📊 Percentage Calculator

Percentage Calculator — FAQs

What is a percentage calculator?

A percentage calculator helps compute percentages, percentage change, and parts of a total quickly and accurately.

How do I calculate percentage of marks?

Use the formula: Percentage = (Marks Obtained ÷ Total Marks) × 100.

How do I calculate percentage increase or decrease?

Percentage change = (New Value − Old Value) ÷ Old Value × 100.

Can this calculator handle weighted percentages?

Yes — to compute weighted percentage multiply each component by its weight, sum them, and divide by total weight.