-93.72% is the change from 207 to 13
Calculation steps:
[( 13 - 207 ) ÷ 207] x 100 = -93.72%
Formula
Percentage change = [(13 - 207) / 207] x 100
Subtract the new number by the original number
13 - 207 = -194
-194 ÷ 207 = -0.9371980676328503
-0.9371980676328503 x 100 = -93.72%