Bibliographic Information: Khan Academy. Adding and Subtracting Fractions. 2007.
This video teaches how to add and subtract fractions using patterns, relationships, and rules. It includes four examples and basic vocabulary.
Quantitative Reading Level: Flesch-Kincaid Reading Ease: 86.7
Qualitative Reading Analysis:
This video is presented mainly in first-person lecture format, focusing on the many ways that fractions can be combined. It teaches skills needed to pass the GED. The media is 6th grade level.
Content Area: Math-Fractions
Content Area Standard:
- CCSS for Literature for K-5: #1 Quote accurately from a text when explaining what the text says explicitly and when drawing inferences from the text; #3 Describe how characters in a story respond to major events and challenges; #4 Determine the meaning of words and phrases as they are used in a text, including figurative language such as metaphors and similes.
- CCSS for Informational Text for K-5: #3 Explain the relationships or interactions between two or more individuals, events, ideas, or concepts in a historical, scientific, or technical text based on specific information in the text; #7 Draw on information from multiple print or digital sources, demonstrating the ability to locate an answer to a question quickly or to solve a problem efficiently; #9 Integrate information from several texts on the same topic in order to write or speak about the subject knowledgeably; #10 By the end of the year, read and comprehend informational texts, including history/social studies, science, and technical texts, at the high end of the grades 4–5 text complexity band independently and proficiently.
- CCSS for Foundational Skills for K-5: #4 Read with sufficient accuracy and fluency to support comprehension.
This is a good lesson to use in Math Curriculum. It is best suited to 4th grade through 8th grade. It explores basic work using fractions.
Supporting Digital Content: