What is 50% of 50? 25 50% of 50 Copy 50% of 50 = 25. Formula UsedResult = (50 ÷ 100) × 50 = 25 Frequently Asked Questions What is 50% of 50?25. (50 ÷ 100) × 50 = 25.How to calculate 50%?Multiply by 0.5 (or multiply by 50 then divide by 100).