-77.93% is the change from 938 to 207
Calculation steps:
[( 207 - 938 ) ÷ 938] x 100 = -77.93%
Formula
Percentage change = [(207 - 938) / 938] x 100
Subtract the new number by the original number
207 - 938 = -731
-731 ÷ 938 = -0.779317697228145
-0.779317697228145 x 100 = -77.93%