-44.95% is the change from 643 to 354
Calculation steps:
[( 354 - 643 ) ÷ 643] x 100 = -44.95%
Formula
Percentage change = [(354 - 643) / 643] x 100
Subtract the new number by the original number
354 - 643 = -289
-289 ÷ 643 = -0.4494556765163297
-0.4494556765163297 x 100 = -44.95%