-66.02% is the change from 206 to 70
Calculation steps:
[( 70 - 206 ) ÷ 206] x 100 = -66.02%
Formula
Percentage change = [(70 - 206) / 206] x 100
Subtract the new number by the original number
70 - 206 = -136
-136 ÷ 206 = -0.6601941747572816
-0.6601941747572816 x 100 = -66.02%