-31% is the change from 771 to 532
Calculation steps:
[( 532 - 771 ) ÷ 771] x 100 = -31%
Formula
Percentage change = [(532 - 771) / 771] x 100
Subtract the new number by the original number
532 - 771 = -239
-239 ÷ 771 = -0.3099870298313878
-0.3099870298313878 x 100 = -31%