-78.49% is the change from 651 to 140
Calculation steps:
[( 140 - 651 ) ÷ 651] x 100 = -78.49%
Formula
Percentage change = [(140 - 651) / 651] x 100
Subtract the new number by the original number
140 - 651 = -511
-511 ÷ 651 = -0.7849462365591398
-0.7849462365591398 x 100 = -78.49%