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20内减法表

发布时间:2014-01-28 16:58:07  

1234567891011121314151617181920121314151617181920

-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-12-12-12-12-12-12-12-12-12

=0=1=2=3=4=5=6=7=8=9=10=11=12=13=14=15=16=17=18=19=0=1=2=3=4=5=6=7=8

234567891011121314151617181920-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2-2=0=1=2=3=4=5=6=7=8=9=10=11=12=13=14=15=16=17=18

34567891011121314151617181920-3-3-3-3-3-3-3-3-3-3-3-3-3-3-3-3-3-3=0=1=2=3=4=5=6=7=8=9=10=11=12=13=14=15=16=17

4567891011121314151617181920-4-4-4-4-4-4-4-4-4-4-4-4-4-4-4-4-4=0=1=2=3=4=5=6=7=8=9=10=11=12=13=14=15=16

567891011121314151617181920-5-5-5-5-5-5-5-5-5-5-5-5-5-5-5-5=0=1=2=3=4=5=6=7=8=9=10=11=12=13=14=15

67891011121314151617181920-6-6-6-6-6-6-6-6-6-6-6-6-6-6-6=0=1=2=3=4=5=6=7=8=9=10=11=12=13=14

7891011121314151617181920-7-7-7-7-7-7-7-7-7-7-7-7-7-7=0=1=2=3=4=5=6=7=8=9=10=11=12=13

891011121314151617181920-8-8-8-8-8-8-8-8-8-8-8-8-8=0=1=2=3=4=5=6=7=8=9=10=11=12

91011121314151617181920-9-9-9-9-9-9-9-9-9-9-9-9=0=1=2=3=4=5=6=7=8=9=10=11

1011121314151617181920-10-10-10-10-10-10-10-10-10-10-10=0=1=2=3=4=5=6=7=8=9=10

11121314151617181920-11-11-11-11-11-11-11-11-11-11

1314151617181920-13-13-13-13-13-13-13-13=0=1=2=3=4=5=6=7

14151617181920-14-14-14-14-14-14-14=0=1=2=3=4=5=6

151617181920-15-15-15-15-15-15=0=1=2=3=4=5

1617181920-16-16-16-16-16=0=1=2=3=4

17181920-17-17-17-17=0=1=2=3

18-18=019-18=120-18=2

19-19=020-19=1

20-20=0

=0=1=2=3=4=5=6=7=8=9

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