-62.74% is the change from 212 to 79
Calculation steps:
[( 79 - 212 ) ÷ 212] x 100 = -62.74%
Formula
Percentage change = [(79 - 212) / 212] x 100
Subtract the new number by the original number
79 - 212 = -133
-133 ÷ 212 = -0.6273584905660378
-0.6273584905660378 x 100 = -62.74%