Nov 21, 2025 · Learn how to calculate percentage change between two values. Positive change is percent increase and negative change is a decrease. The percent change formula is ( (V2 - V1) / …

The percentage change calculator helps you calculate the increase or decrease between two numbers, showing the result as a percentage as well as the numeric change, with clear step-by-step explanations.

Subtract the old from the new, then divide by the old value. Show that as a Percentage. Change: subtract old value from new value. Example: You had 5 books, but now have 7. The change is: 7−5 = …

Oct 6, 2025 · To calculate the percent change of two numbers, subtract the old value from the new value, divide the difference by the old value, then multiply your answer by 100.

Calculate Percentage Change Use this free calculator to figure out what percent a figure has changed over time. Input the starting value & the final value and this calculator will automatically return the …

Jan 10, 2026 · Calculate percentage change between two values with step-by-step breakdown, visual comparison charts, and detailed analysis. Find percentage increase, decrease, or difference instantly.

This is because the percent change is relative to the initial value. Starting with a different initial value will therefore result in a different percent change, even if the same two numbers are used.