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83×2+281=373-35-235=324-147=101×2=352×5-843=403-(332-40)=756-557=82+310=308+395+839=66+(795-615)=614-239-145=160+56×5=411+87=648-425+754=327+577+570=72+158=793+659-58=293-68-80=275-143+95=949+543=778-(489-217)=160+(330-287)=445×4-468=486-135×2=327-173=256×6-706=335+579-364=318-(314-48)=37×3=615-153-19=21+(279-259)=331×(559-554)=419+(374-162)=922-287-68=113+(167-50)=345-(163+124)=213+232-437=385-135+57=798-135×5=13×9=109×9-116=445-308=383×(608-600)=847-730-73=103×3=302-(500-412)=498-42×8=567×(298-294)=173-11+34=342×8=413-127=55×(32-27)=593-(495+90)=196+278=673+776-536=4/8-1/8=351+43-122=928×(433-427)=204-55×2=434+(961-61)=988+54×6=231-110×2=198+181-260=35+(353-219)=367+35-212=459-30×4=386×2-374=695×3=397-(253-223)=743×(868-859)=1/5+3/5=419-67-272=6/9-2/9=587+(846-480)=962-(815-110)=463×(73-67)=16×7+427=991-389=248+92×9=324+139×2=482-(124+345)=403-133-128=368-34×9=383+(101-87)=90+42×8=779-(951-466)=961-437×2=572×8=522-(154-102)=130×2=405-36-139=391-166+264=797-(794-436)=363-189+172=64×(392-387)=255-(264-251)=1/7+2/7=452+(169-14)=618-37=261-56-100=682×5=848+290×3=212-(190+22)=240-91-54=443-(111+277)=431-425+201=3/10+4/10=392-14-176=547×9=56+(721-296)=304×(115-112)=635+365+282=995-325×2=611-189-352=248×9=867-543+898=768-(833-100)=719-295-109=274-(493-257)=484-354=292+(272-136)=253-113×2=825-728+305=684-14-423=696-394=142+40×3=556×3-216=801×9=83+(384-177)=239×3+307=783+423-990=283+(76-65)=99×6-155=262+(725-505)=694-(80+158)=437-10-217=825-(106+364)=65+153=799-465+671=386×3-260=216-169-24=265+(161-128)=263×3-712=422-(956-900)=994-(450+191)=268+191-287=319-36=13×(432-425)=250×4-805=484-402=287-(163+98)=455-216-70=373-(315-204)=335-(20+102)=430-263-63=606+47×6=283-124=343-(209+76)=741-36×4=308+(160-123)=110×2=805+(933-921)=843-204×2=757-726+595=150×4-464=976-(493+100)=392-(228+108)=389+(342-181)=919+920+384=182+165+322=476+144=11×7+902=319+48-163=827×8=369-(173+101)=194-138+212=71×(278-271)=193+715-468=241-(416-375)=480+124×4=476-242-127=93+592+228=54×9+298=72+408-282=425+554-373=218+(483-174)=108+260+396=885×(661-652)=774-409-171=103×(274-265)=411×(813-805)=714+440+798=749+970+807=498-102=113+297-68=470-124-44=402-(708-475)=958-(389+347)=711+(436-254)=660+573=198×4+35=313×2-568=690×3=359+(461-431)=778-410=509-(166-91)=189+151=773-(603+23)=133×3=85×7+402=215×(87-83)=846+984-187=79+208=254+(463-260)=6/10-2/10=261-12×6=594×3=847+648-958=666-640=548-44×9=111×(405-396)=171+(305-299)=477×(370-362)=58×4+342=48+718+69=394-(198+174)=3/8+2/8=319×9-403=571+(262-147)=736×9=297-101=24×(380-377)=92+192=963-424-107=448-356=482×(571-564)=896-(153+694)=233×3-353=965-(12+62)=897×9-85=55×5+243=503+168=176+111-252=8/10-1/10=269-118+365=996-(780-182)=31×4-82=966-147×5=361+104=47×(388-384)=786-422+968=993-300+242=222-108×2=399×2+66=124+125×5=448-271+94=72×(218-212)=864-808+676=147+292=525+426=810-311=109×5+992=343+111×3=671+439+545=643+212+583=459+946=856-(837-243)=193-111=416-316+418=496-(97+387)=175×(740-736)=841+248=564+19+380=76×(231-227)=883×(310-304)=103-43=983-256-44=91+399=473-61-406=915-(127+364)=369×4-970=151+72×2=411+(290-36)=182×(331-328)=832-309+566=468×2-246=425-(27+163)=126+142-191=166×2+209=221×2-272=433-49×7=116+207=262-57×4=284-(155-31)=346+(407-24)=21+968-466=66×2=116+91+156=351×2-240=192×7=37×4=375-88×3=986-(84+584)=271+514=50×5+290=431-139=755+363=420+114×5=384×2-47=563-340-119=518-172-214=39×3+393=155+219-31=402-151=91×8-89=898×(502-499)=274×3-373=69+109=332-(84+137)=313×3=844-640+280=136×4-358=476-(48+321)=181×(358-353)=230+136=2/7+4/7=244+254=31+316-341=494-19×8=421-387=596×5=66×(137-128)=159+302-242=118+12-128=200-20×4=456-152-290=766+136-172=462×7=642×6-508=186+129-79=427-(416-281)=196×4-551=88×2=123+910+294=835-191-452=546+492+450=35+123=906+705+199=883-(668+197)=326×2+915=570-110=715+428+68=386×7-424=230+169=171+154-146=327-(310-234)=759-492=891-582-213=3/7-1/7=489+416+722=929-(797-287)=426-220-76=108×7-217=2/4-1/4=496+(418-285)=143×6+88=361-145=163×5=442-261+54=471-101×4=119+(885-44)=206+113×7=111+75×2=4/7-2/7=384+282=77+336=844-(930-900)=334-33×6=771-122×6=796×3=94+98+114=269+181-332=32×5=483×2+114=454-289+322=169+88=288+110×2=357-16-45=298+(398-39)=377+482=634-80×7=682-635-20=272+(425-191)=425-(793-665)=117×(426-423)=640-307=693×3-758=675×9-534=389×3=336+635-397=576-569+554=358-122-42=975×(833-829)=940-238×2=178-30×4=839-(215+445)=230×3-511=426-23×8=29×(473-467)=12×(376-368)=325×2=332-(123+78)=697×6=905-487-384=998-264×2=58×(901-896)=269-(377-287)=177+93×4=110+143×3=463-149-218=289×(67-64)=720-(138+55)=294+(291-236)=218-25-63=942-279-60=257+910+36=518×6-303=385×2-637=407+68-426=3/7+2/7=89×2+317=198+224=216-(51+66)=976-126-408=412-(103+57)=100×3-15=610×5-356=487-349=230+60=81+408-222=74+232=348+(765-752)=188+16+244=171×5-35=675+755-550=782×9=820+(402-201)=347-126-183=359+82×5=90×5=466+(337-203)=798-(817-810)=712-(921-339)=138×3-291=967-(679+67)=508-300=254-(270-46)=629-(111+347)=879+245-672=816-(743-299)=284×3=798-81×9=476+141-156=369-183=596-64-459=484-(445-407)=920-(761+61)=792×4=310+867-712=723×9-800=136×8-556=87×8+103=310×2-219=366+281+202=496-286=436+(181-141)=443-132=3/5-1/5=133×4-169=691-18×6=893-(694+166)=388×7=387+(386-228)=926-(895-665)=654×6=901+212-715=53×4=167+296=489+179=116+997+247=482+257=297×3=353-15-58=93+12×6=754-(97+361)=1/7+5/7=523-17×8=267+157-19=239+258-141=862-340=130×5=278×9-188=420-116×2=48+149×6=27+38=81×5=431-273-91=197+205=368-141=295+425-69=28+287+358=181+260=688-140+686=98×2=347-89=261+121=806×5=430-(280+102)=899-242=274-25×6=494+(493-232)=494×3-868=634×(826-820)=464×2+303=416-64×2=452-40×8=54×8+349=4/6-1/6=241×3-678=223+520=17×5=549-77×6=4/7+2/7=179-124+165=183-19×7=444-419+130=73×8=260-38×4=165×6=378-329+11=197-(316-147)=283-(30+127)=361-42-298=97-16+14=469-78-105=651-31-216=111+(39-20)=443×6-356=364×(557-552)=228-19+95=231+99×5=359+825=117+940-157=76-15=360-200=427×7-400=41+146=951-485-358=383-206-160=328+198×3=82-(351-280)=337-(492-437)=759×(290-282)=467-36=199×5=79+159+307=826+109-413=355-199-63=441-144+134=861-609=714-(365-240)=653+278-43=672+113+94=416×9=565+(397-160)=186-35×5=748+722+701=215+787=46×(318-313)=134×(54-51)=903-(249+96)=787-(912-425)=125+166+43=433-204=222+572-745=839-613=41×(492-489)=372-68=768+(931-816)=126-(380-336)=221+38×3=52×(139-133)=853+351+350=741-(208+456)=26+411-350=167+39+422=729-289+292=841-256=85+300+584=837-146×4=626+22+68=689-138×4=90×(478-473)=534+700-194=476-256-123=3/7-2/7=458-(665-271)=110+73-34=285+844-454=668+(855-610)=169+194-217=253×2=114+(694-416)=104-(241-221)=493-(181+191)=167+323+215=953-(746-233)=213×(291-287)=169+(436-323)=297+381=542-247=498-434=422+(443-148)=549-385+566=26×(900-895)=405-(18+220)=690-506-120=126×(216-211)=421-92-75=416+715+902=203+480+316=679-(886-725)=141-(495-362)=442×7-142=880-242-248=51+152+519=809-265-442=790-608+435=470×9=394×(818-809)=766-(626+86)=995+324-530=65×(173-167)=451-(394-392)=382-356+221=38+274+134=96+104-138=699×(662-656)=52×4=341×2+255=390-(41+292)=21×6=282-56+210=498-(13+337)=965-122×5=216+147=462-(284-214)=356-29×4=57+675+265=1/4+2/4=139+369+154=908-225-260=756-681+647=383+(992-580)=500-(130+244)=267-112+163=195-79-54=287-(236-67)=39×(138-135)=146×4+358=591+236-726=158×5=973+(462-385)=452+694+146=369+102=222-27=295-189+296=876×(810-804)=109+19+208=11×(248-244)=155-127=27+221+153=102×7-287=17+238×4=132-53-68=286×9=991+(992-689)=483+(502-340)=23+394+216=61×2+83=103+(142-124)=274+338=220+(939-842)=360-116+966=439-22×8=238-44×2=369-218+125=255+294=749×(384-378)=637-174=312×3-315=21×7-31=633-124×5=182×3-62=815×(287-278)=2/6+3/6=29+197-14=397-82=758-(108+510)=119+440-385=523+915-31=4/8+2/8=552+73+203=601×(147-139)=447-437+200=279-84=485-82=811-662=206×6-711=436-57+761=764+(870-520)=210-202+12=498-116×4=42+(687-662)=587×4-776=685+491-770=331-24-277=805×(375-367)=111×3=278+82+179=802-(986-733)=106×(148-142)=256-(47+189)=261×8-319=331-(398-132)=261-200+264=285+42-173=768+866+594=639+262+350=989-(373-35)=174-33×2=103×(85-81)=358+120=320-83×2=195+293=920-362+318=647-209×2=511+246=348-(222-43)=172-114+343=277-(759-693)=3/4-1/4=107+24+292=191+835+207=376×2-291=303-45=134×2+32=371-(371-260)=287-111+72=250+248=791-(776-425)=420-(337-48)=912-802=41+919+32=280+486=42×8+354=552-73×5=483×2-252=217+105=31+(408-100)=445+(972-867)=682+(910-325)=820+963+302=907×8=75+(718-691)=431-90+102=310-306+82=389+47+383=331-204+55=376-179×2=498-(208+239)=210+17+715=756×6-881=228-197+133=444+(415-316)=472-134×3=133×(140-131)=360+(393-372)=770-530+372=968-526+235=163+314=236+67-233=431-(375+18)=199+656+121=244-71×2=359-16×5=154+115=101×7+249=441-147+191=30+451-173=651+328×3=51×6+109=948-362×2=214×3=705×4-415=247×4=25+460+425=977-430+463=519+928-308=245-133=878-41×9=389-(368-78)=865-(553+91)=379+388+152=299+(450-169)=997+38×9=144-79=139+533=926-(356+70)=614-27×4=324-(124+127)=270-(201-196)=455-168+917=484-(163+254)=864-(40+815)=444×2=820+166-323=131+582=41×2+73=430×8-714=430-100+14=172-74-15=703-105=439-384+139=623+256+55=361+77×8=467-(57-39)=134-56+66=336-11-112=124+406+199=361+135×3=770-(690+58)=669+227×3=520-(475-35)=348-26×5=928-(224+183)=307-(369-88)=540×(51-43)=183+88-214=665×3-70=5/8-3/8=631-262=461-(355+91)=558-259=356-(31+40)=66×5+304=479-187+559=388+61+97=455-(208+240)=1/7+3/7=56+165=283×(891-887)=531-(900-433)=45×8=参考答案83×2+281=447373-35-235=103324-147=177101×2=202352×5-843=917403-(332-40)=111756-557=19982+310=392308+395+839=154266+(795-615)=246614-239-145=230160+56×5=440411+87=498648-425+754=977327+577+570=147472+158=230793+659-58=1394293-68-80=145275-143+95=227949+543=1492778-(489-217)=506160+(330-287)=203445×4-468=1312486-135×2=216327-173=154256×6-706=830335+579-364=550318-(314-48)=5237×3=111615-153-19=44321+(279-259)=41331×(559-554)=1655419+(374-162)=631922-287-68=567113+(167-50)=230345-(163+124)=58213+232-437=8385-135+57=307798-135×5=12313×9=117109×9-116=865445-308=137383×(608-600)=3064847-730-73=44103×3=309302-(500-412)=214498-42×8=162567×(298-294)=2268173-11+34=196342×8=2736413-127=28655×(32-27)=275593-(495+90)=8196+278=474673+776-536=9134/8-1/8=3/8351+43-122=272928×(433-427)=5568204-55×2=94434+(961-61)=1334988+54×6=1312231-110×2=11198+181-260=11935+(353-219)=169367+35-212=190459-30×4=339386×2-374=398695×3=2085397-(253-223)=367743×(868-859)=66871/5+3/5=4/5419-67-272=806/9-2/9=4/9587+(846-480)=953962-(815-110)=257463×(73-67)=277816×7+427=539991-389=602248+92×9=1076324+139×2=602482-(124+345)=13403-133-128=142368-34×9=62383+(101-87)=39790+42×8=426779-(951-466)=294961-437×2=87572×8=4576522-(154-102)=470130×2=260405-36-139=230391-166+264=489797-(794-436)=439363-189+172=34664×(392-387)=320255-(264-251)=2421/7+2/7=3/7452+(169-14)=607618-37=581261-56-100=105682×5=3410848+290×3=1718212-(190+22)=0240-91-54=95443-(111+277)=55431-425+201=2073/10+4/10=7/10392-14-176=202547×9=492356+(721-296)=481304×(115-112)=912635+365+282=1282995-325×2=345611-189-352=70248×9=2232867-543+898=1222768-(833-100)=35719-295-109=315274-(493-257)=38484-354=130292+(272-136)=428253-113×2=27825-728+305=402684-14-423=247696-394=302142+40×3=262556×3-216=1452801×9=720983+(384-177)=290239×3+307=1024783+423-990=216283+(76-65)=29499×6-155=439262+(725-505)=482694-(80+158)=456437-10-217=210825-(106+364)=35565+153=218799-465+671=1005386×3-260=898216-169-24=23265+(161-128)=298263×3-712=77422-(956-900)=366994-(450+191)=353268+191-287=172319-36=28313×(432-425)=91250×4-805=195484-402=82287-(163+98)=26455-216-70=169373-(315-204)=262335-(20+102)=213430-263-63=104606+47×6=888283-124=159343-(209+76)=58741-36×4=597308+(160-123)=345110×2=220805+(933-921)=817843-204×2=435757-726+595=626150×4-464=136976-(493+100)=383392-(228+108)=56389+(342-181)=550919+920+384=2223182+165+322=669476+144=62011×7+902=979319+48-163=204827×8=6616369-(173+101)=95194-138+212=26871×(278-271)=497193+715-468=440241-(416-375)=200480+124×4=976476-242-127=10793+592+228=91354×9+298=78472+408-282=198425+554-373=606218+(483-174)=527108+260+396=764885×(661-652)=7965774-409-171=194103×(274-265)=927411×(813-805)=3288714+440+798=1952749+970+807=2526498-102=396113+297-68=342470-124-44=302402-(708-475)=169958-(389+347)=222711+(436-254)=893660+573=1233198×4+35=827313×2-568=58690×3=2070359+(461-431)=389778-410=368509-(166-91)=434189+151=340773-(603+23)=147133×3=39985×7+402=997215×(87-83)=860846+984-187=164379+208=287254+(463-260)=4576/10-2/10=4/10261-12×6=189594×3=1782847+648-958=537666-640=26548-44×9=152111×(405-396)=999171+(305-299)=177477×(370-362)=381658×4+342=57448+718+69=835394-(198+174)=223/8+2/8=5/8319×9-403=2468571+(262-147)=686736×9=6624297-101=19624×(380-377)=7292+192=284963-424-107=432448-356=92482×(571-564)=3374896-(153+694)=49233×3-353=346965-(12+62)=891897×9-85=798855×5+243=518503+168=671176+111-252=358/10-1/10=7/10269-118+365=516996-(780-182)=39831×4-82=42966-147×5=231361+104=46547×(388-384)=188786-422+968=1332993-300+242=935222-108×2=6399×2+66=864124+125×5=749448-271+94=27172×(218-212)=432864-808+676=732147+292=439525+426=951810-311=499109×5+992=1537343+111×3=676671+439+545=1655643+212+583=1438459+946=1405856-(837-243)=262193-111=82416-316+418=518496-(97+387)=12175×(740-736)=700841+248=1089564+19+380=96376×(231-227)=304883×(310-304)=5298103-43=60983-256-44=68391+399=490473-61-406=6915-(127+364)=424369×4-970=506151+72×2=295411+(290-36)=665182×(331-328)=546832-309+566=1089468×2-246=690425-(27+163)=235126+142-191=77166×2+209=541221×2-272=170433-49×7=90116+207=323262-57×4=34284-(155-31)=160346+(407-24)=72921+968-466=52366×2=132116+91+156=363351×2-240=462192×7=134437×4=148375-88×3=111986-(84+584)=318271+514=78550×5+290=540431-139=292755+363=1118420+114×5=990384×2-47=721563-340-119=104518-172-214=13239×3+393=510155+219-31=343402-151=25191×8-89=639898×(502-499)=2694274×3-373=44969+109=178332-(84+137)=111313×3=939844-640+280=484136×4-358=186476-(48+321)=107181×(358-353)=905230+136=3662/7+4/7=6/7244+254=49831+316-341=6494-19×8=342421-387=34596×5=298066×(137-128)=594159+302-242=219118+12-128=2200-20×4=120456-152-290=14766+136-172=730462×7=3234642×6-508=3344186+129-79=236427-(416-281)=292196×4-551=23388×2=176123+910+294=1327835-191-452=192546+492+450=148835+123=158906+705+199=1810883-(668+197)=18326×2+915=1567570-110=460715+428+68=1211386×7-424=2278230+169=399171+154-146=179327-(310-234)=251759-492=267891-582-213=963/7-1/7=2/7489+416+722=1627929-(797-287)=419426-220-76=130108×7-217=5392/4-1/4=1/4496+(418-285)=629143×6+88=946361-145=216163×5=815442-261+54=235471-101×4=67119+(885-44)=960206+113×7=997111+75×2=2614/7-2/7=2/7384+282=66677+336=413844-(930-900)=814334-33×6=136771-122×6=39796×3=238894+98+114=306269+181-332=11832×5=160483×2+114=1080454-289+322=487169+88=257288+110×2=508357-16-45=296298+(398-39)=657377+482=859634-80×7=74682-635-20=27272+(425-191)=506425-(793-665)=297117×(426-423)=351640-307=333693×3-758=1321675×9-534=5541389×3=1167336+635-397=574576-569+554=561358-122-42=194975×(833-829)=3900940-238×2=464178-30×4=58839-(215+445)=179230×3-511=179426-23×8=24229×(473-467)=17412×(376-368)=96325×2=650332-(123+78)=131697×6=4182905-487-384=34998-264×2=47058×(901-896)=290269-(377-287)=179177+93×4=549110+143×3=539463-149-218=96289×(67-64)=867720-(138+55)=527294+(291-236)=349218-25-63=130942-279-60=603257+910+36=1203518×6-303=2805385×2-637=133407+68-426=493/7+2/7=5/789×2+317=495198+224=422216-(51+66)=99976-126-408=442412-(103+57)=252100×3-15=285610×5-356=2694487-349=138230+60=29081+408-222=26774+232=306348+(765-752)=361188+16+244=448171×5-35=820675+755-550=880782×9=7038820+(402-201)=1021347-126-183=38359+82×5=76990×5=450466+(337-203)=600798-(817-810)=791712-(921-339)=130138×3-291=123967-(679+67)=221508-300=208254-(270-46)=30629-(111+347)=171879+245-672=452816-(743-299)=372284×3=852798-81×9=69476+141-156=461369-183=186596-64-459=73484-(445-407)=446920-(761+61)=98792×4=3168310+867-712=465723×9-800=5707136×8-556=53287×8+103=799310×2-219=401366+281+202=849496-286=210436+(181-141)=476443-132=3113/5-1/5=2/5133×4-169=363691-18×6=583893-(694+166)=33388×7=2716387+(386-228)=545926-(895-665)=696654×6=3924901+212-715=39853×4=212167+296=463489+179=668116+997+247=1360482+257=739297×3=891353-15-58=28093+12×6=165754-(97+361)=2961/7+5/7=6/7523-17×8=387267+157-19=405239+258-141=356862-340=522130×5=650278×9-188=2314420-116×2=18848+149×6=94227+38=6581×5=405431-273-91=67197+205=402368-141=227295+425-69=65128+287+358=673181+260=441688-140+686=123498×2=196347-89=258261+121=382806×5=4030430-(280+102)=48899-242=657274-25×6=124494+(493-232)=755494×3-868=614634×(826-820)=3804464×2+303=1231416-64×2=288452-40×8=13254×8+349=7814/6-1/6=3/6241×3-678=45223+520=74317×5=85549-77×6=874/7+2/7=6/7179-124+165=220183-19×7=50444-419+130=15573×8=584260-38×4=108165×6=990378-329+11=60197-(316-147)=28283-(30+127)=126361-42-298=2197-16+14=95469-78-105=286651-31-216=404111+(39-20)=130443×6-356=2302364×(557-552)=1820228-19+95=304231+99×5=726359+825=1184117+940-157=90076-15=61360-200=160427×7-400=258941+146=187951-485-358=108383-206-160=17328+198×3=92282-(351-280)=11337-(492-437)=282759×(290-282)=6072467-36=431199×5=99579+159+307=545826+109-413=522355-199-63=93441-144+134=431861-609=252714-(365-240)=589653+278-43=888672+113+94=879416×9=3744565+(397-160)=802186-35×5=11748+722+701=2171215+787=100246×(318-313)=230134×(54-51)=402903-(249+96)=558787-(912-425)=300125+166+43=334433-204=229222+572-745=49839-613=22641×(492-489)=123372-68=304768+(931-816)=883126-(380-336)=82221+38×3=33552×(139-133)=312853+351+350=1554741-(208+456)=7726+411-350=87167+39+422=628729-289+292=732841-256=58585+300+584=969837-146×4=253626+22+68=716689-138×4=13790×(478-473)=450534+700-194=1040476-256-123=973/7-2/7=1/7458-(665-271)=64110+73-34=149285+844-454=675668+(855-610)=913169+194-217=146253×2=506114+(694-416)=392104-(241-221)=84493-(181+191)=121167+323+215=705953-(746-233)=440213×(291-287)=852169+(436-323)=282297+381=678542-247=295498-434=64422+(443-148)=717549-385+566=73026×(900-895)=130405-(18+220)=167690-506-120=64126×(216-211)=630421-92-75=254416+715+902=2033203+480+316=999679-(886-725)=518141-(495-362)=8442×7-142=2952880-242-248=39051+152+519=722809-265-442=102790-608+435=617470×9=4230394×(818-809)=3546766-(626+86)=54995+324-530=78965×(173-167)=390451-(394-392)=449382-356+221=24738+274+134=44696+104-138=62699×(662-656)=419452×4=208341×2+255=937390-(41+292)=5721×6=126282-56+210=436498-(13+337)=148965-122×5=355216+147=363462-(284-214)=392356-29×4=24057+675+265=9971/4+2/4=3/4139+369+154=662908-225-260=423756-681+647=722383+(992-580)=795500-(130+244)=126267-112+163=318195-79-54=62287-(236-67)=11839×(138-135)=117146×4+358=942591+236-726=101158×5=790973+(462-385)=1050452+694+146=1292369+102=471222-27=195295-189+296=402876×(810-804)=5256109+19+208=33611×(248-244)=44155-127=2827+221+153=401102×7-287=42717+238×4=969132-53-68=11286×9=2574991+(992-689)=1294483+(502-340)=64523+394+216=63361×2+83=205103+(142-124)=121274+338=612220+(939-842)=317360-116+966=1210439-22×8=263238-44×2=150369-218+125=276255+294=549749×(384-378)=4494637-174=463312×3-315=62121×7-31=116633-124×5=13182×3-62=484815×(287-278)=73352/6+3/6=5/629+197-14=212397-82=315758-(108+510)=140119+440-385=174523+915-31=14074/8+