63.76% is the change from 505 to 827
Calculation steps:
[( 827 - 505 ) ÷ 505] x 100 = 63.76%
Formula
Percentage change = [(827 - 505) / 505] x 100
Subtract the new number by the original number
827 - 505 = 322
322 ÷ 505 = 0.6376237623762376
0.6376237623762376 x 100 = 63.76%