-35.85% is the change from 212 to 136
Calculation steps:
[( 136 - 212 ) ÷ 212] x 100 = -35.85%
Formula
Percentage change = [(136 - 212) / 212] x 100
Subtract the new number by the original number
136 - 212 = -76
-76 ÷ 212 = -0.3584905660377358
-0.3584905660377358 x 100 = -35.85%