🧮 Calculators
Percentage Calculator
Calculate percentages in three common modes — instantly, no need to remember formulas.
Mode 1: What is X% of Y?
% of
=
100
20% of 500 = 100
Mode 2: X is what % of Y?
is % of
=
37.5%
75 ÷ 200 × 100 = 37.5%
Mode 3: % Change from Old to New
→
=
+25%
(100−80)/80 × 100 = +25%