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774+644+926=480-12-293=822×5-91=158+248=417-285+35=740+(490-174)=830×4=27×2=470×2-271=197×4-401=212+417+109=45×7-277=64+242+111=202+552=19×3+574=426×7-380=338+67×6=321-44-141=422×2+535=438-435+54=676×2-810=972-293=485+143-52=364-284=197+289-286=228×4-770=140+(282-16)=297+611+625=144+183+163=1/7+2/7=133×(274-269)=402+67=453+(670-480)=739×(958-953)=110×9-531=103+366+465=746+146×2=566-293-31=526-345=51+301+318=481-109=711×(719-712)=259+578=382-183=135-(485-455)=582×3=184-(372-368)=311-167=442-349-35=22×(330-322)=356+78+34=29×2+155=999+561-211=21+(477-318)=689-84+303=391×2-444=654×(755-752)=410+687+425=123+209=498-240+146=577-(160+136)=797-(237+93)=818+595+186=367+283=273-28×9=365-134+157=278-(82+22)=357-116=491×2=106×(326-322)=39×2-23=196×2-242=284+390=893+518=455-223-54=303+237+165=904-117×5=873×4-720=377-220=747-(180-99)=76×3+399=489+248=447×(881-874)=140×7-943=214+61×6=510×5=192×2=369+41-223=178×5=651-338=128×6=379+194=499-33-79=838-(498+323)=38×2+277=618×2-260=412-(196+212)=759+103-660=400+305+134=600-12×3=441-(341+71)=429×2=129×5=79×9+777=659-550+854=692×(671-667)=287-(446-178)=769+(987-126)=882-138+819=62×(222-219)=400+(492-62)=197×7=790-345-123=62×4+281=144+166=338+773-70=341-46-103=147-(364-288)=493-(91+123)=608-(238+257)=487-146×2=523-268=788+830-792=871×2-319=265+344=350-(985-704)=18+414-251=728+176-139=647-(242+310)=3/6+2/6=886-129×3=293+884=141+295=363×2+218=193-(234-89)=460+(469-347)=231×2=330-91-140=448-38×9=311-37=80+(175-139)=479-77+973=464-347=231-38×3=107×5-107=379-(198+67)=109×3-171=36×5+846=269+(186-31)=119×4=129×(482-475)=606-(110+463)=422+60-319=790×(164-161)=48×9+447=246+(460-413)=367+955=436-51×7=130+(459-31)=181+(562-336)=567+625-100=770-62×6=360-(26+76)=460-90×2=428+172=235×(314-311)=865+(342-42)=256-132=24×3+867=48+141+153=791×2=933×(556-549)=953+552=190×9-765=897-(63+300)=334+210×2=261-75-177=946-769+50=495×(392-389)=281×3-834=387-65=212-78=753-668=348-158=67×(500-491)=345-(90-54)=271×3+252=257-212+389=61×(302-299)=859-(422+163)=106×4+988=343-23×5=938+(960-737)=242-39=313+(225-213)=460-(233+28)=477-283=336-63×4=109-62=398×3-139=170+(397-340)=766-586-98=160×2=337-207+50=541-93=422×2-265=180+(456-273)=143+68=340-26-120=300+118=348-125=545-35×6=358-21×3=270+143-43=320+166-189=3/5-1/5=44+15×9=97+234=378-86+197=255-35-163=557-222+220=588+345=6/10-3/10=990-284-372=847-(779+42)=133×3+258=284-(187-42)=604-(60+409)=629+94+718=480×4=394+304+54=95×8=695-(454-101)=984-460+931=637+76+914=850-61+105=287×2=638+600-129=271-(396-249)=70×(82-75)=544+127=229-20×2=34+388+848=68×5+516=416-(48+54)=74×9+33=725-(714-506)=735-(632-312)=500-26×6=11×7=375-85-30=598×3-53=313-203=930-32×6=100+303=78×2+841=222-81=785-38-225=432+(734-368)=749×7-392=68+(190-128)=506-466=414-138-159=338-(322-315)=414-(488-311)=262×(432-427)=30×6=206+89+592=693-(312+333)=972-(821-732)=436+(443-413)=357×2-591=355+127=856-39×4=77×8=229-(18+117)=564×4-509=122×(229-221)=441×5=838-(389+282)=11+489-212=138+135=626-262-21=256×(364-361)=452-78×4=295+(906-266)=275-29×3=257+66=727-569+519=984+(714-163)=541+347×2=272×8=32+342+294=669-(565+67)=388-322+340=949-230+427=494-(355-36)=485-23×7=272×(19-16)=418-183-46=499-272-132=133×6-704=995×(137-128)=237+82-277=453-249+135=487-(15+448)=296-42×4=977-(785-583)=704×7-420=43×4=882×7=232×(425-421)=804+(977-959)=618-128×2=814+(505-181)=82×4=355+(493-379)=637-327+251=348-120×2=153×6=1/5+2/5=796+561+456=459-89-69=378×2+526=422-94+456=881-(405+240)=446-134-57=4/6-2/6=622+886+206=499+(364-345)=454-424+610=118+45=28×9=371+(326-55)=92×(249-246)=110×8=368-14×6=671+601-507=642+718+280=491-(110+63)=186×(111-106)=26×(320-314)=879×2=924×(724-716)=985+879-585=622×4-857=334+88-115=162-33+85=431-(465-42)=681-60=874+499-358=840-715=539-21×6=303+25×5=343+669-73=163×2=2/8-1/8=244+27+712=1/7+5/7=954×(308-305)=689×(831-824)=962-446=95×5=165+623+310=227×4-308=771-196×2=379-241=185+59=311+679+328=104+319-83=59+405-313=228-(463-364)=968+258+319=217×(484-480)=759+(770-448)=1/5+3/5=338-(269-149)=11+469+949=52×7-264=189+363+46=708×(521-517)=776-159-368=285×2-517=279-252=323×3-597=232+(91-83)=225+309=120×5-584=164+240+301=392-17-146=825+106×6=747+(711-31)=285-93=544-272×2=789-64×7=3/6-2/6=604×5-887=455+38+158=742+105+869=462-(376-244)=262-137+42=85-(349-327)=2/3-1/3=191×3-483=251×4-964=771-(88+73)=87×2+247=479+539=529+960-568=233-61×3=285-(107+101)=453+277+442=179-(321-170)=222+541+30=941-259×2=609-517=316+659-495=584+(866-37)=153+496×2=2/4-1/4=40×5=272-166+384=211+(343-92)=769+28+155=96×5=470+219+242=884-217-460=831-757=525×6-985=910-635=701+(988-821)=472-248-74=764-87×6=241+971=276-72-94=458×(279-271)=123×5-369=472+887+986=257×3-618=498-332-38=19×(396-390)=798-(655-468)=472-139=28+(856-826)=646-(246+106)=419-66=391×9=150×3+491=492-19-388=954-241=797-(819-438)=701+422×2=805-252=218-119-39=2/10+3/10=806-(125+54)=930×9=993-(958-881)=100+(234-55)=185+326+420=375-243-18=46×(102-95)=358-172=71+247-226=394-247+304=278+578+38=331-196+210=111×8=272-46=47×5+170=997+94×9=943-(503-134)=429-232=406-(465-344)=187+136-116=85+318=984-(168+167)=58×4=474+(792-141)=946×(430-426)=111+617-374=542×(761-752)=77+612+156=676+142-514=529-(79+51)=148+231-355=136×(500-493)=347+109+240=495-260=295+100×3=56+571+594=456-26×6=158+130=466-(274+20)=57×6+398=918-(730-546)=241-(242-79)=43+132=410×2-664=485-(14+248)=135+171=365-(155-72)=164+(58-46)=86+384=531+(701-424)=486-277+45=219-33×6=432×7=354-(111+102)=88×(178-173)=257+230-274=363-118=141+75×3=378-(291+49)=266-(179+53)=84+90×2=2/9+7/9=422-331+684=503-168=14+(455-77)=4/8-2/8=220+96=849-701-144=896-62=722-70×8=597×4=23×(172-164)=109×3+260=520+315=287-(276-218)=420-397+91=25+17×8=471-22×4=56+218=766-428-298=257+138×4=5/8-1/8=277×(545-538)=797+(847-812)=474-122=55+(419-347)=81+261×3=150+62=934-(127+71)=593-(963-720)=68+(962-548)=303-(411-348)=146×3-264=217×2+318=951-786+340=467-(309-268)=375-145×2=69+162+262=150×(30-25)=259×2-221=419-(64-63)=490-65×2=831-606-215=875+843+317=986+(996-77)=221-72=207-31=100×3=726×6=221-(302-280)=197×2-393=965+211=249+295+267=680-372+513=194-192+407=180-(574-544)=252×2=317+70-357=461-296+46=457×(528-522)=205-18×8=744-(711-294)=34+(446-317)=605+43+106=479×(524-518)=123×8=452-121+457=175+60×5=845-170-241=396-(198-124)=501+145×4=117×3-294=383-52×6=610-(643-149)=1/3+2/3=569+190+130=434-362+599=263×3=103×7-467=830-(337+32)=480×7-309=710+198×3=2/7+3/7=669-(766-142)=55×6=879-(557+205)=447-(329-275)=26×8+496=704+(156-49)=287+185-21=39+157-71=270+83=185-24+332=48×9=243-121+250=107+426=296×8-776=551-(472-166)=310+93-263=251-19×3=197-(310-264)=241+865+513=3/7-2/7=468-15-179=398-257+387=192×5=376+127×4=359+247-530=899-499-131=1/8+4/8=844-48-302=64+367=491-(50+188)=940-(509-62)=153-62+293=198+140+278=228+690+749=518-146-297=401-97=430-262-141=705-225×3=453-25×5=275+167-284=202×2=910×7=70×9=218-75+60=288-204+571=305-172+26=196-(201-63)=478-(17+450)=95+390-289=289+39-328=863-471-331=97+358=629-196-217=839-336+289=2/5-1/5=141×7-16=724+929-412=243-120-45=471×(214-207)=640+(388-171)=388-(251-69)=157×(485-481)=951-(672+263)=787-(46+128)=492-27-168=430+(453-80)=297+133=395-294+347=432×9-597=457-(303+142)=449-108-279=201-59=399-94-217=354×4-80=733×6-337=688-(330+208)=438-(17+175)=728-250-224=474-360=312-299=3/5+2/5=151+150=493+234-62=954+875-262=39+262×2=460-(216+223)=747-690+616=633+211+33=673-132-396=430-(203+80)=986+813-122=436+139×4=456-(28+31)=303-218+62=165×4-80=892-(269+173)=19+100=238+149×2=420+(103-49)=697+452-222=338-151+122=301×(735-730)=268-147-22=674+41+66=296-(44+223)=939-(674-87)=945-39×5=746×8-659=935-171-18=3/7-1/7=393-218+118=702-41=650-174+10=258+260=250+193=440-372=54×3+223=354-(94+136)=343-(172+161)=179×5=762-(34+132)=895×(967-963)=31×(74-71)=612-(814-806)=717×(102-93)=427-(255-39)=471-19+367=325+(132-55)=70+148+75=445+26×3=351-41×3=463+70-208=503×7-48=611-20×8=387-36×5=85-51=198-191+428=52×(400-394)=10×3=118-15×5=46×3+449=435+37×6=656+675-618=43×(954-947)=935-116×7=276-72+263=109×4=61+205×3=746+(642-539)=661×3-254=296+216=435+30-70=96×(250-246)=695-291=289-32×6=439+(361-253)=629-49×9=103+238=602-65-215=951-(279-18)=398-54=77×(435-431)=845-430=498-(238+58)=173+(471-181)=237×8=257+74=706-637+363=369×9=431-14=241-(496-304)=798-131×3=102+(490-408)=836-588-239=13×(266-257)=420-(292-258)=349+306=138+212=677+401-250=110×4-360=547×5-696=807-378-18=972-650-250=835-167×2=34×7+923=261+(378-32)=10×(498-490)=850+(280-188)=119+65×5=765-(225+390)=50×7-15=581-(425+91)=169+128=280+116+84=774+680-499=407-235+285=897+771=26×(27-21)=751×9=244×2-461=244+138=792+239=864+(934-28)=844+38-226=891-(910-798)=374-(212+127)=93+329-303=391-65×4=366+267×2=436+44-358=146-131+330=898×(134-127)=304-89-30=391+147+341=152+79-20=376-326+78=771×8=1/4+2/4=42+239+302=539+486-493=255-116-137=383+100-426=220-51=58-14+253=34+44+84=576-10×2=62+139+411=688+990+452=745-(395-273)=386+(474-57)=327-(20+143)=660-107×6=911-170×2=211+205-416=955-56-83=611+698-126=300-164-69=886-266×2=463×4=517+977-443=152+(265-13)=68+110-91=981-57-597=31×3+375=564+148+242=468-87×4=760+(545-497)=257-18×2=94-(490-470)=338+(181-23)=118+378=593-(234-18)=484×9-340=159-(59+97)=128×(56-50)=808-95+901=898-165-617=250-(467-221)=615×(250-244)=177×3=61×(188-180)=875-443+862=341+119-55=452×2+95=163+526+54=321+408×2=參考答案774+644+926=2344480-12-293=175822×5-91=4019158+248=406417-285+35=167740+(490-174)=1056830×4=332027×2=54470×2-271=669197×4-401=387212+417+109=73845×7-277=3864+242+111=417202+552=75419×3+574=631426×7-380=2602338+67×6=740321-44-141=136422×2+535=1379438-435+54=57676×2-810=542972-293=679485+143-52=576364-284=80197+289-286=200228×4-770=142140+(282-16)=406297+611+625=1533144+183+163=4901/7+2/7=3/7133×(274-269)=665402+67=469453+(670-480)=643739×(958-953)=3695110×9-531=459103+366+465=934746+146×2=1038566-293-31=242526-345=18151+301+318=670481-109=372711×(719-712)=4977259+578=837382-183=199135-(485-455)=105582×3=1746184-(372-368)=180311-167=144442-349-35=5822×(330-322)=176356+78+34=46829×2+155=213999+561-211=134921+(477-318)=180689-84+303=908391×2-444=338654×(755-752)=1962410+687+425=1522123+209=332498-240+146=404577-(160+136)=281797-(237+93)=467818+595+186=1599367+283=650273-28×9=21365-134+157=388278-(82+22)=174357-116=241491×2=982106×(326-322)=42439×2-23=55196×2-242=150284+390=674893+518=1411455-223-54=178303+237+165=705904-117×5=319873×4-720=2772377-220=157747-(180-99)=66676×3+399=627489+248=737447×(881-874)=3129140×7-943=37214+61×6=580510×5=2550192×2=384369+41-223=187178×5=890651-338=313128×6=768379+194=573499-33-79=387838-(498+323)=1738×2+277=353618×2-260=976412-(196+212)=4759+103-660=202400+305+134=839600-12×3=564441-(341+71)=29429×2=858129×5=64579×9+777=1488659-550+854=963692×(671-667)=2768287-(446-178)=19769+(987-126)=1630882-138+819=156362×(222-219)=186400+(492-62)=830197×7=1379790-345-123=32262×4+281=529144+166=310338+773-70=1041341-46-103=192147-(364-288)=71493-(91+123)=279608-(238+257)=113487-146×2=195523-268=255788+830-792=826871×2-319=1423265+344=609350-(985-704)=6918+414-251=181728+176-139=765647-(242+310)=953/6+2/6=5/6886-129×3=499293+884=1177141+295=436363×2+218=944193-(234-89)=48460+(469-347)=582231×2=462330-91-140=99448-38×9=106311-37=27480+(175-139)=116479-77+973=1375464-347=117231-38×3=117107×5-107=428379-(198+67)=114109×3-171=15636×5+846=1026269+(186-31)=424119×4=476129×(482-475)=903606-(110+463)=33422+60-319=163790×(164-161)=237048×9+447=879246+(460-413)=293367+955=1322436-51×7=79130+(459-31)=558181+(562-336)=407567+625-100=1092770-62×6=398360-(26+76)=258460-90×2=280428+172=600235×(314-311)=705865+(342-42)=1165256-132=12424×3+867=93948+141+153=342791×2=1582933×(556-549)=6531953+552=1505190×9-765=945897-(63+300)=534334+210×2=754261-75-177=9946-769+50=227495×(392-389)=1485281×3-834=9387-65=322212-78=134753-668=85348-158=19067×(500-491)=603345-(90-54)=309271×3+252=1065257-212+389=43461×(302-299)=183859-(422+163)=274106×4+988=1412343-23×5=228938+(960-737)=1161242-39=203313+(225-213)=325460-(233+28)=199477-283=194336-63×4=84109-62=47398×3-139=1055170+(397-340)=227766-586-98=82160×2=320337-207+50=180541-93=448422×2-265=579180+(456-273)=363143+68=211340-26-120=194300+118=418348-125=223545-35×6=335358-21×3=295270+143-43=370320+166-189=2973/5-1/5=2/544+15×9=17997+234=331378-86+197=489255-35-163=57557-222+220=555588+345=9336/10-3/10=3/10990-284-372=334847-(779+42)=26133×3+258=657284-(187-42)=139604-(60+409)=135629+94+718=1441480×4=1920394+304+54=75295×8=760695-(454-101)=342984-460+931=1455637+76+914=1627850-61+105=894287×2=574638+600-129=1109271-(396-249)=12470×(82-75)=490544+127=671229-20×2=18934+388+848=127068×5+516=856416-(48+54)=31474×9+33=699725-(714-506)=517735-(632-312)=415500-26×6=34411×7=77375-85-30=260598×3-53=1741313-203=110930-32×6=738100+303=40378×2+841=997222-81=141785-38-225=522432+(734-368)=798749×7-392=485168+(190-128)=130506-466=40414-138-159=117338-(322-315)=331414-(488-311)=237262×(432-427)=131030×6=180206+89+592=887693-(312+333)=48972-(821-732)=883436+(443-413)=466357×2-591=123355+127=482856-39×4=70077×8=616229-(18+117)=94564×4-509=1747122×(229-221)=976441×5=2205838-(389+282)=16711+489-212=288138+135=273626-262-21=343256×(364-361)=768452-78×4=140295+(906-266)=935275-29×3=188257+66=323727-569+519=677984+(714-163)=1535541+347×2=1235272×8=217632+342+294=668669-(565+67)=37388-322+340=406949-230+427=1146494-(355-36)=175485-23×7=324272×(19-16)=816418-183-46=189499-272-132=95133×6-704=94995×(137-128)=8955237+82-277=42453-249+135=339487-(15+448)=24296-42×4=128977-(785-583)=775704×7-420=450843×4=172882×7=6174232×(425-421)=928804+(977-959)=822618-128×2=362814+(505-181)=113882×4=328355+(493-379)=469637-327+251=561348-120×2=108153×6=9181/5+2/5=3/5796+561+456=1813459-89-69=301378×2+526=1282422-94+456=784881-(405+240)=236446-134-57=2554/6-2/6=2/6622+886+206=1714499+(364-345)=518454-424+610=640118+45=16328×9=252371+(326-55)=64292×(249-246)=276110×8=880368-14×6=284671+601-507=765642+718+280=1640491-(110+63)=318186×(111-106)=93026×(320-314)=156879×2=1758924×(724-716)=7392985+879-585=1279622×4-857=1631334+88-115=307162-33+85=214431-(465-42)=8681-60=621874+499-358=1015840-715=125539-21×6=413303+25×5=428343+669-73=939163×2=3262/8-1/8=1/8244+27+712=9831/7+5/7=6/7954×(308-305)=2862689×(831-824)=4823962-446=51695×5=475165+623+310=1098227×4-308=600771-196×2=379379-241=138185+59=244311+679+328=1318104+319-83=34059+405-313=151228-(463-364)=129968+258+319=1545217×(484-480)=868759+(770-448)=10811/5+3/5=4/5338-(269-149)=21811+469+949=142952×7-264=100189+363+46=598708×(521-517)=2832776-159-368=249285×2-517=53279-252=27323×3-597=372232+(91-83)=240225+309=534120×5-584=16164+240+301=705392-17-146=229825+106×6=1461747+(711-31)=1427285-93=192544-272×2=0789-64×7=3413/6-2/6=1/6604×5-887=2133455+38+158=651742+105+869=1716462-(376-244)=330262-137+42=16785-(349-327)=632/3-1/3=1/3191×3-483=90251×4-964=40771-(88+73)=61087×2+247=421479+539=1018529+960-568=921233-61×3=50285-(107+101)=77453+277+442=1172179-(321-170)=28222+541+30=793941-259×2=423609-517=92316+659-495=480584+(866-37)=1413153+496×2=11452/4-1/4=1/440×5=200272-166+384=490211+(343-92)=462769+28+155=95296×5=480470+219+242=931884-217-460=207831-757=74525×6-985=2165910-635=275701+(988-821)=868472-248-74=150764-87×6=242241+971=1212276-72-94=110458×(279-271)=3664123×5-369=246472+887+986=2345257×3-618=153498-332-38=12819×(396-390)=114798-(655-468)=611472-139=33328+(856-826)=58646-(246+106)=294419-66=353391×9=3519150×3+491=941492-19-388=85954-241=713797-(819-438)=416701+422×2=1545805-252=553218-119-39=602/10+3/10=5/10806-(125+54)=627930×9=8370993-(958-881)=916100+(234-55)=279185+326+420=931375-243-18=11446×(102-95)=322358-172=18671+247-226=92394-247+304=451278+578+38=894331-196+210=345111×8=888272-46=22647×5+170=405997+94×9=1843943-(503-134)=574429-232=197406-(465-344)=285187+136-116=20785+318=403984-(168+167)=64958×4=232474+(792-141)=1125946×(430-426)=3784111+617-374=354542×(761-752)=487877+612+156=845676+142-514=304529-(79+51)=399148+231-355=24136×(500-493)=952347+109+240=696495-260=235295+100×3=59556+571+594=1221456-26×6=300158+130=288466-(274+20)=17257×6+398=740918-(730-546)=734241-(242-79)=7843+132=175410×2-664=156485-(14+248)=223135+171=306365-(155-72)=282164+(58-46)=17686+384=470531+(701-424)=808486-277+45=254219-33×6=21432×7=3024354-(111+102)=14188×(178-173)=440257+230-274=213363-118=245141+75×3=366378-(291+49)=38266-(179+53)=3484+90×2=2642/9+7/9=1422-331+684=775503-168=33514+(455-77)=3924/8-2/8=2/8220+96=316849-701-144=4896-62=834722-70×8=162597×4=238823×(172-164)=184109×3+260=587520+315=835287-(276-218)=229420-397+91=11425+17×8=161471-22×4=38356+218=274766-428-298=40257+138×4=8095/8-1/8=4/8277×(545-538)=1939797+(847-812)=832474-122=35255+(419-347)=12781+261×3=864150+62=212934-(127+71)=736593-(963-720)=35068+(962-548)=482303-(411-348)=240146×3-264=174217×2+318=752951-786+340=505467-(309-268)=426375-145×2=8569+162+262=493150×(30-25)=750259×2-221=297419-(64-63)=418490-65×2=360831-606-215=10875+843+317=2035986+(996-77)=1905221-72=149207-31=176100×3=300726×6=4356221-(302-280)=199197×2-393=1965+211=1176249+295+267=811680-372+513=821194-192+407=409180-(574-544)=150252×2=504317+70-357=30461-296+46=211457×(528-522)=2742205-18×8=61744-(711-294)=32734+(446-317)=163605+43+106=754479×(524-518)=2874123×8=984452-121+457=788175+60×5=475845-170-241=434396-(198-124)=322501+145×4=1081117×3-294=57383-52×6=71610-(643-149)=1161/3+2/3=1569+190+130=889434-362+599=671263×3=789103×7-467=254830-(337+32)=461480×7-309=3051710+198×3=13042/7+3/7=5/7669-(766-142)=4555×6=330879-(557+205)=117447-(329-275)=39326×8+496=704704+(156-49)=811287+185-21=45139+157-71=125270+83=353185-24+332=49348×9=432243-121+250=372107+426=533296×8-776=1592551-(472-166)=245310+93-263=140251-19×3=194197-(310-264)=151241+865+513=16193/7-2/7=1/7468-15-179=274398-257+387=528192×5=960376+127×4=884359+247-530=76899-499-131=2691/8+4/8=5/8844-48-302=49464+367=431491-(50+188)=253940-(509-62)=493153-62+293=384198+140+278=616228+690+749=1667518-146-297=75401-97=304430-262-141=27705-225×3=30453-25×5=328275+167-284=158202×2=404910×7=637070×9=630218-75+60=203288-204+571=655305-172+26=159196-(201-63)=58478-(17+450)=1195+390-289=196289+39-328=0863-471-331=6197+358=455629-196-217=216839-336+289=7922/5-1/5=1/5141×7-16=971724+929-412=1241243-120-45=78471×(214-207)=3297640+(388-171)=857388-(251-69)=206157×(485-481)=628951-(672+263)=16787-(46+128)=613492-27-168=297430+(453-80)=803297+133=430395-294+347=448432×9-597=3291457-(303+142)=12449-108-279=62201-59=142399-94-217=88354×4-80=1336733×6-337=4061688-(330+208)=150438-(17+175)=246728-250-224=254474-360=114312-299=133/5+2/5=1151+150=301493+234-62=665954+875-262=156739+262×2=563460-(216+223)=21747-690+616=673633+211+33=877673-132-396=145430-(203+80)=147986+813-122=1677436+139×4=992456-(28+31)=397303-218+62=147165×4-80=580892-(269+173)=45019+100=119238+149×2=536420+(103-49)=474697+452-222=927338-151+122=309301×(735-730)=1505268-147-22=99674+41+66=781296-(44+223)=29939-(674-87)=352945-39×5=750746×8-659=5309935-171-18=7463/7-1/7=2/7393-218+118=293702-41=661650-1