371.72% is the change from 145 to 684
Calculation steps:
[( 684 - 145 ) ÷ 145] x 100 = 371.72%
Formula
Percentage change = [(684 - 145) / 145] x 100
Subtract the new number by the original number
684 - 145 = 539
539 ÷ 145 = 3.717241379310345
3.717241379310345 x 100 = 371.72%