-51.77% is the change from 651 to 314
Calculation steps:
[( 314 - 651 ) ÷ 651] x 100 = -51.77%
Formula
Percentage change = [(314 - 651) / 651] x 100
Subtract the new number by the original number
314 - 651 = -337
-337 ÷ 651 = -0.5176651305683564
-0.5176651305683564 x 100 = -51.77%