39.45% is the change from 687 to 958
Calculation steps:
[( 958 - 687 ) ÷ 687] x 100 = 39.45%
Formula
Percentage change = [(958 - 687) / 687] x 100
Subtract the new number by the original number
958 - 687 = 271
271 ÷ 687 = 0.39446870451237265
0.39446870451237265 x 100 = 39.45%