1 tens ones one tally marks 3 ones two tens ones 0 1 tens ones three tally marks 2 tens tally marks 4 tens ones 0 2 tens ones four tens ones 0 3 tally marks tens ones 0 4 2 tens ones two tally marks 4 ones one tens tens ones ones three tally marks 1 tens tally marks 3 tens tens ones ones three tens ones tally marks tens ones 5 tens ones 7 tens ones 0 5 tens ones seven tally marks ones six five tally marks 6 tens tally marks 8 tens ones 0 6 tens ones eight tens ones 0 7 tally marks tens ones 0 8 6 tens ones 8 tens tens ones ones eight tally marks ones five six tally marks 5 tens tally marks tens ones 7 tens ones seven tens ones tally marks tens ones 9 tens ones nine tally marks 11 ones ten tens ones 0 9 tens ones eleven tally marks 10 tens tally marks 12 tens ones 1 0 tens ones twelve tens ones 1 1 tally marks tens ones 1 2 10 tens ones ten tally marks 12 ones nine tens tens ones ones twelve tally marks 9 tens tally marks 11 tens tens ones ones eleven tens ones tally marks tens ones 13 tens ones thirteen tally marks 15 ones fourteen tens ones 1 3 tens ones tally marks 16 tens ones 1 4 tens ones sixteen fifteen tally marks 14 tens tens ones 1 5 tally marks tens ones 1 6 14 tens ones fourteen tally marks 16 ones thirteen tens tens ones ones tally marks 15 tens tens ones ones fifteen sixteen tally marks 13 tens tens ones tally marks tens ones 17 seventeen tally marks 19 nineteen tally marks tens ones 18 tens ones eighteen tens ones 1 7 tens ones tally marks 20 tens ones 1 8 tens ones twenty tens ones 1 9 tally marks tens ones 2 0 18 eighteen tally marks 20 nineteen tally marks tens tens tens tens ones ones ones ones 17 seventeen tally marks 19 nineteen tally marks tens tens tens tens ones ones ones ones