217.42% is the change from 155 to 492
Calculation steps:
[( 492 - 155 ) ÷ 155] x 100 = 217.42%
Formula
Percentage change = [(492 - 155) / 155] x 100
Subtract the new number by the original number
492 - 155 = 337
337 ÷ 155 = 2.174193548387097
2.174193548387097 x 100 = 217.42%