-29.72% is the change from 784 to 551
Calculation steps:
[( 551 - 784 ) ÷ 784] x 100 = -29.72%
Formula
Percentage change = [(551 - 784) / 784] x 100
Subtract the new number by the original number
551 - 784 = -233
-233 ÷ 784 = -0.2971938775510204
-0.2971938775510204 x 100 = -29.72%