-70.54% is the change from 784 to 231
Calculation steps:
[( 231 - 784 ) ÷ 784] x 100 = -70.54%
Formula
Percentage change = [(231 - 784) / 784] x 100
Subtract the new number by the original number
231 - 784 = -553
-553 ÷ 784 = -0.7053571428571429
-0.7053571428571429 x 100 = -70.54%