-81.85% is the change from 975 to 177
Calculation steps:
[( 177 - 975 ) ÷ 975] x 100 = -81.85%
Formula
Percentage change = [(177 - 975) / 975] x 100
Subtract the new number by the original number
177 - 975 = -798
-798 ÷ 975 = -0.8184615384615385
-0.8184615384615385 x 100 = -81.85%