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151+598=376+48-25=15×3+64=422-368+836=490-429+376=447-(828-705)=683+426-977=87×6=262-241=65×8=714-65=719-40-482=478+(475-236)=657-161×2=460-171+87=907-150=245-(59+115)=229×2-152=44×7+424=97+(778-434)=960-211×4=5/7-1/7=956-605=580+165=971+(910-80)=546+739=315+176=121+143×6=74+335-48=40+(885-705)=462-250-11=552-145×2=282-235+441=949-89-115=677-442+307=723+460+449=81×4+171=431-304+122=349-(436-137)=401+(71-49)=422-32×9=83×2-110=110-24=206+38+187=320+146+155=344+308+230=444+67×8=376+764+29=828-(857-808)=470+171=900×8-259=19+263-198=375-(458-335)=915+327×2=258+161-10=496×2=154-132=817-322+835=629-(697-146)=405-(281-15)=987-(591+365)=939-(739+113)=255×(336-333)=977×(411-403)=451+103+116=369-(106-72)=162×3=739+(992-432)=249×4=159-121+305=496-164-34=725-(865-494)=413+17-121=434-47×3=46×(147-141)=551-(661-457)=470×5=343×2=54×7-128=348+403+102=226-81+581=799+797=190+251-322=3/6+2/6=407+(218-136)=118+671+180=974-661=532-375-44=119+257=51×4=297+367+191=813+(611-167)=707×8=808-352+190=480-306+304=824-102×3=258+261-123=468-354+214=859+(660-174)=110×2=711-220-275=952-263-291=958×3=469-422=463-279-152=436+903+444=543×(368-364)=217+543-228=564-54×7=882×3=949-53×3=125×4-278=2/5-1/5=286+195=165×4-224=4/6+2/6=405+273+139=445-324=240+(317-254)=5/8+2/8=468-(56+353)=844-37×7=483-167=65+325=60×(135-129)=321-165-37=938-456=208-99×2=88+417=18×8=606-28+630=329-318+133=709×7-517=492-126×3=718-(644-633)=1/7+4/7=389+(481-447)=286×(360-357)=819-183×3=423×2-13=194+179=174-(375-244)=89×8-161=1/6+2/6=843×(380-377)=408-83-323=203-42=335×9-709=958+184×4=669-(273+376)=391-57×4=211+161=275-241=449+86×3=417-(67-60)=114+183-75=169+(508-163)=821-542-57=145-46+390=4/8-1/8=1/5+2/5=607-(269-137)=421-255=797-104×5=4/7-1/7=632-(285+67)=254-110×2=843×9=279+55×8=742-220=549-(140+254)=44×(124-118)=739-309+854=158×(479-476)=459-49×5=91-(422-341)=359+123-195=967-(434-409)=11×2+458=373-(317-263)=399+(112-111)=114×(481-477)=498-55=368-(98+46)=764-(50+526)=160-(87+10)=492-(35+371)=27+108×9=465-27=984-(718+31)=324×2-559=77×7+639=553-(732-486)=215×8-245=355-26=159-45×3=960×5=329-(125-58)=816-(651+109)=529+77+74=163-16×2=938-936+690=937+463+12=105+210=820-206-540=48+194=905-480-254=989+383-627=947-(695-138)=812-(132+184)=126+111×3=658-410-45=323-257=969-(879-200)=596×6-998=107×8-820=578-(278+80)=2/7+3/7=178×4-61=22+295-218=94+386+219=443-183-190=39+183=494-26×7=37-36+207=395-(161+109)=129×3-361=883-62-712=682×(569-565)=43×3-63=301×3-365=590+900=361-10×5=574+(970-847)=56+141+637=445-40-39=277-17×2=631-58-496=180×2=116+(691-413)=65×8-361=313+90=87×(48-43)=225×(398-395)=366-(128+94)=500-(293+83)=312+(977-729)=759+892-316=373-(115+197)=898-518=481-61×3=376×2+73=483-89-394=485-162+32=759-533+855=620×3-922=363-70+31=839-139×2=225+187-89=997+689+237=298+(445-260)=719+936-179=939-257×2=491+378+192=577-186=507-(667-176)=41+(316-23)=268×9-399=231+696=198×8-91=47×7-178=235-112+363=252×7=28×(142-133)=337-(193+107)=629+332-386=211×3+419=87+870+867=204+130=448-(57+232)=523+176+45=52+242+411=109×2+194=297-110+368=491-247+11=278+134-294=253+61+755=826-(194-65)=201×4-157=503×7=4/6-2/6=427+48×8=956-197×4=347+235+319=700+46×8=308×3+785=329-70-90=733-358×2=95×6+325=701×3-229=483×6=775×3-181=258×3=480-(306+29)=148×2=775-498+504=95×(178-175)=140×3-94=166-(509-387)=713×(30-22)=116×(370-364)=89+264=442-24×4=391+42-50=387-(319-272)=669-623+967=611+362=139×5=407-(192+26)=855+57×8=249+101-274=542+953+777=426-25-244=146+(160-138)=1/9+7/9=358-119-113=350+297+332=311+(203-106)=776×7-781=855+962+734=392-109-63=237×9-294=149-(302-283)=948+468-652=680×2=95×8+455=949-291-352=260+455=700×5=951+371×2=406-45=238-56=113+324-272=416-125×2=734-(664-44)=193×8=25-(418-406)=145×(17-14)=75×(354-351)=238+522+147=278-(450-362)=449-(407-216)=967-(325+235)=844+(703-669)=151×5-417=729-63-417=5/9+4/9=452-(47+221)=5/7+2/7=10+34=195-29=392-78=716×3-934=398+237×2=294+337=62+250=818-633+437=86+233-68=291-17-106=28×2+284=649-103-66=3/6-2/6=853-(93+135)=38×(611-604)=841-129=584-(80+55)=52+(488-191)=439+45-459=133-(175-81)=860×2-742=638+557-264=508×9-857=398+(124-116)=805-180=478-80-17=545-191=770+(975-582)=348+(485-190)=382-68=165×(386-382)=729-(499-86)=343+149=422-(213-157)=293×2=210+15-212=411-109-252=24×9-123=243+213=455-160+89=461-(443-270)=14×7=374-(135+124)=712×(708-703)=497+(416-109)=207+39=562×(464-459)=58×(107-99)=496-(221+52)=317+129=45×6+417=420-(171+205)=337-304+417=93×7-90=378-105×2=512×7=879×2-892=387+82=339-(142-28)=955×(971-967)=948-(32+705)=896+(989-596)=129-16=900-85×5=499-(415-380)=302-(247-95)=86×6=353+127×3=152+(487-37)=924-(808-728)=595-200×2=170×2=836-206=690-(793-239)=296+60+889=902-263+735=78×9-241=981-(838-198)=310+423=632-(512-358)=485-313-54=380+(275-151)=242-32×7=458+(964-902)=152×9-987=682-621+493=477-192=166-132=378-357=112+(822-682)=73×9+30=219×3+303=123×7=59×7+349=100×4-26=875+681+417=482+428-295=571+(742-521)=329-(420-259)=378+418-631=813-514+288=880-57×7=2/4-1/4=104+83×5=288+58=165×8=683×2-429=742-181+229=266+141-170=310+118-237=153+217=621×(421-414)=454+(242-137)=449+504=483-234=333+171+463=261-35×2=247-188+199=969+548-866=340-91+665=192×(147-142)=295+144-76=704×6-979=83×(473-470)=63×8+384=92×7-140=62+276-60=303-249+427=426-108=283+(313-241)=610+(521-470)=53+230+448=498-31×4=695+177=243×4=132×6+30=98×(357-350)=962-257-73=454+108×2=284+(169-22)=298-109×2=214+554+14=379-345=208+44×2=212+367-574=141+205×4=367-(15+100)=250×(57-53)=128+322-134=582×6=723×(959-951)=552+(267-231)=186×4-437=437-(143+34)=43×(221-213)=674-(441+208)=47×2=102×6+480=10×(355-347)=809×(851-843)=24+443+420=6/10-2/10=120×6=58+(98-44)=246+224-177=313-23×2=688-(120+514)=2/3-1/3=444×2-478=269×2+986=209+554-546=841-626-160=219+637=795+291-282=243+180+272=99+68=411+982+136=135×(475-469)=733-(459+206)=942-(701-235)=191-63+330=499-269=473-170=305×7=373-81×4=335-54-87=256+268-323=693-47-393=670-(547+18)=675+783-198=475-239+249=441+333=54×(329-322)=694+(790-416)=591-467-88=412-(15+240)=351+13-211=702-500-24=58×(822-819)=409-55×3=405-65×5=130×6+38=267+(374-21)=499-199+90=107×(472-463)=835×7=343-32+129=940+289+373=371+388=884+869-635=771-160×2=417-119+58=290-(166-22)=67×(306-302)=447-132-66=615+(306-191)=197×4=313-68=493+151×2=870+271-702=818-105×7=262+703=236+86×2=126-(480-370)=25+340-335=293-14×5=87×8-135=70×3+659=440+217×4=589-341=143×(114-111)=448×8-599=229+557+514=209+462=198+261-370=242-77+225=131×3=401-112×2=966-117×7=479×2-646=456-321=246×7=871×7-112=441-186-147=547×(858-849)=41×6=196-44=910-258-246=208-198+70=403+167+23=452-321+72=408-(468-320)=373+200+706=961+608=217+(350-213)=445-16×2=66+94=392-353=809×(502-499)=720-108-120=165+585+892=395+77×6=810-(578+56)=146×3+456=432-91-323=278-82×3=484-461+112=22+52=798+248=88+403=995+144+319=564×4-114=731×(726-720)=263×7-992=408-(307-130)=798+919-720=330×4=445-301-129=849+668+568=235+(749-402)=704+993=817×4=178-84+152=183+273=442-(57+69)=144-(93-27)=104+386=210+73+290=55×(328-319)=334+313+50=888-214-537=359-92-173=186×(437-434)=803-460+664=727+(676-251)=483-(93+296)=475-(45+99)=100×8+439=686-218=88+(613-112)=568+236+187=271-(135-82)=229+(368-153)=85+659+178=239-23-52=165×5=517×9-71=487-177-101=637-23+401=900-(60+114)=84+233+351=629-59×7=277-(73+54)=362-210=46+54×6=50×6+652=957+489-626=868-162-465=31+156=405+(811-660)=455-(106+338)=320+(476-14)=913+80-558=944+455+581=747+947-896=499-(731-348)=458-217-128=679-(344-247)=454-(237-99)=778-97×2=30×5+280=712-(447-153)=327+114-57=3/6-1/6=596×(129-121)=618×4-642=333+281-483=931-(98+490)=134×2=428-(11+40)=251-233=630+590-305=107+585+272=320+(478-427)=204+187-102=68×6=307+162+393=619×4=373+(483-297)=452-111+285=77+(811-397)=101×9=498-(312+172)=269+264×2=99×2=2/6+4/6=461-(741-616)=851+642+925=27×(190-184)=115×7=711-213-191=104+214=978-(298+240)=736×5-147=943-(829-524)=49×5+193=651-51=677-152+356=214+322+76=215-58+64=134+515+306=142-61+268=217+54=24+202+523=159+801=294×2=883-295-239=442-31×6=851+412=74×6=668×3=773-497+13=99×(264-260)=891-53×5=533+158×3=135×(103-100)=140×(601-598)=841-185-340=443-12×4=448-54-206=13+221-126=607-(523-493)=460+88+49=523+138×3=361+87×5=328-276+159=771-650=136+(142-68)=56×4-62=324+489+969=378+97=432-86×3=828×6-210=356-108+60=319-62×2=605×(315-307)=650-(325+40)=140×2+358=335-138×2=480-333-60=398+455+371=651-(404-270)=404×(223-220)=55×6=339-20-75=218×(873-867)=818-(104+483)=348-(50+180)=382-265-93=814-383=175+(432-304)=105+277=834-14+809=201-(123+50)=376×(768-759)=64+427×2=390-(262+107)=398-74×5=74×(195-191)=460-144-61=313+55=28+283-149=1/3+2/3=664-48=435-(117+23)=814-747=899-405=42×(280-272)=861-(73+515)=429-316+84=636+(815-564)=4/7-2/7=447+476+52=461-(384-263)=543×4=811-127×2=48+446+380=292×2=602+517-534=246+932=652-107=199×(328-325)=342-54+83=182+99=619-(152+437)=232+(404-30)=497-38-85=761+67-136=123-21=96+(365-341)=189+75-152=300+78+282=554-11×2=453-30-191=893-53-746=340-40=4/6-1/6=51+(431-424)=170+308-285=307+64=382×(991-983)=461×(624-620)=912-(172+190)=886-79-213=678+(699-102)=150×5-744=88×9=49-29=897+261×2=610+609-355=391×(812-804)=223+(404-320)=936-311+775=474-125=831+(771-381)=905-(451+422)=981-24×3=771-(437-116)=370-(756-518)=264×7-603=460-(26+361)=829-17+420=114×6+651=124×5-445=324×6-855=270-(309-247)=126×5-455=710-513=17×6+408=543-195×2=302×9=299+412+563=165×4=397-316=36+373×2=参考答案151+598=749376+48-25=39915×3+64=109422-368+836=890490-429+376=437447-(828-705)=324683+426-977=13287×6=522262-241=2165×8=520714-65=649719-40-482=197478+(475-236)=717657-161×2=335460-171+87=376907-150=757245-(59+115)=71229×2-152=30644×7+424=73297+(778-434)=441960-211×4=1165/7-1/7=4/7956-605=351580+165=745971+(910-80)=1801546+739=1285315+176=491121+143×6=97974+335-48=36140+(885-705)=220462-250-11=201552-145×2=262282-235+441=488949-89-115=745677-442+307=542723+460+449=163281×4+171=495431-304+122=249349-(436-137)=50401+(71-49)=423422-32×9=13483×2-110=56110-24=86206+38+187=431320+146+155=621344+308+230=882444+67×8=980376+764+29=1169828-(857-808)=779470+171=641900×8-259=694119+263-198=84375-(458-335)=252915+327×2=1569258+161-10=409496×2=992154-132=22817-322+835=1330629-(697-146)=78405-(281-15)=139987-(591+365)=31939-(739+113)=87255×(336-333)=765977×(411-403)=7816451+103+116=670369-(106-72)=335162×3=486739+(992-432)=1299249×4=996159-121+305=343496-164-34=298725-(865-494)=354413+17-121=309434-47×3=29346×(147-141)=276551-(661-457)=347470×5=2350343×2=68654×7-128=250348+403+102=853226-81+581=726799+797=1596190+251-322=1193/6+2/6=5/6407+(218-136)=489118+671+180=969974-661=313532-375-44=113119+257=37651×4=204297+367+191=855813+(611-167)=1257707×8=5656808-352+190=646480-306+304=478824-102×3=518258+261-123=396468-354+214=328859+(660-174)=1345110×2=220711-220-275=216952-263-291=398958×3=2874469-422=47463-279-152=32436+903+444=1783543×(368-364)=2172217+543-228=532564-54×7=186882×3=2646949-53×3=790125×4-278=2222/5-1/5=1/5286+195=481165×4-224=4364/6+2/6=1405+273+139=817445-324=121240+(317-254)=3035/8+2/8=7/8468-(56+353)=59844-37×7=585483-167=31665+325=39060×(135-129)=360321-165-37=119938-456=482208-99×2=1088+417=50518×8=144606-28+630=1208329-318+133=144709×7-517=4446492-126×3=114718-(644-633)=7071/7+4/7=5/7389+(481-447)=423286×(360-357)=858819-183×3=270423×2-13=833194+179=373174-(375-244)=4389×8-161=5511/6+2/6=3/6843×(380-377)=2529408-83-323=2203-42=161335×9-709=2306958+184×4=1694669-(273+376)=20391-57×4=163211+161=372275-241=34449+86×3=707417-(67-60)=410114+183-75=222169+(508-163)=514821-542-57=222145-46+390=4894/8-1/8=3/81/5+2/5=3/5607-(269-137)=475421-255=166797-104×5=2774/7-1/7=3/7632-(285+67)=280254-110×2=34843×9=7587279+55×8=719742-220=522549-(140+254)=15544×(124-118)=264739-309+854=1284158×(479-476)=474459-49×5=21491-(422-341)=10359+123-195=287967-(434-409)=94211×2+458=480373-(317-263)=319399+(112-111)=400114×(481-477)=456498-55=443368-(98+46)=224764-(50+526)=188160-(87+10)=63492-(35+371)=8627+108×9=999465-27=438984-(718+31)=235324×2-559=8977×7+639=1178553-(732-486)=307215×8-245=1475355-26=329159-45×3=24960×5=4800329-(125-58)=262816-(651+109)=56529+77+74=680163-16×2=131938-936+690=692937+463+12=1412105+210=315820-206-540=7448+194=242905-480-254=171989+383-627=745947-(695-138)=390812-(132+184)=496126+111×3=459658-410-45=203323-257=66969-(879-200)=290596×6-998=2578107×8-820=36578-(278+80)=2202/7+3/7=5/7178×4-61=65122+295-218=9994+386+219=699443-183-190=7039+183=222494-26×7=31237-36+207=208395-(161+109)=125129×3-361=26883-62-712=109682×(569-565)=272843×3-63=66301×3-365=538590+900=1490361-10×5=311574+(970-847)=69756+141+637=834445-40-39=366277-17×2=243631-58-496=77180×2=360116+(691-413)=39465×8-361=159313+90=40387×(48-43)=435225×(398-395)=675366-(128+94)=144500-(293+83)=124312+(977-729)=560759+892-316=1335373-(115+197)=61898-518=380481-61×3=298376×2+73=825483-89-394=0485-162+32=355759-533+855=1081620×3-922=938363-70+31=324839-139×2=561225+187-89=323997+689+237=1923298+(445-260)=483719+936-179=1476939-257×2=425491+378+192=1061577-186=391507-(667-176)=1641+(316-23)=334268×9-399=2013231+696=927198×8-91=149347×7-178=151235-112+363=486252×7=176428×(142-133)=252337-(193+107)=37629+332-386=575211×3+419=105287+870+867=1824204+130=334448-(57+232)=159523+176+45=74452+242+411=705109×2+194=412297-110+368=555491-247+11=255278+134-294=118253+61+755=1069826-(194-65)=697201×4-157=647503×7=35214/6-2/6=2/6427+48×8=811956-197×4=168347+235+319=901700+46×8=1068308×3+785=1709329-70-90=169733-358×2=1795×6+325=895701×3-229=1874483×6=2898775×3-181=2144258×3=774480-(306+29)=145148×2=296775-498+504=78195×(178-175)=285140×3-94=326166-(509-387)=44713×(30-22)=5704116×(370-364)=69689+264=353442-24×4=346391+42-50=383387-(319-272)=340669-623+967=1013611+362=973139×5=695407-(192+26)=189855+57×8=1311249+101-274=76542+953+777=2272426-25-244=157146+(160-138)=1681/9+7/9=8/9358-119-113=126350+297+332=979311+(203-106)=408776×7-781=4651855+962+734=2551392-109-63=220237×9-294=1839149-(302-283)=130948+468-652=764680×2=136095×8+455=1215949-291-352=306260+455=715700×5=3500951+371×2=1693406-45=361238-56=182113+324-272=165416-125×2=166734-(664-44)=114193×8=154425-(418-406)=13145×(17-14)=43575×(354-351)=225238+522+147=907278-(450-362)=190449-(407-216)=258967-(325+235)=407844+(703-669)=878151×5-417=338729-63-417=2495/9+4/9=1452-(47+221)=1845/7+2/7=110+34=44195-29=166392-78=314716×3-934=1214398+237×2=872294+337=63162+250=312818-633+437=62286+233-68=251291-17-106=16828×2+284=340649-103-66=4803/6-2/6=1/6853-(93+135)=62538×(611-604)=266841-129=712584-(80+55)=44952+(488-191)=349439+45-459=25133-(175-81)=39860×2-742=978638+557-264=931508×9-857=3715398+(124-116)=406805-180=625478-80-17=381545-191=354770+(975-582)=1163348+(485-190)=643382-68=314165×(386-382)=660729-(499-86)=316343+149=492422-(213-157)=366293×2=586210+15-212=13411-109-252=5024×9-123=93243+213=456455-160+89=384461-(443-270)=28814×7=98374-(135+124)=115712×(708-703)=3560497+(416-109)=804207+39=246562×(464-459)=281058×(107-99)=464496-(221+52)=223317+129=44645×6+417=687420-(171+205)=44337-304+417=45093×7-90=561378-105×2=168512×7=3584879×2-892=866387+82=469339-(142-28)=225955×(971-967)=3820948-(32+705)=211896+(989-596)=1289129-16=113900-85×5=475499-(415-380)=464302-(247-95)=15086×6=516353+127×3=734152+(487-37)=602924-(808-728)=844595-200×2=195170×2=340836-206=630690-(793-239)=136296+60+889=1245902-263+735=137478×9-241=461981-(838-198)=341310+423=733632-(512-358)=478485-313-54=118380+(275-151)=504242-32×7=18458+(964-902)=520152×9-987=381682-621+493=554477-192=285166-132=34378-357=21112+(822-682)=25273×9+30=687219×3+303=960123×7=86159×7+349=762100×4-26=374875+681+417=1973482+428-295=615571+(742-521)=792329-(420-259)=168378+418-631=165813-514+288=587880-57×7=4812/4-1/4=1/4104+83×5=519288+58=346165×8=1320683×2-429=937742-181+229=790266+141-170=237310+118-237=191153+217=370621×(421-414)=4347454+(242-137)=559449+504=953483-234=249333+171+463=967261-35×2=191247-188+199=258969+548-866=651340-91+665=914192×(147-142)=960295+144-76=363704×6-979=324583×(473-470)=24963×8+384=88892×7-140=50462+276-60=278303-249+427=481426-108=318283+(313-241)=355610+(521-470)=66153+230+448=731498-31×4=374695+177=872243×4=972132×6+30=82298×(357-350)=686962-257-73=632454+108×2=670284+(169-22)=431298-109×2=80214+554+14=782379-345=34208+44×2=296212+367-574=5141+205×4=961367-(15+100)=252250×(57-53)=1000128+322-134=316582×6=3492723×(959-951)=5784552+(267-231)=588186×4-437=307437-(143+34)=26043×(221-213)=344674-(441+208)=2547×2=94102×6+480=109210×(355-347)=80809×(851-843)=647224+443+420=8876/10-2/10=4/10120×6=72058+(98-44)=112246+224-177=293313-23×2=267688-(120+514)=542/3-1/3=1/3444×2-478=410269×2+986=1524209+554-546=217841-626-160=55219+637=856795+291-282=804243+180+272=69599+68=167411+982+136=1529135×(475-469)=810733-(459+206)=68942-(701-235)=476191-63+330=458499-269=230473-170=303305×7=2135373-81×4=49335-54-87=194256+268-323=201693-47-393=253670-(547+18)=105675+783-198=1260475-239+249=485441+333=77454×(329-322)=378694+(790-416)=1068591-467-88=36412-(15+240)=157351+13-211=153702-500-24=17858×(822-819)=174409-55×3=244405-65×5=80130×6+38=818267+(374-21)=620499-199+90=390107×(472-463)=963835×7=5845343-32+129=440940+289+373=1602371+388=759884+869-635=1118771-160×2=451417-119+58=356290-(166-22)=14667×(306-302)=268447-132-66=249615+(306-191)=730197×4=788313-68=245493+151×2=795870+271-702=439818-105×7=83262+703=965236+86×2=408126-(480-370)=1625+340-335=30293-14×5=22387×8-135=56170×3+659=869440+217×4=1308589-341=248143×(114-111)=429448×8-599=2985229+557+514=1300209+462=671198+261-370=89242-77+225=390131×3=393401-112×2=177966-117×7=147479×2-646=312456-321=135246×7=1722871×7-112=5985441-186-147=108547×(858-849)=492341×6=246196-44=152910-258-246=406208-198+70=80403+167+23=593452-321+72=203408-(468-320)=260373+200+706=1279961+608=1569217+(350-213)=354445-16×2=41366+94=160392-353=39809×(502-499)=2427720-108-120=492165+585+892=1642395+77×6=857810-(578+56)=176146×3+456=894432-91-323=18278-82×3=32484-461+112=13522+52=74798+248=104688+403=491995+144+319=1458564×4-114=2142731×(726-720)=4386263×7-992=849408-(307-130)=231798+919-720=997330×4=1320445-301-129=15849+668+568=2085235+(749-402)=582704+993=1697817×4=3268178-84+152=246183+273=456442-(57+69)=316144-(93-27)=78104+386=490210+73+290=57355×(328-319)=495334+313+50=697888-214-537=137359-92-173=94186×(437-434)=558803-460+664=1007727+(676-251)=1152483-(93+296)=94475-(45+99)=331100×8+439=1239686-218=46888+(613-112)=589568+236+187=991271-(135-82)=218229+(368-153)=44485+659+178=922239-23-52=164165×5=825517×9-71=4582487-177-101=209637-23+401=1015900-(60+114)=72684+233+351=668629-59×7=216277-(73+54)=150362-210=15246+54×6=37050×6+652=952957+489-626=820868-162-465=24131+156=187405+(811-660)=556455-(106+338)=11320+(476-14)=782913+80-558=435944+455+581=1980747+947-896=798499-(731-348)=116458-217-128=113679-(344-247)=582454-(237-99)=316778-97×2=58430×5+280=430712-(447-153)=418327+114-57=3843/6-1/6=2/6596×(129-121)=4768618×4-642=1830333+281-483=131931-(98+490)=343134×2=268428-(11+40)=377251-233=18630+590-305=915107+585+272=964320+(478-427)=371204+187-102=28968×6=408307+162+393=862619×4=2476373+(483-297)=559452-111+285=62677+(811-3