-76.33% is the change from 921 to 218
Calculation steps:
[( 218 - 921 ) ÷ 921] x 100 = -76.33%
Formula
Percentage change = [(218 - 921) / 921] x 100
Subtract the new number by the original number
218 - 921 = -703
-703 ÷ 921 = -0.7633007600434311
-0.7633007600434311 x 100 = -76.33%