-69.64% is the change from 247 to 75
Calculation steps:
[( 75 - 247 ) ÷ 247] x 100 = -69.64%
Formula
Percentage change = [(75 - 247) / 247] x 100
Subtract the new number by the original number
75 - 247 = -172
-172 ÷ 247 = -0.6963562753036437
-0.6963562753036437 x 100 = -69.64%