Percent Difference Calculator Reference Values

Calculate percent difference between two values using |a-b| divided by the average of a and b.

Author

Math editorial contributor

Indian-American chemical engineer at Stanford, developing biodegradable alternatives to single-use plastics

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Nigerian-Canadian data scientist with a PhD from the University of Toronto, building ML models for early cancer detection

Last updatedFebruary 22, 2026

PublishedFebruary 22, 2026

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Reference Value Index

This page lists 25 reference values for quick browsing and lookup.

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All Reference Values

Reference Table

Percent Difference Calculator reference values
Scenario	Percent Difference
10 Value a; 12 Value b	18.181818 percent
10 Value a; 30 Value b	100 percent
10 Value a; 60 Value b	142.857143 percent
10 Value a; 120 Value b	169.230769 percent
10 Value a; 250 Value b	184.615385 percent
25 Value a; 12 Value b	70.27027 percent
25 Value a; 30 Value b	18.181818 percent
25 Value a; 60 Value b	82.352941 percent
25 Value a; 120 Value b	131.034483 percent
25 Value a; 250 Value b	163.636364 percent
50 Value a; 12 Value b	122.580645 percent
50 Value a; 30 Value b	50 percent
50 Value a; 60 Value b	18.181818 percent
50 Value a; 120 Value b	82.352941 percent
50 Value a; 250 Value b	133.333333 percent
100 Value a; 12 Value b	157.142857 percent
100 Value a; 30 Value b	107.692308 percent
100 Value a; 60 Value b	50 percent
100 Value a; 120 Value b	18.181818 percent
100 Value a; 250 Value b	85.714286 percent
200 Value a; 12 Value b	177.358491 percent
200 Value a; 30 Value b	147.826087 percent
200 Value a; 60 Value b	107.692308 percent
200 Value a; 120 Value b	50 percent
200 Value a; 250 Value b	22.222222 percent

Frequently Asked Questions

Frequently asked questions for Percent Difference Calculator and its reference values.

What does the Percent Difference Calculator calculator do?

It helps with comparing two measurements without assigning one as the baseline value.

What formula does the Percent Difference Calculator calculator use?

Percent difference = |a - b| / ((a + b) / 2) × 100.

What inputs are valid?

Use non-negative values and avoid both values being zero (average would be zero).

When would I use this?

comparing two measurements without assigning one as the baseline value

Methodology and Review

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Editorial metadata and structured data are rendered across the converter page and linked value pages. Review policies are documented in our review process and editorial policy.