-64.62% is the change from 212 to 75
Calculation steps:
[( 75 - 212 ) ÷ 212] x 100 = -64.62%
Formula
Percentage change = [(75 - 212) / 212] x 100
Subtract the new number by the original number
75 - 212 = -137
-137 ÷ 212 = -0.6462264150943396
-0.6462264150943396 x 100 = -64.62%