两位数减一位数退位口算题

1、81-7=36-7=31-7=10-3=34-5=55-8=15-9=12-4=55-9=25-6=20-6=62-9=92-7=74-9=23-6=10-5=92-5=10-8=31-5=12-4=92-5=65-8=50-4=16-8=12-6=75-7=15-6=82-5=93-9=45-7=85-9=92-8=31-6=62-5=45-9=10-6=82-5=95-8=23-4=50-3=43-4=70-5=31-7=51-2=82-3=92-5=25-9=44-6=73-8=90-6=76-7=32-9=10-7=33-5=70-2=12-7=46-8=45-6=41-7=23-9=

2、90-7=10-4=72-6=21-5=23-5=81-2=52-4=73-6=81-5=16-8=70-4=80-8=44-6=60-5=51-5=80-9=72-4=94-5=13-8=64-8=31-5=20-2=13-7=32-4=71-6=53-7=51-3=50-5=72-3=67-8=74-9=50-2=61-5=27-9=32-3=72-7=70-5=32-6=73-7=60-3=61-7=50-1=45-6=63-6=40-8=47-8=27-8=63-4=82-3=44-8=43-5=96-9=71-3=52-4=72-9=51-3=80-5=50-2=93-4=30-9=

3、31-4=85-6=41-7=32-3=30-2=35-8=81-4=60-8=92-3=31-4=22-3=35-7=10-1=83-8=66-7=56-7=73-9=90-8=60-4=44-7=71-7=65-9=96-9=15-9=82-9=42-5=13-6=20-5=13-5=63-4=80-8=18-9=10-1=82-9=22-5=32-3=22-5=98-9=91-2=62-7=41-4=65-7=64-6=12-4=60-2=55-8=30-8=62-9=91-6=44-6=21-4=54-6=62-3=77-9=30-7=20-2=30-3=70-6=50-3=25-9=

4、12-3=92-8=65-8=10-7=11-5=81-8=25-6=63-6=16-9=42-4=51-6=41-5=81-5=13-6=11-2=54-6=62-3=64-8=24-7=41-4=75-7=22-7=71-9=20-2=12-8=21-2=91-4=53-8=61-8=56-7=15-6=26-9=22-9=78-9=60-5=94-7=61-9=54-5=78-9=46-7=71-2=80-4=91-6=83-5=50-9=90-3=75-9=11-6=53-7=31-2=85-9=95-8=92-6=70-9=11-5=12-3=14-7=60-1=30-7=80-3=

5、52-6=31-5=32-7=12-7=48-9=76-8=64-6=71-7=50-2=65-9=62-3=97-9=90-4=32-7=70-4=40-5=94-9=91-5=66-7=50-4=40-1=72-9=10-2=54-7=60-8=11-9=30-8=53-5=94-8=73-8=21-4=70-2=42-7=33-6=84-5=42-8=33-7=84-6=98-9=57-9=63-7=91-5=31-2=22-9=90-6=71-7=20-6=51-2=10-4=70-1=50-6=86-8=41-4=54-7=34-8=44-8=76-8=37-9=70-2=22-9=

6、12-9=71-2=30-5=23-7=83-8=63-5=72-4=41-3=57-8=52-5=67-8=81-7=71-4=53-8=63-5=20-2=61-7=66-9=13-5=52-5=97-8=40-3=98-9=84-8=66-9=95-8=77-9=52-6=44-5=71-9=62-7=44-9=63-7=97-8=40-9=20-9=52-5=73-7=76-7=63-4=31-9=71-2=37-8=15-8=54-7=75-9=61-8=71-4=74-8=94-5=22-7=25-6=87-8=41-7=43-6=95-8=30-5=70-9=73-4=12-6=

7、11-4=50-5=90-8=87-8=30-6=44-5=93-6=44-8=11-9=90-1=23-7=53-6=82-3=10-5=20-2=30-9=20-5=92-9=61-4=11-2=14-6=73-9=54-9=13-7=41-4=14-5=91-5=62-5=25-9=35-9=51-2=34-5=13-4=13-5=46-9=65-8=74-5=56-8=76-8=52-9=52-6=66-7=71-4=30-9=33-9=45-9=85-7=32-7=53-8=50-2=71-5=17-9=23-9=24-9=62-4=13-4=84-6=22-6=23-8=24-8=

8、35-7=82-5=31-6=73-5=30-2=63-6=15-6=20-1=76-9=70-7=90-2=81-5=55-7=31-8=13-9=80-8=20-8=22-7=95-9=95-7=61-6=30-3=32-6=82-5=32-9=91-2=52-4=12-6=86-8=97-9=17-8=70-3=84-7=81-8=81-2=85-7=20-2=53-6=20-7=30-6=12-9=82-6=76-8=26-7=61-4=80-4=65-8=52-9=41-7=12-5=82-7=12-4=51-9=44-5=66-7=66-9=46-9=80-7=31-2=42-4=

9、23-5=94-7=41-4=20-7=90-5=44-7=66-8=22-6=91-6=93-6=13-6=10-8=51-9=95-6=92-7=75-9=62-4=95-7=20-8=10-4=13-5=60-7=50-1=22-3=53-4=40-8=24-9=76-9=94-9=95-8=55-7=31-7=63-9=32-3=62-7=83-7=61-4=51-9=45-9=41-9=61-2=25-9=26-7=61-8=54-5=20-7=31-3=71-6=53-9=21-6=63-6=34-6=63-6=13-5=62-4=41-3=80-8=14-8=12-6=70-5=

10、24-5=13-9=91-3=15-7=30-4=86-9=74-5=31-3=51-3=55-8=57-9=21-4=15-9=12-7=14-9=42-5=41-7=45-7=91-5=32-7=60-2=50-9=67-8=25-7=21-9=74-6=91-5=14-6=63-4=31-5=71-5=62-9=52-7=73-7=10-5=20-8=43-5=30-9=91-9=30-7=81-7=42-6=52-4=25-8=50-8=12-4=73-6=76-7=41-9=38-9=81-9=85-8=80-5=72-3=46-9=93-6=42-5=35-9=60-9=38-9=

11、45-8=20-2=11-2=32-9=52-4=46-9=40-7=61-8=13-7=96-8=14-8=81-3=24-8=66-7=64-9=91-9=72-4=67-9=80-1=82-3=22-6=52-6=83-8=96-8=62-5=64-7=21-2=25-6=40-4=82-3=45-8=41-5=72-5=80-9=43-4=97-8=35-6=42-8=40-6=48-9=80-8=66-8=31-7=92-8=41-3=67-9=61-7=50-3=67-8=86-7=41-3=61-4=33-4=12-3=14-6=20-9=73-8=63-4=43-8=38-9=

12、22-8=97-9=23-6=51-5=22-4=41-8=18-9=57-8=47-8=80-2=80-7=83-9=30-5=63-8=72-6=88-9=13-8=63-4=13-6=94-6=76-8=22-4=42-8=46-9=72-6=67-9=47-8=95-8=75-7=51-3=97-9=12-3=71-2=84-8=12-6=21-9=73-8=81-6=96-9=51-9=16-7=72-6=82-3=52-4=55-6=33-8=80-5=11-3=43-4=90-9=31-9=62-5=10-4=55-6=11-3=70-4=22-3=66-8=44-9=46-7=

13、75-7=83-7=62-4=96-7=40-7=73-6=70-8=41-3=75-9=25-7=84-8=50-5=10-6=11-5=93-4=56-8=90-5=44-5=58-9=46-9=23-5=90-4=80-3=93-5=92-5=93-4=71-2=20-6=61-3=41-8=23-6=57-9=86-8=25-9=90-5=73-5=15-9=81-6=63-4=52-5=72-4=34-9=67-9=74-7=41-2=70-7=22-7=51-8=63-9=82-7=94-9=17-9=38-9=43-6=42-5=63-8=56-8=54-5=77-9=87-8=

14、60-3=51-9=54-9=26-7=52-8=30-8=73-8=20-1=24-6=62-8=90-1=91-2=62-8=95-8=61-4=15-7=40-4=14-8=54-5=36-7=40-6=80-9=85-8=91-9=80-7=20-4=64-6=23-5=23-7=42-7=96-7=40-5=90-1=42-8=10-3=80-6=81-3=20-5=50-8=26-9=91-9=62-4=44-9=41-9=54-8=91-8=90-2=41-2=74-9=17-8=62-8=90-4=23-4=43-4=62-8=90-3=50-2=64-6=15-9=33-8=

15、92-4=52-4=21-7=42-8=60-3=25-7=33-6=71-5=82-6=21-8=61-3=11-2=33-6=76-7=52-5=54-9=32-3=52-6=72-4=80-5=21-3=87-8=32-7=60-8=83-5=72-6=92-7=41-7=23-6=65-8=76-9=22-4=41-3=70-8=54-8=74-9=84-7=75-6=97-8=54-9=72-5=14-6=61-6=40-7=22-3=31-2=36-7=40-5=42-3=94-6=30-6=95-8=11-2=31-9=55-7=60-1=42-7=15-8=25-9=20-2=

16、42-9=55-7=81-9=85-9=13-4=13-5=60-2=74-8=92-6=90-8=53-4=85-8=41-7=64-9=93-8=71-7=42-4=73-4=54-7=73-6=53-7=75-8=60-8=56-9=46-9=90-8=77-8=43-9=33-6=63-7=41-7=63-4=41-7=52-4=66-8=26-9=20-8=61-7=36-7=73-6=60-6=81-6=71-7=10-8=92-7=92-7=20-2=52-9=94-8=27-8=71-7=60-6=13-4=95-7=66-7=10-6=31-7=11-7=20-8=46-8=

17、81-9=33-8=82-6=24-6=52-8=94-7=52-3=40-8=88-9=92-6=63-5=72-6=28-9=90-9=25-7=35-8=80-5=93-9=36-7=80-2=50-3=15-7=84-5=73-6=52-8=11-3=54-5=73-4=26-8=86-7=95-8=15-7=44-6=11-7=96-9=80-5=82-8=38-9=81-6=23-4=20-3=75-8=50-4=82-4=93-6=76-7=51-3=23-6=22-7=60-1=42-5=85-7=65-8=62-4=42-9=11-3=12-4=81-7=12-7=75-8=

18、80-7=62-8=32-6=50-5=52-4=10-1=68-9=90-6=86-8=35-9=13-5=90-2=34-6=54-8=92-9=53-7=24-6=61-2=90-5=94-6=30-5=45-7=61-5=22-3=80-7=40-4=51-2=62-3=66-7=41-4=43-6=98-9=72-4=33-9=10-8=56-7=90-4=24-5=53-4=73-9=37-9=98-9=70-6=74-8=52-8=70-2=52-5=44-9=12-7=64-5=94-5=70-4=21-5=77-8=36-8=85-6=91-6=83-8=14-5=50-4=

19、85-7=40-5=60-1=82-6=10-2=10-7=12-5=92-5=52-4=86-8=73-4=10-6=32-7=33-6=90-8=11-9=71-4=21-6=83-5=73-7=60-9=82-7=78-9=33-6=90-5=20-1=74-5=72-7=51-7=51-2=64-7=86-8=10-4=22-3=64-9=43-8=66-7=21-2=24-8=92-7=51-7=42-7=76-9=61-4=73-8=28-9=23-9=24-7=21-7=22-3=21-4=10-4=84-9=56-7=61-9=96-7=41-7=91-6=96-8=62-4=

20、61-3=40-6=87-8=84-9=21-6=25-7=80-8=24-6=50-7=70-8=82-9=22-3=31-5=50-9=30-4=13-5=66-9=83-5=61-7=71-2=55-9=64-6=15-8=53-5=35-9=41-7=51-7=72-3=11-9=66-7=82-8=40-7=14-8=64-6=11-8=22-3=73-6=83-9=17-8=23-7=63-5=35-9=14-6=22-6=10-8=67-8=34-9=65-7=71-3=57-8=52-3=10-8=50-2=16-8=51-7=65-6=70-3=13-9=52-3=96-7=

21、62-6=73-6=45-6=11-3=81-7=25-8=35-8=13-8=12-5=51-2=50-7=75-8=70-5=51-3=70-7=42-8=21-5=27-8=82-6=92-8=80-3=35-8=62-4=32-7=20-5=20-9=63-4=61-3=84-5=40-4=62-4=86-8=80-3=93-8=90-3=96-8=42-8=33-9=21-2=10-8=96-7=31-8=97-9=87-8=97-9=70-9=54-7=81-9=45-9=43-4=52-6=52-8=91-8=84-8=14-6=53-9=91-2=46-7=55-9=61-6=

22、10-3=44-7=20-3=50-6=32-8=23-5=80-7=70-9=91-8=50-7=50-5=32-7=20-3=83-9=31-3=82-8=41-5=10-7=60-7=14-5=11-5=42-7=28-9=93-8=42-6=22-4=50-2=41-3=21-9=84-8=11-9=93-6=80-3=33-6=83-5=41-7=25-7=54-9=30-9=74-8=53-5=51-3=21-6=74-8=81-7=52-4=86-8=52-9=11-2=14-6=73-5=65-9=85-8=15-9=70-9=82-5=20-1=22-6=72-7=65-6=

23、42-7=35-7=93-4=13-7=21-4=35-7=20-8=40-7=16-8=42-5=97-9=36-7=27-9=81-9=21-2=82-9=57-9=82-5=41-9=42-8=80-3=80-1=70-9=15-6=77-8=62-5=62-4=70-7=88-9=41-8=40-3=13-9=36-9=85-9=14-9=85-7=63-6=16-7=22-9=95-7=65-6=41-6=15-9=40-8=66-8=44-7=72-9=91-9=52-5=70-3=80-6=72-9=26-9=13-8=40-9=24-5=51-2=81-5=73-5=72-4=

24、53-9=73-9=41-2=96-8=22-4=63-5=67-8=90-9=37-9=13-5=84-7=93-6=95-9=41-5=80-1=95-9=54-6=92-9=22-4=33-4=80-8=91-9=97-9=52-4=27-9=43-7=70-9=61-3=40-9=40-8=61-8=30-8=61-3=34-8=15-6=51-4=61-2=64-9=94-6=32-5=75-8=30-9=74-9=46-9=20-6=41-8=51-3=20-6=43-8=76-7=92-8=10-5=71-9=24-8=98-9=70-7=73-8=54-8=90-8=15-7=

25、32-8=50-5=81-9=91-7=73-8=91-8=81-3=52-8=20-1=54-5=23-8=80-1=71-3=40-5=62-6=21-3=35-6=32-8=40-9=31-7=23-4=26-7=40-8=52-9=40-6=41-2=86-8=32-8=60-7=84-6=41-9=14-9=34-5=52-8=71-3=23-6=74-5=94-9=91-7=81-9=48-9=23-6=72-4=23-4=81-3=10-9=25-6=32-4=75-9=95-6=82-8=61-8=41-9=50-1=14-9=73-8=11-6=52-8=31-6=40-5=

26、41-6=61-6=82-5=23-9=52-3=52-5=56-8=92-6=46-8=67-9=22-3=55-6=51-3=70-2=28-9=26-8=96-7=51-9=90-2=23-6=62-8=95-6=16-7=50-6=31-6=90-8=62-5=10-1=23-9=30-5=75-9=35-9=12-8=60-3=76-7=40-2=31-5=23-6=26-7=41-6=13-6=36-9=12-5=13-6=60-6=76-8=91-8=60-1=50-7=66-9=34-8=35-9=97-8=67-9=41-3=41-4=35-8=24-8=30-1=91-8=

27、76-7=61-8=13-5=85-7=33-7=21-5=80-7=21-4=22-9=30-5=24-6=15-9=75-9=40-8=34-5=94-5=45-7=91-4=20-9=40-7=60-3=84-6=84-8=65-6=57-8=61-8=11-6=20-1=13-4=10-1=71-5=81-5=40-1=63-7=31-8=91-9=12-8=40-9=14-8=76-9=55-8=20-9=25-9=82-5=22-6=90-5=51-5=22-6=50-7=96-8=62-4=12-8=63-8=14-7=23-4=25-6=60-8=65-8=45-6=10-1=

28、24-8=85-9=24-5=82-9=16-8=40-5=52-9=30-1=90-2=72-7=72-8=21-2=84-7=56-9=64-5=87-9=72-5=53-6=57-8=74-9=33-5=95-9=83-4=16-7=11-3=46-8=81-5=11-6=27-9=61-9=91-2=32-5=54-7=32-9=20-8=71-3=71-2=10-7=61-3=90-6=51-4=92-7=11-9=60-3=92-3=85-8=71-3=43-4=31-7=67-9=22-6=90-8=61-6=50-4=95-6=72-7=61-4=71-4=60-1=64-8=

29、54-8=31-5=25-7=60-8=51-8=30-1=21-4=31-6=74-5=91-4=34-9=35-8=50-5=90-7=20-9=23-7=23-6=40-9=92-7=15-9=31-5=70-3=53-4=82-9=97-9=46-9=20-3=67-8=22-8=67-9=63-4=44-8=50-1=94-6=46-8=20-4=15-8=21-6=16-9=84-6=61-8=44-6=70-7=54-6=86-8=28-9=90-2=60-3=30-3=77-9=30-2=21-7=30-1=50-7=70-3=81-3=70-6=62-8=90-6=12-8=

30、91-5=30-1=24-5=41-2=62-5=84-8=60-6=50-3=41-2=32-7=40-8=55-9=55-8=42-7=86-7=60-1=61-7=73-4=11-4=55-9=74-7=42-8=58-9=84-5=55-6=61-9=91-7=61-8=52-5=72-9=70-1=63-7=17-9=41-2=14-9=36-9=68-9=45-9=82-7=53-8=40-3=34-8=90-4=83-5=55-8=44-5=82-4=82-6=41-3=24-6=11-4=43-5=50-4=61-5=53-4=17-9=14-5=80-8=43-8=37-9=

31、76-7=91-3=41-2=14-6=20-5=95-7=33-9=55-9=81-6=90-9=36-7=60-4=82-4=47-9=46-7=70-4=82-9=27-9=42-9=55-9=12-7=42-9=11-7=57-8=74-6=10-2=62-7=80-7=90-4=30-7=64-6=84-7=51-2=21-7=65-9=32-5=11-6=22-8=44-7=14-5=82-4=62-6=45-8=76-7=21-5=12-8=90-9=51-9=70-5=32-6=50-7=75-6=35-8=80-7=22-8=74-6=57-8=36-9=91-4=75-7=

32、95-7=14-7=55-7=20-2=93-9=92-4=14-7=20-4=51-9=10-7=96-7=71-9=57-8=40-1=84-9=37-8=13-4=20-7=80-9=10-5=50-4=95-9=53-8=81-2=80-6=92-6=65-7=71-4=27-9=70-2=83-4=13-7=23-6=34-6=94-6=30-5=21-4=40-3=72-4=85-6=70-3=61-9=12-8=50-4=35-9=82-8=15-8=11-8=66-8=92-3=31-8=81-6=15-6=57-8=70-2=16-8=60-6=71-4=60-1=71-6=

33、55-7=15-6=26-8=72-3=41-8=31-3=60-7=31-8=13-9=25-7=10-2=27-9=53-7=42-5=64-8=93-5=34-5=85-9=78-9=82-4=52-8=30-6=90-9=92-5=22-4=31-3=81-5=85-8=80-9=21-5=34-9=50-1=92-3=53-4=43-9=60-5=61-8=90-4=10-3=42-6=63-9=90-1=22-4=14-6=66-9=71-6=36-8=96-8=14-9=64-5=86-7=70-2=54-7=65-7=16-8=92-7=75-8=85-8=17-9=94-5=

34、55-7=30-8=97-9=60-6=80-8=82-7=33-5=73-5=38-9=36-8=91-9=21-4=50-7=56-9=54-8=68-9=61-5=30-1=43-9=50-1=81-4=42-3=37-8=40-8=72-8=32-9=50-8=76-8=84-9=37-8=64-5=22-4=70-1=24-5=63-9=44-8=41-4=11-4=13-4=55-8=93-6=10-4=67-8=74-5=83-9=92-4=84-7=45-9=43-6=43-4=70-5=74-7=67-8=30-5=50-6=73-9=22-8=17-8=61-9=44-9=

35、90-4=51-4=64-8=86-9=20-5=31-5=70-5=56-7=32-4=64-5=20-7=55-8=96-7=53-5=53-5=45-8=23-7=61-4=24-7=44-8=15-9=90-2=72-5=53-4=73-9=23-7=60-6=20-2=80-7=96-9=90-4=67-9=94-7=27-8=47-9=90-1=30-4=41-9=96-9=63-9=22-8=77-8=92-9=77-9=70-9=30-3=53-4=35-7=14-9=21-8=30-9=90-9=50-7=90-3=33-9=34-5=11-8=13-5=54-9=81-2=

36、45-7=27-8=91-5=44-5=50-8=70-8=52-5=73-5=70-1=83-5=36-9=95-7=27-9=20-7=88-9=84-8=75-6=64-5=53-8=82-6=51-8=12-7=31-2=51-4=62-8=52-6=11-7=91-4=60-2=87-8=25-6=70-5=12-3=31-8=91-3=35-8=81-5=54-5=11-9=94-9=92-4=80-8=75-7=84-6=61-6=43-5=61-5=10-6=43-6=94-8=35-9=83-9=41-3=94-9=73-8=20-4=27-8=25-7=60-1=48-9=

37、43-6=41-7=80-1=14-8=50-8=91-4=25-8=94-5=44-8=82-5=37-9=95-8=95-8=84-9=63-6=52-7=42-6=41-6=40-6=60-3=43-7=77-9=46-9=82-7=56-9=50-2=68-9=24-7=71-7=82-4=80-4=24-9=70-4=70-6=71-3=74-8=34-5=51-8=51-2=55-8=70-4=17-8=42-5=91-8=13-9=42-9=53-7=20-6=88-9=71-9=25-7=53-6=20-9=14-7=33-5=83-4=53-4=34-5=60-6=10-3=

38、56-8=31-8=91-7=91-7=84-9=37-8=33-9=33-6=50-5=41-7=95-9=74-8=12-4=92-6=26-8=32-8=77-9=17-8=30-4=43-8=40-5=22-5=41-2=32-9=22-9=66-8=22-3=28-9=92-8=63-8=73-6=74-8=40-3=54-5=70-8=63-5=31-7=71-6=10-5=61-8=96-7=60-8=48-9=51-6=45-9=84-6=41-6=72-5=12-9=38-9=84-5=48-9=51-4=23-9=61-2=71-9=51-8=13-9=13-9=91-6=

39、85-8=68-9=55-7=44-5=41-5=37-9=78-9=14-6=76-8=61-2=66-9=60-4=20-6=70-6=43-8=45-9=82-7=86-8=93-6=73-4=80-4=95-6=42-6=74-9=11-5=50-8=81-4=23-4=62-8=14-5=51-3=53-9=41-9=84-8=20-1=71-9=73-6=20-1=35-9=72-7=25-8=76-9=51-2=44-6=70-5=73-8=75-6=88-9=41-7=93-7=74-6=21-4=65-8=90-6=51-3=33-5=66-9=54-5=61-4=70-2=

40、98-9=72-4=97-9=70-7=40-4=41-3=90-4=92-5=87-8=92-8=83-4=80-2=21-2=13-4=91-2=17-9=14-9=53-4=15-7=90-6=91-5=62-7=64-8=52-6=93-5=12-6=40-6=82-7=41-4=90-1=80-4=20-9=42-5=32-7=96-8=92-8=52-6=70-5=42-3=80-6=60-9=12-4=26-8=24-8=20-4=25-9=75-6=43-8=53-4=86-8=48-9=80-6=14-5=90-5=31-9=11-2=23-4=31-8=53-4=71-4=

41、62-8=45-9=10-2=73-5=41-9=63-6=58-9=41-5=50-5=30-3=81-6=37-8=10-5=45-8=84-6=92-6=15-8=43-5=30-5=13-7=54-8=70-7=61-4=62-5=71-5=91-2=26-8=65-8=75-8=72-7=42-5=42-5=42-3=11-3=93-8=36-7=86-8=78-9=54-9=73-7=96-7=32-8=84-7=23-5=66-8=61-2=72-5=34-9=37-8=21-9=98-9=21-7=60-3=81-7=12-4=52-6=83-9=81-8=54-7=82-3=

42、61-8=13-7=60-3=22-6=81-4=17-9=10-7=35-9=10-3=27-8=75-8=32-6=33-5=64-8=41-7=31-2=50-5=41-9=76-9=12-9=22-5=66-8=20-8=80-9=92-7=26-8=53-6=56-8=92-9=50-4=20-2=12-3=32-4=94-6=15-7=24-6=43-4=43-5=61-7=22-8=82-6=93-4=67-8=65-6=91-8=64-9=11-3=23-5=71-7=61-8=40-9=85-9=11-4=73-4=44-6=16-9=33-4=61-6=22-7=10-5=60-8=82-8=90-6=35-9=75-7=30-5=80-7=61-2=10-3=41-2=91-5=82-4=20-9=54-7=41-7=91-4=71-4=52-8=13-6=31-4=30-8=61-8=50-2=93-7=61-7=15-8=55-8=34-9=83-6=13-6=60-9=80-7=50-5=73-8=74-7=92-6=35-6=71-8=25-8=86-7=33-6=92-7=53-6=44-8=96-8=98-9=9