-73.91% is the change from 207 to 54
Calculation steps:
[( 54 - 207 ) ÷ 207] x 100 = -73.91%
Formula
Percentage change = [(54 - 207) / 207] x 100
Subtract the new number by the original number
54 - 207 = -153
-153 ÷ 207 = -0.7391304347826086
-0.7391304347826086 x 100 = -73.91%