39.33% is the change from 506 to 705
Calculation steps:
[( 705 - 506 ) ÷ 506] x 100 = 39.33%
Formula
Percentage change = [(705 - 506) / 506] x 100
Subtract the new number by the original number
705 - 506 = 199
199 ÷ 506 = 0.3932806324110672
0.3932806324110672 x 100 = 39.33%