-69.51% is the change from 902 to 275
Calculation steps:
[( 275 - 902 ) ÷ 902] x 100 = -69.51%
Formula
Percentage change = [(275 - 902) / 902] x 100
Subtract the new number by the original number
275 - 902 = -627
-627 ÷ 902 = -0.6951219512195121
-0.6951219512195121 x 100 = -69.51%