应用加法交换律和结合律简便计算练.docx

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应用加法交换律和结合律简便计算练.docx

应用加法交换律和结合律简便计算练

13+138+687+62=

6+(157+94)=

499+16+284+101=

120+(229+80)=

265+435+91+9=

374+62+38+26=

135+(683+65)=

318+(229+382)=

260+(322+40)=

184+216+103+97=

46+254+139+161=127+73+259+141=

221+479+46+54=82+(167+18)=

102+42+498+58=98+33+167+102=

388+12+188+312=

312+288+82+118=

361+(221+239)=594+108+92+106=

218+(638+82)=

22+152+248+78=

405+(473+95)=

410+389+11+90=

109+591+82+118=48+186+52+214=

69+69+231+31=

175+354+25+346=

129+71+118+282=

83+100+200+17=

76+(423+24)=

364+35+65+236=

82+(410+18)=

97+(21+3)=

92+53+47+108=

95+(610+5)=

113+(105+87)=

8+(326+392)=

483+117+178+22=

165+(327+135)=

308+165+35+292=

487+295+5+13=

164+153+36+447=

352+248+43+257=

307+150+50+93=92+(555+108)=307+(168+393)=113+60+387+40=84+386+14+216=154+46+562+38=199+174+1+526=619+(144+81)=72+146+554+128=90+168+332+110=347+(403+153)=84+(899+16)=450+150+196+104=121+371+29+379=

171+11+89+429=169+51+431+49=531+(140+169)=78+100+500+122=

23+205+395+277=

228+172+148+252=

190+10+634+66=

66+65+35+234=

518+92+8+182=

28+572+49+151=

244+(482+56)=

98+402+58+142=

131+(739+69)=

33+(515+267)=

96+4+241+59=

473+114+27+286=

8+692+79+21=187+13+154+46=

49+(619+251)=

584+(204+16)=

10+390+337+63=

63+(347+337)=

348+(59+252)=

68+148+452+132=

91+(560+109)=

229+438+71+62=

149+(132+551)=220+(312+180)=

337+50+50+263=

45+316+284+55=

5+15+185+395=

59+84+716+41=

365+35+172+228=

122+105+78+395=

591+82+218+9=

118+198+282+2=

14+(104+86)=

464+36+236+164=

237+363+169+31=

12+88+400+100=

546+(313+54)=

122+378+181+19=463+72+128+237=

30+(451+70)=

515+85+37+263=

310+(237+290)=

154+53+47+46=

154+53+47+46=

109+60+391+140=

106+594+133+67=

200+26+74+400=

101+63+599+137=

135+32+68+465=

41+(326+59)=

106+(59+494)=

5+95+244+56=

7+(150+93)=

162+(465+38)=

266+27+134+73=

178+84+416+222=

104+54+146+596=

323+156+277+44=

67+233+10+90=

374+115+185+126=

80+20+370+230=

174+375+26+25=

32+168+172+28=232+(342+368)=

49+399+101+151=

575+183+17+125=

683+162+17+38=

37+(243+563)=

47+122+278+453=161+264+39+136=69+231+256+44=13+202+98+287=505+84+195+116=15+90+385+10=75+525+67+33=75+(295+325)=100+300+172+28=272+428+37+163=145+(104+455)=149+(358+151)=222+(138+178)=275+(231+125)=208+27+92+73=178+(733+22)=2+261+498+39=59+148+152+41=50+(251+50)=378+59+41+222=107+(491+293)=

387+113+145+55=35+366+65+134=6+(210+94)=87+13+7+793=428+172+190+110=75+93+425+307=204+26+74+496=11+393+107+289=241+59+370+30=20+269+131+380=77+(504+323)=20+(119+80)=

162+338+208+192=

50+(156+350)=161+(151+39)=554+256+44+46=566+174+34+26=40+26+74+160=99+105+401+295=128+87+113+472=61+564+236+39=

146+(71+54)=

222+249+251+178=

3+29+71+297=23+(61+477)=

79+(603+21)=

59+41+37+63=

156+(459+44)=

106+(651+94)=

596+(78+104)=

113+387+22+278=

84+(751+116)=

191+(746+9)=

202+363+198+137=

179+21+157+43=

410+18+290+182=

202+(172+498)=

318+15+82+85=

55+293+107+245=

356+99+44+101=

359+20+80+341=

458+(294+142)=

93+(488+207)=

167+29+371+133=

353+66+47+34=

361+108+39+92=

30+96+470+104=

23+590+110+177=

56+(294+544)=125+(708+75)=

50+275+425+150=

165+(33+535)=

133+138+167+62=

204+39+396+61=

392+135+108+65=

292+63+137+208=

70+(155+130)=

28+(478+172)=

200+200+421+79=

64+32+68+36=

26+74+220+80=

264+336+34+66=

131+295+5+269=

124+(481+176)=

88+212+67+33=

376+(389+24)=

154+390+346+10=

83+429+17+371=

15+687+85+113=

61+239+112+88=

347+74+26+153=

233+9+191+367=

462+(172+238)=

104+207+96+493=217+145+155+283=

382+218+241+59=

418+80+20+82=

103+14+86+297=

125+(407+75)=

48+(395+52)=

412+(259+88)=

99+225+1+475=

392+63+108+37=

454+(136+246)=

283+387+113+117=

377+223+76+24=

412+117+83+188=

488+(330+12)=

226+(226+174)=

296+39+104+161=

244+72+128+256=

10+78+90+322=

93+7+46+554=

288+105+412+95=

135+165+65+535=

97+(445+103)=

20+280+139+161=

113+187+175+225=151+27+349+73=

433+(275+267)=

168+232+289+11=

50+50+655+45=

182+(793+18)=

254+(292+146)=

25+93+107+275=

498+102+187+113=

435+(178+65)=27+(525+173)=

581+156+119+44=

35+297+565+3=

307+(2+93)=

307+(203+193)=

221+79+310+290=

210+(93+490)=

302+(13+298)=

132+68+166+534=

285+(604+15)=

437+23+77+63=

163+29+71+337=

73+105+95+127=

679+(45+21)=

50+46+254+550=

5+36+295+264=315+(365+85)=

141+24+359+276=

308+168+392+32=

99+289+11+301=

18+(68+382)=

129+71+109+291=

218+103+197+82=20+680+88+12=

108+99+592+101=86+315+14+185=23+477+58+42=389+(527+11)=176+424+148+52=256+(37+244)=158+(306+342)=211+2+98+489=93+298+2+407=174+(273+426)=357+78+122+143=71+29+310+290=127+(85+373)=278+322+88+212=41+55+245+259=152+48+436+164=225+(372+275)=303+(59+197)=215+(153+485)=

344+69+131+56=

435+(225+65)=291+17+83+409=499+165+35+1=214+228+186+72=610+11+89+90=39+269+131+61=185+(465+215)=40+283+17+160=32+159+68+141=129+271+29+371=275+20+80+325=215+(352+285)=58+(23+442)=269+31+148+52=143+(172+557)=283+33+117+367=26+(122+474)=387+(93+213)=243+120+457+80=114+(463+286)=

421+62+38+279=506+68+32+194=

25+475+337+63=99+375+125+301=153+185+215+147=19+29+371+181=85+15+178+22=405+165+35+95=198+(51+502)=

161+539+43+157=568+38+62+132=224+9+191+76=16+389+11+84=30+70+562+38=299+42+201+358=67+(714+33)=152+48+244+156=53+462+247+138=2+(840+98)=25+8+92+475=73+327+445+55=157+(78+543)=

21+179+40+560=

124+(299+376)=

401+(207+299)=

158+42+52+148=

271+29+16+484=

204+250+50+96=

3+(795+97)=

450+(186+250)=28+72+238+262=396+60+4+140=79+21+124+176=

27+273+445+55=

52+(236+348)=

78+285+122+315=

163+141+59+37=

607+(67+93)=

50+275+425+150=

496+(212+104)=

162+186+138+114=

26+153+74+547=

19+(695+81)=

54+(873+46)=

55+45+31+169=

133+67+106+94=

367+(107+133)=

89+549+251+11=

194+(659+6)=

91+9+283+517=

11+31+269+189=350+45+350+55=

204+15+96+185=

109+(523+191)=

371+207+229+93=

301+199+64+236=

268+(96+332)=

198+2+22+278=

75+(423+25)=

172+28+286+314=

253+247+91+109=

277+(369+223)=

133+362+338+67=

111+459+289+41=

102+144+56+398=

76+568+32+124=

19+(194+181)=

598+102+43+57=

410+(382+90)=

578+(62+122)=

542+158+172+28=

293+(314+307)=

148+18+182+152=

43+(55+457)=

252+148+166+334=

213+111+387+89=388+108+92+212=

393+(494+107)=

88+165+612+35=

389+261+111+39=

142+(164+58)=

16+(411+84)=

372+162+28+138=

12+51+88+149=

19+(231+681)=

530+(125+70)=

133+267+250+150=

271+153+129+347=

203+71+29+197=

378+322+97+103=

20+(644+80)=

363+171+329+37=

526+74+16+184=

102+(99+398)=

534+66+70+30=

187+198+2+513=

99+644+56+1=

185+387+315+13=

259+(456+141)=

294+72+106+28=

600+45+100+55=184+63+137+516=

133+160+140+267=

447+(493+53)=

372+28+199+1=

81+285+515+19=

336+192+8+364=

165+(476+335)=

676+24+94+6=

100+114+100+386=280+(331+220)=44+42+56+358=178+(129+422)=18+63+682+37=255+(101+345)=165+(528+35)=191+(302+309)=314+150+50+386=98+202+25+75=74+17+683+26=163+187+113+337=63+72+237+28=105+17+83+195=136+64+265+435=162+117+83+438=53+459+47+241=315+(425+85)=

501+99+70+30=17+183+301+399=13+179+521+87=

53+438+47+162=

357+195+243+5=

618+(185+82)=

254+90+346+10=

80+(248+20)=

507+93+79+21=

26+(774+174)=

99+(239+201)=

55+(788+45)=

470+144+56+30=

59+495+5+141=

238+30+170+362=

385+15+16+84=

137+363+148+52=

222+478+112+88=

43+3+57+297=

115+93+185+7=

198+159+41+402=

241+100+500+59=

374+40+260+26=

48+74+26+552=390+69+431+10=15+291+385+109=438+168+32+162=380+(60+320)=20+80+7+293=31+354+69+46=27+132+273+68=322+(507+78)=110+72+90+428=483+67+233+117=230+74+326+170=4+96+46+454=228+12+472+88=518+(154+82)=30+270+262+38=175+88+212+425=153+(27+147)=

491+35+65+209=12+(665+88)=35+96+365+4=

46+204+154+496=

221+79+547+53=

413+48+87+52=

422+17+83+278=

142+(485+58)=22+78+238+62=74+(188+126)=243+51+157+249=

90+95+5+410=10+290+451+49=

167+33+289+311=

74+18+426+82=324+35+65+276=444+30+156+170=257+43+496+4=28+72+583+17=123+(447+177)=456+8+92+144=5+70+230+95=634+66+76+24=

696+(115+4)=

338+38+62+62=

190+110+334+66=

110+360+190+40=

39+(803+61)=

54+246+439+61=

214+(101+86)=

80+21+420+379=

183+317+145+255=

133+67+136+64=315+89+11+285=

580+20+22+78=

184+95+5+216=

125+159+375+41=

159+429+71+41=

145+189+11+455=

499+(68+201)=

258+60+140+42=

307+(9+393)=

32+538+62+68=

150+(454+50)=

79+450+50+21=

625+(223+75)=

166+81+419+34=

389+(301+111)=397+38+62+203=275+141+59+325=49+51+301+399=287+(233+313)=259+41+67+33=55+45+229+271=173+(289+527)=53+84+147+616=476+3+124+197=186+214+67+333=438+162+1

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