-57.63% is the change from 236 to 100
Calculation steps:
[( 100 - 236 ) ÷ 236] x 100 = -57.63%
Formula
Percentage change = [(100 - 236) / 236] x 100
Subtract the new number by the original number
100 - 236 = -136
-136 ÷ 236 = -0.576271186440678
-0.576271186440678 x 100 = -57.63%