-99.62% is the change from 265 to 1
Calculation steps:
[( 1 - 265 ) ÷ 265] x 100 = -99.62%
Formula
Percentage change = [(1 - 265) / 265] x 100
Subtract the new number by the original number
1 - 265 = -264
-264 ÷ 265 = -0.9962264150943396
-0.9962264150943396 x 100 = -99.62%