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516-125×2=157+23+650=97×(22-16)=727-199×2=623-(92+434)=471+(461-333)=177+(353-271)=936+(641-204)=151+417+266=402-(49+129)=829-26×4=76×(183-178)=364-(271-29)=744-252-397=517+(483-279)=80×4+161=627-(378+188)=3/6-1/6=706+(666-273)=19×4=463-29-237=604×2=342-(83+207)=868-32-342=424-64=975+306+310=304+189×3=264+59=487×(870-864)=428-(51+12)=272×7=225-82=408+(326-214)=263-(420-295)=166+97×6=981+955+171=7/10-1/10=968-221=372+846-295=260-(40+220)=406-119×3=33-22+407=131+119+55=713+(303-236)=986-(879-877)=403-130+269=395+862=299×(997-991)=563-374=626+239+753=450×2+113=771×(755-752)=30×9-131=401-(42+115)=928-(356+425)=657+(837-118)=643+(797-572)=414-(27+308)=17+867+107=453-13×7=384-68×3=407-65=59+240×2=999+(941-44)=371+55+296=358-17-276=722-474-47=386-129=607-69=178-71=486-248-55=159+424×2=162×(436-431)=4/7+3/7=468-(509-73)=192+244=110+171=307-52=959-104×4=261×3-626=695+692=706-(801-629)=807-(386-129)=435-232-89=362-232-63=356-179+256=26×8+463=383+124+68=170+68=365-(324-136)=124+19-99=342+(612-569)=166×3-138=78+127+404=860+308-239=884+245+464=63+204+602=357-(16+95)=286-138=200-165+282=324-(54-46)=460-358=1/6+5/6=5/8+2/8=302+(337-323)=463×3-975=723-88-294=245-11+832=3/5+2/5=372+100+414=308×9=345-345+419=508×3=42×(450-443)=825-122+313=157+(222-154)=438+597=57×6=351-202=493-31×6=371-299=814-20×8=157-(837-762)=176+361+805=94×9=210-33×2=435+(246-205)=379+169+396=330-51+128=488-297+123=72+99+468=239-90=718-29×8=48×8=740-442+369=4/8-1/8=562×(620-612)=184+10×2=363-(35+161)=86×6=319+(414-144)=234+864+56=123-74+451=151+460+723=439+43-460=809-490-113=367-220-101=307+128=195×4-639=467-107×4=664-113+539=516-(37+221)=196+10×9=972-(905-490)=543×2=974-285×3=247×(569-562)=2/4-1/4=780-388=378-74×2=484-467+368=893-250×2=4/6-2/6=97×4-255=372-(423-321)=89×4-50=680×6=978+(439-368)=340-214+286=223+161=148+119=11×(596-591)=154+281-105=31×5=142+(331-224)=265-227+451=70+712+51=94×9-274=309-(293-248)=83+186+423=303+108-97=511+197+176=197-(561-551)=536-104=955+800+421=580+119=641×(501-498)=153+306-208=437+144=976+(910-180)=240×2=168×5-519=732+873-33=334+116-410=253+(673-496)=222×4-580=75+94-59=104+85=969×3=396+276=206-118-80=125+265+153=412×2-665=533+409=521+477-347=312-(52+241)=128×(469-464)=151-60=204-(24+70)=352-49×5=516+197=243+159-40=498×2-157=236+103-144=531-(160+162)=308-(482-216)=354+(578-223)=212+563=142×6-403=49+123-87=756×7-246=389-325-25=112×(34-30)=832×3-110=336×4-989=413-30=911-687-139=594+438-899=736-199+427=296+158=22+997+645=881-(109+332)=312-37-59=314×2+746=236×7-209=138×(198-194)=592-(907-898)=77+168+419=24×4=557×9=21+294+220=389-176+150=571+(861-751)=643-(155+378)=499-62=530+(636-439)=400-(239+113)=139+140+310=375×3=831-63+107=86×3-198=488-(566-180)=2/3-1/3=109-(95-32)=117-17=218+281-483=49×(172-168)=442×2+500=513+210-398=744-95-83=363+343=457-79=183-162=372-(136-92)=754+760-971=94×5+340=52-22=774+511=365+77=471-364-87=500-(283-251)=127×3+432=228×2-409=457-331-120=660-(650-498)=875-12×6=344+280+295=902-424×2=437-(273-192)=146×(230-224)=867+750-565=402+555-201=951-187+866=338-186+299=102-(257-156)=189+234=987-71=443+650+913=723-669+896=393-70×4=98×6+182=602-173+903=128×5+188=70×3+449=33×3=440-229+25=936-216+657=855-387-147=785-39=147-(148-63)=761+14×5=352-257=857-(238+619)=962-455-104=356-137+172=464+73×4=358-282=438+(427-54)=133+28=306+72=149+233=639-492+906=52×3+170=925-303-10=364×3-402=297+569=126×5=295+(210-35)=973-216-376=327×2=671-(587-499)=350-(168-68)=74×4+714=679-130=810+895-482=104×6=679-489+77=24+304-226=177-(242-132)=379-232=64×8=82+204=389-(18+10)=450-73×6=425+589-58=906×(639-631)=487-111×4=334-(423-247)=154×5+214=431-269=220-47=5/9+2/9=289×3=768+490+128=195+(495-41)=782×8=894-(293+332)=366-43×7=412+(490-217)=769-(586-559)=351-(29+22)=459×(858-855)=67+(485-72)=304×2=233+395+164=178+155-53=235×(916-908)=659-163+754=125+184×4=775-(721-461)=367-(242+116)=77×6-93=17×(226-219)=172+487=276+394+182=179+658+696=537+(706-165)=366+(194-191)=101×5+178=934-(982-502)=384-29-73=496-441-24=43+12×3=338-296=99×8=280+208-381=111×(255-246)=454×(386-377)=50×9=285-(49+73)=987-355-614=578×(292-289)=236+120=41+174×5=332-127+67=853-43+625=983-444+720=268+574-89=442-42×5=53+(368-290)=622-106×3=461-(215+183)=63+343-293=69×6-309=97×4=77×9+786=289+249×3=828+111-830=687-510-70=124+283=569+114×6=281+503=286+193=115-66+811=495-416=589+854=190+229-85=142×6-511=140×5-41=606-(284-145)=144+(203-113)=886+296=160+101=895+883-773=466-(143-29)=826-(646+80)=970-263-299=628+82-57=536-(947-645)=43+(409-234)=188+180=101×5=920-(692+24)=485+103×4=251×6=41×(123-118)=100+746-472=403+53×4=467-322-36=455-(243+125)=163+631=345-(471-373)=803-357+364=355×2-707=472+275+113=2/5+3/5=60×(168-159)=663-(264+151)=397×2=151-49-54=820-343-175=537-63×4=84×9-735=301+130×5=931+928+524=628-463=339×4-261=592-(77-33)=197+188=523+89+468=120×7=274+199-137=600×(410-405)=947+991+552=280×3-532=610-101+973=59+333+276=4/7+2/7=655-398=2/5-1/5=142×6-688=242×(239-236)=606-26×7=132-(145-68)=820×6-188=801+89×3=150+(463-436)=74+170-139=418-85-229=182×(31-27)=139×(36-33)=46×(63-59)=181×(107-102)=876-(58+428)=286+951+207=606-(738-463)=75×(189-183)=462-81=827-706=145×(247-242)=199×3-141=258-(418-377)=97-25-38=2/6+3/6=413×5-871=491-287=136×2+37=441-315=194-50×3=201-24×6=64×4=463-97=64×7-59=751-(586-60)=130-15×3=372-291+129=494×5-369=462+582-118=904+12×2=734-89+915=185×4-169=102×(429-422)=79×8=616×5-112=799×2=400×8=314×(879-871)=814-(159+529)=683-71-328=919+(213-95)=671×(106-98)=503-(67+65)=246×3+204=225-(150-15)=420-179-200=771+901+557=3/8-1/8=309-45×5=736×(782-773)=378-219+189=848-278-407=447-130×3=354-211-118=864×5-292=277+144=476-14×4=295+159-261=581+(70-52)=797-(712+13)=478+651-774=885×3=417-96-66=253+172-424=556-365=152+103=400+82×4=596×6-510=781-644+721=53×3=494-(90+404)=737+959+302=1/5+3/5=237+45=23+584+53=36-15+90=447-195+46=798-145-451=2/7-1/7=61+268-306=354-179=124+194+661=427+323-309=75×7=123×3+658=656-(98+477)=220×9-848=489+(140-11)=646-548+559=84+(194-29)=662+(412-214)=347×7=476×4-291=188-67×2=391-110-41=664+779=866-809=369-68+85=793×5=656+431+231=628×9-528=266×3=376+509-403=665-(80+362)=181-(216-104)=477-347-30=320-88×3=976-598-375=677+507-280=685-271×2=479×9=281-50×3=144+222-92=930-(364-150)=947-(452+272)=467-28×3=986-202+444=448+411+258=4/7-3/7=29×4+34=173-(380-295)=813+234+841=12×9+108=30×2+661=155×2+697=497-183=570-61×8=476+458+362=10×9-60=189-129+163=426+(372-176)=510-(221+112)=264×2=80×(390-381)=428-193×2=854-488=274+(380-144)=100×3+413=59-25-30=269-128+111=462-(13+66)=499+(476-388)=881-756+907=789×(679-675)=118+98×8=555×3=926-(155+45)=799-573-112=956+723-122=879-157-276=542-477=645-(167-40)=377-(48+230)=746×6=25×8=84+221=119+(947-936)=116+193×4=634-68×3=196×4=912-(100+810)=140×3-32=449-99-110=912+372-130=5/8+3/8=102×(277-274)=220-148=932-60-98=270-197+38=192+225-37=557-123×2=592-(166+24)=186+281-141=912-328-485=281×(423-420)=980-958=106+26=224+262=146+187-293=271-(59+110)=516+(665-304)=205+117=152+316=342-(417-141)=221+(386-276)=78+17=120+(814-723)=909×(119-114)=63+78=473-58×3=451-(39+274)=298-(442-277)=172+136-200=140+606-518=134+54×8=773×4-683=453-(115-31)=6/7-1/7=690×6=285×(132-129)=499+(197-116)=344-23×3=342-92×2=342-(168+108)=488-26=868+403-991=301+(274-91)=769-(871-618)=558-169+321=980-196×5=121-(231-131)=222×(222-219)=92×7+257=265-19×5=991-(518+34)=202+791+289=229+(528-361)=894-164-303=349+846=650×8-624=265×2-483=380×(529-520)=258-(195+32)=784-697=938+(949-749)=509-15×6=61×6-226=797-18×9=55+96+655=306-(79+75)=148×6-83=160+48-67=294+13-215=429-68=568+190×3=13×7+928=431×(198-191)=18×7+212=614-(890-560)=171×6=238-90-109=971+739+194=412-(971-753)=424-176-188=133-(161-43)=35-(332-329)=795-178=908×9-436=371-64×3=189-33×2=3/8+2/8=235-204=316-187=404-(172+68)=27+38×4=774+315=499+(376-129)=549+224+112=187-(15-13)=741-619=837-262-173=496-33×4=394-316=263-20-164=363+58×8=765×(313-305)=198+(198-138)=197+22-183=189-44=374-247-15=219+268=79+69+367=863×4=287-(208+36)=282+(316-52)=239×2=248+723=318-(118+85)=322-(363-231)=472-(322-288)=102×6=144×2+129=59×(142-139)=394+37×9=250-(260-126)=131×7+360=328-(44+141)=889-165+814=392-(279+101)=439×2+836=256×3-422=90+173=973-323+730=959-100-688=431-75×4=758+64-291=98×6-107=302+(776-392)=792-(317+60)=574×6-325=896-(138+692)=203+38-189=974-137×3=973+103×4=303×2-138=744-151+141=932-18-707=225-149-52=233-154+353=552-(352+178)=200+314=500-(957-816)=516+(574-339)=494-408+14=262-56×3=173+442=369-291+29=455-(62+184)=689×5=389×2=234+82×2=888+504=146×(256-251)=850-(573+156)=128×8=15+(478-138)=130+169+598=725+638-311=462-174-221=10+(772-667)=331×5-578=141×5+464=184+279-392=77×(182-176)=432×2-158=201+326+272=607×(399-391)=446×2-483=126-85+355=750-36×9=120×6-495=198+410+113=71+217=177+771+959=495-41-268=932+87-724=157×(107-103)=581×7=239+540+73=52×(204-199)=544-258-199=446-351+310=91×(283-274)=787×(678-672)=28+(190-116)=203-13×3=267+17×7=937-22×5=404+299=618-(286+317)=325-14×7=280-145+630=250×(292-285)=679-66=448×(894-889)=919+164+364=414-12-30=89×5-389=3/7-1/7=484×2=122+109×2=685×7-944=497-(462-161)=810-74=368-245+109=60+96+421=525×6=607-391+351=187-11×7=529-89=810×6=420+(390-278)=32+79=375+(325-235)=223×8-261=978×(398-394)=152×(290-286)=479-403+22=576-(660-472)=950+13-906=875+(828-695)=830+75+606=4/8+3/8=631-60×8=20×(397-394)=参考答案516-125×2=266157+23+650=83097×(22-16)=582727-199×2=329623-(92+434)=97471+(461-333)=599177+(353-271)=259936+(641-204)=1373151+417+266=834402-(49+129)=224829-26×4=72576×(183-178)=380364-(271-29)=122744-252-397=95517+(483-279)=72180×4+161=481627-(378+188)=613/6-1/6=2/6706+(666-273)=109919×4=76463-29-237=197604×2=1208342-(83+207)=52868-32-342=494424-64=360975+306+310=1591304+189×3=871264+59=323487×(870-864)=2922428-(51+12)=365272×7=1904225-82=143408+(326-214)=520263-(420-295)=138166+97×6=748981+955+171=21077/10-1/10=6/10968-221=747372+846-295=923260-(40+220)=0406-119×3=4933-22+407=418131+119+55=305713+(303-236)=780986-(879-877)=984403-130+269=542395+862=1257299×(997-991)=1794563-374=189626+239+753=1618450×2+113=1013771×(755-752)=231330×9-131=139401-(42+115)=244928-(356+425)=147657+(837-118)=1376643+(797-572)=868414-(27+308)=7917+867+107=991453-13×7=362384-68×3=180407-65=34259+240×2=539999+(941-44)=1896371+55+296=722358-17-276=65722-474-47=201386-129=257607-69=538178-71=107486-248-55=183159+424×2=1007162×(436-431)=8104/7+3/7=1468-(509-73)=32192+244=436110+171=281307-52=255959-104×4=543261×3-626=157695+692=1387706-(801-629)=534807-(386-129)=550435-232-89=114362-232-63=67356-179+256=43326×8+463=671383+124+68=575170+68=238365-(324-136)=177124+19-99=44342+(612-569)=385166×3-138=36078+127+404=609860+308-239=929884+245+464=159363+204+602=869357-(16+95)=246286-138=148200-165+282=317324-(54-46)=316460-358=1021/6+5/6=15/8+2/8=7/8302+(337-323)=316463×3-975=414723-88-294=341245-11+832=10663/5+2/5=1372+100+414=886308×9=2772345-345+419=419508×3=152442×(450-443)=294825-122+313=1016157+(222-154)=225438+597=103557×6=342351-202=149493-31×6=307371-299=72814-20×8=654157-(837-762)=82176+361+805=134294×9=846210-33×2=144435+(246-205)=476379+169+396=944330-51+128=407488-297+123=31472+99+468=639239-90=149718-29×8=48648×8=384740-442+369=6674/8-1/8=3/8562×(620-612)=4496184+10×2=204363-(35+161)=16786×6=516319+(414-144)=589234+864+56=1154123-74+451=500151+460+723=1334439+43-460=22809-490-113=206367-220-101=46307+128=435195×4-639=141467-107×4=39664-113+539=1090516-(37+221)=258196+10×9=286972-(905-490)=557543×2=1086974-285×3=119247×(569-562)=17292/4-1/4=1/4780-388=392378-74×2=230484-467+368=385893-250×2=3934/6-2/6=2/697×4-255=133372-(423-321)=27089×4-50=306680×6=4080978+(439-368)=1049340-214+286=412223+161=384148+119=26711×(596-591)=55154+281-105=33031×5=155142+(331-224)=249265-227+451=48970+712+51=83394×9-274=572309-(293-248)=26483+186+423=692303+108-97=314511+197+176=884197-(561-551)=187536-104=432955+800+421=2176580+119=699641×(501-498)=1923153+306-208=251437+144=581976+(910-180)=1706240×2=480168×5-519=321732+873-33=1572334+116-410=40253+(673-496)=430222×4-580=30875+94-59=110104+85=189969×3=2907396+276=672206-118-80=8125+265+153=543412×2-665=159533+409=942521+477-347=651312-(52+241)=19128×(469-464)=640151-60=91204-(24+70)=110352-49×5=107516+197=713243+159-40=362498×2-157=839236+103-144=195531-(160+162)=209308-(482-216)=42354+(578-223)=709212+563=775142×6-403=44949+123-87=85756×7-246=5046389-325-25=39112×(34-30)=448832×3-110=2386336×4-989=355413-30=383911-687-139=85594+438-899=133736-199+427=964296+158=45422+997+645=1664881-(109+332)=440312-37-59=216314×2+746=1374236×7-209=1443138×(198-194)=552592-(907-898)=58377+168+419=66424×4=96557×9=501321+294+220=535389-176+150=363571+(861-751)=681643-(155+378)=110499-62=437530+(636-439)=727400-(239+113)=48139+140+310=589375×3=1125831-63+107=87586×3-198=60488-(566-180)=1022/3-1/3=1/3109-(95-32)=46117-17=100218+281-483=1649×(172-168)=196442×2+500=1384513+210-398=325744-95-83=566363+343=706457-79=378183-162=21372-(136-92)=328754+760-971=54394×5+340=81052-22=30774+511=1285365+77=442471-364-87=20500-(283-251)=468127×3+432=813228×2-409=47457-331-120=6660-(650-498)=508875-12×6=803344+280+295=919902-424×2=54437-(273-192)=356146×(230-224)=876867+750-565=1052402+555-201=756951-187+866=1630338-186+299=451102-(257-156)=1189+234=423987-71=916443+650+913=2006723-669+896=950393-70×4=11398×6+182=770602-173+903=1332128×5+188=82870×3+449=65933×3=99440-229+25=236936-216+657=1377855-387-147=321785-39=746147-(148-63)=62761+14×5=831352-257=95857-(238+619)=0962-455-104=403356-137+172=391464+73×4=756358-282=76438+(427-54)=811133+28=161306+72=378149+233=382639-492+906=105352×3+170=326925-303-10=612364×3-402=690297+569=866126×5=630295+(210-35)=470973-216-376=381327×2=654671-(587-499)=583350-(168-68)=25074×4+714=1010679-130=549810+895-482=1223104×6=624679-489+77=26724+304-226=102177-(242-132)=67379-232=14764×8=51282+204=286389-(18+10)=361450-73×6=12425+589-58=956906×(639-631)=7248487-111×4=43334-(423-247)=158154×5+214=984431-269=162220-47=1735/9+2/9=7/9289×3=867768+490+128=1386195+(495-41)=649782×8=6256894-(293+332)=269366-43×7=65412+(490-217)=685769-(586-559)=742351-(29+22)=300459×(858-855)=137767+(485-72)=480304×2=608233+395+164=792178+155-53=280235×(916-908)=1880659-163+754=1250125+184×4=861775-(721-461)=515367-(242+116)=977×6-93=36917×(226-219)=119172+487=659276+394+182=852179+658+696=1533537+(706-165)=1078366+(194-191)=369101×5+178=683934-(982-502)=454384-29-73=282496-441-24=3143+12×3=79338-296=4299×8=792280+208-381=107111×(255-246)=999454×(386-377)=408650×9=450285-(49+73)=163987-355-614=18578×(292-289)=1734236+120=35641+174×5=911332-127+67=272853-43+625=1435983-444+720=1259268+574-89=753442-42×5=23253+(368-290)=131622-106×3=304461-(215+183)=6363+343-293=11369×6-309=10597×4=38877×9+786=1479289+249×3=1036828+111-830=109687-510-70=107124+283=407569+114×6=1253281+503=784286+193=479115-66+811=860495-416=79589+854=1443190+229-85=334142×6-511=341140×5-41=659606-(284-145)=467144+(203-113)=234886+296=1182160+101=261895+883-773=1005466-(143-29)=352826-(646+80)=100970-263-299=408628+82-57=653536-(947-645)=23443+(409-234)=218188+180=368101×5=505920-(692+24)=204485+103×4=897251×6=150641×(123-118)=205100+746-472=374403+53×4=615467-322-36=109455-(243+125)=87163+631=794345-(471-373)=247803-357+364=810355×2-707=3472+275+113=8602/5+3/5=160×(168-159)=540663-(264+151)=248397×2=794151-49-54=48820-343-175=302537-63×4=28584×9-735=21301+130×5=951931+928+524=2383628-463=165339×4-261=1095592-(77-33)=548197+188=385523+89+468=1080120×7=840274+199-137=336600×(410-405)=3000947+991+552=2490280×3-532=308610-101+973=148259+333+276=6684/7+2/7=6/7655-398=2572/5-1/5=1/5142×6-688=164242×(239-236)=726606-26×7=424132-(145-68)=55820×6-188=4732801+89×3=1068150+(463-436)=17774+170-139=105418-85-229=104182×(31-27)=728139×(36-33)=41746×(63-59)=184181×(107-102)=905876-(58+428)=390286+951+207=1444606-(738-463)=33175×(189-183)=450462-81=381827-706=121145×(247-242)=725199×3-141=456258-(418-377)=21797-25-38=342/6+3/6=5/6413×5-871=1194491-287=204136×2+37=309441-315=126194-50×3=44201-24×6=5764×4=256463-97=36664×7-59=389751-(586-60)=225130-15×3=85372-291+129=210494×5-369=2101462+582-118=926904+12×2=928734-89+915=1560185×4-169=571102×(429-422)=71479×8=632616×5-112=2968799×2=1598400×8=3200314×(879-871)=2512814-(159+529)=126683-71-328=284919+(213-95)=1037671×(106-98)=5368503-(67+65)=371246×3+204=942225-(150-15)=90420-179-200=41771+901+557=22293/8-1/8=2/8309-45×5=84736×(782-773)=6624378-219+189=348848-278-407=163447-130×3=57354-211-118=25864×5-292=4028277+144=421476-14×4=420295+159-261=193581+(70-52)=599797-(712+13)=72478+651-774=355885×3=2655417-96-66=255253+172-424=1556-365=191152+103=255400+82×4=728596×6-510=3066781-644+721=85853×3=159494-(90+404)=0737+959+302=19981/5+3/5=4/5237+45=28223+584+53=66036-15+90=111447-195+46=298798-145-451=2022/7-1/7=1/761+268-306=23354-179=175124+194+661=979427+323-309=44175×7=525123×3+658=1027656-(98+477)=81220×9-848=1132489+(140-11)=618646-548+559=65784+(194-29)=249662+(412-214)=860347×7=2429476×4-291=1613188-67×2=54391-110-41=240664+779=1443866-809=57369-68+85=386793×5=3965656+431+231=1318628×9-528=5124266×3=798376+509-403=482665-(80+362)=223181-(216-104)=69477-347-30=100320-88×3=56976-598-375=3677+507-280=904685-271×2=143479×9=4311281-50×3=131144+222-92=274930-(364-150)=716947-(452+272)=223467-28×3=383986-202+444=1228448+411+258=11174/7-3/7=1/729×4+34=150173-(380-295)=88813+234+841=188812×9+108=21630×2+661=721155×2+697=1007497-183=314570-61×8=82476+458+362=129610×9-60=30189-129+163=223426+(372-176)=622510-(221+112)=177264×2=52880×(390-381)=720428-193×2=42854-488=366274+(380-144)=510100×3+413=71359-25-30=4269-128+111=252462-(13+66)=383499+(476-388)=587881-756+907=1032789×(679-675)=3156118+98×8=902555×3=1665926-(155+45)=726799-573-112=114956+723-122=1557879-157-276=446542-477=65645-(167-40)=518377-(48+230)=99746×6=447625×8=20084+221=305119+(947-936)=130116+193×4=888634-68×3=430196×4=784912-(100+810)=2140×3-32=388449-99-110=240912+372-130=11545/8+3/8=1102×(277-274)=306220-148=72932-60-98=774270-197+38=111192+225-37=380557-123×2=311592-(166+24)=402186+281-141=326912-328-485=99281×(423-420)=843980-958=22106+26=132224+262=486146+187-293=40271-(59+110)=102516+(665-304)=877205+117=322152+316=468342-(417-141)=66221+(386-276)=33178+17=95120+(814-723)=211909×(119-114)=454563+78=141473-58×3=299451-(39+274)=138298-(442-277)=133172+136-200=108140+606-518=228134+54×8=566773×4-683=2409453-(115-31)=3696/7-1/7=5/7690×6=4140285×(132-129)=855499+(197-116)=580344-23×3=275342-92×2=158342-(168+108)=66488-26=462868+403-991=280301+(274-91)=484769-(871-618)=516558-169+321=710980-196×5=0121-(231-131)=21222×(222-219)=66692×7+257=901265-19×5=170991-(518+34)=439202+791+289=1282229+(528-361)=396894-164-303=427349+846=1195650×8-624=4576265×2-483=47380×(529-520)=3420258-(195+32)=31784-697=87938+(949-749)=1138509-15×6=41961×6-226=140797-18×9=63555+96+655=806306-(79+75)=152148×6-83=805160+48-67=141294+13-215=92429-68=361568+190×3=113813×7+928=1019431×(198-191)=301718×7+212=338614-(890-560)=284171×6=1026238-90-109=39971+739+194=1904412-(971-753)=19