InterestCalcs

Percentage Calculator

Resolve standard daily percentage calculations instantly. Ideal for financial, grading, or mathematical conversions.

What is X% of Y?

What is % of ? Result: 30

X is what percent of Y?

is what percent of ? Result: 12.5%

Percentage change from X to Y?

Change from to ? Result: +25%

Understanding Percentages

A percentage is a number or ratio expressed as a fraction of 100. It is often denoted using the percent sign "%". Percentages are widely used in computing interest rates, tax values, business metrics, and statistics.

Basic Percentage Formulas

Find Percentage of Value: Value = (Percent / 100) * Total
Find Ratio Percentage: Percent = (Part / Whole) * 100
Find Percentage Change: Change % = ((New Value - Old Value) / Old Value) * 100