-60.59% is the change from 642 to 253
Calculation steps:
[( 253 - 642 ) ÷ 642] x 100 = -60.59%
Formula
Percentage change = [(253 - 642) / 642] x 100
Subtract the new number by the original number
253 - 642 = -389
-389 ÷ 642 = -0.6059190031152648
-0.6059190031152648 x 100 = -60.59%