## First Grade Math

Second Quarter

Chapter 6: Develop Subtraction Strategies

Lesson 6-1, Count Back 1, 2, or 3.  Click here for lesson.

Lesson 6-2, Problem Solving Strategy: Write a number sentence.

Lesson 6-3, Use a Number Line to Subtract. Click here for lesson.

Mid-Chapter Check/Spirial Review

Lesson 6-4, Problem Solving Investigation: Choose a Strategy.

Lesson 6-5, Use Doubles to Subtract.  Click here for lesson.

Lesson 6-6, Relate Addition to Subtraction.  Click here for lesson.

Lesson 6-7, Fact Families.  Click here for lesson.

Impact Activities for using a number line to subtract. Click here.

Impact Activities for using doubles to subtract. Click here.

Impact Activities for using fact families to subtract. Click here.

Third Quarter

Chapter 8, Recognize Number Patterns. Click here.

Chapter 12, Identify Geometric Figures. Click here.

Impact Activities - Lesson I-1, Spying Shapes and Finding Faces. Click here.

Impact Activities - Lesson J-1, Comparing Attributes of Figures. Click here.

Chapter 13, Understand Place Value. Click here.

Impact Activities - Unit H, Number Patterns: Numbers to 100. Click here.

Chapter 15, Solve Two-Digit Addition and Subtraction Problems. Click here.

Fourth Quarter

Chapter 9, Compare Measurements.

Chapter 7, Measure Time.

Chapter 11, Identify Coins.
Chapter 14, Describe Fraction Parts. Click here.