88.72% is the change from 266 to 502
Calculation steps:
[( 502 - 266 ) ÷ 266] x 100 = 88.72%
Formula
Percentage change = [(502 - 266) / 266] x 100
Subtract the new number by the original number
502 - 266 = 236
236 ÷ 266 = 0.8872180451127819
0.8872180451127819 x 100 = 88.72%