There is a pattern to how the numbers are written from 1 to 100, but we can’t hear a regular pattern in the way we say the numbers until we get to the number 20. For example, count aloud from 31 ...

There is a pattern to how the numbers are written from 1 to 100, but we can’t hear a regular pattern in the way we say the numbers until we get to the number 20. For example, count aloud from 31 ...