-48.77% is the change from 527 to 270
Calculation steps:
[( 270 - 527 ) ÷ 527] x 100 = -48.77%
Formula
Percentage change = [(270 - 527) / 527] x 100
Subtract the new number by the original number
270 - 527 = -257
-257 ÷ 527 = -0.4876660341555977
-0.4876660341555977 x 100 = -48.77%