Section 4.1 Videos

Divisibility Tests part 1 Links to an external site.

Divisibility Tests part 2 Links to an external site.

Factors and Rectangles Links to an external site.

Factor Pairs Links to an external site.

Prime Factors and Factor Trees Links to an external site.

Factors, Multiples, Color Rods Links to an external site.

Activity 4.1 continued Links to an external site.