-29.99% is the change from 897 to 628
Calculation steps:
[( 628 - 897 ) ÷ 897] x 100 = -29.99%
Formula
Percentage change = [(628 - 897) / 897] x 100
Subtract the new number by the original number
628 - 897 = -269
-269 ÷ 897 = -0.29988851727982163
-0.29988851727982163 x 100 = -29.99%