Understanding Percentage Changes and Reversals in Practice

Explore various percentage change scenarios involving increases and decreases, with examples and calculations to help you master the concept. Engage in intelligent practice exercises to sharpen your skills further. Visual aids and step-by-step guidance enhance comprehension.

• Percentage Changes
• Practice Exercises
• Intelligent Learning
• Reversals
• Mathematics

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Uploaded on Aug 07, 2024 | 0 Views

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1. Percentages: Percentages: Reverse Percentages Reverse Percentages Silent Teacher Intelligent Practice Your Turn Narration Percentage change: 10% decrease New value: 18 Percentage change: 10% decrease New value: 180 Practice

2. Worked Example Your Turn Calculate the original amount : Calculate the original amount: Percentage change:10% decrease New value: 360 Percentage change: 25% decrease New value: 150 Percentage change:10% increase New value: 440 Percentage change: 25% increase New value: 250

3. % change: 10% increase New value: 44 % change: 10% decrease New value: 36 % change: 10% increase New value: 88 % change: 20% decrease New value: 32 % change: 20% increase New value: 960 % change: 10% decrease New value: 18 % change: 5% increase New value: 84 % change: 10% decrease New value: 180 % change: 1% increase New value: 808 % change: 5% decrease New value: 190 % change: 5% decrease New value: 19 % change: 5% increase New value: 840

4. % change: 10% increase New value: 44 % change: 10% decrease New value: 36 40 40 % change: 10% increase New value: 88 % change: 20% decrease New value: 32 80 40 % change: 20% increase New value: 960 % change: 10% decrease New value: 18 800 20 % change: 5% increase New value: 84 % change: 10% decrease New value: 180 200 80 % change: 1% increase New value: 808 % change: 5% decrease New value: 190 200 800 % change: 5% decrease New value: 19 % change: 5% increase New value: 840 20 800