-68.08% is the change from 636 to 203
Calculation steps:
[( 203 - 636 ) ÷ 636] x 100 = -68.08%
Formula
Percentage change = [(203 - 636) / 636] x 100
Subtract the new number by the original number
203 - 636 = -433
-433 ÷ 636 = -0.6808176100628931
-0.6808176100628931 x 100 = -68.08%