84.95% is the change from 505 to 934
Calculation steps:
[( 934 - 505 ) ÷ 505] x 100 = 84.95%
Formula
Percentage change = [(934 - 505) / 505] x 100
Subtract the new number by the original number
934 - 505 = 429
429 ÷ 505 = 0.8495049504950495
0.8495049504950495 x 100 = 84.95%