214.2% is the change from 162 to 509
Calculation steps:
[( 509 - 162 ) ÷ 162] x 100 = 214.2%
Formula
Percentage change = [(509 - 162) / 162] x 100
Subtract the new number by the original number
509 - 162 = 347
347 ÷ 162 = 2.1419753086419755
2.1419753086419755 x 100 = 214.2%