-62.91% is the change from 213 to 79
Calculation steps:
[( 79 - 213 ) ÷ 213] x 100 = -62.91%
Formula
Percentage change = [(79 - 213) / 213] x 100
Subtract the new number by the original number
79 - 213 = -134
-134 ÷ 213 = -0.6291079812206573
-0.6291079812206573 x 100 = -62.91%