Objective: Understand equal groups of as multiplication.
Application Problem (10 minutes)
There are 83 girls and 76 boys in the third grade. How many total students are in the third grade?
Problem 1: Skip-count to find the total number of objects.
(Select 10 students to come to the front.) At the signal, say how many arms you each have. Two! Skip count to solve 10 x 2 = ?
Problem 2: Understand the relationship between repeated addition, counting groups in unit form, and multiplication sentences.
You have 12 counters. Use your counters to make equal groups of two. How many counters will you put in each group? Show with your fingers.
Problem 3: Write multiplication sentences from equal groups.
Problem Set (10 min)
Practice Problems of arrays
Student Debrief (10 Min)
Review Lesson Objective: Understand equal groups of as