Comprehensive K-5 1 Mathematics

Lessons for Adventures in Addition and Subtraction

Exploring the intriguing world of addition and subtraction to solve everyday problems.

Introduction to Addition

Introduction to Addition

Introduction to Subtraction

Introduction to Subtraction

Addition Facts to 10

Addition Facts to 10

Subtraction Facts to 10

Subtraction Facts to 10

Addition and Subtraction Word Problems

Addition and Subtraction Word Problems

Addition and Subtraction with Pictures

Addition and Subtraction with Pictures

Mental Math Magic

Mental Math Magic

Addition and Subtraction in Games

Addition and Subtraction in Games

Math in Music

Math in Music

Addition and Subtraction in Nature

Addition and Subtraction in Nature