-37.25% is the change from 851 to 534
Calculation steps:
[( 534 - 851 ) ÷ 851] x 100 = -37.25%
Formula
Percentage change = [(534 - 851) / 851] x 100
Subtract the new number by the original number
534 - 851 = -317
-317 ÷ 851 = -0.372502937720329
-0.372502937720329 x 100 = -37.25%