-70.12% is the change from 251 to 75
Calculation steps:
[( 75 - 251 ) ÷ 251] x 100 = -70.12%
Formula
Percentage change = [(75 - 251) / 251] x 100
Subtract the new number by the original number
75 - 251 = -176
-176 ÷ 251 = -0.701195219123506
-0.701195219123506 x 100 = -70.12%