-58.89% is the change from 827 to 340
Calculation steps:
[( 340 - 827 ) ÷ 827] x 100 = -58.89%
Formula
Percentage change = [(340 - 827) / 827] x 100
Subtract the new number by the original number
340 - 827 = -487
-487 ÷ 827 = -0.5888754534461911
-0.5888754534461911 x 100 = -58.89%