Percentage to decimal : Examples: Case 1a: 4% = 4/100 = 0.04 Case 1b: 40% = 40/100 = 0.40 Case 1c: 400% = 400/100 = 4.0 Case 1d: 4089% = 4089/100 = 40.89 Decimal to Percentage: Percentage to Decimal 1% = 1/100 = 0.01 1. 15% = 2. 22% = 3. 8% = 4. 45% = 5. 50% = Decimal to Percentage 0.01 = 0.01 * 100 = 1% 1. 0.3 = % 2. 0.5 = % 3. 0.123 = % 4. 0.09 = % 5. 0.75 = % Fraction to Percentage 1/3 = 1/3 * 100 = 33.3% 1. 2/3 = % 2. 4/5 = % 3. 15/30 = % 4. 4/20 = % 5. 5/10 = %