-45.17% is the change from 631 to 346
Calculation steps:
[( 346 - 631 ) ÷ 631] x 100 = -45.17%
Formula
Percentage change = [(346 - 631) / 631] x 100
Subtract the new number by the original number
346 - 631 = -285
-285 ÷ 631 = -0.45166402535657685
-0.45166402535657685 x 100 = -45.17%