-42.46% is the change from 643 to 370
Calculation steps:
[( 370 - 643 ) ÷ 643] x 100 = -42.46%
Formula
Percentage change = [(370 - 643) / 643] x 100
Subtract the new number by the original number
370 - 643 = -273
-273 ÷ 643 = -0.42457231726283046
-0.42457231726283046 x 100 = -42.46%