408.33% is the change from 84 to 427
Calculation steps:
[( 427 - 84 ) ÷ 84] x 100 = 408.33%
Formula
Percentage change = [(427 - 84) / 84] x 100
Subtract the new number by the original number
427 - 84 = 343
343 ÷ 84 = 4.083333333333333
4.083333333333333 x 100 = 408.33%