-70.49% is the change from 715 to 211
Calculation steps:
[( 211 - 715 ) ÷ 715] x 100 = -70.49%
Formula
Percentage change = [(211 - 715) / 715] x 100
Subtract the new number by the original number
211 - 715 = -504
-504 ÷ 715 = -0.7048951048951049
-0.7048951048951049 x 100 = -70.49%