-43.31% is the change from 972 to 551
Calculation steps:
[( 551 - 972 ) ÷ 972] x 100 = -43.31%
Formula
Percentage change = [(551 - 972) / 972] x 100
Subtract the new number by the original number
551 - 972 = -421
-421 ÷ 972 = -0.4331275720164609
-0.4331275720164609 x 100 = -43.31%