30/50 as a Decimal 0.6 30/50 = 0.6 = 60% Copy 30/50 = 0.6 = 60%. Simplified: 3/5. Formula Used30 ÷ 50 = 0.6 Frequently Asked Questions What is 30/50 as a decimal?0.6.What is 30/50 as a percentage?60%.