My Definition

Key Characteristics

The following are true of a join:

  • It represents the action of combining.

  • It describes an action for a situation where quantities are brought together.

  • It begins with a start value that is increased by a change value that leads to a result value.

  • It is represented by addition.


Use the link below to further study examples of Join.

Join Card Sort Activity


  • Separate

  • Compare

  • Part-part-whole

TEKS: K(3)(A); 1(3)(A)