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143+524+716=227-214+481=205-103=493×2-778=336+(981-221)=19×3=311-56×5=26+238×3=109-(41-27)=349-155×2=295-96×3=344-(778-561)=192+741=472-(250+107)=927+885-108=681+904-173=659+498+265=861-(98+158)=152×3+367=191+(318-227)=86×9-420=977-(794-479)=594×3-266=977-(308+653)=545+586=398-106×3=192-(167-34)=132-21×2=194+252=200+363+95=15×(293-287)=665-539+732=484-38×2=433+263=24+412-57=416-(422-269)=471-452+256=827-(323+186)=3/7-1/7=969-(279+232)=797-(178+392)=458-75-33=896-226-643=429+(398-62)=196×(249-246)=334-27=74×2=45×2+468=359-117+233=184+497+211=198×2+77=693×8-773=347+(368-198)=114-(523-483)=498×6=476+500+795=804-742+24=509×6-705=297-22=882-82=834-(756-354)=1/5+3/5=122×(360-357)=799-(258+26)=213×3-129=163+186=833-571=486-(108+114)=83-24=973×2=668-294×2=120×5=886-(608-325)=204-93=508×2-477=307+523=775-47×2=792×(779-775)=263-11=756-116-481=603+513+953=139+357-51=281+152=949-154×3=222+(386-296)=75×5+24=364-(179-135)=346+89×8=34+630-288=317-(31+76)=987-(560-290)=5/8-1/8=206×(381-377)=270+137=298+44×9=414-389+47=594×(553-549)=670-38=3/5+2/5=164+56=16+208-166=872-753+744=278-34=75+308-194=198×4-568=40+97-83=485×8=136+(403-127)=488-391+70=178-161+139=838+574-797=307×8-628=237+186-375=182-15-66=315-102=371-93=966+(637-609)=999-981+844=41×7+211=91×2+79=326-(227-24)=385-(234+80)=268×2=537+253+159=30+(729-17)=376+46-94=212×(411-407)=316+964-789=882-(452+358)=635-(107+194)=294+706=463-(958-805)=120-(294-201)=839-(391-180)=466+(221-94)=840-123-470=43×(82-75)=339-112+486=625-242=171+470+170=461+58×7=135+309=258-126+322=855-314×2=267-(194+55)=434+396-169=581+(617-482)=985-437×2=247×(123-120)=122×8=203+(97-31)=406+35-342=495-(176+183)=199+51×3=551×9-787=145×(837-829)=248×3-295=375-164+120=169-97+339=852×4-829=563-(40+327)=41×(196-192)=254×3-32=263-32×5=729×6=157×2+749=365-(279-69)=824+(191-14)=432+(442-374)=239+(187-171)=3/8+4/8=475-375-81=481-334+201=125+303=962-85-219=373+106×5=985-858-93=974-314+623=634-440-28=164-67+26=380-185+24=187+329-332=323+(477-224)=653×6-566=198×(113-109)=670+(583-271)=78-(354-334)=148×(236-230)=455-226+55=875-56+807=453+(437-196)=184-98+150=748×6=107×2+441=185+590-747=23×8+473=605-445+370=196+405+261=88-31+987=885-102-346=422-154=130×2=363+(660-359)=954+299+741=118×5=103×2+64=97+71×8=474+232×3=246×9-618=235-173=81+246-16=174-(217-120)=988+945-654=752-467-27=666-314=67+83+556=429-(136+153)=329×9-407=452-314+36=539-(480-345)=286-246+120=269-57=15×(217-212)=130+102×5=732-14=520×(296-287)=42+373-305=259×3=54+313-314=201×3-386=886+667-605=65×6=289+195+440=719-334+532=1/6+2/6=53×(344-339)=13×3+92=80×9=231+70×3=955-531+794=575+813-453=457×9-61=363-129=41+254-233=41×9+188=80×(180-171)=347+112-235=489-(236+48)=155×6-701=27×5+242=599+451-358=412-76×3=120-68-31=839-61-529=518+466=722-662+433=758+103×9=14×2=157+60=152-41-33=97×5=386×2=796×(631-626)=662+562-50=80×9+227=474-215×2=340-(284+40)=188+279+281=963-(441-96)=35+43=973+(601-435)=906-344=943-24×9=271-(133+134)=529-(493-367)=817-475-176=229×3-145=840-(401+232)=961-215×4=740+338+437=410-73=106+623=887-418=940-138×4=442+(507-464)=688×6-46=436-22-27=880-(132+653)=591+430-975=98×8-277=309+(381-372)=874-(749-116)=370-(38+118)=888×7=51×(118-113)=297-106×2=981-119×2=327-(178-53)=381-14=3/6+2/6=413-406+190=940-(393+348)=796-669-38=413-90-46=468×7=477-(370-278)=230+680+87=697+605-507=78+415-181=942-(60+182)=376-(215+29)=885×3=620-234+67=89+274=462-87=321-36+178=886-(399+130)=412-242=803-(963-224)=166×6-625=470+(844-609)=106+487=365-19×7=151×6-502=113+382-117=793×8=379-18×2=661×7=481-61×3=378-248-41=558-191+592=380+71=104×9-936=60+(897-574)=180+409=955-384-209=508-157=254+203=38+134=324+(454-168)=366+(468-170)=925+(815-532)=445-48×6=715-295-294=877-296=277×3-528=994-640+605=412-53-49=277-(222-14)=448+88×2=175×7-831=3/6-1/6=99-33×2=62×2+205=685-457=361+107-231=472-364+87=19+(604-422)=83×3-111=207+74=455-(172+280)=448-294-92=574-135-404=297-104=785×(584-581)=456-(471-427)=243×2-40=991-(56+915)=499-234+488=282-208+198=358-98×3=495-294=439-46×6=170+40×6=573+191=87×4+27=516+960+160=706+(971-653)=103+(258-98)=391-52×3=18×7=481-68-205=154×4=482-(432-111)=984-(809-244)=486-32=2/7-1/7=1/7+4/7=807×7-31=643+166-290=304+54+592=308×4=469-(566-114)=323-131=139×7-348=2/8-1/8=206×9=449-162=86×4=512+619+233=332+142+892=718+94×2=291-22=198-86+92=438-208=488×2=262+603+183=124×2-130=362-(38+309)=500×7-675=421-69-252=536-(493-177)=90+120+165=438-(493-444)=228×(742-739)=569-(905-843)=209-52×3=33×(369-360)=250-191=354-(190+39)=641-(941-557)=71×9+695=183×(108-105)=125-(113-81)=507+673-755=314-269=50×7+625=332×(927-924)=409-(46+263)=36×5+381=435-(364+42)=477-(224-175)=768+914=479+44×7=259+184-59=106+(330-186)=29+104=970-334×2=518×7=154+268=260+140×3=5/8+3/8=79×5=115×4+401=186+(394-139)=607-67-202=21×8+213=374-(305-66)=447-73-111=148×2=768×(345-341)=203×(599-591)=437+506+417=491+119+345=4/6-2/6=447+244=435×(609-603)=275×7=2/7+3/7=890-160-511=560+222=808-(65+386)=164+(841-669)=232-80×2=314-220=298+178×5=117+396+209=130+97×2=651-105=155×(908-904)=393-279-90=672-405=896-244+519=7/10-1/10=429×2+614=533-135-246=107×5-384=360-(201+126)=283×2=876-332+843=117-16-35=5/8+2/8=483-(114+13)=903-243-408=239×(83-79)=383×4=459+(854-143)=230+(399-235)=582-(486-398)=165-89-14=513+378+47=391-182+126=549+553=701+224+43=856+(695-433)=243-(289-162)=328+438+79=11×2+464=93+99+408=457-217+56=402-(420-197)=174×(357-353)=185-16=265+290-137=40+113-148=836+85+14=484-42×6=568+311+415=774-(454+159)=987+(951-156)=637-184=346+36+117=351-(728-553)=316-35×3=57+91=381-165+985=288-68×4=24+165+31=637+682=409-310+457=357+286+51=442-137×2=222-77-54=884+(289-71)=421+144×3=352-(304-25)=370+954=162+(819-382)=596-248=921-(212+26)=914-91×9=449-22×6=366-108+135=982+524+898=204×2=513×7=124×4+449=68×7-442=389-105=260×(715-712)=500-383+159=275×9-522=194×(437-433)=123+76×6=155×(211-205)=260-43×3=322+(280-85)=12×2+238=68+131+434=499×(546-538)=782×(346-339)=189+(747-346)=547+944+821=169×(192-188)=848+735-392=450+129×4=49+158=472-63+91=398-101=737-18-584=298+75-366=728-(88+36)=522×6-175=801+748-896=332+83-105=77×4=114+60=319-12×9=29+46-26=899×3=544-233-41=391-60×2=841×5=38×9=378-80-176=316-204+231=170×8-666=83+45=197×2=568-(588-284)=25+562+198=29+13=456-354-50=39×9-136=321×(410-407)=356+(277-233)=171+313+250=134+980+291=131-(108-104)=455-113=305+185+56=474-301-26=221×2-331=161×4+267=87+33=377+61+15=482-(233-83)=823-554=2/3-1/3=337×(153-144)=898+(734-143)=264+142-273=361-(98+66)=393×(980-972)=619-267=163+53×6=312-(85-37)=624-78+910=361-(281-184)=20×(56-49)=471+42+313=513×9-96=225+578=44×5+217=282-211+23=501+714+990=75+399=153+67=669+(674-511)=2/8+5/8=261-35-226=464-22=408-121-13=431×(765-757)=326-58+180=177+96=276-(206-189)=524-166=195+(472-408)=22×(115-108)=412-68-259=967-649+618=173-(297-189)=441-(264+136)=995-610+743=579-111-238=903-803+961=412-23×6=649×(357-354)=360×2=213+204-10=130×(17-13)=865×7=407+30×9=136+86+210=78+411-336=537-122×4=329-10-234=139×7-485=185×4-276=180+85×2=1/7+3/7=649-(904-469)=476+(465-308)=139×4=37×8-105=166-29×4=602-307-161=959-54-847=297×2=337×4-541=438-77×4=70×4=301-96-75=352-287=158+22+24=899-457-268=124+102=903-73×2=281+153=798×7-621=460-118-58=103×(187-184)=278+121-157=835-378=455-(216+83)=795-265-474=78+338=402-(93+35)=126+(300-240)=1/4+2/4=229-61+305=494-(201+134)=441+(75-46)=499-(207+210)=58×(289-285)=514+601=258-(73+166)=197-(542-365)=861×9-361=832-112×5=912+(848-192)=724×8=475-(261-102)=17+150×2=101×9-22=22×3=448-152-54=52×(492-484)=415-(40+60)=322+345=167×(167-162)=400+(720-283)=190×2=915-497=470-10-357=485×(946-939)=175×6-52=2/4-1/4=422×2=438-35-143=699-(163+16)=459-81×4=89×6-425=336+70=606-(444+137)=415×2-295=511-(705-449)=812+963-624=108×5=397-274=500-50×4=143×(98-94)=483-268=383-51=60+(485-175)=800-86+486=673-(81+455)=95+133×3=68+128=949+612-350=250-152=933+597=896×(974-968)=264-24×5=516-(551-490)=43+169=32+126+613=210+335+378=341-(319-71)=616-144=836-437+975=112×7-252=317×(506-503)=426+514-422=840+525+638=315-147×2=488-445+151=278+687-430=890+728-75=5/7-1/7=137+89×8=20+(348-320)=515-114×2=767×3=249+563+28=472+(470-401)=341-41×6=406+75+213=923-(218+169)=133-13×8=35×9+678=4/8-2/8=330+518+643=93×3+751=320+84=951-35×2=3/8-2/8=828-224-587=872-24×8=44+420-346=587+80+231=452-(21+132)=306-68-138=782×9=469-93×5=340+537=74+113×3=359×2-700=711+824=328+990-31=604-273+369=134+51-113=449-149-248=529+(792-494)=121+83+554=306+(885-70)=93×(158-149)=110×2+91=372-(224+21)=456-(432-174)=925-(488-478)=453+14×7=286-199-56=112+(238-128)=313×5-915=863-(430+190)=927×4=437-366+307=330-37=845-(658+21)=76×(123-117)=359-28-64=760+539-444=209×8=79+78=77+183+982=338-(37+123)=786×4=389-254+765=251+87-327=696+115×5=320+390=952-60×2=319×3=317×7-162=206+286-287=935-(152+374)=376+(430-213)=455+335=709+256+21=852×5-634=554×(942-934)=477-(133+283)=978+803-937=247-(390-381)=357×(596-592)=450-(390-201)=185+589=313-(359-85)=690+153-448=37×(330-324)=351-(379-111)=142+147=130×(176-171)=106+(997-280)=315×3-822=414×2-89=914+246+993=707-(462+88)=963-(659+245)=396-(34+325)=297×2-342=112×(82-79)=403-67=876-82×2=184+317+251=398×6-809=985+386+96=239+95-134=693×(34-27)=775-76×3=424-19-157=10+426-408=33+(474-38)=68+226=567+573+157=494+861+861=278+(480-470)=72×7=969-301×3=425-24×4=232×4=401+(214-141)=参考答案143+524+716=1383227-214+481=494205-103=102493×2-778=208336+(981-221)=109619×3=57311-56×5=3126+238×3=740109-(41-27)=95349-155×2=39295-96×3=7344-(778-561)=127192+741=933472-(250+107)=115927+885-108=1704681+904-173=1412659+498+265=1422861-(98+158)=605152×3+367=823191+(318-227)=28286×9-420=354977-(794-479)=662594×3-266=1516977-(308+653)=16545+586=1131398-106×3=80192-(167-34)=59132-21×2=90194+252=446200+363+95=65815×(293-287)=90665-539+732=858484-38×2=408433+263=69624+412-57=379416-(422-269)=263471-452+256=275827-(323+186)=3183/7-1/7=2/7969-(279+232)=458797-(178+392)=227458-75-33=350896-226-643=27429+(398-62)=765196×(249-246)=588334-27=30774×2=14845×2+468=558359-117+233=475184+497+211=892198×2+77=473693×8-773=4771347+(368-198)=517114-(523-483)=74498×6=2988476+500+795=1771804-742+24=86509×6-705=2349297-22=275882-82=800834-(756-354)=4321/5+3/5=4/5122×(360-357)=366799-(258+26)=515213×3-129=510163+186=349833-571=262486-(108+114)=26483-24=59973×2=1946668-294×2=80120×5=600886-(608-325)=603204-93=111508×2-477=539307+523=830775-47×2=681792×(779-775)=3168263-11=252756-116-481=159603+513+953=2069139+357-51=445281+152=433949-154×3=487222+(386-296)=31275×5+24=399364-(179-135)=320346+89×8=105834+630-288=376317-(31+76)=210987-(560-290)=7175/8-1/8=4/8206×(381-377)=824270+137=407298+44×9=694414-389+47=72594×(553-549)=2376670-38=6323/5+2/5=1164+56=22016+208-166=58872-753+744=863278-34=24475+308-194=189198×4-568=22440+97-83=54485×8=3880136+(403-127)=412488-391+70=167178-161+139=156838+574-797=615307×8-628=1828237+186-375=48182-15-66=101315-102=213371-93=278966+(637-609)=994999-981+844=86241×7+211=49891×2+79=261326-(227-24)=123385-(234+80)=71268×2=536537+253+159=94930+(729-17)=742376+46-94=328212×(411-407)=848316+964-789=491882-(452+358)=72635-(107+194)=334294+706=1000463-(958-805)=310120-(294-201)=27839-(391-180)=628466+(221-94)=593840-123-470=24743×(82-75)=301339-112+486=713625-242=383171+470+170=811461+58×7=867135+309=444258-126+322=454855-314×2=227267-(194+55)=18434+396-169=661581+(617-482)=716985-437×2=111247×(123-120)=741122×8=976203+(97-31)=269406+35-342=99495-(176+183)=136199+51×3=352551×9-787=4172145×(837-829)=1160248×3-295=449375-164+120=331169-97+339=411852×4-829=2579563-(40+327)=19641×(196-192)=164254×3-32=730263-32×5=103729×6=4374157×2+749=1063365-(279-69)=155824+(191-14)=1001432+(442-374)=500239+(187-171)=2553/8+4/8=7/8475-375-81=19481-334+201=348125+303=428962-85-219=658373+106×5=903985-858-93=34974-314+623=1283634-440-28=166164-67+26=123380-185+24=219187+329-332=184323+(477-224)=576653×6-566=3352198×(113-109)=792670+(583-271)=98278-(354-334)=58148×(236-230)=888455-226+55=284875-56+807=1626453+(437-196)=694184-98+150=236748×6=4488107×2+441=655185+590-747=2823×8+473=657605-445+370=530196+405+261=86288-31+987=1044885-102-346=437422-154=268130×2=260363+(660-359)=664954+299+741=1994118×5=590103×2+64=27097+71×8=665474+232×3=1170246×9-618=1596235-173=6281+246-16=311174-(217-120)=77988+945-654=1279752-467-27=258666-314=35267+83+556=706429-(136+153)=140329×9-407=2554452-314+36=174539-(480-345)=404286-246+120=160269-57=21215×(217-212)=75130+102×5=640732-14=718520×(296-287)=468042+373-305=110259×3=77754+313-314=53201×3-386=217886+667-605=94865×6=390289+195+440=924719-334+532=9171/6+2/6=3/653×(344-339)=26513×3+92=13180×9=720231+70×3=441955-531+794=1218575+813-453=935457×9-61=4052363-129=23441+254-233=6241×9+188=55780×(180-171)=720347+112-235=224489-(236+48)=205155×6-701=22927×5+242=377599+451-358=692412-76×3=184120-68-31=21839-61-529=249518+466=984722-662+433=493758+103×9=168514×2=28157+60=217152-41-33=7897×5=485386×2=772796×(631-626)=3980662+562-50=117480×9+227=947474-215×2=44340-(284+40)=16188+279+281=748963-(441-96)=61835+43=78973+(601-435)=1139906-344=562943-24×9=727271-(133+134)=4529-(493-367)=403817-475-176=166229×3-145=542840-(401+232)=207961-215×4=101740+338+437=1515410-73=337106+623=729887-418=469940-138×4=388442+(507-464)=485688×6-46=4082436-22-27=387880-(132+653)=95591+430-975=4698×8-277=507309+(381-372)=318874-(749-116)=241370-(38+118)=214888×7=621651×(118-113)=255297-106×2=85981-119×2=743327-(178-53)=202381-14=3673/6+2/6=5/6413-406+190=197940-(393+348)=199796-669-38=89413-90-46=277468×7=3276477-(370-278)=385230+680+87=997697+605-507=79578+415-181=312942-(60+182)=700376-(215+29)=132885×3=2655620-234+67=45389+274=363462-87=375321-36+178=463886-(399+130)=357412-242=170803-(963-224)=64166×6-625=371470+(844-609)=705106+487=593365-19×7=232151×6-502=404113+382-117=378793×8=6344379-18×2=343661×7=4627481-61×3=298378-248-41=89558-191+592=959380+71=451104×9-936=060+(897-574)=383180+409=589955-384-209=362508-157=351254+203=45738+134=172324+(454-168)=610366+(468-170)=664925+(815-532)=1208445-48×6=157715-295-294=126877-296=581277×3-528=303994-640+605=959412-53-49=310277-(222-14)=69448+88×2=624175×7-831=3943/6-1/6=2/699-33×2=3362×2+205=329685-457=228361+107-231=237472-364+87=19519+(604-422)=20183×3-111=138207+74=281455-(172+280)=3448-294-92=62574-135-404=35297-104=193785×(584-581)=2355456-(471-427)=412243×2-40=446991-(56+915)=20499-234+488=753282-208+198=272358-98×3=64495-294=201439-46×6=163170+40×6=410573+191=76487×4+27=375516+960+160=1636706+(971-653)=1024103+(258-98)=263391-52×3=23518×7=126481-68-205=208154×4=616482-(432-111)=161984-(809-244)=419486-32=4542/7-1/7=1/71/7+4/7=5/7807×7-31=5618643+166-290=519304+54+592=950308×4=1232469-(566-114)=17323-131=192139×7-348=6252/8-1/8=1/8206×9=1854449-162=28786×4=344512+619+233=1364332+142+892=1366718+94×2=906291-22=269198-86+92=204438-208=230488×2=976262+603+183=1048124×2-130=118362-(38+309)=15500×7-675=2825421-69-252=100536-(493-177)=22090+120+165=375438-(493-444)=389228×(742-739)=684569-(905-843)=507209-52×3=5333×(369-360)=297250-191=59354-(190+39)=125641-(941-557)=25771×9+695=1334183×(108-105)=549125-(113-81)=93507+673-755=425314-269=4550×7+625=975332×(927-924)=996409-(46+263)=10036×5+381=561435-(364+42)=29477-(224-175)=428768+914=1682479+44×7=787259+184-59=384106+(330-186)=25029+104=133970-334×2=302518×7=3626154+268=422260+140×3=6805/8+3/8=179×5=395115×4+401=861186+(394-139)=441607-67-202=33821×8+213=381374-(305-66)=135447-73-111=263148×2=296768×(345-341)=3072203×(599-591)=1624437+506+417=1360491+119+345=9554/6-2/6=2/6447+244=691435×(609-603)=2610275×7=19252/7+3/7=5/7890-160-511=219560+222=782808-(65+386)=357164+(841-669)=336232-80×2=72314-220=94298+178×5=1188117+396+209=722130+97×2=324651-105=546155×(908-904)=620393-279-90=24672-405=267896-244+519=11717/10-1/10=6/10429×2+614=1472533-135-246=152107×5-384=151360-(201+126)=33283×2=566876-332+843=1387117-16-35=665/8+2/8=7/8483-(114+13)=356903-243-408=252239×(83-79)=956383×4=1532459+(854-143)=1170230+(399-235)=394582-(486-398)=494165-89-14=62513+378+47=938391-182+126=335549+553=1102701+224+43=968856+(695-433)=1118243-(289-162)=116328+438+79=84511×2+464=48693+99+408=600457-217+56=296402-(420-197)=179174×(357-353)=696185-16=169265+290-137=41840+113-148=5836+85+14=935484-42×6=232568+311+415=1294774-(454+159)=161987+(951-156)=1782637-184=453346+36+117=499351-(728-553)=176316-35×3=21157+91=148381-165+985=1201288-68×4=1624+165+31=220637+682=1319409-310+457=556357+286+51=694442-137×2=168222-77-54=91884+(289-71)=1102421+144×3=853352-(304-25)=73370+954=1324162+(819-382)=599596-248=348921-(212+26)=683914-91×9=95449-22×6=317366-108+135=393982+524+898=2404204×2=408513×7=3591124×4+449=94568×7-442=34389-105=284260×(715-712)=780500-383+159=276275×9-522=1953194×(437-433)=776123+76×6=579155×(211-205)=930260-43×3=131322+(280-85)=51712×2+238=26268+131+434=633499×(546-538)=3992782×(346-339)=5474189+(747-346)=590547+944+821=2312169×(192-188)=676848+735-392=1191450+129×4=96649+158=207472-63+91=500398-101=297737-18-584=135298+75-366=7728-(88+36)=604522×6-175=2957801+748-896=653332+83-105=31077×4=308114+60=174319-12×9=21129+46-26=49899×3=2697544-233-41=270391-60×2=271841×5=420538×9=342378-80-176=122316-204+231=343170×8-666=69483+45=128197×2=394568-(588-284)=26425+562+198=78529+13=42456-354-50=5239×9-136=215321×(410-407)=963356+(277-233)=400171+313+250=734134+980+291=1405131-(108-104)=127455-113=342305+185+56=546474-301-26=147221×2-331=111161×4+267=91187+33=120377+61+15=453482-(233-83)=332823-554=2692/3-1/3=1/3337×(153-144)=3033898+(734-143)=1489264+142-273=133361-(98+66)=197393×(980-972)=3144619-267=352163+53×6=481312-(85-37)=264624-78+910=1456361-(281-184)=26420×(56-49)=140471+42+313=826513×9-96=4521225+578=80344×5+217=437282-211+23=94501+714+990=220575+399=474153+67=220669+(674-511)=8322/8+5/8=7/8261-35-226=0464-22=442408-121-13=274431×(765-757)=3448326-58+180=448177+96=273276-(206-189)=259524-166=358195+(472-408)=25922×(115-108)=154412-68-259=85967-649+618=936173-(297-189)=65441-(264+136)=41995-610+743=1128579-111-238=230903-803+961=1061412-23×6=274649×(357-354)=1947360×2=720213+204-10=407130×(17-13)=520865×7=6055407+30×9=677136+86+210=43278+411-336=153537-122×4=49329-10-234=85139×7-485=488185×4-276=464180+85×2=3501/7+3/7=4/7649-(904-469)=214476+(465-308)=633139×4=55637×8-105=191166-29×4=50602-307-161=134959-54-847=58297×2=594337×4-541=807438-77×4=13070×4=280301-96-75=130352-287=65158+22+24=204899-457-268=174124+102=226903-73×2=757281+153=434798×7-621=4965460-118-58=284103×(187-184)=309278+121-157=242835-378=457455-(216+83)=156795-265-474=5678+338=416402-(93+35)=274126+(300-240)=1861/4+2/4=3/4229-61+305=473494-(201+134)=159441+(75-46)=470499-(207+210)=8258×(289-285)=232514+601=1115258-(73+166)=19197-(542-365)=20861×9-361=7388832-112×5=272912+(848-192)=1568724×8=5792475-(261-102)=31617+150×2=317101×9-22=88722×3=66448-152-54=24252×(492-484)=416415-(40+60)=315322+345=667167×(167-162)=835400+(720-283)=837190×2=380915-497=418470-10-357=103485×(946-939)=3395175×6-52=9982/4-1/4=1/4422×2=844438-35-143=260699-(163+16)=5