What is 60% of 15? 9 60% of 15 Copy 60% of 15 = 9. Formula UsedResult = (60 ÷ 100) × 15 = 9 Frequently Asked Questions What is 60% of 15?9. (60 ÷ 100) × 15 = 9.How to calculate 60%?Multiply by 0.6 (or multiply by 60 then divide by 100).