1、以 內 的 混 合 力口 減 法 （1）82+16=23+74=36+20=6+66=50+26=30+17=20+73=67+25=8+66=23+76=53+35=57+40=28+5=67+21=18+45=82-28=23-22=36-21 =6-4=50-26=30-17=20-13=67-36=8-2=23-10=53-22=96-95=57-39=28-21 =67-33=6+66+22=26+24+27=20+73+3=31+57+6=14+36+37=57+40+1=18+45+15=43+35+11=68+5+2=78+7+12=82+11+6=90+5+4=12+57+1

2、3=20+53+24=13+3+4=82-28-33=6-4-1 =26-12-3=20-13-3=31-6-12=23-10-6=14-2-11 =57-39-4=93-26-33=18-9-6=43-20-13=68-61-5=78-39-24=82-61-20=90-15-29=61+29-76=19+77-6=78-22+27=60-40+72=22+50-47=80+2-70=80+13-19=61+26-69=51+38-84=98+1-33=11-7+75=29+33-52=22-17+30=78+19-34=64+8-19=33+()=4629+()=532+()=841+()

3、=8163+()=9533-()=2329-()=252-()=1()-9=7()-40=1633+()+26=7281+()+2=10016+()+2=8986+3+()=9563+15+()=9033-()-2=21()-12-70=936-()-22=1263-9-()=220-2-()=16()+31-17=542-1+()=3816+()-51=3620-2+()=5510+()-5=11100以內的混合加減法（2）4+23=70+2=14+16=15+37=42+11=29+21=88+11=28+61=55+14=64+30=19+69=40+34=78+10=29+33=30+

4、10=4-3=70-22=14-4=15-7=42-35=29-8=95-85=88-87=28-21 =55-49=64-36=19-9=40-14=78-48=29-10=4+23+42=62+30+7=15+37+10=17+15+2=47+36+16=55+14+27=40+34+14=84+2+4=10+37+45=22+9+36=19+42+16=67+28+2=44+40+5=80+10+9=50+37+1=62-18-36=15-7-5=17-5-10=95-85-8=47-26-7=82-65-9=40-14-14=84-13-33=78-54-10=79-71-7=18-1

5、-12=22-13-3=19-11-3=44-12-10=80-10-69=55+38-33=35-6+38=91-21+26=87-86+16=80-20+30=14-4+22=46-19+29=85-69+70=80-21+33=42+5-2=10-4+16=85-28+27=17+45-24=57+1-2=89-82+64=()+9=6896+()=9798+()=10057+()=9721+()=28()-48=1196-()=7098-()=6757-()=5281-()=74()+9+29=9734+50+()=9873+3+()=9321+()+71=99()+30+5=53()

6、-48-7=434-1-()=673-50-()=146-()-12=3243-8-()=1138+56-()=1398-31+()=9719+15-()=5()+30-4=44()-32+61=71100以內的混合加減法（2）71+9=27+38=18+49=18+2=68+19=58+39=45+9=35+54=96+1 =75+16=39+2=75+13=41+33=71+4=13+29=86-62=27-1 =18-17=68-55=9-2=45-15=54-25=89-87=27-12=16-13=37-17=38-11 =50-21 =27-10=54-20=80+7+9=18+4

7、9+20=6+36+57=45+5+4=35+54+9=27+65+7=39+2+40=38+21+14=71+4+13=54+14+12=27+46+3=83+1+4=64+5+2=71+22+6=9+68+11=86-62-11 =80-47-25=9-2-4=45-24-4=75-16-47=37-17-18=41-14-14=27-10-5=72-6-19=43-24-17=97-93-3=65-52-4=51-24-14=38-19-7=42-28-13=82+17-46=6+29-25=93-68+41 =38+34-53=30+35-33=34-24+48=67-23+20=86

8、+2-31 =92+6-28=13-8+8=52-47+49=56-35+76=77+11-79=36+38-63=38+36-56=()+6=100()+26=9923+()=3788+()=90()+22=79()-2=92()-30=4323-()=2288-()=62()-55=223+14+()=8550+36+()=9721+()+16=94()+77+11=8919+()+47=6894-()-7=8573-69-()=1()-34-16=1336-()-7=7()-9-6=60()+5-65=3523+14-()=16()+12-13=6218-()+62=68()+77-24

9、=5482+11=49+36=21+68=83+9=100以內的混合加減法（3）81+13=40+31=80+13=62+33=71+4=31+7=87+4=93+1 =53+28=45+35=93+3=82-37=49-15=21-16=83-66=81-17=40-11 =80-33=62-21 =99-29=71-47=31-16=87-66=93-18=53-26=45-40=82+11+5=56+37+2=83+9+2=80+13+5=73+11+13=71+4+6=91+1+5=93+1+1=86+11+1=93+3+1=55+25+7=36+48+14=77+3+12=62+5+

10、32=18+50+15=82-37-24=56-17-19=83-66-7=40-11-23=13-7-3=99-29-51 =87-66-18=72-25-28=45-40-3=45-27-7=6-4-1 =25-2-13=60-22-10=5-2-2=95-62-7=45+24-57=9+43-1 =53-11+33=54-19+56=95-20+5=78-54+1 =48+23-21 =3+48-45=6+2-4=30+13-4=6+71-34=92-72+49=92+6-44=64-31+5=86+11-95=19+()=82()+21=9859+()=74()+10=4328+()=

11、5119-()=14()-38=3959-()=19()-15=1828-()=22()+63+11=93()+33+5=7333+()+5=8328+()+43=94()+35+37=97()-5-10=4()-19-8=833-()-12=1828-()-15=7()-1-46=36()+34-23=47()+15-14=6078-()+4=23()+35-45=1587-()+11=77100以內的混合加減法（4）63+10=59+39=51+28=26+26=51+11=24+14=79+17=92+4=22+6=71+16=50+22=22+49=83+5=88+9=66+1 =63

12、-31 =59-47=51-5=26-2=51-2=24-2=79-78=92-77=22-16=71-62=50-22=22-17=83-38=88-45=66-31 =63+10+7=44+43+8=26+26+39=59+5+2=79+17+2=1+38+18=71+16+11=72+26+1=83+5+8=65+31+1=85+7+7=34+33+22=34+55+1=37+7+41=20+29+13=63-31-30=44-23-14=26-2-15=59-27-23=72-22-25=83-38-23=65-11-37=85-27-47=34-1-22=34-3-14=37-26-

13、8=20-9-10=71-17-13=13-4-8=98-61-20=17-1+36=69+29-86=59+5-47=13-2+4=72-15+17=22+49-39=88+9-28=85+7-11 =17+59-58=70-57+85=20-9+5=31+55-79=21-19+20=43+29-43=53-48+69=30+()=6970+()=83()+11=8436+()=6023+()=10030-()=2370-()=69()-4=9245-()=2184-()=6786+()=98()+74=9764+()=93()+54=100()+60=7186-()=2()-8=890-

14、()=552-()=798-21-()=65()+13=1536+()=39()-77=14()-81=1217-()=34100以內的混合加減法（5）85+4=24+37=32+63=97+2=42+10=16+77=89+2=96+2=29+70=28+48=1+74=5+28=49+49=88+11=18+53=85-74=24-13=32-15=97-63=16-14=89-65=96-17=29-14=28-4=5-3=49-25=88-55=18-1 =19-10=97-95=85+4+9=73+22+2=72+24+3=81+15+1=28+48+9=78+7+3=49+49+1

15、=87+4+1=19+44+20=31+31+30=93+1+1=72+15+7=54+13+14=2+58+30=39+6+30=85-74-9=73-31-3=97-63-14=72-8-57=81-54-11 =28-4-9=78-47-10=49-25-8=87-13-17=19-10-6=31-18-5=46-8-21 =93-60-25=54-37-7=65-10-30=16-10+11 =20+33-17=93-79+84=96-63+59=62-57+7=93+4-70=52-9+33=15-12+92=89+6-53=53+30-3=33+63-89=12+30-6=2+47

16、-35=70+28-91 =57+20-31 =()+84=85()+3=7492+()=9917+()=71()+17=38()-13=6()-44=24()-28=16()-16=115-()=13()+84=9161+()=89()+29=9421+()=8847+()=97()-4=6652-()=9()-2=823-()-5=8()-3=2()+36=7192-()=7817+()=6347+()=54()-44=21100以內的混合加減法（6）25+63=43+1 =94+5=15+10=95+4=90+2=82+11=20+27=71+25=26+61=21+64=67+12=7

17、6+15=22+37=86+8=25-13=43-4=94-57=15-5=95-29=90-2=82-77=20-7=71-1 =26-7=21-17=67-12=76-55=22-1 =86-20=25+63+7=34+50+14=15+10+20=7+23+25=26+61+10=66+23+1=76+15+4=67+5+22=15+81+3=36+46+6=36+59+2=84+2+11=13+10+26=37+41+8=54+20+5=25-13-7=34-24-3=15-5-5=84-50-20=66-1-25=76-55-19=67-50-10=85-73-10=15-1-12=

18、36-1-8=84-12-55=13-3-3=37-30-3=87-26-24=54-38-8=25+36-44=83+12-74=87+2-18=92+3-78=55+4-40=31-10+12=81+17-17=75-16+11 =60+24-82=13-6+25=67+17-43=34+64-72=65-62+43=27-18+3=66+9-14=()+5=94()+14=4455+()=66()+30=76()+39=69()-29=60()-10=90()-17=20()-18=25()-4=24()+8=983+()=9930+()=7779+()=99()+15=49()-21=

19、3910-()=5()-47=3()-4-1=2378-13-()=2679-()=3()+8-=34()+60=10078-()=51()-32=65100以內的混合加減法（7）28+68=6+27=96+2=54+34=2+42=53+20=81+8=15+43=65+6=35+15=81+11=59+32=11+55=9+72=72+3=99-61 =28-8=6-1 =96-31 =54-18=53-16=96-13=81-77=15-3=65-51 =35-5=81-26=59-29=11-8=9-2=28+58+9=96+2+1=30+52+16=53+20+13=33+8+38=

20、15+43+15=11+53+3=81+11+2=43+41+6=9+72+10=59+12+16=68+10+12=15+10+30=49+49+1=53+37+4=99-61-10=28-22-1 =96-31-64=30-2-14=53-16-17=33-15-14=15-3-9=81-26-49=43-25-4=9-2-5=59-42-4=68-33-32=49-36-1 =53-22-30=31-27-3=89+10-9=63-8+17=4-2+19=26+8-19=91-23+28=43+9-24=12+27-7=37+6-35=29-19+86=48+28-42=95-37+4=

21、85+8-67=22-9+46=20+28-16=38-4+59=8+()=9210+()=6276+()=83()+42=7914+()=888-()=210-()=276-()=63()-20=1714-()=2()+14=9330+()=100()+10=9267+()=9241+()=96()-14=2230-()=2271-()=1593-()-15=6()-11=2434+()=4260+()=34()+48=92()+24=84()-19=70100以內的混合加減法（8）62+16=28+7=81+13=24+8=95+4=85+13=2+60=5+43=15+4=57+15=1

22、1+87=38+7=47+12=35+58=16+31=62-56=28-23=81-34=95-49=85-68=5-3=15-4=57-38=99-14=11-6=38-11 =47-12=35-8=16-3=94-51 =62+2=23+39+32=24+8+67=49+31+3=2+7=68+16+8=57+15+27=2+13+30=38+7=16+31+49=24+46+13=58+30+10=38+14=10+44+12=63+2+6=62-56-2=23-9-10=49-47-1 =68-3-49=57-38-14=38-11 =99-79-18=16-3-8=24-14-3=

23、94-22-41 =58-40-10=63-10-17=90-66-4=96-75-17=58-46-9=26+18-2=87+3-85=8-5+35=4+85-79=97-73+49=76-54+69=18+14-26=25-19+6=85+5-66=54-46+32=75-9+26=59+34-49=66-23+40=70-44+73=23-22+69=()+26=5791+()=9832+()=34()+3=7219+()=79()-77=20()-2=132-()=6()-2=256-()=43+()=94()+69=8069+()=7313+()=2694+()=9897-()=8(

24、)-6=56()-14=3768-()=5484-()=1049+()=5837-()=10()+54=80()+14=3618+()=92100以內的混合加減法（9）30+4=79+18=20+38=76+23=66+31=79+16=66+5=65+3=89+10=88+9=16+1 =3+12=93+2=31+30=74+2=30-4=79-34=20-18=76-55=66-43=79-1 =66-53=65-48=89-42=88-25=16-2=3-2=33-9=28-6=30-20=30+4=9+79=83+12+2=66+5+10=88+9=45+48=28+10+42=74+

25、2+13=38+29=35+15=63+22+11=79+3+5=53+2=12+8=17+74+3=30-4-13=76-55-=83-40=98-35-38=88-25-2=33-9=70-31 =25-8-1 =59-33-21 =56-24=70-36=91-72-16=11-4-5=44-30=17-3-3=4+27-13=58+8-65=83-40=53+6=19-9+15=45-23+20=33-2=30-20=79+18-55=86-53+29=59+11=28+5-5=79-19+1 =11+37=41+14=52+()=70()+36=5885+()=9013+()=639

26、9+()=100()-33=62()-53=1151-()=4482-()=6996-()=1394+()=9934+()=6136+()=9775+()=9957+()=9194-()=3134-()=66-()=1()-32=1366-()=1084-()=5124-()=286-()=7466-()=74+()=61100以內的混合加減法(10)57+25=71+28=47+46=59+11=2+59=94+3=63+35=56+22=1+34=86+7=60+21=18+64=65+4=5+70=31+5=57-29=71-31 =47-7=59-39=2-1 =94-33=63-32

27、=56-18=86-61 =60-41 =18-4=65-19=31-16=18-16=91-57=57+25=28+27=59+11=63+35=94+1 =86+5=21+71=65+4=55+4=18+58=33+32=45+23=27+51=64+19=48+17=57-29=28-15-1 =59-39-2=83-42-8=63-32-3=94-3-16=86-61-10=21-10-1 =65-19-1 =55-36-13=18-16-1 =33-21-3=93-27-46=45-23-20=64-52-4=98+1-67=46+33-42=36+17-38=65+14-5=80-

28、40+3=56+33-6=98-52+50=49+13-48=40-9+66=76+2-52=72+20-30=31+17=42+20-41 =21+78-50=64-59+26=44+()=5780+()=95()+16=4296+()=991+()=4344-()=4280-()=77()-11=1596-()=56()-65=3144+()=6570+()=98()+36=7927+()=8626+34=8544-()=3476-()=27()-36=296-()=1()-31=4()-4=6()-11=84()+8=35()+8=55()-43=35100以內的混合加減法(11)36+

29、35=42+27=41+19=18+30=14+22=13+77=23+19=57+29=14+84=84+14=35+55=92+3=75+13=73+15=4+17=36-30=42-7=41-20=18-12=14-2=23-13=57-40=84-7=35-30=92-13=75-38=73-26=35-15=4-3=8-4=36+25=18+30=30+43=23+29=65+4=60+32=75+13=24+10=17+18=73+21=157+24=79+17=11+76=81+6=40+13=36-30=75-19=30-23=23-13=65-24=60-32-9=75-38

30、=173-4-68=57-14-30=79-31-38=81-11 =164-8-51 =40-13-13=23-21-1 =48-3=31+65-12=47+1-15=59-27+59=55-22+58=47+38-69=79-63+21 =8+24-25=17-9=196-16+15=28-20+21 =17+43-16=54+4=168+13-70=47-20+69=10+12-13=28+()=8010+()=5517+()=4455+()=98()+11=8428-()=1310-()=217-()=1555-()=211()-29=4419+()=9089+()=975+()=69

31、1()+67=90()+17=9719-()=389-()=325-1()=311-()=548-()=3773-()=17()-49=267+()-=69()-73=1476-+()=39100以內的混合加減法(12)82+9=88+4=71+17=65+5=70+24=45+4=56+42=54+36=57+22=2+46=51+2=56+26=76+5=62+36=59+17=82-25=65-16=22-19=40-30=94-23=9-5=30-29=63-62=94-69=35-17=37-14=88-55=78-54=86-26=57-32=82+9+5=71+17+1=40+3

32、0+24=45+4+50=54+36+7=35+37+21=2+46+15=78+16+4=76+5+13=92+3+3=75+5+4=12+45+31=6+42+12=20+76+1=53+6+31=82-25-56=92-16-73=71-16-30=40-30-4=45-39-2=54-32-17=35-17-3=78-54-22=76-25-26=92-19-21 =75-55-4=94-23-70=12-1-10=94-39-53=6-2-3=5+75-20=78+3-38=97+2-49=81-33+3=20+26-45=87+2-38=82-68+22=44-25+31 =91+

33、1-88=69+4-13=84-72+16=27+10-23=30+69-79=74-62+12=75-70+73=()+49=9633+()=84()+26=4968+()=97()+54=62()-18=2933-()=23()-21=268-()=61()-4=4()+51+16=10024+5+()=42()+16+2=96()+9+31=93()+7+15=9547-()-24=597-4-()=6611-()-1=3()-21-4=28()-55-3=1513+()-82=1223-()+38=40()+16-91=376-20+()=6277+()-41=54100以內的混合加減

34、法(13)4+36=34+17=78+21=80+2=57+6=16+15=19+63=76+11=19+15=34+18=89+3=79+12=34+19=53+23=18+15=4-3=34-9=78-27=80-62=57-1 =19-11 =76-59=19-13=34-30=89-23=79-67=34-17=53-26=18-9=35-14=4+36+54=91+1+4=80+2+17=30+46+3=19+63+4=47+32+3=34+18+33=2+37+11=34+19+35=69+3+9=35+14+50=59+15+13=71+22+6=33+4+9=49+2+20=9

35、1-89-1 =80-62-17=19-11-6=47-41-3=34-30-1 =34-17-15=69-53-4=35-14-20=59-14-23=85-40-15=71-49-17=33-12-9=41-12-6=49-12-10=12-2-9=52+18-51 =61-28+18=30+46-27=94-88+49=17-2+64=2+37-30=51-32+31 =49+41-14=59+15-3=20-11+71 =33-12+31 =95-86+33=55-4+13=43-24+80=12-2+9=()+20=8091+()=99()+7=63()+1=9794+()=96()

36、-12=4891-()=2()-6=50()-56=4094-()=4065+15+()=93()+59+18=93()+22+17=7515+43+()=7064+4+()=8565-28-()=25()-2-6=8()-30-5=1()-75-1=2325-3-()=1771+()-71=13()+23-30=11()+27-57=963+34-()=3926-()+48=73100以內的混合加減法(14)21+17=48+9=40+5=56+22=55+3=28+60=6+12=47+15=52+41=58+22=34+40=91+1 =31+6=36+14=89+10=21-1 =48

37、-5=40-25=99-41 =56-54=79-58=55-23=28-12=6-2=87-2=47-38=52-9=58-26=34-30=91-78=21+17+40=45+5+35=78+11+4=6+12+27=4+19+55=52+41+1=4+2+52=91+1+3=77+2+11=81+14+1=54+40+5=29+38+12=54+28+12=51+13+10=21+41+9=21-1-8=99-41-36=78-43-14=6-2-3=52-9-28=91-78-4=77-24-10=89-37-9=89-80-5=72-11-9=81-48-23=54-20-33=29

38、-18-1 =54-52-1 =51-2-11 =86+12-1 =85-39+23=78-43+44=92+3-3=40+46-19=47+15-42=58+22-34=91+1-3=36-2+19=17+30-4=89+3-88=72+15-64=42-8+30=25+29-45=26-10+46=2X 5=5X6=12+6=5 + 11+2 + 2=15-18 +6=36+62X9+15=12+2+6=9 + 3=72+9+12=7X8=30-2 X 3=3X8=20-15+5=16 + 4=9+9+1 =20+5+9=7X 7=18 + 3=12+3=6X2=3X 3+19=3+1X9

39、=7X 8-13=100以內的混合加減法(15)17+14=30+28=16+69=31+7=82+7=98+1 =17+1 =9+87=89+8=81+10=16+16=93+4=183+9=71+6=35+24=71-30=193-91 =47-33=5-3=94-21 =68-13=17-2=59-2=21-9=30-15=87-33=76-26=39-38=138-30=20-11 =71+3+3=20+67+9=15+3+34=68+27+2=43+35+17=21+14+50=55+17+1=76+18+3=55+34+3=51+23+24=7+1+40=29+38+10=97+1

40、+1=45+10+12=177+5+12=71-30-6=20-7-9=5-3-1 =168-13-27=43-35-2=21-9-10=55-12-21 =76-26-5= 26-12-8=72-25+16= 21-17+27=51+23-8=45+2-9= ()+6=44()-41=32 ()-5=2157+19+()=97 14-()-2=113+71-()=6255-4-5=29-9-15=28+45-68=55-12+12=4+58-49=24-17+32=13+()=84()-19=19 73+()+13=9447+4+()=5626-()-5=1616-4+()=1538-30-

41、1 =45-25-17=63-35+52=2+7-6=88-33+23= 56+21-15=()+14=38 13-()=1075+()+3=100 73-()-5=27 ()-61-17=10 ()-61+67=9451-19-17=77-69-6=45+27-31 =41+6-5= 97+1-38=()+8=81 ()+20=46()-20=4 16+8+()=4175-()-45=27 ()-43+31=63 ()-6+41=42100以內的混合加減法(16)83+7=61+20=67+13=3+53=74+23=40+33=3+25=27+45=82+6=93+2=95+2=92+7=

42、44+11=92+6=32+18=83-39=61-1 =67-26=3-1 =74-33=40-13=3-2=27-3=82-70=93-89=95-87=92-87=44-11 =92-48=32-16=83+7+1=27+63+6=3+53+34=11+40+17=3+25+43=10+62+16=52+32+14=44+11+2=72+4+6=69+23+5=42+31+24=89+8+2=52+21+1=27+65+6=61+34+3=83-39-33=27-24-1 =11-7-2=10-2-1 =93-89-2=52-44-7=44-11-5=72-12-30=69-16-17=

43、42-3-30=99-73-4=47-35-9=35-27-1 =45-5-12=21-16-2=67-60+15=4-2+72=43+12-39=88-66+42=38-20+32=91+6-53=83-13+13=43-2+21 =48-31+82=51-40+69=13+16-2=78-28+35=3+71-39=66-7+31 =5-3+71 =10+()=9082+()=83()+16=9428+()=3875+()=9610-()=382-()=71()-72=628-()=1075-()=50()+80+1=91()+12+1=1001+43+()=56()+21+3=9935+

44、()+17=96()-7-1=2()-25-4=5817-7-()=6()-7-9=542-()-2=338-()+30=6578-()+33=3961-()+73=96()+18-32=91+14-()=5100以內的混合加減法(17)45+50=61+34=42+51=78+14=23+29=52+15=36+8=67+2=35+29=82+17=68+19=50+18=80+8=56+26=75+19=45-10=61-40=42-25=78-6=62-58=23-7=52-47=36-9=67-6=35-9=82-55=68-52=50-18=80-68=56-50=45+50+1=2

45、2+2+57=78+14+7=30+13+33=52+15+28=45+37+5=35+29+14=43+53+2=50+18+23=28+44+22=8+62+13=73+7+6=43+20+26=79+12+7=21+29+45=45-10-26=22-10-1 =78-6-46=30-3-6=52-47-1 =45-12-2=35-9-6=43-35-4=50-18-23=28-20-1 =75-44-4=8-4-2=73-16-31 =43-23-8=79-47-29=5-1+58=81+7-14=30-3+18=43+46-22=59+40-43=43+53-40=68-12+24=

46、58-9+17=8-4+37=71-23+27=28-7+47=21-7+49=83-17+29=83+3-77=5-2+10=()+5=8621+()=2332+()=8342+()=7030+()=63()-28=5321-()=1932-()=1242-()=1530-()=2740+57+()=9846+()+15=7580+()+7=9933+55+()=9643+()+10=6340-32-()=646-()-5=195-63-()=2373-()-4=158-()-2=5()-11+2=2366+()-83=1180+()-47=458+()-2=6190+6-()=18100以

47、內的混合加減法(18)95+4=73+22=51+10=51+21=68+30=8+74=29+16=75+6=11+38=15+13=56+24=77+21=3+30=51+43=87+2=95-69=73-2=51-4=99-3=51-6=68-55=8-7=29-28=85-5=75-31 =11-10=15-3=56-8=77-17=3-2=28+47+14=8+74+11=4+89+6=75+6+6=56+24+17=63+19+2=13+70+10=11+45+1=14+42+1=56+8+23=53+16+6=7+91+1=74+2+6=83+1+14=44+19+2=95-69-17=28-19-1 =99-3-59=37-25-11 =4-2-1 =75