367.86% is the change from 84 to 393
Calculation steps:
[( 393 - 84 ) ÷ 84] x 100 = 367.86%
Formula
Percentage change = [(393 - 84) / 84] x 100
Subtract the new number by the original number
393 - 84 = 309
309 ÷ 84 = 3.6785714285714284
3.6785714285714284 x 100 = 367.86%