-41.84% is the change from 643 to 374
Calculation steps:
[( 374 - 643 ) ÷ 643] x 100 = -41.84%
Formula
Percentage change = [(374 - 643) / 643] x 100
Subtract the new number by the original number
374 - 643 = -269
-269 ÷ 643 = -0.41835147744945567
-0.41835147744945567 x 100 = -41.84%