-76.33% is the change from 997 to 236
Calculation steps:
[( 236 - 997 ) ÷ 997] x 100 = -76.33%
Formula
Percentage change = [(236 - 997) / 997] x 100
Subtract the new number by the original number
236 - 997 = -761
-761 ÷ 997 = -0.7632898696088265
-0.7632898696088265 x 100 = -76.33%