3rd grade Instructional Guide

Operations and Algebraic Thinking

Core Guide

Grade 3

Suggested Models

Suggested Strategies

● Use manipulatives/objects or other models ● Use repeated subtraction ● Drawing pictures ● Model equal groups ● Model equal groups with various counters ● Discuss real-life situations where objects are in groups ● Use and compare number lines, bar models, and area models

Partitive Division: There are 12 cookies. If you put them in three bags, how many cookies will be in each bag?

Quotative Division: There are 12 cookies. If you give put 3 cookies in each bag, how many bags will you fill?

Partitive

Quotative

3.OA.2