90.3% is the change from 505 to 961
Calculation steps:
[( 961 - 505 ) ÷ 505] x 100 = 90.3%
Formula
Percentage change = [(961 - 505) / 505] x 100
Subtract the new number by the original number
961 - 505 = 456
456 ÷ 505 = 0.902970297029703
0.902970297029703 x 100 = 90.3%