-68.36% is the change from 651 to 206
Calculation steps:
[( 206 - 651 ) ÷ 651] x 100 = -68.36%
Formula
Percentage change = [(206 - 651) / 651] x 100
Subtract the new number by the original number
206 - 651 = -445
-445 ÷ 651 = -0.6835637480798771
-0.6835637480798771 x 100 = -68.36%