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Master increasing and decreasing percentages with our Grade 9 interactive video collection that transforms passive viewing into active learning through embedded questions and real-time comprehension checks. These guided video lessons help students develop essential percentage calculation skills while providing immediate feedback to reinforce understanding of percent increase, percent decrease, and practical applications in mathematics.

15 questions
Calculating Percentages and Revenue
Interactive Video
•
9th - 10th Grade

11 questions
Understanding Scale Factors and Percentages
Interactive Video
•
9th - 10th Grade

11 questions
Exploring Increasing and Decreasing Functions
Interactive Video
•
8th - 12th Grade

11 questions
Understanding Increasing and Decreasing Functions
Interactive Video
•
9th - 12th Grade

11 questions
Understanding Percentages and Changes
Interactive Video
•
9th - 10th Grade
11 questions
Exploring Percentage Multipliers and Their Effects
Interactive Video
•
6th - 10th Grade
11 questions
Exploring Increasing and Decreasing Intervals
Interactive Video
•
8th - 12th Grade
11 questions
Exploring Increasing and Decreasing Intervals
Interactive Video
•
8th - 12th Grade
11 questions
Understanding Percentages in Data Analysis
Interactive Video
•
9th - 10th Grade
11 questions
Exploring Increasing, Decreasing, and Constant Intervals
Interactive Video
•
8th - 12th Grade
11 questions
Understanding Functions: Increasing/Decreasing and Concavity
Interactive Video
•
9th - 12th Grade
8 questions
Increasing and Decreasing Intervals
Interactive Video
•
9th - 10th Grade
Increasing and decreasing percentages form a critical mathematical foundation for Grade 9 students, bridging basic percent calculations with real-world applications in finance, science, and data analysis. Wayground's interactive video collection transforms these complex concepts into engaging guided video lessons that break down percentage changes step-by-step. Students work through embedded questions that reinforce their understanding of calculating percent increase and decrease, applying markup and markdown scenarios, and solving multi-step problems involving consecutive percentage changes. These comprehension checks ensure students master essential skills including identifying the original value, calculating the amount of change, and determining the final result after percentage adjustments. Wayground supports mathematics educators with access to millions of teacher-created interactive video resources specifically designed for increasing and decreasing percentages instruction. The platform's advanced search and filtering capabilities allow teachers to quickly locate videos aligned with curriculum standards and appropriate for Grade 9 mathematical reasoning requirements. Educators can customize these digital resources to match diverse learning needs, supporting both remediation for students struggling with percentage concepts and enrichment opportunities for advanced learners ready to tackle complex real-world applications. The flexible delivery system enables seamless integration into lesson planning, homework assignments, and skill reinforcement activities, while built-in analytics help teachers identify areas where students need additional support with percentage calculations and problem-solving strategies.

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