四年級數(shù)學(xué)巧算練習(xí)題一

1、265+435+231=202+198+366=771+29+115411+89+48=426+174+7=44+420+56=230+570+195=414+286+25=345+355+47=32+868+6=238+562+117=402+298+127=12+290+88=346+354+58=82+218+229=524+76+254=112+788+77=388+212+63=151+149+618=216+284+488=36+564+382=25+737+75=202+198+181=11+267+89=270+430+102=417+83+357=370+30+140=595

2、+205+171=314+586+87=217+183+323=193+407+312=290+210+177=76+824+69=176+124 + 394 =451+49+142 =223+377+149 =152+148+133=8+192+443=72+328+385=699+201+72=261+339+225=77+423+314=502+298+16=517+83+340=174+26+711=181+519+230=92+408+284=69+192+31=9+391+591=85+766+15=25+175+737=179+421+228=56+111+44=336+364+

3、282=85+446+15=400+500+84=9+191+612=46+254+305=262+138+431=223+277+372=477+123+136=350+50+123=132+368+424=285+515+19=481+219+19=468+432+74=142+158+485=350+150+336=117+283+376=852+48+27=311+89+143=516+284+118=157+443+326=57+443+452=25+275+135=722+78+141=65+415+35=111+489+344=375+125+24=41+359+29=380+3

4、20+221=72+628+42=360+240+141=98+302+491=259+341+136=35+565+61=485+115+192=608+92+290=50+450+452=37+230+63=684+16+93=473+27+446=39+161+691=174+726+40=294+106+89=242+58+59=492+108+371=238+362+240=420+180+153=529+71+348=65+235+559=197+703+7=64+136+73=72+228+256=118+382+263=80+528+20=28+877+72=7+293+369

5、=277+523+130=202+298+387=389+311+284=73+127+196=136+264+495=91+209+357=724+76+58=86+814+53=113+487+172=200+100+699=88+112+82=45+855+11=23+677+298=95+405+416=216+284+346=316+84+138=143+657+21=396+404+61=220+680+42=5+57+95=5+895+89=666+134+29=17+245+83=93+307+432=4+196+637=672+128+109=168+632+175=674+

6、126+196=54+546+114=136+264+401=134+366+360=113+187+467=186+14+226=69+231+601=461+139+174=67+333+30=770+130+49=595+305+99=168+432+397=403+297+86=160+440+257=181+319+434=385+515+80=66+627+34=778+122+51=586+114+129=149+751+27=295+205+495=175+25+206=291+309+67=9+204+91=44+500+56=17+383+233=221+179+596=2

7、09 + 691 +52 =383+517 + 62 =182+ 18 + 566 =381+119+146=471+329+14=472+328+168=302+98+370=39+247+61=55+83+45=35+165+554=73+127+57=36+464+468=91+209+480=80+720+54=35+565+143=216+84+422=380+320+221=256+544+7=181+119+433=518+182+9=80+420+342=46+454+262=65+196+35=2+198+787=27+573+290=333+467+58=89+111+61

8、9=102+198+607=149+251+14=72+228+660=344+156+354=332+468+81=382+318+171=455 + 245 + 73 =342 + 258+167 =90+540+10 =69+131+345=405+95+331=72+447+28=73+873+27=15+185+2=227+373+306=152+48+644=456+444+28=392+308+153=244+656+59=431+269+165=109+191+403=11+289+169=323+77+181=24+676+128=101+199+384=82+607+18=

9、266+434+269=292+408+269=16+184+276=150+550+99=213+587+134=79+887+21=158+542+22=15+840+85=142+158+113=304+496+168=527+373+87=33+774+67=31+869+20=345 + 55 + 457 =27+573 + 243 =415+85 + 362 =171+29+252=476+224+283=192+8+249=35+565+398=56+171+44=286+114+244=384+116+167=112+688+155=44+138+56=564+36+45=13

10、7+263+479=79+321+28=216+84+373=7+848+93=143+657+168=595+205+63=202+198+378=78+748+22=27+210+73=98+302+467=3+197+472=78+222+55=355+245+245=563+237+37=138+62+211=49+351+483=423+77+461=14+286+304=786+14+28=51+249+523=94+206+493=51+623+49=205+195+282=71+729+105=192+208+289=652+248+76=110+690+22=332+568+

11、91=10+235+90=91+209+188=446+54+305=182+418+348=10+190+647=434+66+248=22+726+78=37+263+246=237+63+480=316+84+119=384+216+109=388+12+400=50+137+50=231+169+169=39+161+30=430+170+71=251+549+137=304+396+276=158+42+700=182+18+749=235+265+266=484+116+162=265+235+143=100+100+200=860+40+38=308 + 292 + 134 =4

12、32 + 268 + 70 =93+307 + 418 =299+301+207=226+74+601=89+311+315=493+7+432=494+306+92=11+489+478=225+675+13=15+185+83=419+81+218=12+73+88=430+70+293=692+108+22=125+375+166=463+37+421=36+164+184=743+157+16=253+147+272=332+268+147=282+118+121=323+177+479=192+8+101=554+246+95=302+198+110=27+173+193=452+3

13、48+178=26+174+21=337+163+243=101+99+720=483+417+27=256+44+628=336 + 564 + 29 =852 + 48 + 9 =25+375 + 538 =187+113+7=420+280+56=11+509+89=392+8+84=205+295+377=648+52+214=94+259+6=259+241+453=319+381+47=174+26+76=465+135+208=257+443+55=76+624+61=110+90+112=536+164+51=94+106+772=56+444+492=297+603+76=1

14、74+26+372=118+382+399=148+52+387=377+223+315=676+124+113=493+107+80=17+436+83=667+233+66=717+83+3=12+405+88=5+149+595=441+159+381=35+208 + 65 =2+93 + 98 =12+370 + 88 =597+203+129=325+75+282=317+83+375=167+133+614=332+568+91=168+532+142=373+527+51=473+327+139=406+294+159=122+78+697=258+142+15=124+76+

15、99=137+563+4=175+25+118=251+649+18=559+141+65=351+549+10=363+537+88=58+242+88=738+162+21=194+206+91=225+575+81=194+106+598=191+209+36=198+202+575=144+56+95=163+637+194=305+195+245=246+54+89=105+195+11=292 + 208 + 52 =5+195+758 =56+444 + 349 =298+102+365=416+84+156=4+596+26=204+496+81=298+102+43=276+

16、224+109=200+100+457=331+369+107=259+41+661=190+310+288=529+71+202=165+435+185=106+494+161=263+37+485=62+776+38=243+57+377=210+190+4=22+878+32=15+321+85=370+30+227=543+57+154=342+258+214=101+199+581=713+187+12=395+5+138=181+119+237=309+591+40=507+93+262=740+60+36=395+5+280=53+214 + 47 =173+27 + 332 =

17、409+391 + 171 =511+389+10=247+53+478=72+228+683=203+497+201=231+69+272=39+561+224=60+240+563=231+569+92=65+535+11=165+335+71=168+432+62=295+205+113=542+158+80=332+68+71=320+80+421=390+410+95=38+162+330=376+324+205=113+487+75=279+121+362=43+118+57=193+7+123=390+310+163=367+333+147=456+44+209=444+456+

18、79=35+201+65=232+168+225=16+834+84=546+154+14=430 + 70 + 153 =325+275 + 258 =21 + 279 + 54 =91+797+9=367+233+364=30+487+70=75+525+213=120+580+96=445+455+81=17+283+68=165+235+302=86+814+5=352+48+253=187+13+62=5+195+714=7+393+148=19+281+284=66+334+434=198+502+259=177+223+374=199+201+429=57+243+455=436

19、+64+462=25+375+341=193+707+76=42+581+58=81+272+19=306+294+306=413+387+181=593+307+97=368+232+189=511+189+218=2+198+720=4+475+96 =759 + 41 + 179 =324+76 + 88 =183+17+264=475+25+47=90+128+10=338+62+1=113+87+496=112+288+287=365+135+351=203+397+265=611+189+102=61 + 423 + 39 =356+44+182=528+372+18=11+477+89=12+288+66=209+191+99=452+348+165=260+440+250=77+123+405=177+323+36=285+15+319=324+76+553=29+160+71=20+180+655=119+81+507=659+241+31=106+494+142=82+818+22=273+227+255=6+108+94=22+378+143=401 + 399 + 147 =7+793+ 159 =149+51+414 =209+91+254=18+582+233=585+115+221=19+3