三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦

三年級數(shù)學(xué)(上)計算題專項練習(xí)附答案集錦934-70×3=975+952+723=15×3+704=236×6=149+49+860=180+122=331-(50+85)=840+196+673=598×(524-521)=122×5+165=91+(414-89)=631-46×6=341×6=67+93-57=775+262+475=27×(496-492)=116×3+174=222+(96-76)=573×(156-151)=508+276×2=418-362-29=716-(384+313)=984-243×4=312+178-239=268+734+290=313-(179-89)=399-24×6=289+614+13=717×(673-664)=65+125=74+(327-161)=237-223=302+78=14×7+256=592-421+37=235+96-47=353+325+250=148×3=536×4-935=931×4=161+192=539-(42-24)=145×4-507=365-(201+93)=138+(960-130)=850×5-339=214+153-238=489-396=951-510=26+(330-229)=274-138+103=675-473=411-59-201=442-22×7=213-45×4=547-(653-326)=250+799-699=146×2-275=317-(760-504)=190×(131-126)=497-(132+20)=247+74-72=459-(235+51)=618-114+71=454+626=963+660-476=706-122-327=73×2+362=245×4-556=795-(264+238)=843-545=453+18×2=517×(520-513)=171-(413-317)=419+(360-243)=496-211-134=378-213=908-452=422+557=217-(201-121)=931-(278-230)=907-(170+254)=100×8=383-42×9=147+283+255=958-(896-63)=378-(46+113)=304×8-756=636+79-624=337+599-920=678-142=265-(42+78)=253-57+278=370-41+178=10×6+494=298-117=115+192=137×7-873=615+676=239+72=29×(304-297)=249-(175+49)=211×(86-83)=399+20-129=919-61-90=219-44+282=439-90×4=598-(527+17)=423-52-178=605+(540-152)=754+52+78=922+443=288+327×2=713+(555-471)=117×6-412=378-(145-53)=583-237=608+990-739=701-313+371=794+(690-337)=407+(453-303)=330×2=85+116=164-12-119=808-(748-400)=172×(111-106)=373+740=363+(328-271)=726-282-34=446-64-225=389-42×3=557-26+381=203-(93+49)=453-(268+40)=303+168=885+260+282=535-487=465+(458-151)=560-293+949=724-138+785=272-62=578+833-186=146-100+35=802-270-239=272×(561-552)=58-(464-440)=932-620=745-99×4=274-62-185=190×3-324=428-261-153=231-182+309=359-246-21=196+113×2=293-(308-48)=753×6=715+912+336=624×(53-48)=457-291-49=603-223-128=626-(610-67)=156+311=170-(294-204)=305+(448-306)=195×(380-371)=4/7+2/7=101×4+764=791-740+546=643+(731-697)=683-(923-666)=476-285+200=482×8-252=878+152-233=242+(417-140)=156+323-259=426-75×3=233×(146-143)=608+103=521+101×6=998-132=237-135=939-312-578=336-(189+120)=80+244=674+852-586=349+(818-687)=85×(478-474)=764-324×2=351+130-294=908+264×2=125+320=540×8-771=158×(294-290)=369-(434-189)=338×(890-886)=919+766-459=355-(95+163)=3/7+2/7=211+445+287=23×6+751=770×(670-662)=274+29×7=463×2-761=3/6-2/6=294-140=235-55-66=500-10-18=880-150=530-(504-128)=326-244-74=702+135×6=154×7=902-(116+405)=647-466-148=409+(402-192)=376-(84+179)=453-(351-202)=14+434-210=728+(852-594)=111+(486-18)=620×5=571-(787-259)=519-154-178=493×2+923=457-(123+296)=334-(298-65)=898+321-65=42×8=593+(892-359)=390+98+63=997-(229-205)=461-59×6=56×6-48=314+(709-610)=629-222-127=456+(495-428)=131+492+48=413-384=704-(879-507)=109+52-122=106×6+93=183+212-60=305-40=891×4=361+777+133=479-(63-35)=749-574=453-365+60=424+754+887=273+(298-84)=226+185=350+115=210×4-508=385-(221-173)=483-(680-234)=485+117+21=185-74-104=461-142-283=90+78+345=59+211×3=763-83=101×4=171+266=872-(103+62)=374+95=259-(94+128)=19×3=78×6-63=913-498-344=266×3=302+(388-77)=16+286-238=3/7-1/7=506+753=865+466+933=887×6-83=27×(501-495)=354+(328-166)=674+210+903=51+281×2=418×7-293=479-397=756-105×7=90+234×2=760-59-157=248-134=146×8-531=133×4-294=832-(606+47)=707×6-166=2/4-1/4=2/8+4/8=181×2=108×5-439=154×6=302+129=916-513=296-(136+29)=26+246×2=718+16+299=38×(474-467)=472-90×2=510+131-367=395-331+259=647-617+442=160+136=899×(171-167)=309×7-565=28×2+261=836+208×3=185×5-337=92×(362-353)=64+86+12=109×3+355=842-(762-675)=14×(463-455)=450-(241+101)=762×8=3/10-2/10=405-81=944-341-506=98×5=48×5+437=609+285+383=23+24×3=913×7=368-94-95=210+174=71-(85-26)=568-261-51=680-85-514=360+60×9=419×8=3/10-1/10=786×3-126=937-(467+43)=411+362=75+263-114=196-15×7=492-280-138=288×(117-114)=957-(202+150)=826-(97+126)=485+(153-39)=376+(340-77)=138+277+146=589+406-641=961-(344-237)=289×(268-265)=386-98×2=310×3=250+192×4=421+(144-115)=2/3-1/3=321-226-74=219+161-339=97×7+24=353-22×7=356+342=28×7=462+61+305=497-(482-68)=711×6-449=348+130=16×9+173=780-734=250+205=657+547-122=415-87×3=315+630+834=124+673+724=279+(347-46)=935-14×4=231+91=73+388=84+141=597×5-157=76+(312-102)=155+146+106=816×3=117+357=20×5=190-65-66=328-(479-351)=169×(146-142)=627×5-262=336+596-619=479-(115+208)=360-19+124=371-(330-225)=248+574+167=65×(152-143)=849-(220+197)=990+(691-498)=473×9-408=474-119×3=526×3=384×2+305=786-498-224=409-43-351=312×3=924+(961-227)=576+144+67=934-617=813-119+73=298-259=989-114=3/8+4/8=870+447=434-83×2=518-14=876-265×3=199-14+211=588-457+21=52×3-95=29×(406-398)=62+37+791=407-301=83×4+123=415-148=878×(778-771)=472-252-161=783-(171+247)=424×2-566=231+90-85=227-31×3=123-(393-283)=238+69=75×8-476=586×(617-609)=822-271+648=480-(205+90)=90+(758-545)=588+210-556=134-84+258=319×(406-403)=641-32×4=990-276-427=1/3+2/3=4/8-3/8=308×5-344=106×5-527=718×5-403=427-12×6=71×(810-804)=105+191-30=961×(110-102)=121×(420-415)=170+45-131=73+200-162=461-372=455-79+121=75+177×3=66×3=690+(920-903)=747-(152+189)=313-64+778=412-166×2=36-20+242=79×(564-557)=498-(111+303)=453×5-592=435-305+176=754-(126+264)=904-95×9=575+139+176=414×8=786+77+19=777-36×4=665-86×4=999-52+610=937+360-69=414-(75+154)=410-(334+50)=378×2=961×7=855-(92+260)=387×3=198+(285-122)=50+96-87=345+545=331-(983-869)=167+159=981-20×5=754+111-737=187+30-159=300+25×3=342-22×5=525+58×3=54×5-194=4/9+3/9=977+216×4=147-22×5=149-(369-290)=5/8-2/8=323+16-186=512+(270-77)=561-28×6=107+(432-375)=109×3-218=386-384+36=859+697=358+715+581=829-(280+272)=299-103=841×9-81=453-(362-281)=432-331-21=65×9+285=523+203+209=248-(280-93)=93×4=282-206+55=802+896=45+358-115=405-83=769-654+235=496+539-188=218-48-27=636-(568-374)=190×(187-179)=209×3+61=86+384+500=116-11-93=128+(951-414)=78×9=150×6-21=113×6-574=553-239=97+(439-385)=55-10×3=542+443+196=68+521+162=840+721=180×3+395=440-393+430=75+109=285+(420-87)=845-400-173=52+300+512=445-(463-406)=215-(38+11)=207+168×2=553+130+114=591×8-472=874-863=107×4+162=218-(445-234)=997×9=781×5=721×7=837+355+229=127×(306-301)=183+323=692-327=245+203-222=123+322-96=493-(182+186)=469-116×3=542-45×2=517+(176-173)=112+322=659+(821-717)=118×(63-56)=558×(297-292)=345×(243-236)=19×(188-179)=1/5+3/5=855×7-143=914+906-446=2/7-1/7=270×6=488+(210-167)=994-201-574=266-44×5=97×4-232=152-144+248=125-(450-368)=181+225-285=311-(211+38)=848-43-210=434-(241-228)=293+152=644-(759-152)=260×4-794=265-161=26×2=75×(330-325)=219-(654-550)=20+44=309-(228-83)=465-56×5=648+934-686=91+365=413-295+163=225+227=373+682+657=127×5=315+506-663=177-122+372=178-(150+10)=130×5=994-(374+259)=336+608=93-(76-51)=641+194-658=409×2-389=125×2+903=354-116-33=309-103+98=149×6=473-(295+71)=934+178×3=244-23=508×3-464=326-36+75=6/10+2/10=359-84×2=355-31×8=141×3+115=316-241=180+436=571-533+696=727×(479-473)=188+(270-144)=328+72×9=932-79×6=385-329+19=692×8=965-(95+518)=352+493+447=463×9=240×(313-304)=11×7=111+270=374-37=568+77-132=251+143×5=133+819+39=212-(391-313)=4/8-2/8=412-(494-290)=538-76×5=634+796-250=256×2-135=778-211×3=403-229=143×6-119=308+57+683=245-(14+110)=184+452=68×2=337-(254+65)=771-715+745=558-64+350=468-(173+97)=81×(58-50)=91×(56-52)=720-(152+181)=79×(409-402)=291+197-67=404+(87-61)=412×2+729=901-140-332=153+(637-440)=591-20-405=729-400+603=405-370+220=176-154=207-67×2=192-68+321=386-37×4=286-109=52×9=316+70=172×4=105+256+99=360-179×2=16+172×3=980-626=401-92-55=485-101×2=39×(222-215)=387-320=635-432=13+497+359=436×(947-941)=107×9-270=939-85×2=360-(161+85)=37×5=186×(795-788)=117+174=104×(33-25)=540+(693-237)=634×4-881=837-760+932=406-181-138=15×(306-302)=883×4-704=112×5=546-462=137-73=288+(295-262)=362+721-656=106+103=283-216+231=982+940+301=334×9-770=763-281-263=657×6=668-(591+13)=317+(592-174)=909-598+963=284+(486-208)=86+73+389=18+125+308=286×5=383+(356-321)=84×(446-437)=109×9-115=427+(282-178)=3/6+2/6=638-142+423=26×9=239+(470-419)=964-558-404=150-10×4=242-(486-365)=213+152-222=143-(471-369)=908+752=229+121+354=29×(23-19)=713+(694-391)=41×8-88=403-299+123=102+212+455=382+82×3=267+48-123=965-(587-30)=385+184×3=3/8-1/8=159+(698-392)=382-229+200=870+947=373×2+232=127×7-755=103+170=492×2+72=347×2-269=904-295=412-113=123+153×3=249-22×6=97+21=231-(54+125)=196-13×7=536-(780-540)=750-338×2=418-17×4=613-101×6=288+18+552=248-32-179=82×6+419=622+(971-696)=353-118=198-(14+112)=732-213=470+27-400=317+(834-421)=200-31+206=352+61-359=899-(587-540)=5/7-1/7=494-(395-258)=828-(314+41)=942-(16+509)=721-403-32=145-45-57=98×8+137=901×5-475=737+(895-865)=302×(444-441)=462-(172+12)=151+225=467-184=164-(397-311)=200×2-170=804×5=446-68=18+255×3=580-524+986=603-181-309=36+211+523=407-68-308=877-(681-163)=331+700-690=356×2=132×(495-492)=996-(478+347)=497-(396-355)=336-36-234=768×(264-259)=84×9=1/4+2/4=187+232+226=280+198-111=638×(307-298)=106+341-291=423-140-225=229+66+610=191+534+484=884×(718-709)=622+292-276=973+532+169=792-77×6=47×5+289=296-41×4=886-724+275=181×(341-338)=424-130-54=161-(264-229)=891-200=488-205=691+911+232=864-260+594=806-(685-22)=452×(852-846)=158-130+139=396×2=768-192×2=849-(25+408)=809+415×2=398+46+189=352-255+261=808-32×5=269-71+954=342×3=38+115=920-312-195=618-(44+437)=8/10+2/10=2/10+3/10=199×4=495-(763-750)=279+(992-903)=835-(160+210)=121×7=87×3+894=439×2-667=354-(356-254)=427-(149+54)=437-71+91=484+(458-160)=420-162-192=318×2=187×3-177=366-302=274-235+200=484-399+544=244-15×8=922+187-611=393-291=參考答案934-70×3=724975+952+723=265015×3+704=749236×6=1416149+49+860=1058180+122=302331-(50+85)=196840+196+673=1709598×(524-521)=1794122×5+165=77591+(414-89)=416631-46×6=355341×6=204667+93-57=103775+262+475=151227×(496-492)=108116×3+174=522222+(96-76)=242573×(156-151)=2865508+276×2=1060418-362-29=27716-(384+313)=19984-243×4=12312+178-239=251268+734+290=1292313-(179-89)=223399-24×6=255289+614+13=916717×(673-664)=645365+125=19074+(327-161)=240237-223=14302+78=38014×7+256=354592-421+37=208235+96-47=284353+325+250=928148×3=444536×4-935=1209931×4=3724161+192=353539-(42-24)=521145×4-507=73365-(201+93)=71138+(960-130)=968850×5-339=3911214+153-238=129489-396=93951-510=44126+(330-229)=127274-138+103=239675-473=202411-59-201=151442-22×7=288213-45×4=33547-(653-326)=220250+799-699=350146×2-275=17317-(760-504)=61190×(131-126)=950497-(132+20)=345247+74-72=249459-(235+51)=173618-114+71=575454+626=1080963+660-476=1147706-122-327=25773×2+362=508245×4-556=424795-(264+238)=293843-545=298453+18×2=489517×(520-513)=3619171-(413-317)=75419+(360-243)=536496-211-134=151378-213=165908-452=456422+557=979217-(201-121)=137931-(278-230)=883907-(170+254)=483100×8=800383-42×9=5147+283+255=685958-(896-63)=125378-(46+113)=219304×8-756=1676636+79-624=91337+599-920=16678-142=536265-(42+78)=145253-57+278=474370-41+178=50710×6+494=554298-117=181115+192=307137×7-873=86615+676=1291239+72=31129×(304-297)=203249-(175+49)=25211×(86-83)=633399+20-129=290919-61-90=768219-44+282=457439-90×4=79598-(527+17)=54423-52-178=193605+(540-152)=993754+52+78=884922+443=1365288+327×2=942713+(555-471)=797117×6-412=290378-(145-53)=286583-237=346608+990-739=859701-313+371=759794+(690-337)=1147407+(453-303)=557330×2=66085+116=201164-12-119=33808-(748-400)=460172×(111-106)=860373+740=1113363+(328-271)=420726-282-34=410446-64-225=157389-42×3=263557-26+381=912203-(93+49)=61453-(268+40)=145303+168=471885+260+282=1427535-487=48465+(458-151)=772560-293+949=1216724-138+785=1371272-62=210578+833-186=1225146-100+35=81802-270-239=293272×(561-552)=244858-(464-440)=34932-620=312745-99×4=349274-62-185=27190×3-324=246428-261-153=14231-182+309=358359-246-21=92196+113×2=422293-(308-48)=33753×6=4518715+912+336=1963624×(53-48)=3120457-291-49=117603-223-128=252626-(610-67)=83156+311=467170-(294-204)=80305+(448-306)=447195×(380-371)=17554/7+2/7=6/7101×4+764=1168791-740+546=597643+(731-697)=677683-(923-666)=426476-285+200=391482×8-252=3604878+152-233=797242+(417-140)=519156+323-259=220426-75×3=201233×(146-143)=699608+103=711521+101×6=1127998-132=866237-135=102939-312-578=49336-(189+120)=2780+244=324674+852-586=940349+(818-687)=48085×(478-474)=340764-324×2=116351+130-294=187908+264×2=1436125+320=445540×8-771=3549158×(294-290)=632369-(434-189)=124338×(890-886)=1352919+766-459=1226355-(95+163)=973/7+2/7=5/7211+445+287=94323×6+751=889770×(670-662)=6160274+29×7=477463×2-761=1653/6-2/6=1/6294-140=154235-55-66=114500-10-18=472880-150=730530-(504-128)=154326-244-74=8702+135×6=1512154×7=1078902-(116+405)=381647-466-148=33409+(402-192)=619376-(84+179)=113453-(351-202)=30414+434-210=238728+(852-594)=986111+(486-18)=579620×5=3100571-(787-259)=43519-154-178=187493×2+923=1909457-(123+296)=38334-(298-65)=101898+321-65=115442×8=336593+(892-359)=1126390+98+63=551997-(229-205)=973461-59×6=10756×6-48=288314+(709-610)=413629-222-127=280456+(495-428)=523131+492+48=671413-384=29704-(879-507)=332109+52-122=39106×6+93=729183+212-60=335305-40=265891×4=3564361+777+133=1271479-(63-35)=451749-574=175453-365+60=148424+754+887=2065273+(298-84)=487226+185=411350+115=465210×4-508=332385-(221-173)=337483-(680-234)=37485+117+21=623185-74-104=7461-142-283=3690+78+345=51359+211×3=692763-83=680101×4=404171+266=437872-(103+62)=707374+95=469259-(94+128)=3719×3=5778×6-63=405913-498-344=71266×3=798302+(388-77)=61316+286-238=643/7-1/7=2/7506+753=1259865+466+933=2264887×6-83=523927×(501-495)=162354+(328-166)=516674+210+903=178751+281×2=613418×7-293=2633479-397=82756-105×7=2190+234×2=558760-59-157=544248-134=114146×8-531=637133×4-294=238832-(606+47)=179707×6-166=40762/4-1/4=1/42/8+4/8=6/8181×2=362108×5-439=101154×6=924302+129=431916-513=403296-(136+29)=13126+246×2=518718+16+299=103338×(474-467)=266472-90×2=292510+131-367=274395-331+259=323647-617+442=472160+136=296899×(171-167)=3596309×7-565=159828×2+261=317836+208×3=1460185×5-337=58892×(362-353)=82864+86+12=162109×3+355=682842-(762-675)=75514×(463-455)=112450-(241+101)=108762×8=60963/10-2/10=1/10405-81=324944-341-506=9798×5=49048×5+437=677609+285+383=127723+24×3=95913×7=6391368-94-95=179210+174=38471-(85-26)=12568-261-51=256680-85-514=81360+60×9=900419×8=33523/10-1/10=2/10786×3-126=2232937-(467+43)=427411+362=77375+263-114=224196-15×7=91492-280-138=74288×(117-114)=864957-(202+150)=605826-(97+126)=603485+(153-39)=599376+(340-77)=639138+277+146=561589+406-641=354961-(344-237)=854289×(268-265)=867386-98×2=190310×3=930250+192×4=1018421+(144-115)=4502/3-1/3=1/3321-226-74=21219+161-339=4197×7+24=703353-22×7=199356+342=69828×7=196462+61+305=828497-(482-68)=83711×6-449=3817348+130=47816×9+173=317780-734=46250+205=455657+547-122=1082415-87×3=154315+630+834=1779124+673+724=1521279+(347-46)=580935-14×4=879231+91=32273+388=46184+141=225597×5-157=282876+(312-102)=286155+146+106=407816×3=2448117+357=47420×5=100190-65-66=59328-(479-351)=200169×(146-142)=676627×5-262=2873336+596-619=313479-(115+208)=156360-19+124=465371-(330-225)=266248+574+167=98965×(152-143)=585849-(220+197)=432990+(691-498)=1183473×9-408=3849474-119×3=117526×3=1578384×2+305=1073786-498-224=64409-43-351=15312×3=936924+(961-227)=1658576+144+67=787934-617=317813-119+73=767298-259=39989-114=8753/8+4/8=7/8870+447=1317434-83×2=268518-14=504876-265×3=81199-14+211=396588-457+21=15252×3-95=6129×(406-398)=23262+37+791=890407-301=10683×4+123=455415-148=267878×(778-771)=6146472-252-161=59783-(171+247)=365424×2-566=282231+90-85=236227-31×3=134123-(393-283)=13238+69=30775×8-476=124586×(617-609)=4688822-271+648=1199480-(205+90)=18590+(758-545)=303588+210-556=242134-84+258=308319×(406-403)=957641-32×4=513990-276-427=2871/3+2/3=14/8-3/8=1/8308×5-344=1196106×5-527=3718×5-403=3187427-12×6=35571×(810-804)=426105+191-30=266961×(110-102)=7688121×(420-415)=605170+45-131=8473+200-162=111461-372=89455-79+121=49775+177×3=60666×3=198690+(920-903)=707747-(152+189)=406313-64+778=1027412-166×2=8036-20+242=25879×(564-557)=553498-(111+303)=84453×5-592=1673435-305+176=306754-(126+264)=364904-95×9=49575+139+176=890414×8=3312786+77+19=882777-36×4=633665-86×4=321999-52+610=1557937+360-69=1228414-(75+154)=185410-(334+50)=26378×2=756961×7=6727855-(92+260)=503387×3=1161198+(285-122)=36150+96-87=59345+545=890331-(983-869)=217167+159=326981-20×5=881754+111-737=128187+30-159=58300+25×3=375342-22×5=232525+58×3=69954×5-194=764/9+3/9=7/9977+216×4=1841147-22×5=37149-(369-290)=705/8-2/8=3/8323+16-186=153512+(270-77)=705561-28×6=393107+(432-375)=164109×3-218=109386-384+36=38859+697=1556358+715+581=1654829-(280+272)=277299-103=196841×9-81=7488453-(362-281)=372432-331-21=8065×9+285=870523+203+209=935248-(280-93)=6193×4=372282-206+55=131802+896=169845+358-115=288405-83=322769-654+235=350496+539-188=847218-48-27=143636-(568-374)=442190×(187-179)=1520209×3+61=68886+384+500=970116-11-93=12128+(951-414)=66578×9=702150×6-21=879113×6-574=104553-239=31497+(439-385)=15155-10×3=25542+443+196=118168+521+162=751840+721=1561180×3+395=935440-393+430=47775+109=184285+(420-87)=618845-400-173=27252+300+512=864445-(463-406)=388215-(38+11)=166207+168×2=543553+130+114=797591×8-472=4256874-863=11107×4+162=590218-(445-234)=7997×9=8973781×5=3905721×7=5047837+355+229=1421127×(306-301)=635183+323=506692-327=365245+203-222=226123+322-96=349493-(182+186)=125469-116×3=121542-45×2=452517+(176-173)=520112+322=434659+(821-717)=763118×(63-56)=826558×(297-292)=2790345×(243-236)=241519×(188-179)=1711/5+3/5=4/5855×7-143=5842914+906-446=13742/7-1/7=1/7270×6=1620488+(210-167)=531994-201-574=219266-44×5=4697×4-232=156152-144+248=256125-(450-368)=43181+225-285=121311-(211+38)=62848-43-210=595434-(241-228)=421293+152=445644-(759-152)=37260×4-794=246265-161=10426×2=5275×(330-325)=375219-(654-550)=11520+44=64309-(228-83)=164465-56×5=185648+934-686=89691+365=456413-295+163=281225+227=452373+682+657=1712127×5=635315+506-663=158177-122+372=427178-(150+10)=18130×5=650994-(374+259)=361336+608=94493-(76-51)=68641+194-658=177409×2-389=429125×2+903=1153354-116-33=205309-103+98=304149×6=894473-(295+71)=107934+178×3=1468244-23=221508×3-464=1060326-36+75=3656/10+2/10=8/10359-84×2=191355-31×8=107141×3+115=538316-241=75180+436=616571-533+696=734727×(479-473)=4362188+(270-144)=314328+72×9=976932-79×6=458385-329+19=75692×8=5536965-(95+518)=352352+493+447=1292463×9=4167240×(313-304)=216011×7=77111+270=381374-37=337568+77-132=513251+143×5=966133+819+39=991212-(391-313)=1344/8-2/8=2/8412-(494-290)=208538-76×5=158634+796-250=1180256×2-135=377778-211×3=145403-229=174143×6-119=739308+57+683=1048245-(14+110)=121184+452=63668×2=136337-(254+65)=18771-715+745=801558-64+350=844468-(173+97)=19881×(58-50)=64891×(56-52)=364720-(152+181)=38779×(409-402)=553291+197-67=421404+(87-61)=430412×2+729=1553901-140-332=429153+(637-440)=350591-20-405=166729-400+603=932405-370+220=255176-154=22207-67×2=73192-68+321=445386-37×4=238286-109=17752×9=468316+70=386172×4=688105+256+99=460360-179×2=216+172×3=532980-626=354401-92-55=254485-101×2=28339×(222-215)=273387-320=67635-432=20313+497+359=869436×(947-941)=2616107×9-270=693939-85×2=769360-(161+85)=11437×5=185186×(795-788)=1302117+174=291104×(33-25)=832540+(693-237)=996634×4-881=1655837-760+932=1009406-181-138=8715×(306-302)=60883×4-704=2828112×5=560546-462=84137-73=64288+(295-262)=321362+721-656=427106+103=209283-216+231=298982+940+301=2223334×9-770=2236763-281-263=219657×6=3942668-(591+13)=64317+(592-174