Teen Numbers
Show 11
1 stick of 10 and 1 extra one
Show 12
Show 17
1 stick of 10 and 7 extra ones
Show 13
Show 16
1 stick of 10 and 6 extra ones
Show 18
1 stick of 10 and 8 extra ones
Show 15
Show 14
1 stick of 10 and 4 extra ones
Show 19
1 stick of 10 and 9 extra ones