-77.77% is the change from 931 to 207
Calculation steps:
[( 207 - 931 ) ÷ 931] x 100 = -77.77%
Formula
Percentage change = [(207 - 931) / 931] x 100
Subtract the new number by the original number
207 - 931 = -724
-724 ÷ 931 = -0.7776584317937701
-0.7776584317937701 x 100 = -77.77%