-66.85% is the change from 932 to 309
Calculation steps:
[( 309 - 932 ) ÷ 932] x 100 = -66.85%
Formula
Percentage change = [(309 - 932) / 932] x 100
Subtract the new number by the original number
309 - 932 = -623
-623 ÷ 932 = -0.6684549356223176
-0.6684549356223176 x 100 = -66.85%