6/8 as a Decimal 0.75 6/8 = 0.75 = 75% Copy 6/8 = 0.75 = 75%. Simplified: 3/4. Formula Used6 ÷ 8 = 0.75 Frequently Asked Questions What is 6/8 as a decimal?0.75.What is 6/8 as a percentage?75%.