三年級數學(上)計算題專項練習附答案集錦811-799+767=895×(585-577)=918-417+256=113×(255-251)=965-169-350=40×8=237×(120-117)=710-(259-19)=149-69=877-509-143=143+94+71=629+12+323=852-655-24=533+(676-365)=670+943=222+135=410-214+234=506×6=673+401-12=445-67×6=283+878-29=242-(24+200)=536×6-335=287-92-96=333+104=39+177=806-(728-382)=334-132=872-42-119=547-196-117=76+695+126=731-(900-532)=326×(925-920)=435×2+585=490-143×3=170×(350-347)=422+46+96=490+(451-180)=372-(378-102)=988+171-418=401-244+147=10+646-102=338-294+80=264×8-468=73×(917-914)=853-526-35=211+119+888=149×(241-235)=213×4-326=427×7-836=528-65×3=89×6=320-47×6=242+252-27=149×5-627=246-24×5=132+554=635+323-856=263+(273-106)=92+263=101×(332-327)=19×(28-24)=560×(515-509)=491×(127-123)=143×7-706=380-(67+118)=242×5=888-(10+768)=467-(195+136)=262-259+286=680-416=66×4+288=70+152=179×5-144=640-(80+243)=1/5+2/5=499+(779-445)=175+64=401-214-107=139+322+929=1/8+2/8=184+313=841+300×3=985-420+302=534×(82-76)=486×8=444-(59+240)=211+146×3=439-(199+107)=429-64=294×3+876=12×9=785+719=446-13-417=232+166-279=407-(122+180)=278-70+257=442-(160-117)=95+(340-299)=348×8-919=440-52×4=484-81×4=662-398=69+97-124=69+(376-20)=8/10-1/10=917-391-292=97×6=774-(47+164)=114+36+538=395-52×5=75×3+653=437-30×6=92+651-654=98+(932-551)=29×2+82=743+(604-566)=995-(311+214)=282-54+92=768×6-45=471×(577-571)=865-(276+529)=906×(679-674)=27+76-71=155×(360-357)=540+797=336-282+346=399+(270-178)=457-126×2=446×5-157=115+(104-81)=564+815-486=258-(141+77)=96+290×2=360+269=416-270-89=452×2-621=180×2-323=500-22-81=144+144-50=164×5+490=189+(432-186)=404-94×2=284+296+369=202-(486-428)=100×3=87×9-677=362-76×4=940×7=136+84=110+329-340=219×3=170-54+246=501-455=57-(934-887)=637-12×4=37+(637-361)=33+389+13=882-94×7=482+260=43×9+714=447×8=451-186×2=529-269=535+(930-381)=740×4-838=477-144+534=336×9=2/3-1/3=491×6-919=88-(18+67)=248-(383-157)=837+479-942=267-233=479-(252+15)=277+49+658=381-(147+154)=36+20+492=419-(446-166)=188+115=5/8+3/8=491-(425-211)=918+836-319=33×5+590=108+(408-12)=272-198=998-324-23=465-(86+341)=420+19-432=461-195-46=886×8=126+80+248=721-62×5=825+277=919-52-443=618+712=419-27=68+428×2=613+(873-419)=833-75×5=386-26×6=103×8=600×3=853-644+999=843+175-900=329+192×2=447-368=381-223+221=859-456-84=835×(905-899)=1/8+6/8=134+604=426-408+111=506+329+360=332×5=803×9-757=4/9+2/9=435-(310-259)=85-(49-23)=186-107=964-73+803=154×4=783+224+805=68×8=349-84-36=427-20=250×2+310=16+254×2=119+144×5=416×(974-970)=108+172+256=112+658=882-76-27=151-73=63×4=469+(298-228)=496-322+110=223+855-863=154×3=143+166-57=706-224+330=401-126-234=492-49+844=342+899+62=234+196=145×5-624=3/7-2/7=124×8=433×2+53=3/9+6/9=872+960-427=136-(369-341)=712+725+324=110-(210-102)=732-637+527=27+364-283=338-30-134=461-(221+143)=513-(308+127)=492-149+106=63+81-94=960-(431+226)=694-511=782-(657-188)=274+29-217=112×7=998×(332-327)=511+927+526=435-(425-184)=353×(572-564)=370-91=861-(207+149)=78+706-155=230-37×5=497-322=227+(713-561)=420-321-26=265-(74+49)=249+(414-317)=367+351+219=832-(368+404)=599-96×6=31+379×2=250×(135-127)=874-491+433=410×2+467=958-207=372×2=805-346-424=219+235=41×9+179=508-(97-48)=912-263=206-18×2=163+547+868=462-31-244=444-215-219=145×3=474+227-416=285-170-82=500-(51+98)=623-59×9=61×8-61=232-26-206=354-(265-101)=309-278+338=443-133×2=283+155=86×5+185=790+367+968=392+106×5=273-(110+89)=152-(368-247)=182+178+151=878-(202-141)=573-381=223+302=122+(166-81)=44×(105-96)=518+547+424=666+(985-615)=72×(210-202)=693-502=283+106-114=432-372+249=448-(15+351)=17×8=29+425-270=816×8-429=889-195+197=519-283-101=379+291×2=339-268=153+(325-320)=375-285-20=81+422+473=401+56-292=238×4=632-480=806-(814-135)=914+163×4=210-180+67=129+270=291-(354-96)=93×(57-54)=629-27-471=540-69×4=397+81=72×2+86=133×6-60=416-(272-193)=969×8=55×(901-893)=457-(126+125)=242×(194-191)=217+(138-59)=386+(488-253)=342-66×4=646-207×3=538-137=277×3-592=777-(358+381)=2/8+4/8=740-688=972-506=896-(751+104)=31×8+232=408-152=211-133+289=231×(380-376)=87+343=625-350+255=793+(593-292)=470-28×2=14×(134-125)=110×5-367=243-67×3=479+(45-23)=410-383=272+434+289=153-30=439-192-220=893-300+255=524×5-400=230×4=322-(866-656)=122×5=79+(251-58)=790+159+773=359+(483-107)=692×(51-43)=685+343×2=30+186-28=124×7-590=704×(909-904)=684-107+558=222-191+235=929-(840-588)=805+386-900=628-121-17=29+932+750=703-139×4=494-(72-48)=153×6=145-(128-69)=880×3=284+(73-20)=558-(327+48)=355-123-78=963+150×5=55×(403-398)=90×(690-683)=687×4-744=845+(721-270)=218+815=125+(422-335)=456-281-146=292-85=607-(73+60)=460-256-45=259-61×2=211+229+684=927+252=896-191×3=1/4+2/4=77+148-35=95×3=361-(394-329)=199×3=143+307=226-93=119×4=471-39×4=829-486-53=116×5-546=296+684+696=329+158+387=861-328×2=550-(959-533)=201-89=455×2=395+487+359=380-184=150+784=231×4=483×6=346-(628-585)=647-21×4=693-254-174=132×7-38=129+157=244-243+117=32-19=941+842+873=190-132+76=302+91+101=242-149-17=2/4-1/4=342-120×2=232×(268-265)=455+23-141=367-(280-30)=666-429+189=483+602+71=119+230-256=243-215=944-(146+517)=27+801+116=439-72×3=50×(33-26)=192×(274-268)=318-21=134×4=799×5-563=302+(300-281)=892-(529-99)=480-255=471+182×5=452-450+161=274+(281-32)=638+(883-83)=450-322=229+302+222=386-(221+131)=256+64=68×(103-100)=756-187=735×2-627=232-28×5=328-201-126=975-(115+529)=725-157=457-308=980-134×2=580+527-205=988+(403-23)=857-435+253=339×2+240=961+94×2=29+775+189=414-95×2=417+15-334=679+(366-75)=200-71=370-(329-108)=385-(323-118)=60×2=880+(887-34)=3/9-1/9=339-(443-290)=458-18×7=459-157×2=993-(232+649)=257×3=669×9=675-349+623=27+139+283=821+302×2=901-194=253×2-251=5/8-2/8=155+(391-73)=276-30×2=38×8-270=943+91×6=871-866+403=978-(746-296)=825+(254-179)=453+41×9=158×4+145=17+61×7=552-153+866=752×(606-598)=221-192+532=319×6-535=172-63-102=869-311×2=368-(260+30)=84+(283-239)=268-57×2=875-(314+198)=611-473-63=201-119=994×6=228-228+300=242-36×5=503-(556-273)=141+519+51=166-(220-75)=252+82=74×9-49=377-287+50=560+865+352=784-(468+253)=125+(236-213)=92+199=868-(499+115)=233×4-32=565-45-406=366+821=157×2+278=325+98=161×6-887=42+257+682=307-17×6=417+128+238=182-(466-334)=232-84×2=50+624+901=194+80×9=24×(395-387)=76+386-150=118-70+401=124+172=69×(361-358)=529-(724-675)=147-26=823-88×4=109+449-363=168×5-641=520×6-373=408-152-66=84×3+36=371-339+403=622+31×2=17-(43-33)=231-51×2=297×(281-278)=119×7=310-100×3=65-12=917-142-466=145×(393-390)=556×(457-452)=850+(343-194)=899+969=293×8-958=237×(856-850)=614+199+796=321-200+88=196×3-131=122×3=137-(21+13)=4/7+2/7=351-78-244=206-28×3=896-(747-601)=68+310=856-415=70×3=601-41×3=134+103+223=66×(169-164)=382+141×3=546+53-158=66×6=3/8+2/8=19+378-233=155×5-431=27+541-211=33×5=328-115-35=905+(997-279)=329+193×5=150×4=659+108-407=604-83+492=480+347×2=30+(785-363)=505-(582-370)=23+(375-163)=154+54×5=219×(307-303)=424-(334-280)=439-(414-14)=210+146=457-(81-15)=490-(120+141)=67×9+366=489-(38+171)=163×2=552+120+660=889-278=311+547=878-658=532+434+12=236+(953-524)=929-392-43=44×(266-263)=763-190×3=993×(114-108)=961-(119+103)=439-212=254-(453-263)=138×3+482=257+814=135×4+337=138×3-280=214×4-379=171×5=390×5=851-(666-14)=24+296-168=50+(484-417)=395+(764-739)=183+48=798×5-802=131×2+869=454-48-324=158×6-863=420-(70+164)=802-(35+637)=179+440=20+107=446-82×4=179×4+94=436-421=411-205+959=324-(256-58)=172+107-258=163+(327-230)=104+80-26=373-158=496-314-84=270+379=370+(188-74)=712+959-81=137×6-182=406-(17+297)=2/6+3/6=130×7=579+903-286=269-(412-387)=683+(706-698)=351-64-265=773+390-146=262-64-119=111+(41-12)=59×2=149-(385-332)=228+144=77+229-44=45+233×2=345+(431-119)=259-215+669=74-57+89=99×(261-258)=373-(175+173)=60+199=252-121+131=420×(573-566)=661-41-475=313×(184-181)=471-122×3=477+303+182=937-(506+177)=168+317=274+167=121×5-21=3/5-1/5=974-(293-89)=687-(119+505)=400-(97+182)=56×9=520×5=659-160=2/5-1/5=707-271×2=224-(390-352)=474-97-346=221+956+195=341-179+312=231-(426-416)=288-137-14=557-(188+52)=539+346-145=224+105×2=771×2-396=102×8=961-751+979=169+(433-207)=150-25×6=60×9-489=429-(118+55)=378-322=42×9+532=764-215×3=336-32×4=51×(487-479)=486-(134+134)=905+226+591=151+712+58=442-(61+144)=173×(831-824)=409-(42+162)=917-253-480=162-(303-141)=224+350-225=305+149-281=85×8-254=259+42×8=185+633+402=698-61=541+43+318=90×(362-354)=670-329+728=388×2-566=307×3+535=446-378=136-77+433=141+242-159=238+236-458=39×4+421=324+82-308=292×5-928=5/8-1/8=908×(239-233)=705-143+286=2/7-1/7=66-(51-49)=133+215=3/4-1/4=311+83=411×9-251=123+799+562=401-(439-196)=821-801+42=69×3+245=357-62-109=1/6+3/6=818×(539-530)=602+(906-801)=164+(383-382)=116+318=6/8-1/8=685+94-87=11×(330-323)=623-(208+203)=552-264-55=29+72=984-(502+449)=100×2=758-(723-383)=699-516+812=827-91-116=184×4-469=799-53+939=928-(432+310)=231+196=417-294=390-187+82=478-(39+40)=618+446+871=89+365=327×3-462=64×2-72=67×7+73=106+325-96=17+506+100=904+252-844=234-(383-246)=944-445-179=139+99+575=262+64×5=645+334+233=894×9-616=229+265=191-(32+27)=148+(966-891)=80-59=917×(128-119)=130+568=600×7-676=343+562=899×5-915=387+(487-11)=354-151-201=123×(455-452)=21+(686-522)=69×(118-112)=459-168=754+119×7=503-(750-617)=416×2=426×5-778=426×(24-19)=131-47+98=87×7=921+378-578=72×(146-139)=39×5-97=466+353+97=924-72×2=202+(494-140)=934-125-373=39+382-253=901+424-186=703-240=417+206+358=396-(333+37)=415×2=76×3+454=171+(635-263)=249+95=參考答案811-799+767=779895×(585-577)=7160918-417+256=757113×(255-251)=452965-169-350=44640×8=320237×(120-117)=711710-(259-19)=470149-69=80877-509-143=225143+94+71=308629+12+323=964852-655-24=173533+(676-365)=844670+943=1613222+135=357410-214+234=430506×6=3036673+401-12=1062445-67×6=43283+878-29=1132242-(24+200)=18536×6-335=2881287-92-96=99333+104=43739+177=216806-(728-382)=460334-132=202872-42-119=711547-196-117=23476+695+126=897731-(900-532)=363326×(925-920)=1630435×2+585=1455490-143×3=61170×(350-347)=510422+46+96=564490+(451-180)=761372-(378-102)=96988+171-418=741401-244+147=30410+646-102=554338-294+80=124264×8-468=164473×(917-914)=219853-526-35=292211+119+888=1218149×(241-235)=894213×4-326=526427×7-836=2153528-65×3=33389×6=534320-47×6=38242+252-27=467149×5-627=118246-24×5=126132+554=686635+323-856=102263+(273-106)=43092+263=355101×(332-327)=50519×(28-24)=76560×(515-509)=3360491×(127-123)=1964143×7-706=295380-(67+118)=195242×5=1210888-(10+768)=110467-(195+136)=136262-259+286=289680-416=26466×4+288=55270+152=222179×5-144=751640-(80+243)=3171/5+2/5=3/5499+(779-445)=833175+64=239401-214-107=80139+322+929=13901/8+2/8=3/8184+313=497841+300×3=1741985-420+302=867534×(82-76)=3204486×8=3888444-(59+240)=145211+146×3=649439-(199+107)=133429-64=365294×3+876=175812×9=108785+719=1504446-13-417=16232+166-279=119407-(122+180)=105278-70+257=465442-(160-117)=39995+(340-299)=136348×8-919=1865440-52×4=232484-81×4=160662-398=26469+97-124=4269+(376-20)=4258/10-1/10=7/10917-391-292=23497×6=582774-(47+164)=563114+36+538=688395-52×5=13575×3+653=878437-30×6=25792+651-654=8998+(932-551)=47929×2+82=140743+(604-566)=781995-(311+214)=470282-54+92=320768×6-45=4563471×(577-571)=2826865-(276+529)=60906×(679-674)=453027+76-71=32155×(360-357)=465540+797=1337336-282+346=400399+(270-178)=491457-126×2=205446×5-157=2073115+(104-81)=138564+815-486=893258-(141+77)=4096+290×2=676360+269=629416-270-89=57452×2-621=283180×2-323=37500-22-81=397144+144-50=238164×5+490=1310189+(432-186)=435404-94×2=216284+296+369=949202-(486-428)=144100×3=30087×9-677=106362-76×4=58940×7=6580136+84=220110+329-340=99219×3=657170-54+246=362501-455=4657-(934-887)=10637-12×4=58937+(637-361)=31333+389+13=435882-94×7=224482+260=74243×9+714=1101447×8=3576451-186×2=79529-269=260535+(930-381)=1084740×4-838=2122477-144+534=867336×9=30242/3-1/3=1/3491×6-919=202788-(18+67)=3248-(383-157)=22837+479-942=374267-233=34479-(252+15)=212277+49+658=984381-(147+154)=8036+20+492=548419-(446-166)=139188+115=3035/8+3/8=1491-(425-211)=277918+836-319=143533×5+590=755108+(408-12)=504272-198=74998-324-23=651465-(86+341)=38420+19-432=7461-195-46=220886×8=7088126+80+248=454721-62×5=411825+277=1102919-52-443=424618+712=1330419-27=39268+428×2=924613+(873-419)=1067833-75×5=458386-26×6=230103×8=824600×3=1800853-644+999=1208843+175-900=118329+192×2=713447-368=79381-223+221=379859-456-84=319835×(905-899)=50101/8+6/8=7/8134+604=738426-408+111=129506+329+360=1195332×5=1660803×9-757=64704/9+2/9=6/9435-(310-259)=38485-(49-23)=59186-107=79964-73+803=1694154×4=616783+224+805=181268×8=544349-84-36=229427-20=407250×2+310=81016+254×2=524119+144×5=839416×(974-970)=1664108+172+256=536112+658=770882-76-27=779151-73=7863×4=252469+(298-228)=539496-322+110=284223+855-863=215154×3=462143+166-57=252706-224+330=812401-126-234=41492-49+844=1287342+899+62=1303234+196=430145×5-624=1013/7-2/7=1/7124×8=992433×2+53=9193/9+6/9=1872+960-427=1405136-(369-341)=108712+725+324=1761110-(210-102)=2732-637+527=62227+364-283=108338-30-134=174461-(221+143)=97513-(308+127)=78492-149+106=44963+81-94=50960-(431+226)=303694-511=183782-(657-188)=313274+29-217=86112×7=784998×(332-327)=4990511+927+526=1964435-(425-184)=194353×(572-564)=2824370-91=279861-(207+149)=50578+706-155=629230-37×5=45497-322=175227+(713-561)=379420-321-26=73265-(74+49)=142249+(414-317)=346367+351+219=937832-(368+404)=60599-96×6=2331+379×2=789250×(135-127)=2000874-491+433=816410×2+467=1287958-207=751372×2=744805-346-424=35219+235=45441×9+179=548508-(97-48)=459912-263=649206-18×2=170163+547+868=1578462-31-244=187444-215-219=10145×3=435474+227-416=285285-170-82=33500-(51+98)=351623-59×9=9261×8-61=427232-26-206=0354-(265-101)=190309-278+338=369443-133×2=177283+155=43886×5+185=615790+367+968=2125392+106×5=922273-(110+89)=74152-(368-247)=31182+178+151=511878-(202-141)=817573-381=192223+302=525122+(166-81)=20744×(105-96)=396518+547+424=1489666+(985-615)=103672×(210-202)=576693-502=191283+106-114=275432-372+249=309448-(15+351)=8217×8=13629+425-270=184816×8-429=6099889-195+197=891519-283-101=135379+291×2=961339-268=71153+(325-320)=158375-285-20=7081+422+473=976401+56-292=165238×4=952632-480=152806-(814-135)=127914+163×4=1566210-180+67=97129+270=399291-(354-96)=3393×(57-54)=279629-27-471=131540-69×4=264397+81=47872×2+86=230133×6-60=738416-(272-193)=337969×8=775255×(901-893)=440457-(126+125)=206242×(194-191)=726217+(138-59)=296386+(488-253)=621342-66×4=78646-207×3=25538-137=401277×3-592=239777-(358+381)=382/8+4/8=6/8740-688=52972-506=466896-(751+104)=4131×8+232=480408-152=256211-133+289=367231×(380-376)=92487+343=430625-350+255=530793+(593-292)=1094470-28×2=41414×(134-125)=126110×5-367=183243-67×3=42479+(45-23)=501410-383=27272+434+289=995153-30=123439-192-220=27893-300+255=848524×5-400=2220230×4=920322-(866-656)=112122×5=61079+(251-58)=272790+159+773=1722359+(483-107)=735692×(51-43)=5536685+343×2=137130+186-28=188124×7-590=278704×(909-904)=3520684-107+558=1135222-191+235=266929-(840-588)=677805+386-900=291628-121-17=49029+932+750=1711703-139×4=147494-(72-48)=470153×6=918145-(128-69)=86880×3=2640284+(73-20)=337558-(327+48)=183355-123-78=154963+150×5=171355×(403-398)=27590×(690-683)=630687×4-744=2004845+(721-270)=1296218+815=1033125+(422-335)=212456-281-146=29292-85=207607-(73+60)=474460-256-45=159259-61×2=137211+229+684=1124927+252=1179896-191×3=3231/4+2/4=3/477+148-35=19095×3=285361-(394-329)=296199×3=597143+307=450226-93=133119×4=476471-39×4=315829-486-53=290116×5-546=34296+684+696=1676329+158+387=874861-328×2=205550-(959-533)=124201-89=112455×2=910395+487+359=1241380-184=196150+784=934231×4=924483×6=2898346-(628-585)=303647-21×4=563693-254-174=265132×7-38=886129+157=286244-243+117=11832-19=13941+842+873=2656190-132+76=134302+91+101=494242-149-17=762/4-1/4=1/4342-120×2=102232×(268-265)=696455+23-141=337367-(280-30)=117666-429+189=426483+602+71=1156119+230-256=93243-215=28944-(146+517)=28127+801+116=944439-72×3=22350×(33-26)=350192×(274-268)=1152318-21=297134×4=536799×5-563=3432302+(300-281)=321892-(529-99)=462480-255=225471+182×5=1381452-450+161=163274+(281-32)=523638+(883-83)=1438450-322=128229+302+222=753386-(221+131)=34256+64=32068×(103-100)=204756-187=569735×2-627=843232-28×5=92328-201-126=1975-(115+529)=331725-157=568457-308=149980-134×2=712580+527-205=902988+(403-23)=1368857-435+253=675339×2+240=918961+94×2=114929+775+189=993414-95×2=224417+15-334=98679+(366-75)=970200-71=129370-(329-108)=149385-(323-118)=18060×2=120880+(887-34)=17333/9-1/9=2/9339-(443-290)=186458-18×7=332459-157×2=145993-(232+649)=112257×3=771669×9=6021675-349+623=94927+139+283=449821+302×2=1425901-194=707253×2-251=2555/8-2/8=3/8155+(391-73)=473276-30×2=21638×8-270=34943+91×6=1489871-866+403=408978-(746-296)=528825+(254-179)=900453+41×9=822158×4+145=77717+61×7=444552-153+866=1265752×(606-598)=6016221-192+532=561319×6-535=1379172-63-102=7869-311×2=247368-(260+30)=7884+(283-239)=128268-57×2=154875-(314+198)=363611-473-63=75201-119=82994×6=5964228-228+300=300242-36×5=62503-(556-273)=220141+519+51=711166-(220-75)=21252+82=33474×9-49=617377-287+50=140560+865+352=1777784-(468+253)=63125+(236-213)=14892+199=291868-(499+115)=254233×4-32=900565-45-406=114366+821=1187157×2+278=592325+98=423161×6-887=7942+257+682=981307-17×6=205417+128+238=783182-(466-334)=50232-84×2=6450+624+901=1575194+80×9=91424×(395-387)=19276+386-150=312118-70+401=449124+172=29669×(361-358)=207529-(724-675)=480147-26=121823-88×4=471109+449-363=195168×5-641=199520×6-373=2747408-152-66=19084×3+36=288371-339+403=435622+31×2=68417-(43-33)=7231-51×2=129297×(281-278)=891119×7=833310-100×3=1065-12=53917-142-466=309145×(393-390)=435556×(457-452)=2780850+(343-194)=999899+969=1868293×8-958=1386237×(856-850)=1422614+199+796=1609321-200+88=209196×3-131=457122×3=366137-(21+13)=1034/7+2/7=6/7351-78-244=29206-28×3=122896-(747-601)=75068+310=378856-415=44170×3=210601-41×3=478134+103+223=46066×(169-164)=330382+141×3=805546+53-158=44166×6=3963/8+2/8=5/819+378-233=164155×5-431=34427+541-211=35733×5=165328-115-35=178905+(997-279)=1623329+193×5=1294150×4=600659+108-407=360604-83+492=1013480+347×2=117430+(785-363)=452505-(582-370)=29323+(375-163)=235154+54×5=424219×(307-303)=876424-(334-280)=370439-(414-14)=39210+146=356457-(81-15)=391490-(120+141)=22967×9+366=969489-(38+171)=280163×2=326552+120+660=1332889-278=611311+547=858878-658=220532+434+12=978236+(953-524)=665929-392-43=49444×(266-263)=132763-190×3=193993×(114-108)=5958961-(119+103)=739439-212=227254-(453-263)=64138×3+482=896257+814=1071135×4+337=877138×3-280=134214×4-379=477171×5=855390×5=1950851-(666-14)=19924+296-168=15250+(484-417)=117395+(764-739)=420183+48=231798×5-802=3188131×2+869=1131454-48-324=82158×6-863=85420-(70+164)=186802-(35+637)=130179+440=61920+107=127446-82×4=118179×4+94=810436-421=15411-205+959=1165324-(256-58)=126172+107-258=21163+(327-230)=260104+80-26=158373-158=215496-314-84=98270+379=649370+(188-74)=484712+959-81=1590137×6-182=640406-(17+297)=922/6+3/6=5/6130×7=910579+903-286=1196269-(412-387)=244683+(706-698)=691351-64-265=22773+390-146=1017262-64-119=79111+(41-12)=14059×2=118149-(385-332)=96228+144=37277+229-44=26245+233×2=511345+(431-119)=657259-215+669=71374-57+89=10699×(261-258)=297373-(175+173)=2560+199=259252-121+131=262420×(573-566)=2940661-41-47