-82.76% is the change from 261 to 45
Calculation steps:
[( 45 - 261 ) ÷ 261] x 100 = -82.76%
Formula
Percentage change = [(45 - 261) / 261] x 100
Subtract the new number by the original number
45 - 261 = -216
-216 ÷ 261 = -0.8275862068965517
-0.8275862068965517 x 100 = -82.76%