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1/8+4/8=137-42×2=429+263=310+290=533-(104+326)=399-77×3=700-105=99+(389-212)=579-123×3=137+411+154=83×7-252=646+874=777×(736-727)=39-(278-244)=204+240=847×3-142=656+23×8=55+128=393-(973-905)=925-227+691=498-(370+66)=408×2-213=710+(462-257)=881-477=364+108-317=641×8=194×2-114=254+59=160+376-127=724×(278-272)=795+677=2/5+3/5=482-(187+232)=410-(430-401)=164-20×6=453-(112+226)=130+341-347=255×9-590=343-(133+147)=372×2-328=445-237+40=374×3=240-89=323-(304-74)=501-234+800=482-109-371=423+889+979=725-584=496+136=804+364=18×7-76=315-61+11=806-371-423=189-(267-223)=369-(37+311)=206×3+833=204-(405-397)=278+397-264=282-89-185=167×2-168=582-(79+79)=986-42×6=451-73+856=575-258+289=500+893-415=70+149×4=544×(137-129)=464-(389-65)=1/3+2/3=880-122+433=56+416-32=331-159=624×8=297×(445-442)=949-16-825=695+185×2=214-(271-79)=124-86+311=409+125+227=770+189-325=462-157=181-113+223=223+(445-145)=29×6+477=486+18×5=458-407=401×2=66×2+61=383-(137+68)=160-17×3=290+155-436=445×2=561+476-282=122×3+730=161+(353-157)=937-470-229=387-98-75=194+(341-305)=29×(278-273)=391-176=958-155×6=135×2-260=479-(277-262)=479-(108+349)=152×(954-950)=711+48×6=176×4-563=291×3=284×(491-482)=16+365×2=20×7=74+294-88=601-196=143+(420-48)=364-234+11=307-68+180=856×7-479=109×4=439+(291-26)=787-752=631×5=210-(370-264)=904-(53+598)=341+954-91=228+104×4=932-348×2=16+(983-642)=969+160×3=96×(122-119)=305-35×5=110×2+148=4/6-1/6=109-83+368=73+37=287-60=184×3-166=354×(862-854)=963-(834-461)=480-191-129=380-155=99×4=252+(732-276)=994-(486+365)=207×3-507=226+82×3=599×(901-894)=67×8-32=50×9+71=628-(434+146)=217+719=176×3-480=497-404=149+238=238-220=304+919-245=448-(156+258)=175+130=77×5+160=314×9=452×9=129+317=89+347-178=415×9=321+169=53+(207-110)=37+176+577=33+(973-718)=328-54+37=500+(291-178)=145×5=270+359+854=648-(926-472)=52×6=330×3+587=146+(744-398)=304+(494-289)=550-(233+289)=258-54=249×7-71=534+168-203=354+305×3=199+207+442=205-11×7=2/7+3/7=816×8-114=248+(830-723)=824+645-699=646+313+181=355×4=248-168+66=206+200=189+15+499=5/10-3/10=93×3=345+(444-206)=36+734+54=287-(145+16)=827-619=110+373=233-(442-340)=345+231+381=930-734=6/10-3/10=363-25-287=51×9+130=791-(27+204)=543-133+801=425-33=141×(299-296)=977-(608-324)=150×5-710=255+(624-212)=464-(237+160)=501-196=239+824=626-(559+44)=471+81×4=293×(352-349)=251-(401-311)=596-351-121=850-98×5=547×(26-18)=379+50×4=146×8-977=300×4-272=47×9-171=227+200-267=620×6=175-(275-135)=186+606=855-583+352=369+105-454=175×2+300=594-350=13+131+664=353-(11+339)=663-281×2=185×(80-77)=116×4-457=639×3=472-257+119=851×4-162=610+199+64=540-(631-131)=149×9-242=359-(52+266)=455-166-139=106+136=28×(36-31)=424-182×2=449-67=171-14×4=264+227=680-227-210=338-(396-220)=208-(20+16)=45×(342-333)=109×(102-99)=361-(40+226)=338-45×3=543×8=193×(873-865)=927-510-263=26×8-40=905-(105+509)=187+51+829=126+348=163+282-390=925-56+867=221+90+992=104+136+493=233-93=2/9-1/9=980-114+764=560×2-844=848-(635+123)=114-94=93+200=1/5+4/5=615-(401+193)=295×4-849=75+691+538=298-(105+83)=5/9-2/9=389-222+262=383+(229-218)=359-65×5=462+431-772=517+388×2=671-(618-343)=968-538-170=738-(154+66)=463-(242-164)=57×6-312=470-170=70×(361-355)=933+406+556=31×6+472=579+542+623=916×(510-503)=797+858-790=893-(43+303)=70+155-123=877+242-974=577+789+548=75+292+418=337+(493-440)=175×(377-372)=409-71-261=75×(298-290)=761-(368-258)=518-178×2=506+493+231=925-550+898=10×(120-117)=34×2=779-212×2=599-34×9=422-309+800=495-249-210=312-136+237=213+373=375-46×6=96-27+358=897-832=137+269=42×6+29=339-94×3=31×8+923=2/8-1/8=416-(320-240)=459-(460-453)=706-(64+311)=804+450+64=525-263+331=464-111+133=135-106-22=222-63+97=243×2+568=339+(475-20)=205+59=435-120×3=458-377-30=79+66+563=671-(977-639)=19+328-90=254+(644-189)=146+161+18=408-22-166=174+340+73=31+(465-52)=411-(278+17)=1/10+3/10=136×6=342×2-596=883+(308-221)=846+63-341=243-20-103=690×2-207=777×(621-617)=688+(576-43)=230+(472-102)=58×4=43×(210-205)=63+233×3=878-566+522=762-282+324=457-57×6=40+353-390=362-194-108=157+697=249+(203-121)=859×(342-336)=637-33-56=211+266=252-(339-106)=565+(636-385)=902+(845-416)=218×3=3/7+2/7=176+(448-54)=368+485+147=760×9=272+118×6=453+21-45=484-(332-157)=701-(507-155)=631-241+601=178-28-106=292+(461-334)=104+(458-63)=920-(908-847)=163×6=742+42×7=294-38-24=375+(404-201)=610+36+48=319+277×2=670×7=330+113-242=338-127×2=281-(363-244)=158+(177-58)=774-38-313=95×9-604=496-353=201+181=841-718=837+142-715=251×(476-472)=788+(215-118)=443+317=356-48-113=449-(192+54)=543-(205+217)=925-145-424=434-264=314+(465-88)=314+167=463-35×2=651-548=410-74×4=360-215=451-28×5=286-(29+26)=424-(187+31)=419-(487-461)=76×5-131=335-(94+87)=128+107-204=205+96=399-(195+128)=466-(406-188)=415×(493-490)=749×(311-305)=234+300-28=516-163×3=352-18×7=457-200×2=236-218=646+798+565=453-(17+157)=602-(567-213)=164+276-355=740+(245-106)=664+155-283=216×(541-538)=487+(368-249)=534-(41+287)=279-72=674×6=813+640+29=56×4=139×7-890=325-212=127×6+944=920-512-27=500-133=801-(74+672)=135+262×3=136×(310-307)=323-181+49=56×(469-461)=743-86×4=203-203+155=1/8+5/8=15×6=38×5+207=86+208+497=44+249-26=946-101=199+(693-27)=920-(406+151)=481-21×4=858×5-374=330+104=472-69-68=776+(758-568)=13×7=956-(684+150)=433+689-948=645×8=827×5-680=957-366-104=423-251=373-282-29=318×7-555=140+275-397=147+628=189+(798-280)=136×4-419=181×3-217=650-73+724=664×(833-826)=2/4-1/4=889-134×3=300+509=638-270×2=39×3+655=823-61-266=69×(418-414)=149×(313-308)=303-(250-18)=368-113=94+230-303=52+979-14=629+247×4=627-24+235=57×3-164=127×3+427=366-326+89=430-273+208=867-249=296-23×9=265×(559-552)=352+576+54=974-335+713=190+249-396=388×6-41=555-(180+84)=145×8-708=669+(948-581)=166×(167-164)=235+395+139=430×2-234=2/9+3/9=245+130+53=467×2-509=95-30×3=878-36×3=256×2=417-(492-453)=939-85=492-67-83=53+579-61=465-304+76=463-48-103=651×2-970=190-111+221=138×7-483=303+322+800=212+181-118=753-619-96=638+415=422+(783-566)=873-(612-412)=405-233=754×(711-708)=472-(342+117)=191-12×5=885×6=391-195-83=2/7-1/7=882-816+496=452-(225-78)=306×3-797=351-(915-818)=781×6-948=438-52-368=485-313=116×4+432=503-126×3=602+619+246=85+42-24=529×7-944=501-237-30=13×(266-259)=451-330=53+(328-131)=399+208+98=859-(947-774)=235×3-189=333+846+765=457+74+260=112×4=67-63+442=478-(83+189)=715-155-310=442+113×6=247×2+489=205×8-604=668+37+993=696-456=496-(361-42)=487-(273+147)=756+212+291=15×(314-309)=342-(417-380)=370-270+356=208×4+106=849-(891-376)=264-102=432-109-185=73+412+142=20×5=1/8+2/8=89-42=404+(419-10)=211+466=183-(464-346)=74+383=20+197-100=192×5-870=65×(210-203)=168+299=505+212=160×6+476=128+108+728=261+714-947=29×5=303+140=718×3=466-(47+138)=434+20×5=431+106×5=378-235+43=650+(684-107)=340-259-37=383-(83+26)=715×9-456=373×9-820=441-73×5=38+161=40×2=95+58=320+85=471-44×8=315-23×2=717×(814-808)=261-84-122=26×(154-146)=840-(646-383)=349×8=347-24×8=487-50×6=995-(374-141)=132-(586-541)=264×3-661=77×(50-42)=14×5=849-(38+639)=312-76+58=191×4=686-(84+392)=70×(240-234)=82×(425-416)=254-50=420-356+521=931-13×8=160+(904-49)=460-376=415-22×9=93×6=2/5-1/5=450×5=319+143=227+147-312=274+68×5=562-(703-363)=203-194+333=495-305-73=385×(693-685)=142+35=157×(27-24)=505+(633-198)=849-(588-341)=603-48-452=618-(508-347)=39×4+460=434-279=152+455+49=436×(729-724)=980-85×2=380-(308-88)=410×(821-814)=114×7=58+606+114=927-320=120×6=386×(239-236)=182+(768-207)=329-37×8=356-166+193=688+355=318-(523-214)=533×5=886×6-865=697-294×2=320×2=392+(289-12)=262×3+253=216×(21-18)=474-433=928-(169-161)=481-40-93=4/7+2/7=630+(773-287)=285-216+156=541+944=581×4-425=538-288+335=765+(837-617)=598×6=313-75×4=212+22-40=518-333-99=296+50×4=755-540-72=491-199-182=341-193+217=569×(232-227)=332+326=265×2+424=336+132+195=658-87×4=557+806-605=885+(521-226)=53+294-91=137-45+316=500-232=78+723-234=3/8+5/8=416-(48+242)=307+97=406+85=650+950-141=305+887=550+17×5=63×(464-458)=675-(516+123)=103+858+775=136×(410-407)=480-(591-446)=772-(867-356)=62+292=156-(344-311)=979+116+816=151×5=835-178×2=955-34×5=77×8+91=257+634+159=657-432=52+250=135+(100-63)=323-(172+88)=126+47=271-27-193=123×6=643-475=890-(219+574)=538+274-761=392-134=178×5=230+130×4=80+254=196-22×5=638-185-322=185+380+126=889-(58+14)=269+(236-119)=386+46×5=360-180+109=196×4+129=789-407-168=34+268-284=100-30×2=576-226+23=588-385+230=283×(185-176)=412-(265-168)=348+13+446=79+(342-123)=344+83-140=192+178=392+32-94=17+244+223=892×2=479-20=249-(68+31)=4/7-1/7=810+122-417=116×4=246×8=263-84=354×2-238=431-200-67=766×2=135-(311-181)=679-565+297=333×2=632-84×6=289×4=436-98-230=158×3+374=217-170+149=478+278-63=224+387=821-449-178=386+10-207=546+106+255=611+163=445+(420-136)=177×(441-436)=306+157+47=252×4-353=272+960-178=19×8=454-98-179=359-(68+188)=611+206+373=352+837=48+173×4=462-442+54=22+371-157=409-131×3=521+495+737=78×9=134+305-139=34×(177-174)=538-247=94×(256-249)=312-131=202+213-27=665+(395-26)=277×2+122=616-41-316=983-338-565=586-(64+256)=496-74-286=960-(780-391)=3/6-2/6=196-18+273=50+79×5=74+(230-14)=684-27×8=380+13×8=198-107=674-391+766=856+(808-638)=414+272+110=623-16×6=189+396+225=98×7-11=179-(207-70)=383×2-352=897+534+690=468-117-41=219-177+110=4/5-1/5=807-(541-120)=377-56=976-597-326=584×(817-810)=509+160+281=439-(279-195)=122+981+964=384-(207+36)=836-683-94=367+(924-908)=484-(276+81)=384-39×6=825-(709+92)=195×3+357=参考答案1/8+4/8=5/8137-42×2=53429+263=692310+290=600533-(104+326)=103399-77×3=168700-105=59599+(389-212)=276579-123×3=210137+411+154=70283×7-252=329646+874=1520777×(736-727)=699339-(278-244)=5204+240=444847×3-142=2399656+23×8=84055+128=183393-(973-905)=325925-227+691=1389498-(370+66)=62408×2-213=603710+(462-257)=915881-477=404364+108-317=155641×8=5128194×2-114=274254+59=313160+376-127=409724×(278-272)=4344795+677=14722/5+3/5=1482-(187+232)=63410-(430-401)=381164-20×6=44453-(112+226)=115130+341-347=124255×9-590=1705343-(133+147)=63372×2-328=416445-237+40=248374×3=1122240-89=151323-(304-74)=93501-234+800=1067482-109-371=2423+889+979=2291725-584=141496+136=632804+364=116818×7-76=50315-61+11=265806-371-423=12189-(267-223)=145369-(37+311)=21206×3+833=1451204-(405-397)=196278+397-264=411282-89-185=8167×2-168=166582-(79+79)=424986-42×6=734451-73+856=1234575-258+289=606500+893-415=97870+149×4=666544×(137-129)=4352464-(389-65)=1401/3+2/3=1880-122+433=119156+416-32=440331-159=172624×8=4992297×(445-442)=891949-16-825=108695+185×2=1065214-(271-79)=22124-86+311=349409+125+227=761770+189-325=634462-157=305181-113+223=291223+(445-145)=52329×6+477=651486+18×5=576458-407=51401×2=80266×2+61=193383-(137+68)=178160-17×3=109290+155-436=9445×2=890561+476-282=755122×3+730=1096161+(353-157)=357937-470-229=238387-98-75=214194+(341-305)=23029×(278-273)=145391-176=215958-155×6=28135×2-260=10479-(277-262)=464479-(108+349)=22152×(954-950)=608711+48×6=999176×4-563=141291×3=873284×(491-482)=255616+365×2=74620×7=14074+294-88=280601-196=405143+(420-48)=515364-234+11=141307-68+180=419856×7-479=5513109×4=436439+(291-26)=704787-752=35631×5=3155210-(370-264)=104904-(53+598)=253341+954-91=1204228+104×4=644932-348×2=23616+(983-642)=357969+160×3=144996×(122-119)=288305-35×5=130110×2+148=3684/6-1/6=3/6109-83+368=39473+37=110287-60=227184×3-166=386354×(862-854)=2832963-(834-461)=590480-191-129=160380-155=22599×4=396252+(732-276)=708994-(486+365)=143207×3-507=114226+82×3=472599×(901-894)=419367×8-32=50450×9+71=521628-(434+146)=48217+719=936176×3-480=48497-404=93149+238=387238-220=18304+919-245=978448-(156+258)=34175+130=30577×5+160=545314×9=2826452×9=4068129+317=44689+347-178=258415×9=3735321+169=49053+(207-110)=15037+176+577=79033+(973-718)=288328-54+37=311500+(291-178)=613145×5=725270+359+854=1483648-(926-472)=19452×6=312330×3+587=1577146+(744-398)=492304+(494-289)=509550-(233+289)=28258-54=204249×7-71=1672534+168-203=499354+305×3=1269199+207+442=848205-11×7=1282/7+3/7=5/7816×8-114=6414248+(830-723)=355824+645-699=770646+313+181=1140355×4=1420248-168+66=146206+200=406189+15+499=7035/10-3/10=2/1093×3=279345+(444-206)=58336+734+54=824287-(145+16)=126827-619=208110+373=483233-(442-340)=131345+231+381=957930-734=1966/10-3/10=3/10363-25-287=5151×9+130=589791-(27+204)=560543-133+801=1211425-33=392141×(299-296)=423977-(608-324)=693150×5-710=40255+(624-212)=667464-(237+160)=67501-196=305239+824=1063626-(559+44)=23471+81×4=795293×(352-349)=879251-(401-311)=161596-351-121=124850-98×5=360547×(26-18)=4376379+50×4=579146×8-977=191300×4-272=92847×9-171=252227+200-267=160620×6=3720175-(275-135)=35186+606=792855-583+352=624369+105-454=20175×2+300=650594-350=24413+131+664=808353-(11+339)=3663-281×2=101185×(80-77)=555116×4-457=7639×3=1917472-257+119=334851×4-162=3242610+199+64=873540-(631-131)=40149×9-242=1099359-(52+266)=41455-166-139=150106+136=24228×(36-31)=140424-182×2=60449-67=382171-14×4=115264+227=491680-227-210=243338-(396-220)=162208-(20+16)=17245×(342-333)=405109×(102-99)=327361-(40+226)=95338-45×3=203543×8=4344193×(873-865)=1544927-510-263=15426×8-40=168905-(105+509)=291187+51+829=1067126+348=474163+282-390=55925-56+867=1736221+90+992=1303104+136+493=733233-93=1402/9-1/9=1/9980-114+764=1630560×2-844=276848-(635+123)=90114-94=2093+200=2931/5+4/5=1615-(401+193)=21295×4-849=33175+691+538=1304298-(105+83)=1105/9-2/9=3/9389-222+262=429383+(229-218)=394359-65×5=34462+431-772=121517+388×2=1293671-(618-343)=396968-538-170=260738-(154+66)=518463-(242-164)=38557×6-312=30470-170=30070×(361-355)=420933+406+556=189531×6+472=658579+542+623=1744916×(510-503)=6412797+858-790=865893-(43+303)=54770+155-123=102877+242-974=145577+789+548=191475+292+418=785337+(493-440)=390175×(377-372)=875409-71-261=7775×(298-290)=600761-(368-258)=651518-178×2=162506+493+231=1230925-550+898=127310×(120-117)=3034×2=68779-212×2=355599-34×9=293422-309+800=913495-249-210=36312-136+237=413213+373=586375-46×6=9996-27+358=427897-832=65137+269=40642×6+29=281339-94×3=5731×8+923=11712/8-1/8=1/8416-(320-240)=336459-(460-453)=452706-(64+311)=331804+450+64=1318525-263+331=593464-111+133=486135-106-22=7222-63+97=256243×2+568=1054339+(475-20)=794205+59=264435-120×3=75458-377-30=5179+66+563=708671-(977-639)=33319+328-90=257254+(644-189)=709146+161+18=325408-22-166=220174+340+73=58731+(465-52)=444411-(278+17)=1161/10+3/10=4/10136×6=816342×2-596=88883+(308-221)=970846+63-341=568243-20-103=120690×2-207=1173777×(621-617)=3108688+(576-43)=1221230+(472-102)=60058×4=23243×(210-205)=21563+233×3=762878-566+522=834762-282+324=804457-57×6=11540+353-390=3362-194-108=60157+697=854249+(203-121)=331859×(342-336)=5154637-33-56=548211+266=477252-(339-106)=19565+(636-385)=816902+(845-416)=1331218×3=6543/7+2/7=5/7176+(448-54)=570368+485+147=1000760×9=6840272+118×6=980453+21-45=429484-(332-157)=309701-(507-155)=349631-241+601=991178-28-106=44292+(461-334)=419104+(458-63)=499920-(908-847)=859163×6=978742+42×7=1036294-38-24=232375+(404-201)=578610+36+48=694319+277×2=873670×7=4690330+113-242=201338-127×2=84281-(363-244)=162158+(177-58)=277774-38-313=42395×9-604=251496-353=143201+181=382841-718=123837+142-715=264251×(476-472)=1004788+(215-118)=885443+317=760356-48-113=195449-(192+54)=203543-(205+217)=121925-145-424=356434-264=170314+(465-88)=691314+167=481463-35×2=393651-548=103410-74×4=114360-215=145451-28×5=311286-(29+26)=231424-(187+31)=206419-(487-461)=39376×5-131=249335-(94+87)=154128+107-204=31205+96=301399-(195+128)=76466-(406-188)=248415×(493-490)=1245749×(311-305)=4494234+300-28=506516-163×3=27352-18×7=226457-200×2=57236-218=18646+798+565=2009453-(17+157)=279602-(567-213)=248164+276-355=85740+(245-106)=879664+155-283=536216×(541-538)=648487+(368-249)=606534-(41+287)=206279-72=207674×6=4044813+640+29=148256×4=224139×7-890=83325-212=113127×6+944=1706920-512-27=381500-133=367801-(74+672)=55135+262×3=921136×(310-307)=408323-181+49=19156×(469-461)=448743-86×4=399203-203+155=1551/8+5/8=6/815×6=9038×5+207=39786+208+497=79144+249-26=267946-101=845199+(693-27)=865920-(406+151)=363481-21×4=397858×5-374=3916330+104=434472-69-68=335776+(758-568)=96613×7=91956-(684+150)=122433+689-948=174645×8=5160827×5-680=3455957-366-104=487423-251=172373-282-29=62318×7-555=1671140+275-397=18147+628=775189+(798-280)=707136×4-419=125181×3-217=326650-73+724=1301664×(833-826)=46482/4-1/4=1/4889-134×3=487300+509=809638-270×2=9839×3+655=772823-61-266=49669×(418-414)=276149×(313-308)=745303-(250-18)=71368-113=25594+230-303=2152+979-14=1017629+247×4=1617627-24+235=83857×3-164=7127×3+427=808366-326+89=129430-273+208=365867-249=618296-23×9=89265×(559-552)=1855352+576+54=982974-335+713=1352190+249-396=43388×6-41=2287555-(180+84)=291145×8-708=452669+(948-581)=1036166×(167-164)=498235+395+139=769430×2-234=6262/9+3/9=5/9245+130+53=428467×2-509=42595-30×3=5878-36×3=770256×2=512417-(492-453)=378939-85=854492-67-83=34253+579-61=571465-304+76=237463-48-103=312651×2-970=332190-111+221=300138×7-483=483303+322+800=1425212+181-118=275753-619-96=38638+415=1053422+(783-566)=639873-(612-412)=673405-233=172754×(711-708)=2262472-(342+117)=13191-12×5=131885×6=5310391-195-83=1132/7-1/7=1/7882-816+496=562452-(225-78)=305306×3-797=121351-(915-818)=254781×6-948=3738438-52-368=18485-313=172116×4+432=896503-126×3=125602+619+246=146785+42-24=103529×7-944=2759501-237-30=23413×(266-259)=91451-330=12153+(328-131)=250399+208+98=705859-(947-774)=686235×3-189=516333+846+765=1944457+74+260=791112×4=44867-63+442=446478-(83+189)=206715-155-310=250442+113×6=1120247×2+489=983205×8-604=1036668+37+993=1698696-456=240496-(361-42)=177487-(273+147)=67756+212+291=125915×(314-309)=75342-(417-380)=305370-270+356=456208×4+106=938849-(891-376)=334264-102=162432-109-185=13873+412+142=62720×5=1001/8+2/8=3/889-42=47404+(419-10)=813211+466=677183-(464-346)=6574+383=45720+197-100=117192×5-870=9065×(210-203)=455168+299=467505+212=717160×6+476=1436128+108+728=964261+714-947=2829×5=145303+140=443718×3=2154466-(47+138)=281434+20×5=534431+106×5=961378-235+43=186650+(684-107)=1227340-259-37=44383-(83+26)=274715×9-456=5979373×9-820=2537441-73×5=7638+161=19940×2=8095+58=153320+85=405471-44×8=119315-23×2=269717×(814-808)=4302261-84-122=5526×(154-146)=208840-(646-383)=577349×8=2792347-24×8=155487-50×6=187995-(374-141)=762132-(586-541)=87264×3-661=13177×(50-42)=61614×5=70849-(38+639)=172312-76+58=294191×4=764686-(84+392)=21070×(240-234)=42082×(425-416)=738254-50=204420-356+521=585931-13×8=827160+(904-49)=1015460-376=84415-22×9=21793×6=5582/5-1/5=1/5450×5=2250319+143=462227+147-312=62274+68×5=614562-(703-363)=222203-194+333=342495-305-73=117385×(693-685)=3080142+35=177157×(27-24)=471505+(633-198)=940849-(588-341)=602603-48-452=103618-(508-347)=45739×4+460=616434-279=155152+455+49=656436×(729-724)=2180980-85×2=810380-(308-88)=160410×(821-814)=2870114×7=79858+606+114=778927-320=607120×6=720386×(239-236)=1158182+(768-207)=743329-37×8=33356-166+193=383688+355=1043318-(523-214)=9533×5=2665886×6-865=4451697-294×2=109320×2=640392+(289-12)=669262×3+253=1039216×(21-18)=648474-433=41928-(169-161)=920481-40-93=3484/7+2/7=6/7630+(773-287)=1116285-216+156=225541+944=1485581×4-425=1899538-288+335=585765+(837-617)=985598×6=3588313-75×4=13212+22-40=194518-333-99=86296+50×4=496755-540-72=143491-199-182=110341-193+21