Could someone please check these math translations?

Question

Hello again! -

Could someone please check these translations...

I know that sometimes translations can turn out funny. Thank you!

This is the one's collumn/ten's

Esta es una de collumn

Esto es a los diez collumn

How would you say this is the ten's/one's place? Gracias! Jmcclain

Answer 1

Esta es la columna de las unidades. Esta es la columna de las decenas.