## CK-12

CK-12 provides open-source high quality K-12 learning platform to help teachers provide learning opportunities for students globally. Free access to 5000+ high-quality, customizable educational concepts in multiple modalities (text, videos, quizzes, images etc.) suited to different learning levels will allow teachers, students and others to innovate and experiment with new models of learning. Learn more at: www.ck12.org/teacher

Lessons 668
Views 89,108
Downloads 1,446

## Decimal Addition

CK-12
Updated:
2018
1 Comment
• Math
• Elementary (Grades 3-5)
This resource includes Guidance with examples, Guidance Practice, Mixed Review, and Vocabulary.

## Addition of Integers

CK-12
Updated:
2016
0 Comments
• Math
• Middle School
This resource offers Guidance, Guided Practice, Mixed Review, and Vocabulary.

## Basic Geometry Terms

CK-12
Updated:
2016
0 Comments
• Math
• Elementary (Grades 3-5)
Learn basic geometry terms and relate them to real world applications.

## Estimating and Rounding when Adding Decimals

CK-12
Updated:
2016
0 Comments
• Elementary (Grades 3-5)
An Interactive lesson and video to help explain adding decimals using estimation and rounding. Included in this resource is Guided Practice, Mixed...

## Numbers With Decimal Place Value

CK-12
Updated:
2016
0 Comments
• Elementary (Grades 3-5)
This resource assists with decimal place value. It is an interactive resource that has Guidance with examples, Guided Practice, Mixed Review,...

## Adding Fractions with Like Denominators

CK-12
Updated:
2016
0 Comments
• The Number System
• Elementary (Grades 3-5)
This resource teaches students how to add fractions with like denominators. Included is a Guidance with examples, Guided Practice, Mixed Review,...

## Subtracting Fractions with Like Denominators

CK-12
Updated:
2016
0 Comments
• The Number System
• Elementary (Grades 3-5)
This resource offers Guidance with Examples, Guided Practice, Vocabulary, and videos to teach the concept of finding the difference of fractions with...

## Comparing Decimals

CK-12
Updated:
2016
0 Comments
• Elementary (Grades 3-5)
This resource helps students understand comparing fractions. There is Guidance with Examples, Guided Practice, Vocabulary, Problems to Explore, and...

## Writing Decimals in Word Form

CK-12
Updated:
2016
0 Comments
• Elementary (Grades 3-5)
This resource has a Guidance lesson with examples, Guided Practice, Mixed Review, Exploratory Questions, Vocabulary, and two videos discussing...

## Scientific Notation

CK-12
Updated:
2016
0 Comments
• Math
• Middle School
This Concept is all about scientific notation and how to write numbers using scientific notation. 8.EE.A.4