16/64 as a Decimal 0.25 16/64 = 0.25 = 25% Copy 16/64 = 0.25 = 25%. Simplified: 1/4. Formula Used16 ÷ 64 = 0.25 Frequently Asked Questions What is 16/64 as a decimal?0.25.What is 16/64 as a percentage?25%.