三年級數(shù)學(xué)(上)計算題專項(xiàng)練習(xí)附答案集錦847×7-166=716×3-400=787-(225-188)=167×2+160=289×3+742=85+155+464=871+937-395=329-62-131=981-109×9=184×5-54=132×7=622+592+542=207×2+891=119×6=102×2=749-188+737=722+565=189+346-126=490-191=139+56×5=18+345-84=804-513=588-371=67×8=425+920+342=756×6=749-(795-309)=201+559=330-226+308=352-(274-224)=119+322=273-14×6=583-(441-255)=533×8-438=201×4-239=13×6=256-187-65=328+51+508=477-101×2=401-81+550=200+202-353=173×(239-236)=742-680+603=298+(274-173)=456-89×4=19×2+228=229×2-171=92+361=894+(741-696)=14×8=256+(298-147)=348-35×3=357-14-226=476×(93-86)=91+887+279=335-137=840-295-28=94×(28-20)=373-192+148=518-99=429+(445-269)=887-(204+281)=368+(600-507)=489-(217+270)=220×6-849=473-(468-413)=646-(622-182)=285×(463-458)=493×(261-253)=97+231-200=444-(224-212)=323-(108+108)=317-239=104×5+469=256+(961-264)=328-39-248=108×5-440=875-(423-237)=942+473×2=74×9+886=68×(538-529)=3/5-2/5=479-(286-228)=201+128-96=497-(464-369)=298-39×3=367+(388-228)=500-(51+440)=106×(489-482)=474-219-241=36×(330-321)=489+(673-425)=458-378=50+143=6/8-1/8=184+52=573-123-262=14×3=192-(73+77)=471×2-580=359-17+123=393-161+778=230-20=380-102×3=87×8-232=652×8-467=925-27-529=232+469+180=231-127=476-(273+115)=430+(889-576)=349-(449-291)=92×(166-159)=59+186=161-14-128=68×(246-238)=313-201-63=4/8+3/8=75×6+153=645-80×5=128-23×3=933-(114+225)=966-104-782=857-257=531-209+457=223×2=417-231=99+182+186=488+(353-114)=83×(261-254)=21×8=78+522+61=449-(60+367)=146×4-121=165×3=270+203=3/5-1/5=991+335×2=650×6=966-(532-211)=911-560-335=451-137×3=58+98×7=462-20×3=956-183×2=28+20=267+148-272=684×3=985×(363-357)=324+51-123=208+48+458=335+969=457×8-747=578×4=327-307=73×8=803+188=722+21×4=456-211×2=270-(53+83)=530-219-172=240-90+24=615-101+966=727-95-513=311-(360-302)=61×(466-462)=459+(896-111)=4/9-1/9=906-44×8=542-71×7=387+(211-65)=852-(954-812)=711-48×8=934-602-140=314+508+63=494-209-74=657-58-227=565-140-13=883-617-261=172×8=879-(561-439)=258-(464-349)=443+39-17=508+65×9=1/4+2/4=470-(233-38)=130+334=181×(45-40)=465-126-139=605+689-406=942-(405+146)=923-91×2=236+451=466-(54+203)=48×(979-976)=325+296=731-49-510=381-297-60=536+98+248=498-188-300=422-391=75×3+997=861+274+690=941-360=356-306+359=783×8-94=2/8+3/8=264+(258-21)=168+172-165=887×3-140=896-(155+517)=476-178-208=78×2-152=427-109-309=915-815=537-(881-853)=259×3-709=421-(449-191)=361×4=520×(291-286)=164+200=161+(177-51)=454×3-219=650-52×8=564+216+179=641×9-949=382+(510-509)=75+(293-157)=590-11×9=191+(803-429)=484+794+366=402-166-29=173+250-251=232-(433-290)=174+556=248+(422-75)=407-(35+221)=521-(926-757)=247+550-41=413-97×2=322-41×5=397-90-288=435-(287-257)=208×4+23=727+(803-452)=895+303=450-15×8=930-(296+563)=593+105×9=190+125=108×2+102=274+55-177=74×(342-336)=124×(239-232)=892×(755-747)=107×2=32+42-46=937+900-485=20+82×2=299-(50+147)=446+193=401×(742-735)=392-(466-137)=685+70×7=359+(216-23)=371+280=97+285-314=75+224=386×(730-722)=318+133-294=472×2-498=625+(988-415)=183+659+993=98+277-89=870-69×2=360-255+120=169+268+361=3/6-2/6=822+(972-745)=981-478-492=11×(187-182)=330+176×3=259-187=690-643+760=46×6=379-129+977=184×2+39=666-82-153=129+173=290×3=994+328+61=289+851=409-156=30×5+14=242-175-20=320-(62+244)=139×3+44=739×5=507+74×4=227+371+134=832-(872-255)=227×3-519=106+162+69=21×(139-131)=439-227+156=88×9+210=26×7+288=285+227×2=305-134×2=526-(67+433)=719-290+491=309-153+153=530+31×2=883-(99+722)=71+377-265=787-(892-443)=128+290+156=25×(39-31)=59+303+676=464-10-330=297-(465-428)=271+217=377+43×6=243-(146+90)=310-(135+143)=195+18-82=732-(427-23)=64×5=160×(350-345)=121×(809-800)=194×7=275×3=404×(635-630)=215×3=394×7=122+171=64+(119-50)=485-(24+106)=802-165=298×9-722=277+212=951-(708-34)=441×2-15=553-419+617=639-(201+413)=222×(103-99)=110+317=115×(178-175)=361-(213-142)=341-46×7=230-124=172+39=71+(493-62)=343-(135+98)=26×(208-203)=359+371+92=201-(13+111)=796×8-801=987-85×8=636-(428+203)=395-22+11=705-(19+165)=229+192+425=490-128-230=60×7=789+894=3/7-2/7=1/7+3/7=706-120+110=219-170=120×3=484-19=659-(888-526)=657-169=102×7-649=722-(652-34)=944-(425+416)=761+(736-366)=328+(266-16)=696-(479+82)=145+89+357=852+98-151=311-(129+143)=35+831+298=934-(290+303)=183+820-963=2/7-1/7=104×3=680-175=126×5-566=77×3-74=368×9=188×3+119=442+(455-128)=289+33×7=653-272-70=212×(232-229)=265+(750-239)=840×6=370-185+217=239+117+447=192×2+241=113+186×3=238×5-421=611+82+402=1/5+2/5=157+91×2=860-256-342=613×6-479=364-(257+58)=4/7+2/7=157-24×5=833-268=570-20×6=638×6=141×(159-154)=152+58=206×(630-627)=55×3+26=459-431=424-365=641-297+648=578+712-408=857+917-150=977×(889-886)=100+(431-56)=147+475+331=481-142=347×2-179=199×4-693=330-(66+194)=243+151-346=965-455=187×3-553=18×7=152+118=321-(109+140)=978-423+807=363+662=278-83=881-391+187=641-52-447=571×2-735=271-174+237=213-56+275=72+319-311=686-640=2/4-1/4=942-186-279=847×(922-919)=379-56=75+(423-143)=562-124+727=231+236-319=195-(56+64)=733+13+875=419×2-571=25+11×3=389+88=116+35+133=323-288=452-(52+286)=581-290×2=978-(239+43)=278-(681-546)=64+685+206=12×8=345×(973-967)=294-(39+42)=266+(401-127)=359-(290-282)=319-10×4=199+644-706=550-292=466-39×2=368-(439-162)=98×5-447=38×8+258=257+49=700-(115+375)=947-(483+88)=593+142-165=595+820-92=42+111+339=904-481=54+129=343-(428-279)=484+400+425=81×7-111=586-383=49×7=449+169+245=463-305-61=614×9-880=475-443+49=451+100×4=198-42×4=243-179-63=621-(81-46)=490-(404-138)=245+238=829+(394-291)=449-399+351=100-(496-416)=512+217=356-53-27=182×3-451=421+36×8=616+590-64=781+893+764=454-(81+103)=702+215=613+(723-289)=333×(427-419)=296-22×3=449-254-101=160-(295-225)=492-117×2=67+(427-175)=235-109×2=865×8=74-56+183=249+162-58=65+166=315+(318-260)=494-123×3=321-280+176=287×2+661=192-165=320-126=145+108×4=399-(465-379)=869+179-484=254-78=671-596=738+448-871=115+217=822+270+254=818-36×2=154+446+171=252-(234-28)=880-356=991-742+118=88×(352-343)=426+59×5=585+(874-557)=990-279+697=877×(700-694)=250-14-193=307+160×3=450×2=43×(339-336)=302-(217-107)=448-(357+13)=518-18×3=458+556-158=610-(262+209)=161-41×2=149+(298-23)=297×2=294-(169-146)=984-275-564=137+(574-194)=266+950-734=508+265+151=440×4=335×(240-235)=968-(15+318)=144×6=313-288-22=424+438-375=571+(516-196)=437-(112+208)=932×(331-325)=379+598+179=25+209+226=297+184-411=886+538=19+(478-79)=365+171=351×9=623×7=95+(265-23)=129+48×6=946-(123+176)=582+366-285=84×(500-492)=304+206=29+41=58×7-347=504×3=135×5-384=177+(470-117)=217+44+190=141×4+65=736-167-266=459-(359-186)=431+940+697=38+(410-113)=728-294-153=719-(228-137)=831+743-237=455×3-783=273-126+269=404+(893-642)=151+382+447=334-17×3=30+323-350=99+973+642=4/7-3/7=818×8=104×(815-809)=116×(52-48)=421-153-231=783×7-73=4/8-3/8=132+68×9=384-278=331+(235-224)=616×4-650=402-(494-337)=377+(415-352)=234+221-288=36+128×2=166+(418-44)=129×3+110=255-(17+132)=313-106=922-(924-477)=184+79=221×3+195=469+738=166+91×7=242-(410-285)=373-317=39+(335-78)=211×9=283-115+45=182×4=452-216+140=449+(475-366)=296×5=988-873+538=418-(85+197)=370-60×6=163×(84-78)=58+510-273=516-24-282=202+504+21=230+452+807=749+430-816=789-392+940=240-(476-368)=816+502=685-69-65=690+295=374-(28+112)=71+385=303×4-693=450×(877-871)=710-42×5=258×3-518=263×(454-451)=755-(846-685)=463+32-185=377-37×5=303+221+321=237×(179-176)=453-142+51=546+(778-118)=697-83+234=401-383+478=875-525-293=642×2=335×(608-603)=331+251+800=4/10+2/10=355-(75+106)=4/10-2/10=929-673=171-(209-160)=974-23×4=489-396+99=160-(628-522)=706-586=948+907-948=939×(945-937)=346×7-666=105+131-158=393×7-217=374+694=954-193=145×6-242=263+(496-281)=704×4-190=356×2-499=23×8+745=681-62×3=312×(516-507)=291+120=161×6-326=315+384=485-33×9=12×4+779=388-101-15=402+163×3=197+497+247=496+475=10+32=828+62-766=238-160=711-(54+594)=904×8-332=178×4=299-244=287×2-287=158+601-480=357+15-87=124+61+643=676-59×8=24×9+31=122×5+126=266-(23+50)=139×5+827=389-315+110=22×(339-330)=214×4=538-125-168=326-286+381=1/3+2/3=50+293-213=286+359=645-42×3=131+39+119=172-138=339-90-113=18×6=134+55+556=815×7-932=798×5-121=510-240×2=854+126+549=345+14-109=719-262×2=446-120+57=383+(479-452)=158+(403-187)=221-52-166=338+95=955-515-426=111×9=115-22+277=186-27×6=468-142-89=636-30=497-119×3=348+125=833-310-221=5/8-2/8=108+233=407-(500-379)=400×(309-306)=639-157-301=493-24-467=57+254+579=245+438=266+893-15=5/8+2/8=478-21×7=442×2-212=170+321-154=234+(582-456)=618-58×8=894-(908-490)=455+151×6=417-108=731-(573+114)=355+154+179=330-246+347=575-(473-373)=324-284=807-126×3=111-(88+10)=378-(88+231)=802-756+916=131×4+429=47+(343-235)=4/8+2/8=80+35×5=627-218×2=895-680+358=177×4=10×(223-214)=467×2-160=473-101×4=255+(490-329)=464-346+379=969+(859-800)=352-(428-308)=541-48+73=431×6=296×3=873+(330-137)=157×4=330-(62+250)=1/8+6/8=458-248=384-178=374×2=219×2=280+159+157=377-323+662=367-304=82×(378-374)=637-87=33+322-160=87×(203-198)=568-63=86×7-564=468-(63+178)=878-497+280=331-17-13=374+711-774=355+(619-313)=103×8-503=754-458+269=176×3=477-157+529=491-350=444-219=982-(444+490)=192+51-90=3/6+2/6=80+21=505+59+823=971-136×3=392-291+967=877-(783-660)=335-(449-145)=399-329+327=338-234+229=546-(27+456)=462-(241-195)=851+62-143=280+108+227=47+(323-189)=479-(385+68)=428+488-688=366-32-38=401-(468-412)=111×4+970=461-281+646=69×5=504-215=406-314+287=250-21×6=213×(304-300)=414-(140+249)=198+23+630=334-33×2=221×(657-649)=691×8-602=390+952+123=589×(839-836)=參考答案847×7-166=5763716×3-400=1748787-(225-188)=750167×2+160=494289×3+742=160985+155+464=704871+937-395=1413329-62-131=136981-109×9=0184×5-54=866132×7=924622+592+542=1756207×2+891=1305119×6=714102×2=204749-188+737=1298722+565=1287189+346-126=409490-191=299139+56×5=41918+345-84=279804-513=291588-371=21767×8=536425+920+342=1687756×6=4536749-(795-309)=263201+559=760330-226+308=412352-(274-224)=302119+322=441273-14×6=189583-(441-255)=397533×8-438=3826201×4-239=56513×6=78256-187-65=4328+51+508=887477-101×2=275401-81+550=870200+202-353=49173×(239-236)=519742-680+603=665298+(274-173)=399456-89×4=10019×2+228=266229×2-171=28792+361=453894+(741-696)=93914×8=112256+(298-147)=407348-35×3=243357-14-226=117476×(93-86)=333291+887+279=1257335-137=198840-295-28=51794×(28-20)=752373-192+148=329518-99=419429+(445-269)=605887-(204+281)=402368+(600-507)=461489-(217+270)=2220×6-849=471473-(468-413)=418646-(622-182)=206285×(463-458)=1425493×(261-253)=394497+231-200=128444-(224-212)=432323-(108+108)=107317-239=78104×5+469=989256+(961-264)=953328-39-248=41108×5-440=100875-(423-237)=689942+473×2=188874×9+886=155268×(538-529)=6123/5-2/5=1/5479-(286-228)=421201+128-96=233497-(464-369)=402298-39×3=181367+(388-228)=527500-(51+440)=9106×(489-482)=742474-219-241=1436×(330-321)=324489+(673-425)=737458-378=8050+143=1936/8-1/8=5/8184+52=236573-123-262=18814×3=42192-(73+77)=42471×2-580=362359-17+123=465393-161+778=1010230-20=210380-102×3=7487×8-232=464652×8-467=4749925-27-529=369232+469+180=881231-127=104476-(273+115)=88430+(889-576)=743349-(449-291)=19192×(166-159)=64459+186=245161-14-128=1968×(246-238)=544313-201-63=494/8+3/8=7/875×6+153=603645-80×5=245128-23×3=59933-(114+225)=594966-104-782=80857-257=600531-209+457=779223×2=446417-231=18699+182+186=467488+(353-114)=72783×(261-254)=58121×8=16878+522+61=661449-(60+367)=22146×4-121=463165×3=495270+203=4733/5-1/5=2/5991+335×2=1661650×6=3900966-(532-211)=645911-560-335=16451-137×3=4058+98×7=744462-20×3=402956-183×2=59028+20=48267+148-272=143684×3=2052985×(363-357)=5910324+51-123=252208+48+458=714335+969=1304457×8-747=2909578×4=2312327-307=2073×8=584803+188=991722+21×4=806456-211×2=34270-(53+83)=134530-219-172=139240-90+24=174615-101+966=1480727-95-513=119311-(360-302)=25361×(466-462)=244459+(896-111)=12444/9-1/9=3/9906-44×8=554542-71×7=45387+(211-65)=533852-(954-812)=710711-48×8=327934-602-140=192314+508+63=885494-209-74=211657-58-227=372565-140-13=412883-617-261=5172×8=1376879-(561-439)=757258-(464-349)=143443+39-17=465508+65×9=10931/4+2/4=3/4470-(233-38)=275130+334=464181×(45-40)=905465-126-139=200605+689-406=888942-(405+146)=391923-91×2=741236+451=687466-(54+203)=20948×(979-976)=144325+296=621731-49-510=172381-297-60=24536+98+248=882498-188-300=10422-391=3175×3+997=1222861+274+690=1825941-360=581356-306+359=409783×8-94=61702/8+3/8=5/8264+(258-21)=501168+172-165=175887×3-140=2521896-(155+517)=224476-178-208=9078×2-152=4427-109-309=9915-815=100537-(881-853)=509259×3-709=68421-(449-191)=163361×4=1444520×(291-286)=2600164+200=364161+(177-51)=287454×3-219=1143650-52×8=234564+216+179=959641×9-949=4820382+(510-509)=38375+(293-157)=211590-11×9=491191+(803-429)=565484+794+366=1644402-166-29=207173+250-251=172232-(433-290)=89174+556=730248+(422-75)=595407-(35+221)=151521-(926-757)=352247+550-41=756413-97×2=219322-41×5=117397-90-288=19435-(287-257)=405208×4+23=855727+(803-452)=1078895+303=1198450-15×8=330930-(296+563)=71593+105×9=1538190+125=315108×2+102=318274+55-177=15274×(342-336)=444124×(239-232)=868892×(755-747)=7136107×2=21432+42-46=28937+900-485=135220+82×2=184299-(50+147)=102446+193=639401×(742-735)=2807392-(466-137)=63685+70×7=1175359+(216-23)=552371+280=65197+285-314=6875+224=299386×(730-722)=3088318+133-294=157472×2-498=446625+(988-415)=1198183+659+993=183598+277-89=286870-69×2=732360-255+120=225169+268+361=7983/6-2/6=1/6822+(972-745)=1049981-478-492=1111×(187-182)=55330+176×3=858259-187=72690-643+760=80746×6=276379-129+977=1227184×2+39=407666-82-153=431129+173=302290×3=870994+328+61=1383289+851=1140409-156=25330×5+14=164242-175-20=47320-(62+244)=14139×3+44=461739×5=3695507+74×4=803227+371+134=732832-(872-255)=215227×3-519=162106+162+69=33721×(139-131)=168439-227+156=36888×9+210=100226×7+288=470285+227×2=739305-134×2=37526-(67+433)=26719-290+491=920309-153+153=309530+31×2=592883-(99+722)=6271+377-265=183787-(892-443)=338128+290+156=57425×(39-31)=20059+303+676=1038464-10-330=124297-(465-428)=260271+217=488377+43×6=635243-(146+90)=7310-(135+143)=32195+18-82=131732-(427-23)=32864×5=320160×(350-345)=800121×(809-800)=1089194×7=1358275×3=825404×(635-630)=2020215×3=645394×7=2758122+171=29364+(119-50)=133485-(24+106)=355802-165=637298×9-722=1960277+212=489951-(708-34)=277441×2-15=867553-419+617=751639-(201+413)=25222×(103-99)=888110+317=427115×(178-175)=345361-(213-142)=290341-46×7=19230-124=106172+39=21171+(493-62)=502343-(135+98)=11026×(208-203)=130359+371+92=822201-(13+111)=77796×8-801=5567987-85×8=307636-(428+203)=5395-22+11=384705-(19+165)=521229+192+425=846490-128-230=13260×7=420789+894=16833/7-2/7=1/71/7+3/7=4/7706-120+110=696219-170=49120×3=360484-19=465659-(888-526)=297657-169=488102×7-649=65722-(652-34)=104944-(425+416)=103761+(736-366)=1131328+(266-16)=578696-(479+82)=135145+89+357=591852+98-151=799311-(129+143)=3935+831+298=1164934-(290+303)=341183+820-963=402/7-1/7=1/7104×3=312680-175=505126×5-566=6477×3-74=157368×9=3312188×3+119=683442+(455-128)=769289+33×7=520653-272-70=311212×(232-229)=636265+(750-239)=776840×6=5040370-185+217=402239+117+447=803192×2+241=625113+186×3=671238×5-421=769611+82+402=10951/5+2/5=3/5157+91×2=339860-256-342=262613×6-479=3199364-(257+58)=494/7+2/7=6/7157-24×5=37833-268=565570-20×6=450638×6=3828141×(159-154)=705152+58=210206×(630-627)=61855×3+26=191459-431=28424-365=59641-297+648=992578+712-408=882857+917-150=1624977×(889-886)=2931100+(431-56)=475147+475+331=953481-142=339347×2-179=515199×4-693=103330-(66+194)=70243+151-346=48965-455=510187×3-553=818×7=126152+118=270321-(109+140)=72978-423+807=1362363+662=1025278-83=195881-391+187=677641-52-447=142571×2-735=407271-174+237=334213-56+275=43272+319-311=80686-640=462/4-1/4=1/4942-186-279=477847×(922-919)=2541379-56=32375+(423-143)=355562-124+727=1165231+236-319=148195-(56+64)=75733+13+875=1621419×2-571=26725+11×3=58389+88=477116+35+133=284323-288=35452-(52+286)=114581-290×2=1978-(239+43)=696278-(681-546)=14364+685+206=95512×8=96345×(973-967)=2070294-(39+42)=213266+(401-127)=540359-(290-282)=351319-10×4=279199+644-706=137550-292=258466-39×2=388368-(439-162)=9198×5-447=4338×8+258=562257+49=306700-(115+375)=210947-(483+88)=376593+142-165=570595+820-92=132342+111+339=492904-481=42354+129=183343-(428-279)=194484+400+425=130981×7-111=456586-383=20349×7=343449+169+245=863463-305-61=97614×9-880=4646475-443+49=81451+100×4=851198-42×4=30243-179-63=1621-(81-46)=586490-(404-138)=224245+238=483829+(394-291)=932449-399+351=401100-(496-416)=20512+217=729356-53-27=276182×3-451=95421+36×8=709616+590-64=1142781+893+764=2438454-(81+103)=270702+215=917613+(723-289)=1047333×(427-419)=2664296-22×3=230449-254-101=94160-(295-225)=90492-117×2=25867+(427-175)=319235-109×2=17865×8=692074-56+183=201249+162-58=35365+166=231315+(318-260)=373494-123×3=125321-280+176=217287×2+661=1235192-165=27320-126=194145+108×4=577399-(465-379)=313869+179-484=564254-78=176671-596=75738+448-871=315115+217=332822+270+254=1346818-36×2=746154+446+171=771252-(234-28)=46880-356=524991-742+118=36788×(352-343)=792426+59×5=721585+(874-557)=902990-279+697=1408877×(700-694)=5262250-14-193=43307+160×3=787450×2=90043×(339-336)=129302-(217-107)=192448-(357+13)=78518-18×3=464458+556-158=856610-(262+209)=139161-41×2=79149+(298-23)=424297×2=594294-(169-146)=271984-275-564=145137+(574-194)=517266+950-734=482508+265+151=924440×4=1760335×(240-235)=1675968-(15+318)=635144×6=864313-288-22=3424+438-375=487571+(516-196)=891437-(112+208)=117932×(331-325)=5592379+598+179=115625+209+226=460297+184-411=70886+538=142419+(478-79)=418365+171=536351×9=3159623×7=436195+(265-23)=337129+48×6=417946-(123+176)=647582+366-285=66384×(500-492)=672304+206=51029+41=7058×7-347=59504×3=1512135×5-384=291177+(470-117)=530217+44+190=451141×4+65=629736-167-266=303459-(359-186)=286431+940+697=206838+(410-113)=335728-294-153=281719-(228-137)=628831+743-237=1337455×3-783=582273-126+269=416404+(893-642)=655151+382+447=980334-17×3=28330+323-350=399+973+642=17144/7-3/7=1/7818×8=6544104×(815-809)=624116×(52-48)=464421-153-231=37783×7-73=54084/8-3/8=1/8132+68×9=744384-278=106331+(235-224)=342616×4-650=1814402-(494-337)=245377+(415-352)=440234+221-288=16736+128×2=292166+(418-44)=540129×3+110=497255-(17+132)=106313-106=207922-(924-477)=475184+79=263221×3+195=858469+738=1207166+91×7=803242-(410-285)=117373-317=5639+(335-78)=296211×9=1899283-115+45=213182×4=728452-216+140=376449+(475-366)=558296×5=1480988-873+538=653418-(85+197)=136370-60×6=10163×(84-78)=97858+510-273=295516-24-282=210202+504+21=727230+452+807=1489749+430-816=363789-392+940=1337240-(476-368)=132816+502=1318685-69-65=551690+295=985374-(28+112)=23471+385=456303×4-693=519450×(877-871)=2700710-42×5=500258×3-518=256263×(454-451)=789755-(846-685)=594463+32-185=310377-37×5=192303+221+321=845237×(179-176)=711453-142+51=362546+(778-118)=1206697-83+234=848401-383+478=496875-525-293=57642×2=1284335×(608-603)=1675331+251+800=13824/10+2/10=6/10355-(75+106)=1744/10-2/10=2/10929-673=256171-(209-160)=122974-23×4=882489-396+99=192160-(628-522)=54706-586=120948+907-948=907939×(945-937)=7512346×7-666=1756105+131-158=78393×7-217=2534374+694=1068954-193=761145×6-242=628263+(496-281)=478704×4-190=2626356×2-499=21323×8+745=929681-62×3=495312×(516-507)=2808291+120=411161×6-326=640315+384=699485-33×9=18812×4+779=827388-101-15=272402+163×3=891197+497+247=941496+475=9