-25% is the change from 236 to 177
Calculation steps:
[( 177 - 236 ) ÷ 236] x 100 = -25%
Formula
Percentage change = [(177 - 236) / 236] x 100
Subtract the new number by the original number
177 - 236 = -59
-59 ÷ 236 = -0.25
-0.25 x 100 = -25%
Example