What is X% of Y?
% of
=
Result
100
Formula: (P ÷ 100) × N
X is what % of Y?
is
____
% of
Percentage
25%
Formula: (X ÷ Y) × 100
Percentage Change (Increase/Decrease)
% Change
+25.00%
Increased by 50
Formula: ((New − Old) ÷ Old) × 100
Percentage Difference Between Two Numbers
% Difference
40.00%
Average: 50
Formula: |A − B| ÷ ((A + B) ÷ 2) × 100
Reverse % — Find Original Value
is
%
of original
Original Value
100
Formula: Final ÷ (P ÷ 100)
Discount Calculator
Final Price₹750
You Save₹250 (25%)
Discount = Price × Rate ÷ 100 ; Final = Price − Discount
Markup / Selling Price Calculator
Selling Price₹700
Profit₹200 (40%)
Selling = Cost × (1 + Markup÷100)
Tip Calculator
Tip Amount₹180
Total Bill₹1380
Per Person₹690