337.35% is the change from 83 to 363
Calculation steps:
[( 363 - 83 ) ÷ 83] x 100 = 337.35%
Formula
Percentage change = [(363 - 83) / 83] x 100
Subtract the new number by the original number
363 - 83 = 280
280 ÷ 83 = 3.3734939759036147
3.3734939759036147 x 100 = 337.35%