Addition
Addition Support Video

Below you will find the videos separately.
2D + 2D without regrouping (Base 10)

2D + 2D with regrouping (Base 10)

3D + 2D without regrouping (Base 10)

3D + 2D with regrouping ones (Place Value Counters)

3D + 2D with regrouping tens and ones (Place Value Counters)

3D + 3D without regrouping (Place Value Counters)

3D + 3D with regrouping ones (Place Value Counters)

3D + 3D with regrouping tens and ones (Place Value Counters)
