-8.46% is the change from 827 to 757
Calculation steps:
[( 757 - 827 ) ÷ 827] x 100 = -8.46%
Formula
Percentage change = [(757 - 827) / 827] x 100
Subtract the new number by the original number
757 - 827 = -70
-70 ÷ 827 = -0.08464328899637243
-0.08464328899637243 x 100 = -8.46%