-7.47% is the change from 643 to 595
Calculation steps:
[( 595 - 643 ) ÷ 643] x 100 = -7.47%
Formula
Percentage change = [(595 - 643) / 643] x 100
Subtract the new number by the original number
595 - 643 = -48
-48 ÷ 643 = -0.07465007776049767
-0.07465007776049767 x 100 = -7.47%