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170-39+124=65×5=579-(824-711)=25+141=191-(345-321)=271+(464-65)=40×(246-243)=908-167+99=495×(117-110)=99+976+735=225-23-105=988-452×2=356-230+198=746-(36+247)=343-227+13=456×2-427=100+310=178-64+258=714-(371+80)=838+(474-133)=40+221=472-122+150=387-248=394-369=147×7-574=475-420+427=821-724=483-177-298=903-92-672=557×(175-171)=278-128×2=950-130=356-(416-259)=315-179=399×7-342=426-120-70=306×3=492-(85+152)=95+93=449-(72+283)=235-(15+128)=79-25=913-(320+160)=352-262+98=166×5+413=276-(94+63)=327-33×6=874+(730-504)=894-536+957=617+(611-610)=262+67=382-74×3=440-277+799=142-(39+78)=625-74×4=644×(210-204)=462-61×4=809+806+819=878-843=40×(152-149)=342-(454-405)=528-(832-665)=104+243=329×3-78=983-280-235=271×(210-207)=896×(639-636)=344+551+98=613×(847-841)=70×(225-216)=155+291=585+331+706=438+675-343=790-575=481-245-22=395×6=70+(446-254)=412-69=442-123×2=4/8-2/8=603-330+978=796-(499+70)=69+(951-405)=158+653+617=879-247×3=256-(405-342)=778+(533-101)=403-(445-141)=896-(270+345)=699+546-834=520+664-377=898-422-423=202+131+398=548-(596-480)=84-21+14=114+431+911=165+816-931=489+(181-17)=394-241=218×7=159+454=73×5=108-(288-269)=199-19×2=89×6+782=107×4=713×4-620=401-99-230=830+168-266=847+29-793=496-(416-378)=286×7-116=459-90×5=291-(338-190)=55×(311-303)=762-(298+387)=781×2=281-(12+196)=358-316+57=154×4=142×5=95-(45+47)=209×4-410=464+463=375-(394-238)=440+144×4=286+(230-117)=455-(69+122)=133×7-873=14×8+346=968-(67+805)=570-(854-429)=5/9+3/9=212×5-56=226-(443-420)=4/7-2/7=282-(108-58)=186+205=674-92-111=392-122=945-386+784=865-619-55=865×(791-784)=86×9-399=378+665+616=132×(200-197)=217×4-82=390-133×2=129×(894-888)=68+286-52=467+74×2=395×2-293=27×8-73=716×9-234=475+(289-160)=37×(235-229)=45+961-927=428+70×9=136+336+520=1/6+4/6=945-231+786=198+113×4=48+691-449=166+338=250×2+212=488-(430-87)=809-459-282=22+527+159=19+364-45=109+(453-187)=4/8-3/8=123×(181-176)=74+713-130=174+539+83=28+456+91=412+30-316=699-26+651=977+808-234=655-83=418×2-222=282×2+291=431×2-194=1/8+5/8=676-257+245=11×5=423-(65-40)=290×2+198=558×9=3/6-2/6=558+23+71=599-(613-454)=647-(174-36)=327-(48+105)=113×2+244=79+157=757+744-604=494-407=821×(757-748)=525+495-440=55+114+362=126×5+976=254-61-54=204+802-458=679-(682-261)=454-(19+63)=333×9-851=492-132×2=73+(183-16)=921-29×5=436×8=75+(895-721)=293×2-223=427-34×9=984+550+251=255+221-91=791-166×3=352+321+282=642-528=664-(147+424)=3/9-2/9=390+110-312=101+(444-61)=463+(170-155)=171×2-199=823+(404-111)=77×(362-359)=378-152-139=440+(918-628)=261×(327-322)=351-(164+179)=953-(595+36)=27×6+402=252×9-841=94+400-330=17+(413-225)=139-28=68+(701-438)=714-(646-351)=238-(937-835)=38×6+246=401+64-83=682-(299+202)=599-31=109+308=530-314-64=225×4-233=330-(339-14)=555+(732-375)=528+727-612=643-186×3=71×7=443-90=153-33×2=690+319=152×7=962-(185+627)=289-168-107=940+789=586×9-403=17×(192-185)=306+374+21=3/7-2/7=123×(289-284)=541-460+439=589×2-629=823-(13+462)=122×9=92×6-374=238+240+162=261×7-382=145+350=102×(171-166)=283+155-288=389×8=482-(325-134)=4/6+2/6=156+228+320=500-12×8=136+251+259=328-(147+181)=330-314-15=126×(351-344)=276×8=517+272=245×2-334=514×5=122+295+609=448-(81+330)=96-(443-424)=400-57-117=313-256+314=48+37×4=916-751+736=398×9=182×4+238=77×2=149+71-190=163+202-233=251+123=2/8+5/8=321+712-457=869+405=91+297-276=79+488+358=285-(145-100)=75×8+956=413-292+119=955+(630-299)=81×2=320-266=466-(388-384)=495-67×6=710-232-370=325×(500-494)=614+107=832+579+403=839×(281-278)=494-366=245-32×6=484×2-313=234+540-314=315+(873-259)=573×(850-843)=875+91×6=394-185=361+103-257=984×2=421+61+111=943-478-228=381×(20-11)=257-158=62×4+108=107+395+132=410×(484-478)=924-579+665=85+(864-623)=166-137=789×(569-566)=246+91=121×6=454-259-86=321+369+887=782+(875-427)=345+433=273+195-186=419-(137+234)=968-111-812=25+149+770=207×4-750=817×(132-123)=407+244+486=876-61×8=10+(245-154)=102+63=243×6=628-106×2=440-(272+79)=332+89×6=505-38×6=113×9=330+102=459-86×5=495-201=173+256-330=932-31+361=60+333+115=213+696=493-403=930-602+654=818×2=381+583+404=644-76×2=477+(387-240)=369-58×5=61×(263-260)=2/6-1/6=907-587=494-45-239=880+99×9=40×3+274=351-56×4=455-124-324=182+452-278=153×7=485-(444+41)=315-273+362=620×4=177×5=437+62+165=419-49×8=899-(874-579)=270+543+128=442-(506-130)=391-126=511-151=265-208=875×4-729=553×3-206=194×4=466+796-41=211+136=996-331+738=734+171+64=212×5-663=898+69-81=430+276+172=355-336=331-131=964-15-802=422-309=210+(414-19)=129+321=902-(550-484)=549+285-469=461+411+795=62+135=342-(381-183)=316+269+681=218-127+158=674-657+193=245×2+465=448+124×4=64+299=775-(546+91)=1/8+2/8=22×8=238×3+50=413-(463-156)=386-294-43=93×7=41+187-188=958-(609-594)=372-292=107+275-130=294+121+140=696-(458+113)=72×3=198+96+21=706-158×3=900-(370-58)=535-215-182=386+(941-305)=714-519-105=163+297=324-273-35=469-173-43=52×(256-251)=79+(247-49)=417+(941-246)=935+(828-355)=849-(173+125)=315×2+122=878-(198+552)=501-235-176=403-(347+11)=87×(68-62)=253-(172-72)=22×8-43=195+395×2=519+251=639+181+655=237+117=307-(64+140)=927+289×2=102+70=422-152-87=309-(57+74)=157×2+278=411+656-984=368+190×4=628×3=61×9-492=387+(740-154)=828×9-646=196+52-70=563-225×2=170+(386-149)=242+86=314+168-425=882-285+223=14+393-268=292-105+233=174×2+726=490-(158-86)=242+373-302=466-167-216=269-66-100=421-398+417=235-228+470=276×9=880+221-138=992-155×3=869-237=103×4-97=723-(895-858)=415-86-192=410-335+396=218+218×2=555×(407-399)=695-427-58=495-(23+185)=914-(895+18)=272-12×6=714+140×5=499-63×7=273-(23+35)=295-284=301-266=464-42-134=425-37=235-41+268=499-(450+37)=940-386×2=990+979+948=896-(742-27)=45+216-28=480-51-192=923×(325-316)=308+(314-146)=187+265=217+550+173=316+162-249=361-119-179=968-26×4=256-207+332=211-121-79=900×3-543=562×7=349-51=359-17×5=991×4=881-267×3=952-238-483=96+317+379=383-54+950=103+89×5=237+678+931=384-299-53=247-(472-262)=183+227×2=425-37×8=473+302=857×(919-910)=42×(425-416)=230×(106-103)=824-53×7=59-16+286=159+409-523=793-594=406-377=929-904=846+620-209=145×2=74-14=950-148×4=267-(306-253)=18+231-189=8/10-1/10=383-178+198=899+(865-338)=6/10+4/10=106+559=245-66-17=265+117=56+226=732×6=839+11×9=533+582=541-388+628=881-546=3/5-1/5=69×(402-395)=755×9-517=381+(629-559)=394+44×4=230×4-92=802+26×2=215+143-11=299+94×5=2/7+4/7=398-217=219-(91-72)=96+125×5=207+534+481=205-28×5=786-136+535=58×(181-174)=397×3=423-(153-141)=248-51×3=720-(66+639)=288-38×2=475-(217+40)=115×5+395=832-142+195=89×7=16+437-84=19+263+19=162×5=873-207=426+(258-208)=145×(397-393)=227+127×4=459+133+870=274+(421-134)=238×(394-391)=935×(799-793)=380-(112+11)=195-77-26=614-61-533=146+145×4=366+516=740×7-607=462-375=72×(363-358)=227+276=459-113×4=480-(418-116)=878-42×6=66×(408-405)=240-147+309=841-(45+748)=608+241+261=288+290+158=653-90+718=104+300=169×2-250=727+272=39×5+93=68+170×3=251+24-88=631-217-360=467×2+208=69×2=688×3=279-31×5=296-63+127=581+922+167=642-611=33+113×2=327-(303-136)=566-35×7=740×5-395=279+891+137=165×4-26=706-231×3=35×8=249-(91+144)=42×(233-227)=612×8=127×8=546-(985-656)=489-(88+75)=533-(295+225)=445-270+239=164+(800-795)=301-111×2=5/7-1/7=18×2+627=778-(42+726)=853-(290+52)=114-(657-609)=773-364×2=104-68+457=1/5+3/5=559×7=621+(653-148)=465+(136-73)=462+524-13=561+111+66=541×(131-126)=41×9+80=112×3=237+(36-20)=455×2-430=481-26=175-76-11=488+(591-73)=108×(419-414)=131+(936-450)=311×6-105=612-(349-259)=89×4-106=649×(128-122)=669+496+590=291+496=984-(179+101)=578-78-237=231+223=456-257+187=480-118=564+200+487=208×6-432=6/9+2/9=469-338-22=704-10+754=394-(333-116)=401-(270+105)=211×4-245=277-120+286=68×3=219-90=443+(488-221)=237-54-158=66×3-160=165-147=493+(902-71)=921-283+854=77×3+390=727+917+293=221+179=624-218-106=356×2=277-78+88=30×6=766+292-838=705-(530+71)=225-(111+20)=101+222=469+199=124×(138-130)=356-38×3=120×7=425-17×5=876-673=541-(701-627)=347-(369-153)=859-238-130=547+635-261=219-112+362=56+287×3=795+156=140+153=83+524+810=288×2+855=91-(48+19)=263-45-210=36+(131-29)=469+414+967=97+74=839-(185+113)=633+(475-315)=74+382=190-(98-12)=79-26×3=634+429-977=392+(280-57)=93×9-225=791-207-99=69×9-99=225-51+133=80×8-119=246-113-126=98+698+137=818×8=200+(345-49)=433+10-240=88+(298-267)=4/5-1/5=756-62×6=193+103=162+(417-126)=101×(806-800)=31×4=165×9-777=562-366+599=194×5-717=405-(486-94)=499-349+321=38×(775-768)=149+171-246=831-757+805=846×7-164=795+(965-861)=65+(424-388)=46×7=384-353+441=183×4=500+(396-214)=596-145+206=604×(567-559)=482-(203-186)=542×9-150=366+188×2=19+(363-352)=448-357=264-134=278-13×4=954-(295+121)=281+(423-177)=64×4+344=3/7+4/7=537-(665-336)=948-(281-40)=139+286-315=974-420=5/9-4/9=118+179=329-89-81=77+70×6=31×(367-360)=643×(73-66)=302+419=498-(791-298)=761+(670-333)=10×5=78×(845-837)=636+239+119=300-185=983-558=807-(510-471)=354-158=868-766-93=402-(51+62)=406+(404-241)=130×(201-195)=250×3-464=2/6+3/6=588-254×2=453+170-39=302+144-427=201+93×3=470-119×2=357-(121+128)=165-27×4=231+258=355-(127+83)=179+437+24=351×5-682=331×3-585=307+379=151×4=844+306+740=905-817+915=981+881=147×2=111×3+374=273×2+621=93×(41-34)=19×6+597=945-365-560=91+(959-41)=110×6-528=277-148+160=243×(288-285)=410-240=883-(780-410)=38×(176-169)=559-398=475-(228+207)=603-323-97=673-263=102×(386-382)=731+457×2=90+272-224=88×9-105=953-(786-720)=845-(343+352)=840+706=391-(448-327)=645-411-102=999-298-580=746-159×3=408-22×9=参考答案170-39+124=25565×5=325579-(824-711)=46625+141=166191-(345-321)=167271+(464-65)=67040×(246-243)=120908-167+99=840495×(117-110)=346599+976+735=1810225-23-105=97988-452×2=84356-230+198=324746-(36+247)=463343-227+13=129456×2-427=485100+310=410178-64+258=372714-(371+80)=263838+(474-133)=117940+221=261472-122+150=500387-248=139394-369=25147×7-574=455475-420+427=482821-724=97483-177-298=8903-92-672=139557×(175-171)=2228278-128×2=22950-130=820356-(416-259)=199315-179=136399×7-342=2451426-120-70=236306×3=918492-(85+152)=25595+93=188449-(72+283)=94235-(15+128)=9279-25=54913-(320+160)=433352-262+98=188166×5+413=1243276-(94+63)=119327-33×6=129874+(730-504)=1100894-536+957=1315617+(611-610)=618262+67=329382-74×3=160440-277+799=962142-(39+78)=25625-74×4=329644×(210-204)=3864462-61×4=218809+806+819=2434878-843=3540×(152-149)=120342-(454-405)=293528-(832-665)=361104+243=347329×3-78=909983-280-235=468271×(210-207)=813896×(639-636)=2688344+551+98=993613×(847-841)=367870×(225-216)=630155+291=446585+331+706=1622438+675-343=770790-575=215481-245-22=214395×6=237070+(446-254)=262412-69=343442-123×2=1964/8-2/8=2/8603-330+978=1251796-(499+70)=22769+(951-405)=615158+653+617=1428879-247×3=138256-(405-342)=193778+(533-101)=1210403-(445-141)=99896-(270+345)=281699+546-834=411520+664-377=807898-422-423=53202+131+398=731548-(596-480)=43284-21+14=77114+431+911=1456165+816-931=50489+(181-17)=653394-241=153218×7=1526159+454=61373×5=365108-(288-269)=89199-19×2=16189×6+782=1316107×4=428713×4-620=2232401-99-230=72830+168-266=732847+29-793=83496-(416-378)=458286×7-116=1886459-90×5=9291-(338-190)=14355×(311-303)=440762-(298+387)=77781×2=1562281-(12+196)=73358-316+57=99154×4=616142×5=71095-(45+47)=3209×4-410=426464+463=927375-(394-238)=219440+144×4=1016286+(230-117)=399455-(69+122)=264133×7-873=5814×8+346=458968-(67+805)=96570-(854-429)=1455/9+3/9=8/9212×5-56=1004226-(443-420)=2034/7-2/7=2/7282-(108-58)=232186+205=391674-92-111=471392-122=270945-386+784=1343865-619-55=191865×(791-784)=605586×9-399=375378+665+616=1659132×(200-197)=396217×4-82=786390-133×2=124129×(894-888)=77468+286-52=302467+74×2=615395×2-293=49727×8-73=143716×9-234=6210475+(289-160)=60437×(235-229)=22245+961-927=79428+70×9=1058136+336+520=9921/6+4/6=5/6945-231+786=1500198+113×4=65048+691-449=290166+338=504250×2+212=712488-(430-87)=145809-459-282=6822+527+159=70819+364-45=338109+(453-187)=3754/8-3/8=1/8123×(181-176)=61574+713-130=657174+539+83=79628+456+91=575412+30-316=126699-26+651=1324977+808-234=1551655-83=572418×2-222=614282×2+291=855431×2-194=6681/8+5/8=6/8676-257+245=66411×5=55423-(65-40)=398290×2+198=778558×9=50223/6-2/6=1/6558+23+71=652599-(613-454)=440647-(174-36)=509327-(48+105)=174113×2+244=47079+157=236757+744-604=897494-407=87821×(757-748)=7389525+495-440=58055+114+362=531126×5+976=1606254-61-54=139204+802-458=548679-(682-261)=258454-(19+63)=372333×9-851=2146492-132×2=22873+(183-16)=240921-29×5=776436×8=348875+(895-721)=249293×2-223=363427-34×9=121984+550+251=1785255+221-91=385791-166×3=293352+321+282=955642-528=114664-(147+424)=933/9-2/9=1/9390+110-312=188101+(444-61)=484463+(170-155)=478171×2-199=143823+(404-111)=111677×(362-359)=231378-152-139=87440+(918-628)=730261×(327-322)=1305351-(164+179)=8953-(595+36)=32227×6+402=564252×9-841=142794+400-330=16417+(413-225)=205139-28=11168+(701-438)=331714-(646-351)=419238-(937-835)=13638×6+246=474401+64-83=382682-(299+202)=181599-31=568109+308=417530-314-64=152225×4-233=667330-(339-14)=5555+(732-375)=912528+727-612=643643-186×3=8571×7=497443-90=353153-33×2=87690+319=1009152×7=1064962-(185+627)=150289-168-107=14940+789=1729586×9-403=487117×(192-185)=119306+374+21=7013/7-2/7=1/7123×(289-284)=615541-460+439=520589×2-629=549823-(13+462)=348122×9=109892×6-374=178238+240+162=640261×7-382=1445145+350=495102×(171-166)=510283+155-288=150389×8=3112482-(325-134)=2914/6+2/6=1156+228+320=704500-12×8=404136+251+259=646328-(147+181)=0330-314-15=1126×(351-344)=882276×8=2208517+272=789245×2-334=156514×5=2570122+295+609=1026448-(81+330)=3796-(443-424)=77400-57-117=226313-256+314=37148+37×4=196916-751+736=901398×9=3582182×4+238=96677×2=154149+71-190=30163+202-233=132251+123=3742/8+5/8=7/8321+712-457=576869+405=127491+297-276=11279+488+358=925285-(145-100)=24075×8+956=1556413-292+119=240955+(630-299)=128681×2=162320-266=54466-(388-384)=462495-67×6=93710-232-370=108325×(500-494)=1950614+107=721832+579+403=1814839×(281-278)=2517494-366=128245-32×6=53484×2-313=655234+540-314=460315+(873-259)=929573×(850-843)=4011875+91×6=1421394-185=209361+103-257=207984×2=1968421+61+111=593943-478-228=237381×(20-11)=3429257-158=9962×4+108=356107+395+132=634410×(484-478)=2460924-579+665=101085+(864-623)=326166-137=29789×(569-566)=2367246+91=337121×6=726454-259-86=109321+369+887=1577782+(875-427)=1230345+433=778273+195-186=282419-(137+234)=48968-111-812=4525+149+770=944207×4-750=78817×(132-123)=7353407+244+486=1137876-61×8=38810+(245-154)=101102+63=165243×6=1458628-106×2=416440-(272+79)=89332+89×6=866505-38×6=277113×9=1017330+102=432459-86×5=29495-201=294173+256-330=99932-31+361=126260+333+115=508213+696=909493-403=90930-602+654=982818×2=1636381+583+404=1368644-76×2=492477+(387-240)=624369-58×5=7961×(263-260)=1832/6-1/6=1/6907-587=320494-45-239=210880+99×9=177140×3+274=394351-56×4=127455-124-324=7182+452-278=356153×7=1071485-(444+41)=0315-273+362=404620×4=2480177×5=885437+62+165=664419-49×8=27899-(874-579)=604270+543+128=941442-(506-130)=66391-126=265511-151=360265-208=57875×4-729=2771553×3-206=1453194×4=776466+796-41=1221211+136=347996-331+738=1403734+171+64=969212×5-663=397898+69-81=886430+276+172=878355-336=19331-131=200964-15-802=147422-309=113210+(414-19)=605129+321=450902-(550-484)=836549+285-469=365461+411+795=166762+135=197342-(381-183)=144316+269+681=1266218-127+158=249674-657+193=210245×2+465=955448+124×4=94464+299=363775-(546+91)=1381/8+2/8=3/822×8=176238×3+50=764413-(463-156)=106386-294-43=4993×7=65141+187-188=40958-(609-594)=943372-292=80107+275-130=252294+121+140=555696-(458+113)=12572×3=216198+96+21=315706-158×3=232900-(370-58)=588535-215-182=138386+(941-305)=1022714-519-105=90163+297=460324-273-35=16469-173-43=25352×(256-251)=26079+(247-49)=277417+(941-246)=1112935+(828-355)=1408849-(173+125)=551315×2+122=752878-(198+552)=128501-235-176=90403-(347+11)=4587×(68-62)=522253-(172-72)=15322×8-43=133195+395×2=985519+251=770639+181+655=1475237+117=354307-(64+140)=103927+289×2=1505102+70=172422-152-87=183309-(57+74)=178157×2+278=592411+656-984=83368+190×4=1128628×3=188461×9-492=57387+(740-154)=973828×9-646=6806196+52-70=178563-225×2=113170+(386-149)=407242+86=328314+168-425=57882-285+223=82014+393-268=139292-105+233=420174×2+726=1074490-(158-86)=418242+373-302=313466-167-216=83269-66-100=103421-398+417=440235-228+470=477276×9=2484880+221-138=963992-155×3=527869-237=632103×4-97=315723-(895-858)=686415-86-192=137410-335+396=471218+218×2=654555×(407-399)=4440695-427-58=210495-(23+185)=287914-(895+18)=1272-12×6=200714+140×5=1414499-63×7=58273-(23+35)=215295-284=11301-266=35464-42-134=288425-37=388235-41+268=462499-(450+37)=12940-386×2=168990+979+948=2917896-(742-27)=18145+216-28=233480-51-192=237923×(325-316)=8307308+(314-146)=476187+265=452217+550+173=940316+162-249=229361-119-179=63968-26×4=864256-207+332=381211-121-79=11900×3-543=2157562×7=3934349-51=298359-17×5=274991×4=3964881-267×3=80952-238-483=23196+317+379=792383-54+950=1279103+89×5=548237+678+931=1846384-299-53=32247-(472-262)=37183+227×2=637425-37×8=129473+302=775857×(919-910)=771342×(425-416)=378230×(106-103)=690824-53×7=45359-16+286=329159+409-523=45793-594=199406-377=29929-904=25846+620-209=1257145×2=29074-14=60950-148×4=358267-(306-253)=21418+231-189=608/10-1/10=7/10383-178+198=403899+(865-338)=14266/10+4/10=1106+559=665245-66-17=162265+117=38256+226=282732×6=4392839+11×9=938533+582=1115541-388+628=781881-546=3353/5-1/5=2/569×(402-395)=483755×9-517=6278381+(629-559)=451394+44×4=570230×4-92=828802+26×2=854215+143-11=347299+94×5=7692/7+4/7=6/7398-217=181219-(91-72)=20096+125×5=721207+534+481=1222205-28×5=65786-136+535=118558×(181-174)=406397×3=1191423-(153-141)=411248-51×3=95720-(66+639)=15288-38×2=212475-(217+40)=218115×5+395=970832-142+195=88589×7=62316+437-84=36919+263+19=301162×5=810873-207=666426+(258-208)=476145×(397-393)=580227+127×4=735459+133+870=1462274+(421-134)=561238×(394-391)=714935×(799-793)=5610380-(112+11)=257195-77-26=92614-61-533=20146+145×4=726366+516=882740×7-607=4573462-375=8772×(363-358)=360227+276=503459-113×4=7480-(418-116)=178878-42×6=62666×(408-405)=198240-147+309=402841-(45+748)=48608+241+261=1110288+290+158=736653-90+718=1281104+300=404169×2-250=88727+272=99939×5+93=28868+170×3=578251+24-88=187631-217-360=54467×2+208=114269×2=138688×3=2064279-31×5=124296-63+127=360581+922+167=1670642-611=3133+113×2=259327-(303-136)=160566-35×7=321740×5-395=3305279+891+137=1307165×4-26=634706-231×3=1335×8=280249-(91+144)=1442×(233-227)=252612×8=4896127×8=1016546-(985-656)=217489-(88+75)=326533-(295+225)=13445-270+239=414164+(800-795)=169301-111×2=795/7-1/7=4/718×2+627=663778-(42+726)=10853-(290+52)=511114-(657-609)=66773-364×2=45104-68+457=4931/5+3/5=4/5559×7=3913621+(653-148)=1126465+(136-73)=528462+524-13=973561+111+66=738541×(131-126)=270541×9+80=449112×3=336237+(36-20)=253455×2-430=480481-26=455175-76-11=88488+(591-73)=1006108×(419-414)=540131+(936-450)=617311×6-105=1761612-(349-259)=52289×4-106=250649×(128-122)=3894669+496+590=1755291+496=787984-(179+101)=704578-78-237=263231+223=454456-257+187=386480-118=362564+200+487=1251208×6-432=8166/9+2/9=8/9469-338-22=109704-10+754=1448394-(333-116)=177401-(270+105)=26211×4-245=599277-120+286=44368×3=204219-90=129443+(488-221)=710237-54-158=2566×3-160=38165-147=18493+(902-71)=1324921-283+854=149277×3+390=621727+917+293=