三年級數學(上)計算題專項練習附答案集錦

三年級數學(上)計算題專項練習附答案集錦222+559=120×7+785=138×2-224=211-12=977-(674-546)=635-(587-362)=513+144+267=457-57×3=986-11×2=216+526+577=283×2+836=451-389+298=86×(78-74)=496-(301-260)=121+109-106=57×5+498=88×5+242=67×(13-10)=165×8-419=304+34×4=400-16-326=310×3+663=237-(534-465)=543+109+118=938-122-141=390-(405-147)=404-(101+41)=200-(63+95)=78+194=823+130+447=988+(536-471)=467+(486-260)=850×9=998-595-151=849+164+488=420-402+430=62×9=958-675=37×(781-778)=27×9+20=705×6=771-183-132=219+(360-100)=127×7-849=275+38-276=301-(10+92)=450+(887-333)=442-(127+263)=205+442=42+957-147=791+11×7=67+280×2=290+82=32×4=795-500=496×6=390-183=275-78×2=743+631=239+848-846=338×2-445=407×(416-407)=216-(181-60)=75+229+572=5/8+2/8=923-40×6=125×(143-139)=438-314=928-418×2=125×4-484=337-(437-363)=176×(872-865)=276+(866-178)=434+(443-95)=92×(438-434)=688-499=350+(324-100)=107×(99-96)=192-65+239=163+144+129=345+110=335+80-304=5/8-3/8=96-(206-195)=276×2-251=421-40×7=98×2=535×7-75=457-(366-104)=974-(134+628)=109+94+370=174×(243-238)=3/7+2/7=783-502+376=307+11-176=274-(592-371)=864-148×5=430-28×4=816-91×6=792-353-67=209×6-372=600-204+165=337-14-306=61×8=239+190×2=403+(399-191)=758-(421+129)=453-15-94=91+172=3/4-1/4=592×3=354×(331-328)=254-(301-246)=85-17×5=182+11+264=200×4+833=227×(442-437)=4/6-1/6=6/10-3/10=407-234-36=106+374-274=267-204+435=396×2=46+238-144=649-50×2=382×(570-565)=283×8=478×6-687=69-(19+40)=12×2=2/5-1/5=253-67-142=28+(724-500)=74×4+240=977-63-774=879-(643+34)=76+(468-401)=201-(443-382)=867-(148+679)=653×(98-91)=855-(49+466)=64+142=539-171×2=782-27×6=207+85=1/5+3/5=313+252×2=237×4-253=876+15+18=391-67+138=278+63-53=892×(302-296)=439-(149+282)=948-117=469-67×7=147×9-69=766+256×2=568-(83-30)=676×6=471-181=5/9+2/9=543×5=71+260=465-85+667=449-259+121=69×9+282=435×4=446-375+242=317-(150+147)=982-832+511=490×2=269-17-222=851-151×5=361×7-15=244-(105+69)=265-108-140=713-292-350=118×(297-291)=623×9-835=194+296=45×8-225=450-164-175=745+149×4=223+324=457-(200+239)=144×6=212×4=348-231=280+792+84=100×9+809=465+(266-231)=724-395+395=4/8+2/8=547-(877-364)=500-11-407=435+27-290=325+854=306-129×2=578×6=141×7-596=461-(68+388)=985+600=585-(220+197)=594+477-197=620-51=184+152-169=630-513-107=918+87-240=328-(204-57)=318+100-286=448-23×4=74×5=179-67×2=135+639=72-14=777-206×2=431-(281-275)=499+(874-148)=404+73+172=337+789+680=173×5=320+98×3=408×8=419-91=345-192+110=936-(420+250)=188-38-31=905-(821-741)=57+221=548+(805-369)=23×6+74=361-307+777=87+803-263=397-29×2=80+(201-96)=2/6-1/6=323-171=4/8+3/8=926-85×5=68×(392-385)=974-956=24×(381-376)=566-(203+220)=51×(472-465)=400+(495-166)=256-126=302-(290-250)=785-100-569=423-104×2=880-(169+520)=812-16×5=47+67=228+46+127=331-140+402=227+188-61=220-(785-628)=285-165-62=313-56×2=945+591-334=920-239-554=229×7-342=897-350+138=438-181+145=120+466=451+33-168=180+109=176+321-357=262-160+344=981-29×9=245×3-394=177+802=143-92+260=870-(530+157)=67+277=324+133=802+525-849=148×(84-75)=330+96=458+231+21=724-354=865-134×6=784-(999-840)=57×(385-376)=29×2=84×4=469-(88+232)=141×5-644=423+(697-227)=73×(271-262)=378×2=467-(454-256)=780-(181+54)=938-437+249=515-229+137=288+(147-106)=483-191=108×(274-265)=306-146-13=413×4-553=693+154-383=412+153+533=719-(774-95)=491-323+72=35×(426-421)=505+68×7=424-50-303=109+(328-326)=228-(43+117)=62+604+852=27×(50-42)=937-(109+361)=735+555=199-188+159=662-130×2=973+527+318=459+177×3=864×(640-637)=820×(640-635)=267+393+142=823-661+355=490-432+58=808+(645-317)=270-28=712×(860-855)=371+317×2=134+665-352=66-(397-357)=967+15+279=25+16=177×3=522×8-953=23+(116-91)=878-125×3=12+35=31×5=576×2=240-(269-187)=428-48=202-107=828+308+269=314×3=770+325+506=470-10=311-20×5=306×3+367=195+12+214=545-(296+216)=298×5-707=990×2=932-510=461+(349-97)=919+978+46=573-433+713=268+87=851-(647+185)=199×4-710=103×2=872-236+716=402+76=289-22×8=521-39×4=939-(80+256)=267-20-182=626+244=681-80×7=721-76+93=300+102×2=927×6=86×6+390=494-166=167×5+455=18+(109-59)=310+(183-87)=601-171=969-(85+539)=755-169-269=91×(80-72)=164+111=330-(105+170)=488-473=216+124×5=670×8-670=787+976-927=372-139=453+985-149=157×(352-347)=343-(390-289)=153-104+140=435-(305+83)=409+(436-401)=168+806=830×(982-975)=668-(506-343)=19×(179-176)=731+884+515=290-208=107×5+173=334-(646-449)=99-80=51×4-170=269-254+22=270+884=499-(341+63)=44×6-89=314+216+850=953-285=267+87+379=363+958+198=352+(425-370)=513-126×3=487-16-111=765×7=424-31×7=213×3=103×8+593=920+780-466=610×3-408=301-203=380+(226-33)=893-(311+64)=135×9-604=51+95×6=419-48-227=455×5=388-124×3=485-(237+25)=426-(238-229)=966+(866-129)=255-29-121=370-215-116=386-329=133+399+826=90-(212-145)=823+(263-181)=418-(11+324)=47×(481-472)=778-(14+163)=451-214+859=146×4=83×2-134=341-28×9=519-245=547+922=403×2=148×2+846=380+(432-423)=57×(319-314)=784+94+968=707-127+893=406-93-288=551-70+440=222×3=760-394-192=566+790=470+(176-141)=97+181=413-159×2=80×(480-472)=833-742=111-(204-93)=488-68×2=42×7=66+56×5=88×5=72+620+896=218×4+522=2/7-1/7=199×2+87=736-230+810=445-74+28=859-(968-548)=33×5=898-491=454+36×9=715+198-96=477-446+665=67+230=241+32×3=382-(478-196)=798-(193+208)=398+133×6=128-91+116=454-274+17=264×2+743=760×2-945=595+(812-121)=837-41-416=69+431-119=788+(779-715)=533+(639-75)=966-(903-811)=60+(206-195)=817+(289-176)=647-134=237×(19-16)=357+(341-68)=625+(613-134)=295+161+177=552+26+381=771-338+759=219-59×2=956×(83-79)=128×(127-121)=159+86+208=26×(193-187)=7/10+3/10=110×3-128=326×(220-217)=88×2-144=348-(11+337)=465-116-38=159×5=478-(70+378)=30×(376-370)=220×2+54=731+657=370×(714-711)=397-10×7=463+359-354=341+52-271=594-246=281×3+251=84+227=216-15=89+286-105=304+75-197=185+(427-97)=647-38=85+136-58=650+(997-644)=425-12-333=14×3+117=600-(808-497)=985×(177-172)=472-232-213=481+38×4=868+709-124=319-(203+95)=280-(158-77)=211-27×2=109×6-606=77+236+168=305+167+446=483-(81+186)=907-625=35×5-131=79+363-346=489-22-321=179+220-321=811+(483-103)=586-550+802=928-(351-160)=240-72×3=372-74-217=385-114=360+107-257=445-354=878×6-655=51+117+214=475-209+107=292-146-82=4/9-3/9=886-(669-111)=482×2-480=435+247×3=820-(390+185)=821-(572-236)=761-231=154×(542-535)=56+68=704+572-649=345+319+311=739×(762-754)=560+(912-793)=181+154-190=873+871+408=164×5-280=115+(334-125)=395-280+326=440-51×2=536-(367-356)=141×8-134=616×9-782=421-110×3=289+(420-23)=822-(863-861)=2/3-1/3=1/3+2/3=460-174=83×(37-28)=592×(267-259)=92×7-519=3/6-2/6=577×7-214=408-(292+16)=733-(164+452)=383-(435-365)=946+75+271=280-(434-422)=348+199×2=119+216+120=261×2+451=647+92+142=930-102×7=356+84=490+(465-364)=621-(992-843)=680+24-242=427×7=172+13×9=245+(255-45)=904-903+881=323+35-80=650×(545-538)=636+479-848=587-(190+122)=338-137=413-74-240=702-373-208=319-271+10=562-(115+421)=348-95-95=220-119=911+607=637+18×6=85×(371-367)=51×7-93=302+(943-769)=313×3=352-27×6=720×3-344=236+256-355=337+654-281=329+637=430+353=388-364+327=338-117=453-217-210=763×(914-908)=60×9=1/7+3/7=497+(962-49)=405×8=329-282+453=556+517=467-256=632×4-975=282×7-168=697+695-102=5/7-1/7=443-390+333=421-(384-79)=423×(991-984)=841×(830-822)=795-386+312=244-(42+113)=447-70×5=901×(931-923)=837-(416+257)=343-180+244=778-(562+110)=407×6=197+28×9=349×4-823=152-22=1/9+8/9=145+441+289=233-(42+141)=728-262+969=155×4-352=456-(41+352)=644-101×6=453×8=2/7+4/7=832-160-269=390+16×2=196+545+133=388-(230-207)=465-291-129=137+133+167=84×(220-216)=252+(496-420)=119×5+98=354+123-445=631-614=524-(106+413)=234-120-16=982+976+470=92+376-255=939×2=274-(158+45)=10+33=338+186+110=101+80×9=920-(527-349)=13+467-192=98×(76-70)=990-694-101=284×3=237+106=144×2+239=486-43-228=354×2-277=924×2=25+417-268=908-(510-71)=337-(73-42)=521×7-926=117×8-419=130×5+345=48+15=772-38×3=326×9-865=125-25=311-266+273=87-(332-255)=115+182+267=192+47×5=609+630-421=2/4-1/4=865+(545-381)=838-14-649=777-147×5=217-35×4=613-(277-224)=983-199-667=444-(195+11)=258+892-382=425-(175+14)=4/9+5/9=693-177-511=588+121×5=173×5-850=207×2=790-247+44=348-(372-45)=253+729=263+255=176×5=125+187-168=316-(19+21)=704-695+326=341-(446-311)=78+656-272=514×2-990=483+115×2=308-120-90=372-24×2=182+114=486-217-206=87-(394-368)=814+(930-356)=327-40×3=104+(483-166)=796×(151-145)=331-71×2=413-(777-727)=154-149+217=269-(166+66)=441-433+370=336-(149+157)=620-178-12=403-(268+61)=417+(364-226)=816×6=350-90+63=102+354+377=844-(267-186)=499+291+729=586-59+346=323+83-50=781×8-940=464×5=995+543+786=387-92×3=204+179=218×3+15=396+28+420=279×(566-561)=61×6-139=43+46=206+269-340=309+(952-287)=168+278=972-169-453=369+347+786=269+180-257=672-15×6=271-(574-426)=309×(227-221)=167×3=328-175=680-62=68×3=77×(411-406)=572×5-256=668-67=260+330+381=295-(151-124)=397-52×4=182-(56+15)=907-119-564=91×7+81=229+(457-132)=484-422=483-(432-181)=130×4=638+136=181+(788-117)=189+265×3=401+184=624+(525-389)=51+(286-69)=480-21-235=284×(129-120)=459+720-105=203-148+46=763-(65+289)=524-271+420=945+107+269=35×5-139=800-354-351=134+427+388=637×9-303=159+321-477=599-83=109+70=247+77=278-163=544-307=440-45×5=222×2-20=653-485=305-202+164=142×2=366+(267-263)=64+180+416=590+267=38+299+340=148+125+472=375+904-264=66×3=568-131×2=165+172=341+(722-367)=626-94-351=293+541-638=997-413-368=179-18-21=108×8-554=490×8=376+421+975=666×2-587=951-348=272+183=928-124×5=917-(417-117)=205×(323-320)=937-246=981-(732-359)=143×3+244=63+(168-135)=152+29-103=946-197-222=參考答案222+559=781120×7+785=1625138×2-224=52211-12=199977-(674-546)=849635-(587-362)=410513+144+267=924457-57×3=286986-11×2=964216+526+577=1319283×2+836=1402451-389+298=36086×(78-74)=344496-(301-260)=455121+109-106=12457×5+498=78388×5+242=68267×(13-10)=201165×8-419=901304+34×4=440400-16-326=58310×3+663=1593237-(534-465)=168543+109+118=770938-122-141=675390-(405-147)=132404-(101+41)=262200-(63+95)=4278+194=272823+130+447=1400988+(536-471)=1053467+(486-260)=693850×9=7650998-595-151=252849+164+488=1501420-402+430=44862×9=558958-675=28337×(781-778)=11127×9+20=263705×6=4230771-183-132=456219+(360-100)=479127×7-849=40275+38-276=37301-(10+92)=199450+(887-333)=1004442-(127+263)=52205+442=64742+957-147=852791+11×7=86867+280×2=627290+82=37232×4=128795-500=295496×6=2976390-183=207275-78×2=119743+631=1374239+848-846=241338×2-445=231407×(416-407)=3663216-(181-60)=9575+229+572=8765/8+2/8=7/8923-40×6=683125×(143-139)=500438-314=124928-418×2=92125×4-484=16337-(437-363)=263176×(872-865)=1232276+(866-178)=964434+(443-95)=78292×(438-434)=368688-499=189350+(324-100)=574107×(99-96)=321192-65+239=366163+144+129=436345+110=455335+80-304=1115/8-3/8=2/896-(206-195)=85276×2-251=301421-40×7=14198×2=196535×7-75=3670457-(366-104)=195974-(134+628)=212109+94+370=573174×(243-238)=8703/7+2/7=5/7783-502+376=657307+11-176=142274-(592-371)=53864-148×5=124430-28×4=318816-91×6=270792-353-67=372209×6-372=882600-204+165=561337-14-306=1761×8=488239+190×2=619403+(399-191)=611758-(421+129)=208453-15-94=34491+172=2633/4-1/4=2/4592×3=1776354×(331-328)=1062254-(301-246)=19985-17×5=0182+11+264=457200×4+833=1633227×(442-437)=11354/6-1/6=3/66/10-3/10=3/10407-234-36=137106+374-274=206267-204+435=498396×2=79246+238-144=140649-50×2=549382×(570-565)=1910283×8=2264478×6-687=218169-(19+40)=1012×2=242/5-1/5=1/5253-67-142=4428+(724-500)=25274×4+240=536977-63-774=140879-(643+34)=20276+(468-401)=143201-(443-382)=140867-(148+679)=40653×(98-91)=4571855-(49+466)=34064+142=206539-171×2=197782-27×6=620207+85=2921/5+3/5=4/5313+252×2=817237×4-253=695876+15+18=909391-67+138=462278+63-53=288892×(302-296)=5352439-(149+282)=8948-117=831469-67×7=0147×9-69=1254766+256×2=1278568-(83-30)=515676×6=4056471-181=2905/9+2/9=7/9543×5=271571+260=331465-85+667=1047449-259+121=31169×9+282=903435×4=1740446-375+242=313317-(150+147)=20982-832+511=661490×2=980269-17-222=30851-151×5=96361×7-15=2512244-(105+69)=70265-108-140=17713-292-350=71118×(297-291)=708623×9-835=4772194+296=49045×8-225=135450-164-175=111745+149×4=1341223+324=547457-(200+239)=18144×6=864212×4=848348-231=117280+792+84=1156100×9+809=1709465+(266-231)=500724-395+395=7244/8+2/8=6/8547-(877-364)=34500-11-407=82435+27-290=172325+854=1179306-129×2=48578×6=3468141×7-596=391461-(68+388)=5985+600=1585585-(220+197)=168594+477-197=874620-51=569184+152-169=167630-513-107=10918+87-240=765328-(204-57)=181318+100-286=132448-23×4=35674×5=370179-67×2=45135+639=77472-14=58777-206×2=365431-(281-275)=425499+(874-148)=1225404+73+172=649337+789+680=1806173×5=865320+98×3=614408×8=3264419-91=328345-192+110=263936-(420+250)=266188-38-31=119905-(821-741)=82557+221=278548+(805-369)=98423×6+74=212361-307+777=83187+803-263=627397-29×2=33980+(201-96)=1852/6-1/6=1/6323-171=1524/8+3/8=7/8926-85×5=50168×(392-385)=476974-956=1824×(381-376)=120566-(203+220)=14351×(472-465)=357400+(495-166)=729256-126=130302-(290-250)=262785-100-569=116423-104×2=215880-(169+520)=191812-16×5=73247+67=114228+46+127=401331-140+402=593227+188-61=354220-(785-628)=63285-165-62=58313-56×2=201945+591-334=1202920-239-554=127229×7-342=1261897-350+138=685438-181+145=402120+466=586451+33-168=316180+109=289176+321-357=140262-160+344=446981-29×9=720245×3-394=341177+802=979143-92+260=311870-(530+157)=18367+277=344324+133=457802+525-849=478148×(84-75)=1332330+96=426458+231+21=710724-354=370865-134×6=61784-(999-840)=62557×(385-376)=51329×2=5884×4=336469-(88+232)=149141×5-644=61423+(697-227)=89373×(271-262)=657378×2=756467-(454-256)=269780-(181+54)=545938-437+249=750515-229+137=423288+(147-106)=329483-191=292108×(274-265)=972306-146-13=147413×4-553=1099693+154-383=464412+153+533=1098719-(774-95)=40491-323+72=24035×(426-421)=175505+68×7=981424-50-303=71109+(328-326)=111228-(43+117)=6862+604+852=151827×(50-42)=216937-(109+361)=467735+555=1290199-188+159=170662-130×2=402973+527+318=1818459+177×3=990864×(640-637)=2592820×(640-635)=4100267+393+142=802823-661+355=517490-432+58=116808+(645-317)=1136270-28=242712×(860-855)=3560371+317×2=1005134+665-352=44766-(397-357)=26967+15+279=126125+16=41177×3=531522×8-953=322323+(116-91)=48878-125×3=50312+35=4731×5=155576×2=1152240-(269-187)=158428-48=380202-107=95828+308+269=1405314×3=942770+325+506=1601470-10=460311-20×5=211306×3+367=1285195+12+214=421545-(296+216)=33298×5-707=783990×2=1980932-510=422461+(349-97)=713919+978+46=1943573-433+713=853268+87=355851-(647+185)=19199×4-710=86103×2=206872-236+716=1352402+76=478289-22×8=113521-39×4=365939-(80+256)=603267-20-182=65626+244=870681-80×7=121721-76+93=738300+102×2=504927×6=556286×6+390=906494-166=328167×5+455=129018+(109-59)=68310+(183-87)=406601-171=430969-(85+539)=345755-169-269=31791×(80-72)=728164+111=275330-(105+170)=55488-473=15216+124×5=836670×8-670=4690787+976-927=836372-139=233453+985-149=1289157×(352-347)=785343-(390-289)=242153-104+140=189435-(305+83)=47409+(436-401)=444168+806=974830×(982-975)=5810668-(506-343)=50519×(179-176)=57731+884+515=2130290-208=82107×5+173=708334-(646-449)=13799-80=1951×4-170=34269-254+22=37270+884=1154499-(341+63)=9544×6-89=175314+216+850=1380953-285=668267+87+379=733363+958+198=1519352+(425-370)=407513-126×3=135487-16-111=360765×7=5355424-31×7=207213×3=639103×8+593=1417920+780-466=1234610×3-408=1422301-203=98380+(226-33)=573893-(311+64)=518135×9-604=61151+95×6=621419-48-227=144455×5=2275388-124×3=16485-(237+25)=223426-(238-229)=417966+(866-129)=1703255-29-121=105370-215-116=39386-329=57133+399+826=135890-(212-145)=23823+(263-181)=905418-(11+324)=8347×(481-472)=423778-(14+163)=601451-214+859=1096146×4=58483×2-134=32341-28×9=89519-245=274547+922=1469403×2=806148×2+846=1142380+(432-423)=38957×(319-314)=285784+94+968=1846707-127+893=1473406-93-288=25551-70+440=921222×3=666760-394-192=174566+790=1356470+(176-141)=50597+181=278413-159×2=9580×(480-472)=640833-742=91111-(204-93)=0488-68×2=35242×7=29466+56×5=34688×5=44072+620+896=1588218×4+522=13942/7-1/7=1/7199×2+87=485736-230+810=1316445-74+28=399859-(968-548)=43933×5=165898-491=407454+36×9=778715+198-96=817477-446+665=69667+230=297241+32×3=337382-(478-196)=100798-(193+208)=397398+133×6=1196128-91+116=153454-274+17=197264×2+743=1271760×2-945=575595+(812-121)=1286837-41-416=38069+431-119=381788+(779-715)=852533+(639-75)=1097966-(903-811)=87460+(206-195)=71817+(289-176)=930647-134=513237×(19-16)=711357+(341-68)=630625+(613-134)=1104295+161+177=633552+26+381=959771-338+759=1192219-59×2=101956×(83-79)=3824128×(127-121)=768159+86+208=45326×(193-187)=1567/10+3/10=1110×3-128=202326×(220-217)=97888×2-144=32348-(11+337)=0465-116-38=311159×5=795478-(70+378)=3030×(376-370)=180220×2+54=494731+657=1388370×(714-711)=1110397-10×7=327463+359-354=468341+52-271=122594-246=348281×3+251=109484+227=311216-15=20189+286-105=270304+75-197=182185+(427-97)=515647-38=60985+136-58=163650+(997-644)=1003425-12-333=8014×3+117=159600-(808-497)=289985×(177-172)=4925472-232-213=27481+38×4=633868+709-124=1453319-(203+95)=21280-(158-77)=199211-27×2=157109×6-606=4877+236+168=481305+167+446=918483-(81+186)=216907-625=28235×5-131=4479+363-346=96489-22-321=146179+220-321=78811+(483-103)=1191586-550+802=838928-(351-160)=737240-72×3=24372-74-217=81385-114=271360+107-257=210445-354=91878×6-655=461351+117+214=382475-209+107=373292-146-82=644/9-3/9=1/9886-(669-111)=328482×2-480=484435+247×3=1176820-(390+185)=245821-(572-236)=485761-231=530154×(542-535)=107856+68=124704+572-649=627345+319+311=975739×(762-754)=5912560+(912-793)=679181+154-190=145873+871+408=2152164×5-280=540115+(334-125)=324395-280+326=441440-51×2=338536-(367-356)=525141×8-134=994616×9-782=4762421-110×3=91289+(420-23)=686822-(863-861)=8202/3-1/3=1/31/3+2/3=1460-174=28683×(37-28)=747592×(267-259)=473692×7-519=1253/6-2/6=1/6577×7-214=3825408-(292+16)=100733-(164+452)=117383-(435-365)=313946+75+271=1292280-(434-422)=268348+199×2=746119+216+120=455261×2+451=973647+92+142=881930-102×7=216356+84=440490+(465-364)=591621-(992-843)=472680+24-242=462427×7=2989172+13×9=289245+(255-45)=455904-903+881=882323+35-80=278650×(545-538)=4550636+479-848=267587-(190+122)=275338-137=201413-74-240=99702-373-208=121319-271+10=58562-(115+421)=26348-95-95=158220-119=101911+607=1518637+18×6=74585×(371-367)=34051×7-93=264302+(943-769)=476313×3=939352-27×6=190720×3-344=1816236+256-355=137337+654-281=710329+637=966430+353=783388-364+327=351338-117=221453-217-210=26763×(914-908)=457860×9=5401/7+3/7=4/7497+(962-49)=1410405×8=3240329-282+453=500556+517=1073467-256=211632×4-975=1553282×7-168=1806697+695-102=12905/7-1/7=4/7443-390+333=386421-(384-79)=116423×(991-984)=2961841×(830-822)=6728795-386+312=721244-(42+113)=89447-70×5=97901×(931-923)=7208837-(416+257)=164343-180+244=407778-(562+110)=106407×6=2442197+28×9=449349×4-823=573152-22=1301/9+8/9=1145+441+289=875233-(42+141)=50728-262+969=1435155×4-352=268456-(41+352)=63644-101×6=38453×8=36242/7+4/7=6/7832-160-269=403390+16×2=422196+545+133=874388-(230-207)=365465-291-129=45137+133+167=43784×(220-216)=336252+(496-420)=328119×5+98=693354+123-445=32631-614=17524-(106+413)=5234-120-16=98982+976+470=242892+376-255=213939×2=1878274-(158+45)=7110+33=43338+186+110=634101+80×9=821920-(527-349)=74213+467-192=28898×(76-70)=588990-694-101=195284×3=852237+106=343144×2+239=527486-43-228=215354×2-277=431924×2=184825+417-268=174908-(510-71)=469337-(73-42)=306521×7-926=2721117×8-419=517130×5+345