-97.01% is the change from 902 to 27
Calculation steps:
[( 27 - 902 ) ÷ 902] x 100 = -97.01%
Formula
Percentage change = [(27 - 902) / 902] x 100
Subtract the new number by the original number
27 - 902 = -875
-875 ÷ 902 = -0.9700665188470067
-0.9700665188470067 x 100 = -97.01%