-368=193+160×4=150×4-278=664+(874-623)=363-32=185×3-26=937+962+493=540+943-455=65×3=426-(155+172)=937-332-600=533×(416-413)=72+203=416-18×2=198+130-298=444+342+100=500-182-171=51+129×4=282-(48+133)=1/4+2/4=593+(937-92)=488-(445-138)=712-174-478=10+190×3=645-161+144=45+165×2=240×(359-356)=416+(963-115)=172×4-424=399-(178+210)=1/8+4/8=230×2=916×(142-137)=203+562+229=682-569=667×8=863×4-188=444-(130-119)=511+375+516=76+417=307-89-41=458-(359-237)=619×5-867=269×(318-315)=238+138=261-207+19=905-452+640=208+357=519+(891-158)=459-73×3=843+122-883=2/3-1/3=335+490-369=725-32×3=200×3+328=212+(73-59)=31+24=705+851+933=70-45+215=383-37=451+(536-247)=707+209+836=313+(888-580)=966-449-454=315-243+708=884+608-696=879-326=397-231=907-(776-108)=386-28=453-315+16=435-357-67=75×(202-198)=590+435-317=80×(255-252)=1/5+3/5=261+206×2=4/8+3/8=521-(367+140)=304+(373-93)=220×2+210=498-429+328=146+915+710=641-125×5=131×(401-395)=227+318=995-749-106=205+245=438×(805-799)=300×4=500×2-866=434-(83+106)=150+62-133=293×(180-176)=201+62=400-(415-180)=114+249-227=583×(674-667)=421-363+331=310-299+71=143×(474-471)=904-73×9=86×3=876-160×2=961-564-368=413+41×8=12+381-63=308+92×4=328-(24+158)=983-(113+674)=368×2=182-(434-253)=478-(213+263)=207×(257-250)=241+112×4=681+208+10=121+449-166=567-(607-316)=132×6-518=99+346=396-(493-326)=435-143-12=411×6-826=132×7-167=101×2=974-(30+817)=645-156-50=377-(233+67)=270-(492-426)=12+83+164=860+147×3=參考答案5/8-2/8=3/8587-(223-189)=55363×(284-275)=56752×(199-193)=312255-240+41=56133×2+248=514283+998+166=1447755+39-316=478403-(636-345)=112279+112×6=951280×6-508=1172484-449+377=412400-84-163=153609+182=791913-(364+455)=94418+(471-77)=812217-45+268=440359+147+763=1269247+83=330403-55×2=293540+(534-354)=720442-50-287=105133+319=452290×3=870978-(601+123)=254188×3+189=75376×8-606=2385+(218-179)=424659-(595-447)=511427+(557-383)=6012/6-1/6=1/6322-(151+171)=0886+149×4=1482605×9-263=5182941+(405-91)=1255580-93×5=115213+126=339384-(437-88)=35690-69×3=483367+266+201=834804×9-380=6856208-44×3=76260-(401-280)=139334-(545-325)=114930-225=705406-(82+144)=18018×(113-104)=162651×6=3906404×2-87=721378-68×3=174101×6=606731-(209+185)=337323+151=474457+267+80=804605-77=5284/8-2/8=2/8182-52+96=22646+(243-211)=78585+902-246=1241445-325-87=33191×5=955948-(30+902)=16174+274+533=981557×6-151=3191397-(392-10)=15375-(95-72)=3523/6-2/6=1/679×8-32=600425+(216-209)=432660+471-793=338278+328+332=938297+658-865=90892-(210+120)=562519+142×5=1229462-30-124=308408-11×5=3533/6+2/6=5/6881×2-20=174239×7-205=682/4-1/4=1/4451+812+514=177734×2+813=88198-(753-689)=34394-346+184=232283+304+284=871160+594+104=858479-73-259=147331-(62+104)=165352-14=338858-(393-20)=485227+125=352718-86×5=28835+(459-343)=151274-83×3=25403-(586-521)=338983-(551-79)=511524×2-728=320389+(392-185)=596309×3-10=917115×(909-903)=690334+(462-342)=454478-291=187104+(366-356)=114306×2-297=31543×4+258=43036×9=32461×(247-239)=488938-75×7=413236+510=746654+887+598=2139723-207=516150×4+317=91788×6+347=875850+722=1572860-192×4=92390-(161+216)=13385-(50+311)=24645×(879-873)=387020×2=40196-144-10=42425-136×2=153747-200×2=347424-86×4=80400-222=178151-109+640=68236+131=167767+885=1652919×6=5514487×2-605=36981+154×3=543329+944+691=1964929+604=1533235-105-66=6457×5=285482-160-227=9511×3+489=522423×(629-623)=2538689+517+636=184243+406+210=65968×9=612926-776=150539-40-343=156647+37×8=943344+143-363=1241/7+2/7=3/7852-53+373=1172364×(73-65)=2912102+194=296255-167+97=18558+(353-63)=348554+216=7704/6-1/6=3/6879-190+476=1165499-94-373=32332+810=1142395+45+444=884222+168-345=45822×4-164=312453×8+503=927157×3+932=1403510×3=1530284+158-385=576/9+3/9=1139×4-211=345295×3=885966×9=8694633-43=590255×(125-122)=765213+130-201=142740×(283-279)=29602/9+3/9=5/9304-15×5=229476+76+420=972284-185+20=11994+357=451129+242=371245+(323-87)=481558+(786-464)=880131-(170-131)=92156×2+486=798129×6=77461+(679-526)=214987-(106-56)=937483-390=93523-(431-17)=109229-19×8=77366×2-139=593327+73-268=132268-37×5=83411+(86-70)=427443-(70+87)=286806-154+76=728385-245=14075-41+114=14860×9-474=66563×6-385=2993767×6=4602793-(871-850)=772172+313-444=41741×(574-570)=2964698-(212+189)=29764+66×5=394467+290+75=832437-160=277938-123×3=569389-(76+68)=24517+33+923=97317×(621-617)=68278+745-663=360312-176+246=38249×7+483=826192×(330-325)=960348-(353-270)=265320-72=248689-477=21267×(277-270)=469118×5+111=701373×2+237=98376×(238-229)=684292+968-708=552850+(408-351)=907185-(287-216)=114235+231+91=5573/7-1/7=2/7131+41=172758-(47+588)=123272+432+664=1368157×8=125691+190-57=224346+277=623295-(225-217)=287176-(137-35)=74672×(687-679)=5376497+594=1091117×8-337=599322-217-71=34106-83+53=76415-44=371183-(167-45)=61223×(129-123)=1338762×(399-390)=6858905×9=8145477+76-501=52246-(409-336)=173861+23×2=907258+228-82=404546-367+821=100047×8+37=41325+179×2=383390+(412-146)=656408-(469-185)=124388×2+80=856240+565+229=1034638+286=924218-86×2=464/6+2/6=1200×(51-42)=1800229+(429-274)=384637×7=4459124×(280-272)=992336+158+146=640491+119×4=967198-48=150939-(327+184)=428106+253-77=282500-93×3=221608-226-181=201650+630-592=688334-70-236=28411-399-11=11/3+2/3=1139×4+422=978869-438+590=10213/4-1/4=2/4306-(405-114)=15447+(327-167)=607371-271+301=401243×(111-108)=729392-278=1143/8+2/8=5/825×3=75730-19×3=673186-(342-329)=173197+930-155=972358×8-454=2410973-(635-116)=454536+717+99=1352103×(306-303)=309242-227=1567×7-245=224408-294+373=48744×(163-157)=264728×2-126=1330180+703+48=93174+(345-191)=228726-(165+231)=330132+462×2=1056361-220+42=183173+91+431=695198+82×4=526230×(148-144)=920786-509=277234-129+122=22756×6=336926-(845-404)=485300×8=2400681+224-647=258254×3=762316×2=632141+373=514487-92=395474-(10+362)=10213+408-395=26649-188×3=85162×(305-299)=972264×2+410=938435-321=11474+(446-70)=450909-221×2=467413×2=826728-647+238=319171-(263-241)=149284+275×3=11093/5-1/5=2/5660+56×8=110819+119+408=546755×(342-333)=6795150+148-110=188837-93-501=243240×3+798=1518371-240=131236×7-168=1484281-91×3=8473-80=393483-51×9=2465+105=170119+294=413369+96-354=111734-383=351854-(723-491)=622843×6-120=493833×2+92=158236+202-338=100402-(481-91)=12420-390+386=416890-285+194=799431-(16+218)=197667-(631-111)=14724+(480-291)=21324×(363-357)=144256-220+239=27595×8-104=656523+(847-647)=723778+463-495=746731×8=5848837+407=1244628-(798-728)=558136-(259-210)=87395+82-187=290846+(652-424)=1074142+78=220157-114=43364+113-231=24675+(905-776)=204822+315-851=286877-522=35548×5=24045×(260-256)=180944-(92+763)=89298-77+270=49143+606+543=1192340-193-113=34396-186-175=35294-94-121=79379+72×3=595864-(863-700)=701250×3+68=818210+133-324=19195×5+147=1122909-70×3=699171-41-77=53352-(66+228)=58859-615+333=577933+437=1370147+727+46=920717-187-471=59678-(123+217)=338924-343×2=238763-(52+405)=30645×2=90127+(88-69)=146689×(220-217)=2067385×2-557=213704+754-395=1063616-40×5=416561+105×9=1506986+160-66=1080464+(367-335)=496434-(608-438)=264137-108+824=853788-(221+341)=226580-14×5=510531-74×5=161649-56×4=425111×7=777823-41×8=495976+717+965=2658500-234+665=93120×4=80223×8=1784395-(494-169)=70419-(133+250)=36787-532=255878×2=175667+(208-69)=20654+(188-44)=19842×7+970=126487×8-116=580888+644-101=1431676+931+223=1830192-62=130356-(31+24)=301125+312-300=137953-(226+162)=565587×(464-459)=29355/8-1/8=4/8779×2-597=961852-471=381391-(278-104)=217456-(193-50)=313276+646+884=1806239×4-868=88409-(315+30)=64242+219-21=440429×8=3432114+183=297683-(274+290)=119903-835=68286+(256-63)=479792-113-384=295389+(318-313)=394161+83=244112×4=448908-(350+467)=91971-167×5=136931-120+931=174267+152=219367+(190-110)=447345-271=74961-228×2=505427+968=1395904-803+859=960794-(56+259)=479865-115-549=201269+192=461496-295-43=158201-33+234=402756-132-79=545683×2=1366154-(28+51)=75254×(472-469)=762520-13×5=455226-182+302=346458-21+758=1195264×(483-474)=237629+65=94349-107=242438×(289-282)=306644-40+355=35993+142=235142×6-279=573443-(200+115)=128361×2-289=433243-(24+207)=12150×5=75041×3=123404-(218-149)=335792-540+72=3247/10-3/10=4/10143+320=463126×2=252498-(40+315)=143172×6-889=143269-(310-274)=233750-367-112=271859-473=386133-13×4=81134+247+462=843349-311+402=440433-328-71=34483-107×2=269461-369-25=67483-223=260823×(759-753)=4938229×2=458493-314=179595+457+671=1723829+577=1406681×(853-846)=4767355-(331-244)=268275+(452-174)=553687+332=1019854-369=485117×8-115=821806+642+840=2288203×(302-298)=812263+225-362=126467×4-277=1591243+189+892=1324329-(494-191)=26169-(71+51)=47620-(96+25)=499351-(953-771)=169366-293=7379×(954-947)=55392×5+22=482433+91×5=888300-14×5=230691-21-311=359234×3=702819-103-505=211422-92-276=54151×8=1208163-91=72442-59×5=147104+334-102=336156+251-317=9040×7-64=21619×5+495=590171+46=217584+246-234=596330-119=211105×4=420393×7=2751629+(238-228)=639391+(753-53)=1091965-178-320=467226-29×6=52833-(314-158)=677992-927+440=505290×4=1160177-12×3=141650×5-933=2317223+(755-188)=790246-77=169825-178-370=277378+128×4=890360-27×2=306458-13-53=39223+24+28=75445+354×2=1153261-90-22=149831-773+963=1021692-396-291=5572-275=297847×9-952=667187×(131-125)=522155+211=366456-24×6=312308×3=92476+421=497964-(148+717)=99874-(134+258)=482372-52×3=216917-493-264=160303-128×2=47908-558-134=216766+(918-315)=1369182×2+932=1296821+(969-94)=1696337+105=442965-370+821=1416423-35-121=267323+242=565377+896+857=2130267+151-350=68482-(133+288)=61383-234+140=28975+42+579=696308-(197+76)=35333+(275-271)=337696+759-79=1376426-20×2=386447-82×4=119226-(351-310)=185744+31+33=808777-41+75=811827-(827-659)=659614-546+288=356262+47=309449-312-103=34307×3=921329-35×9=14100+48=148735+965-458=124258×4=232591+(671-615)=647129+522-562=89395-196=199166×7=1162202+121-176=147240-166=74264×4-105=951343×2-602=84191×4-587=177506×2-102=910491-26=465327-(156+21)=150421-316+148=253584+290-783=91804-(413+302)=89335-224-93=18587×7-450=3659182+484=666572+692+682=194699×5=49567+788+878=1733641×7=448718×(105-96)=16242+374+445=861454-(172+110)=172864-184+887=1567449+(784-387)=846723-(184+416)=12375+531+739=1345471×(563-560)=1413835-(66+99)=670995-590+993=1398218+165-244=139200-169=31520+(264-186)=598166×(423-419)=664565+538-682=421765×3-199=2096529-213-129=187936-324×2=288156×(91-87)=624296-58×4=64309-(29-16)=296457+(454-161)=750181×3-280=263920-190-492=238275×2+394=944810-306×2=198132×7=924462-201+224=485307+109-78=338390-73-234=83910-701=209712-66=646247+(744-42)=949626+882-290=1218203+49=252477+393=870156+265-161=260424-385-20=19391-137×2=117247+463+24=734498×4-237=1755416+(345-100)=661557-(221+43)=293288×7=2016768×7=537660+151×5=815240-(66-12)=186978-597=381494×2=988494-119-374=180×2-90=70208+(613-504)=317416-156=260276×2=552460-67-188=205321+137-205=253869+205+133=1207233-27×3=152856×(605-598)=5992621×(341-334)=4347156+27+573=756142×(75-72)=426141-101-11=29414+451+57=92276×(222-213)=684425-122=303380+(426-174)=632607-(796-280)=912/10+4/10=6/10267+(275-202)=340337-41×8=978+296=374565+634=1199195×5-346=629215×(253-250)=645330-93=237100-(821-788)=67704-352+337=689116+283+23=422559+390+11=960156+291=447284+189-61=412469×(341-337)=1876482-180=302349-25=324170+239=409465-(150+299)=16662-(67+195)=400347+348+911=1606812-207=605481+103×4=893271-257+468=482692-335=357312×3-474=462300+(485-450)=335289-