What is 2% of 15? 0.3 2% of 15 Copy 2% of 15 = 0.3. Formula UsedResult = (2 ÷ 100) × 15 = 0.3 Frequently Asked Questions What is 2% of 15?0.3. (2 ÷ 100) × 15 = 0.3.How to calculate 2%?Multiply by 0.02 (or multiply by 2 then divide by 100).