-65.57% is the change from 212 to 73
Calculation steps:
[( 73 - 212 ) ÷ 212] x 100 = -65.57%
Formula
Percentage change = [(73 - 212) / 212] x 100
Subtract the new number by the original number
73 - 212 = -139
-139 ÷ 212 = -0.6556603773584906
-0.6556603773584906 x 100 = -65.57%