49/64 as a Decimal 0.765625 49/64 = 0.765625 = 76.5625% Copy 49/64 = 0.765625 = 76.5625%. Formula Used49 ÷ 64 = 0.765625 Frequently Asked Questions What is 49/64 as a decimal?0.765625.What is 49/64 as a percentage?76.5625%.