一年級下冊數(shù)學(xué)口算題卡

1、學(xué)習(xí)資料收集于網(wǎng)絡(luò)，僅供參考小學(xué)一年級數(shù)學(xué)（下）口算題（二）29-11 =16-1 4=89-24=29- 8=98-77=52-50=24-13=10+20=14+25=31-11 =17- 7=19-12=98-80=25-4=99-23=24-13=15+14=90-10=20+8=25+33=18+11=28+2=29+1 =25+25=26-10=12+5=28+11=25+12=23-3=12+10=16+13=24+4=19+11=17-12=18-8=19-6=29+10=72-10=20+30=99-98=12+17=60-40=17-17=90-40=16+54=20-10

2、=70-50=50-30=60+30=12+33=28+6=16+44=20+44=50-50=19-18=18-15=88+12=66-16=90-30=65-25=50-20=87-7=80+9=18-13=13+17=15+53=16+13=14+22=89-80=14+26=56-40=66-20=99-33=66-46=19+60=17-( )=017-14=15-3=80+4=26-16=19-( )=1327-14=18+( )=2014+( )=2767-12=16-( )=1265-33=65+25=24+24=8+( )=1610+( )=5065+( )=70()-20=

3、5040+( )=6020+( )=3087-33=16-6=80-( )=075-25=30+30=69+ 3=47- 6=59+10=28+ 9=73+ 6=4+50=22- 9=15+ 8=8+12=9 + 6=18- 9=72- 2=49+ 7=27+14=59- 6=82-1 =25- 5=64+ 5=89- 4=19- 6=55+25=69+13=48+13=87-12=21-5=9+43=12+10=80-20=67-15=35-16=29-13=66-15=12- 7=10+19=16-11 =90+10=29-13=85-16=44-13=22-11 =34+16=88-18

4、=60-12=51-12=97-17=17+16=26+ 3=67- 7=98-18=29-19=100-4=99+ 1 =29-13=39+ 2=30+12=83-11 =50+50=29-10=68+ 5=30+70=87-10=77-15=99-66=33+11=16+ 3=83-19=26+38=70+20=56+16=60-20=22+40=34+12=13- 8=23- 4=82- 6=82-15=100-( )=8023-( )=1844+( )=6070-( )=2023+16=55+33=34+12=47-30=21+47=26+( )=6686+9=66+5=24+9=9+

5、54=60-16=16+( )=5641-( )=3086-12=73-44=66+12=74-15=69-13=69+( )=8044-15=學(xué)習(xí)資料學(xué)習(xí)資料收集于網(wǎng)絡(luò)，僅供參考小學(xué)一年級數(shù)學(xué)（下）口算題（四）94-90=71-43=72-67=89-30=69+3=93-90=44+17=7-4=100-84=18+39=21+45=97-23=18+76=100-78=91-52=88-69=75-33=67+30=36+30=7-1 =16+74=75+11=73+9=96-39=100-99=16+76=7+81 =81-36=72-37=61+38=42+13=75-56=77+2

6、=8+80=59-11 =26+27=72-60=79-26=39+42=12+61=75-71 =86-34=63+23=94-7=62-46=72+13=38-28=67-53=88-78=55-50=94-5=62-40=36-8=39+49=23+74=71-7=100-84=45-24=56+25=39+28=77-5=82-1 =99-90=13+53=6+78=78-9=52+8=55+27=54+39=86-83=45-42=91-57=73+6=67+19=29+36=100-40=46+40=21+64=51-40=50-22=81-9=8-8=44-34=45+16=8+

7、69=29-14=37-10=29-7=7-3=26+48=80-43=80+19=82-12=27+37=47+36=50+13=50-27=56-26=51+25=78-8=82-15=51-40=2-2=31+20=57+9=62+4=81-2=16+38=39+28=68-16=41+44=35+17=98-2=49-21 =96-9=34+41=49-43=48-25=40+42=70-44=4+70=31+67=87+10=93-40=26+35=73-10=78+14=83-54=58-27=40-18=80-9=84-11 =99-80=37+45=85-44=79-15=51

8、-50=58+27=87+12=28-26=89-68=98-16=96-26=47-23=99-61 =38-26=28-18=6+86=67-10=76-3=73+1 =88-28=45+9=31+67=67-41 =90-47=32+53=16+48=37+25=73+14=42+12=8+63=71+4=64+21=61-49=61+17=99-67=80-19=27-5=37+14=59-9=15+72=45-33=55+11=43-21 =49+6=79+6=50-16=31+24=49+18=61-14=35-12=18-7=23+67=34-18=57-55=3+83=91-2

9、9=77-52=82-77=46-17=87+11=43+27=7+83=92-32=51-25=33+54=64-46=43-6=19+49=學(xué)習(xí)資料學(xué)習(xí)資料收集于網(wǎng)絡(luò)，僅供參考44+51=10+64=12+70=50-46=29+40=51+41=33+32=78+8=59+2=97-16=74+3=27+51=63-39=11+81=16+38=50-24=48+45=13-6=74-29=47-8=13+43=5+46=99-68=80-57=75-38=23-8=25+75=29-22=97-27=43+7=64+10=66-10=29+56=71-37=14+46=2+74=42+

10、43=89-34=16+52=67-44=60-25=29-12=31+44=15+83=65-31 =14+70=76-64=95-30=31+52=98-98=10+88=52+15=39-24=40-12=36-7=75-31 =2+95=79-10=54+20=10+88=67-2=14+47=36-6=46+5=37-31 =58+28=58-24=70-69=68+21=57+6=59-39=31-29=95-89=80+20=1+82=49+32=28-22=20+75=51+10=11+63=38-16=83-31 =63-22=47+50=81-35=56+17=100-67

11、=64-9=44+51=43+24=61+14=39+44=35-28=36-20=31-26=7+69=34-2=63-45二44+23=47-41 =學(xué)習(xí)資料學(xué)習(xí)資料收集于網(wǎng)絡(luò)，僅供參考小學(xué)一年級數(shù)學(xué)（下）口算題（七）94 - 90=71 -43=72 -67=89 - 30=69 + 3=93 - 90=44+17=7-4=18 + 39=100 - 84=97 - 23=21 +45=91 - 52=100 - 78=18 + 76=75 - 33=67 + 30=36 + 30=7-1=88 - 69=16 + 74=75 + 11=73 + 9=96 - 39=100-99=16

12、+ 76=7 + 81=81-36=72 - 37=61 +38=86 - 83=54 + 39=55 + 27=52 + 8=78-9=29 + 36=45 - 42=67 + 19=73 + 6=91 - 57=100-40=46 + 40=21 + 64=51 -40=50 - 22=8 + 69=81 -9=8-8=44 - 34=45 + 16=26 + 48=7-3=29-7=37 - 10=29 - 14=47 + 36=27 + 37=80 - 43=82 - 12=80+19=50 - 27=56 - 26=51 +25=78-8=50+ 13=59-11=42 + 13=7

13、5 - 56=77 + 2=8 + 80=12 + 61=39 + 42=79 - 26=72 - 60=26 + 27=75-71=86 - 34=63 + 23=94-7=62 46=55 - 50=88 - 78=67 - 53=38 - 28=72+13=23 + 74=39 + 49=36-8=62 - 40=94-5=100 - 84=45-24=56 + 25=71 -7=39 + 28=6 + 78=77-5=82- 1=99 - 90=13 + 53=82 - 15=51 -40=12-3=31+20=57 + 9=68 - 16=62 + 4=81-2=16 + 38=39

14、 + 28=41 +44=35 + 17=98-2=49-21=96-9=34 + 41 =70 - 44=40 + 42=48 - 25=49 - 43=40- 18=.73 - 10=78 + 14=83 - 54=58 - 27=4 + 70=26 + 35=93 - 40=87 + 10=31+67=80-9=85 - 44=37 + 45=99 - 80=84-11=79- 15=28 - 26=87 + 12=58 + 27=51-50=89 -68= -99-61=47 - 23=96 - 26=98- 16=38 -26=76-3=67 - 10=6 + 86=28-18=90

15、 - 47=32 + 53=16 + 48=37 + 25=73 + 14=67-41=73 + 1=88-28=45 + 9=31+67=61-49=42+12=8 + 63=71 +4=64 + 21=37 + 14=61 + 17=99 - 67=80-19=27-5=43-21=59-9=15 + 72=45 - 33=55 + 11=49 + 18=49 + 6=79 + 6=50 -16=31+24=34- 18=61 - 14=35 - 12=18-7=23 + 67=57 -55=82 - 77=77 - 52=91-29=3 + 83=46- 17=92 - 32=7 + 8

16、3=43 + 27=87+11=33 + 54=51 -25=64 - 46=43-6=19 + 49=學(xué)習(xí)資料學(xué)習(xí)資料收集于網(wǎng)絡(luò)，僅供參考小學(xué)一年級數(shù)學(xué)（下）口算題（九）29 + 40=44 + 51=10 + 64=12 + 70=50 - 46=97- 16=51+41=33 + 32=78 + 8=59 + 2=74 + 3=11 + 81=63 - 39=27 + 51=16 + 38=50 - 24=47 - 8=74 - 29=13-6=48 + 45=13+43=.75 38=80 - 57=99 - 68=5 + 46=23-8=43 + 7=25 + 75=?9 - ”=9

17、7 - 27=14 + 46=66-10=64 + 10=29 + 56=71 -37=67 - 44=2 + 74=42 + 43=89 - 34=16 + 52=60 - 25= -65-31=15 + 83=31 +44=29 - 12=14 + 70=98 - 98=31+52=95 - 30=76 - 64=58 + 28=57 + 6=70 - 69=68 + 21=58 - 24=36-7=10 + 88=52 + 15=39 - 24=40-12=75-31=10 + 88=54 + 20=79-10=2 + 95=67-2=37-31=46 + 5=36-6=14 + 47=

18、1+82=59 - 39=31-29=95 - 89=80 + 20=28 - 22=49 + 32=11 +63=51 + 10=20 + 75=38- 16=81-35=47 + 50=63 - 22=83-31=56 + 17=100 - 67=64-9=44 + 51=43 + 24=39 + 44=61 + 14=31-26=36 - 20=35 - 28=7 + 69=34-2=63 - 45=44 + 23=47-41=54 + 21=95 - 89=34 + 40=21+52=6 + 78=39 - 20=46 + 6=4 + 49=100-34=55 - 28=72 - 48

19、=50-3=39 + 29=22 + 60=100-86=52 - 44=78 + 20=69 + 25=22 + 33=59 + 30=27 + 32=83 - 65=23+44=61 -8=38 + 32=95-71=99-12=47 + 25=58 + 40=99 - 30=69 - 25=96 - 80=65 + 31=46 + 19=14 + 49=14 + 41=53 + 25=30 + 47=48 + 29=50 - 45=80 + 7=83 - 69=11+81=39 + 59=46+19=95 - 83=5 + 77=80+15=47 - 20=37 + 62=35 + 31

20、=49+13=36 + 64=69 - 23=48 - 42=25 + 52=65 + 1=97 - 40=85 - 39=43 - 33=5 + 68=38-11=46 - 37=5 + 72=78 - 30=15- 14=32 + 45=95 - 44=53 + 27=75 + 6=7 + 55=31+50=46+11=28 + 41=24-13=31+65=34 + 23=91-45=56 + 4=7 + 77=73 + 26=99-41=46 + 44=87 - 53=1+80=49 + 51=80-11=1 +59=2 + 96=49- 10=95 - 92=46 + 49=7 +

21、83=66 + 8=21 +42=72 - 16=13 + 55=98 - 43=40 + 59=45 - 24=學(xué)習(xí)資料學(xué)習(xí)資料收集于網(wǎng)絡(luò)，僅供參考小學(xué)一年級數(shù)學(xué)（下）口算題（十一）8 + 54=25 + 43=20-1=92 - 69=13 + 62=83 + 2=74 - 53=46 + 14=18 + 63=81 + 12=67 + 7=34 + 63=36 + 60=27 + 56=2 + 74=30 - 26=88 -68=94 - 23=36-12=10 + 63=88 - 34=.67 + 23=73 - 63=57 -35=44 + 34=25 + 44=34-18=23 -

22、 17=16 + 72=5 + 63=52- 1=63 - 52=68-41=23 - 14=70 - 34=94 - 65=9 + 69=21+52=29 - 3=23 + 47=31+21=-18 + 64=59 - 27=88-7=25 + 28=27- 13=61 + 17=66 - 46=22 + 70=49 + 40=24 + 40=87 - 83=42-2=56+13=2 + 76=98 - 30=71-37=74 + 16=15 + 78=5 + 92=95 - 46=96+1=91+9=60+16=55-51=68 + 12=94 89=25-5=91 -2=52 + 42=

23、91-56=66 - 25=34-4=71+3=66 - 55=85 - 10=13 + 86=22 + 64=2 + 90=43 + 38=76 + 4=93 - 40=43 + 23=96-61=77 + 5=76 -75=71 - 15=87 - 50=6 + 86=17- 15=38 + 21=42 + 30=39 + 46=64-5=13 + 83=47+4=87 - 55=79 - 56=7 + 93=60 + 4=63 + 13=53+11 =24+76=6+83=74-12=87-68=31 17 =7+77=52+7=26 + 64 =28+27=52-47=19-7=25+

24、75=75-62 =79-62=37+45=82-32=92-89=28-15=95-26=3 + 84=53+23=6345=33 + 66 =70-53=31+61 =42 + 54=35+47=31-24=12 + 67=57+15=5+48=89-23=51-24=71-15=91-22 =25+34=92-55=31+69 =96 -40=67-28=31+48=74 + 22=12 + 52 =882=28+24=47 + 22 =41+33=12+49=63-39=70-56=90-71 =43+46=95-87=46 + 12=4+57=6+61 =68+14=78-38=98

25、-78=90-14=82 + 18 =47 + 6=29-3 =45+29=1714=94-27=8+42=92-53=85+5=29-15=24-16 =23+39=18+62 =21+75=7+57=66-37=75-28=45 + 7=64-61 =69+25=13+55=88-61 =72-24=26 + 64=76+24=7+57=85-74=99-4=78-10=66-22 =6+86=80-36=47 + 31 =92-14 =87-82=534-11 =87-6=95-93 =學(xué)習(xí)資料學(xué)習(xí)資料收集于網(wǎng)絡(luò)，僅供參考小學(xué)一年級數(shù)學(xué)（下）口算題（十三）6 + 93 =93-60 二9

26、4-53=37 + 13 =93-88=69-24=75-74 =90-16=33+27 =65-31 =50 + 45=46-11 =66-39=8+63 =8 + 57=20+60=25+65=55-31 =57 + 12 =5+80 =58-26=.13 + 53=75+24=67-26 =26+70=99-90=51-40=82-15=775=82-1 =81-2 =2-2=31+20=57+9 =62+4 =16 + 38=35+17=41+44=6816=39+28 =81-63=44 + 27=71+20=39+41 =10-7=17-6=17+54=51+26=73-7=58-

27、45=100-45 =10-7=81-63=68+23=55+39=39+41 =51+26 =17+54=44+27=71+20=55+39=73-7 =58-45=17-6 =100-45 =68+23=50 + 18=95-73=35-27=5249=44 + 28=66 + 5=31-13=8656 =17-5=17+44=56-21 =10+77=25-13=32+35=63+31 =16+82=24+41 =79-28=27-1 =2 + 84=45+21 =48+44=23+69=45+21 =85-27=51+4=80-79=8+56=61-34 =21+60=47-23=60

28、-3=41-36=42+47 =79-36=88-18=30-20=98-71 =4737=78-42 =69 + 14=99-46=70 + 16 =65+5=87-70=6248 =79+4=42-11 =70+3=28+26=9 + 73=79-76=21+41 =44-29 =20+74=.93-20=66+5=85 + 1 =91-11 =75-29=36 + 27=79-59=4 + 96 =29+35=63-48=20 + 56 =53-17=32-26 =10 + 58 =58-54=79-67=35+50=93-59 =22+50 =25+33=20-5 =8-2=19+44

29、 =51+29 =72 + 18=90-9=52+27=81+8=24+40=32-24 =95-58=19+66=14-9 =42+27=67-4=84-22 =4444=73+26 =60 + 22=64 + 28=68 + 17 =87-28=58-18 =56-47 =78-11 =59 + 1 =63+24=95-38 =40-33=27 + 70=37+48=4 + 55 =19+38=65-13=51 + 16=28 + 63=57+25=50+22 =7+54 =4+55=96-33=64+31 =16+79=37+48=19+38=57+25=28+63=27+70=65-1

30、3=64 + 31 =50+22=7+54=51+16=96-33=99-64=16+79=97-73=80-38=63-46 =學(xué)習(xí)資料學(xué)習(xí)資料收集于網(wǎng)絡(luò)，僅供參考456 =97-93=85+11 =100-88=58 + 12=14-8 =96-73=47-24=92-82 =62+26 =37 + 39=34 + 36=81-48=63-47=18-9=14 + 82=8+59=31+30=13+41 =63-60=55-20=16+68=8+58=51+32=29+21 =21+46=41+54=30+56=72-51 =80-78 =37-16=60 + 13 =62 + 10=34

31、 + 39 =77-57=53-42=82-48=7+48=85-42=9+58 =58-42=74 + 8 =100-58 =90-64 =87-36 =88-45=49-38=31+42=81-35=54+13=23 + 60 =88-72=38-12=55-48 =73+26=17+42=15+66=88+9=63+5=46 + 33=72-13=92-7=54-50=51 + 18=70+17 =46 + 39=14+75=53+25=38+22 =77+2=16 + 52 =24-21 =79+8 =56-2 =53+29 =25-12=39+50=87+8 =4740=8774 =

32、35-33=93-53=5516=39+50=9957=16+63=50-1 =41-2=11+87=31+68 =51-2=16 + 57=10+89=87-31 =90-65=62-41 =98-27=83-44=17+68=61-36 =小學(xué)一年級數(shù)學(xué)（下）口算題（十五）67-66=42 + 55=77+7=97-78 =75-37=67-36=16 + 72 =20+43=29+49 =45+44 =42 + 55=51+17=88-25=99-87=67-66 =77 + 7 =20+43=16+72=75-37 =97-78 =88-25=.29+49=45+44=67-36 =5

33、1 + 17=18 + 73=99-87=67-11 =39-34 =86-54 =55+44=56 + 14 =16+45=75 + 10 =15+72=53-10=98-55=50-3=25+73 =63-32 =51+44=75-25=99-43=24-1 =94+3 =21+68=20 + 69=9 + 50=34+54=29-16=81-31 =64 + 34 =2+49 =4+61 =29-5=50-30=39 + 59 =77-71 =33+66 =20 + 38 =53+41 =57+3 =80-70=21-14 =78-40 =89-9 =36-5=69 + 19=60-28

34、=74-46 =3 + 71 =53+13=77+15=263=23+46 =83-56=77+14 =88-15=25-24=90-21 =7065=30 + 63=61+36=64-16=99-16=100-83=4944=31-8=68+23=50 + 33 =81+9=73-37=67+17=91-51 =59-38 =27+43=29+24=79-10=73-61 =24-8 =小學(xué)一年級數(shù)學(xué)（下）口算題（十六）37 + 33=58-5=80 + 16 =99-34 =28 + 65=80-46 =35-12 =82-74 =91-60 =53-29 =71-68=44-26 =45

35、 + 13 =94-40 =92-2=67 + 2=75-43 =25+35 =39-11 =12+62 =80-16=27 + 54 =72-35 =63 + 6 =85-28=93-70=49-2 =91+8 =72-17=12+81 =3+61 =65 + 17 =51+25=65-65=5+74 =33-14=51+19 =4+81 =59+40 =13-7=64-17=51+25 =65+17 =27+49 =65+17=13-7=6561 =5+74 =3+61 =33-14=65 + 17 =59+40 =4+81 =51 + 19 =64-17 =27+49=6+81 =31-

36、18 =65-18=25+52 =16 + 75 =52-48 =71-66 =20 + 63=50-14 =16 + 36=5 + 50 =71 11 =92-43=79-35=93-87=29+41 =77-21 =3+47 =24-20 =76+11 =93 57=52 + 30 =79-8 =10 + 69=94-48=5640 =59-8 =3+91 =58 + 18 =19-5=54-19 =3425 =35 + 38 =93-26 =69+6=53+47 =69-25 =97-55 =72 + 12 =54-30 =79-73 =16 + 50 =20 + 78 =62+26 =

37、小學(xué)一年級數(shù)學(xué)（下）口算題（十七）17+73=97-70=76+23=60-53 =8075=53+33=47-11 =88-88=54 + 13 =94-24 =32-15=70 + 18 =52+12=59-7=56+7=60+3=37-20=88-15=58+21 =49-4=28 + 69=.79-34 =41+56=41-19 =96-54 =100-94 =50 + 1 =27+30=30+28 =41-28 =63-35=76 + 18 =71 + 14=38-37 =77+6 =12-7=3+73=57-55=93-43 =1+83 =66-46=60-25=88-27=55-

38、14 =31-15=10+69=90-46=45-3=100-9=6150=45+30=88+12=88-12=35-6 =85+11 =17+42=63-29 =82-46=67 + 33 =59+4 =38-17=60-13 =100-21 =39+47 =97-9=51-30=50-44 =11-2=15+43 =100-79 =87-55=82-54=99-23=50+22 =51+45=17+68=73+8 =48-11 =48+44 =85-23=36-11 =14+55=91-74=39+17=50-7=46 + 52=82+10=57+36=59+11 =21+74 =30+5

39、8=39+51 =33+56=714=28-13=63+18=88-2=97-23=30+47=70-18=小學(xué)一年級數(shù)學(xué)（下）口算題（十八）72-11 =47 + 16 =81-52=100-33=61+2=51+49=38 + 52 =29+61 =24+74 =10+85=70+16=55+9=99-32=34 + 58 =32+57=20+38=38-19=17+46=96-22 =93-38 =52 + 3 =.64 + 14=57-24=55 + 17=71+28 =70+2 =4+96 =36-22=79+6 =26-8=9 + 43 =13+86 =37-7=95-62 =21

40、+79 =69 + 7=34+46 =79+13=48+25=4 + 73=36 + 23=64-9 =29+57=35-24 =35-18 =32 + 54=24 + 70=55+6=20+40=85-17=63 + 6 =61-14=71-39=44+25=90-2=48-42=18 + 80 =2 + 80=50 + 17=23+46=38-26=16 + 74 =58-39=72-61 =99-61 =73 + 1 =28-18=6 + 86 =67-10 =76-3=90-47=88-28=45+9 =31+67 =67-41 =91-74=73+14 =37+25=16+48=32

41、+53=25+8=36+7=59+2=50+16=39+7=47+50=58-30=97-60=65-7=82-5=62-40=46-9=43-( )=3775-( )=15()-5=21學(xué)習(xí)資料20以內(nèi)退位減法（1）11-7=13-5=14-9=12-8=11-9=12-9=12-7=11-3=12-3=16-7=15-6=13-9=17-9=14-8=15-9=17-8=13-8=12-6=14-7=11-6=14-6=11-4=11-2=13-4=13-6=12-4=11-8=12-5=13-7=14-5=15-7=18-9=11-5=15-8=16-9=16-8=13-8=12-6=1

42、4-7=11-6=13-7=14-5=15-7=18-9=12-3=16-7=15-6=13-9=20以內(nèi)退位減法(2)12-3=16-7=15-6=13-9=14-6=11-4=11-2=13-4=13-8=12-6=14-7=11-6=11-7=13-5=14-9=12-8=13-7=14-5=15-7=18-9=11-9=12-9=12-7=11-3=13-6=12-4=11-8=12-5=17-9=14-8=15-9=17-8=11-5=15-8=16-9=16-8=13-7=14-5=15-7=18-9=11-5=17-9=15-9=11-3=14-9=12-9=12-7=14-7=

43、學(xué)習(xí)資料收集于網(wǎng)絡(luò)，僅供參考20以內(nèi)退位減法(3)14-6=11-4=11-2=13-4=12-3=16-7=15-6=13-9=13-8=12-6=14-7=11-6=17-9=14-8=15-9=17-8=11-5=15-8=16-9=16-8=11-9=12-9=12-7=11-3=13-7=14-5=15-7=18-9=11-7=13-5=14-9=12-8=13-6=12-4=11-8=12-5=13-8=12-6=14-7=11-6=12-3=16-7=15-6=13-9=11-5=15-8=16-9=16-8=20以內(nèi)退位減法(4)11-9=12-9=12-7=11-3=14-6

44、=11-4=11-2=13-4=11-5=15-8=16-9=16-8=13-6=12-4=11-8=12-5=17-9=14-8=15-9=17-8=13-7=14-5=15-7=18-9=12-3=16-7=15-6=13-9=13-8=12-6=14-7=11-6=11-7=13-5=14-9=12-8=11-9=12-9=12-7=11-3=13-7=14-5=15-7=18-9=13-6=12-4=11-8=12-5=學(xué)習(xí)資料學(xué)習(xí)資料收集于網(wǎng)絡(luò)，僅供參考20以內(nèi)退位減法(5)11-5=15-8=16-9=16-8=17-9=14-8=15-9=17-8=13-6=12-4=11-8=12-5=12-3=16-7=15-6=13-9=11-9=12-9=12-7=11-3=13-8=12-6=14-7=11-6=11-7=13-5=14-9=12-8=14-6=11-4=11-2=13-4=13-7=14-5=15-7=18-9=11-7=13-5=14-9=12-8=13-8=12-6=14-7=11-6=12-3=16-7=15-6=13-9=20以內(nèi)退位減法(6)17-9=14-8=15-9=17-8=11-5=15-8=16-9=16-8=13-8=12-6=14-7=11-6=11-7=13-5=14-9=12-8=14-6=11-4=1