-67.7% is the change from 551 to 178
Calculation steps:
[( 178 - 551 ) ÷ 551] x 100 = -67.7%
Formula
Percentage change = [(178 - 551) / 551] x 100
Subtract the new number by the original number
178 - 551 = -373
-373 ÷ 551 = -0.676950998185118
-0.676950998185118 x 100 = -67.7%