Increasing & Decreasing by a Percentage: Non-Calculator - Go Teach Maths: Handcrafted Resources for Maths Teachers
Percentage Increase and Decrease (without a calculator) | Teaching Resources
The formula for finding the percent increase or decrease is: Percent Increase: New –Original x 100% Original Percent Decrease: Original – New x 100% - ppt download
Percentage increase and decrease (calculator) - mastery worksheet
How to Calculate Percentage Increase or Decrease (Percentage Change)