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Where do you put the negative sign when working with fractions? The video lesson answers this question by explaining that each fraction has three signs. Pupils see how to adjust the signs of a fraction two at a time.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Show the video as an introduction to a lesson requiring adjusting signs of fractions
- Create similar problems to use as guided practice
Classroom Considerations
- Learners should have previous experience adding or subtracting rational expressions
- This video is hosted on YouTube
Pros
- Explains a concept that is sometimes taken for granted
Cons
- Teaches the concept in a procedural manner without explanaining the rules