Video# Clip 2: Problem 1 - Part A (2:45-8:21)

Number Operations: Multiplication## Supporting grades: 4

Inside Mathematics

Description: In this clip, the teacher goes over some examples with her students which demonstrate -- using the conceptual idea of equal groups -- the equivalence of certain multiplication and addition statements (e.g., 2*9 = 9+9; 3*3 = 3+3+3).

You must log inorsign upif you want to:*

*Teacher Advisor is 100% free.