-68.31% is the change from 852 to 270
Calculation steps:
[( 270 - 852 ) ÷ 852] x 100 = -68.31%
Formula
Percentage change = [(270 - 852) / 852] x 100
Subtract the new number by the original number
270 - 852 = -582
-582 ÷ 852 = -0.6830985915492958
-0.6830985915492958 x 100 = -68.31%