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This Proportions Using Cross-Multiplication: Proportions Using Cross Product interactive also includes:
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Don't get it crossed—the resource is a great one. Scholars read and watch a video that explains proportions and cross products. They then use an interactive to determine that cross products are equal and answer a set of challenge questions on the topic.
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CCSS:
Designed
Additional Tags
Instructional Ideas
- Use the interactive as part of an intervention strategy
Classroom Considerations
- A free CK-12 account may be necessary to access the resource
- Learners should be familiar with ratios
Pros
- Includes hints for struggling learners
- Directions are easy to follow
Cons
- None