-62.31% is the change from 902 to 340
Calculation steps:
[( 340 - 902 ) ÷ 902] x 100 = -62.31%
Formula
Percentage change = [(340 - 902) / 902] x 100
Subtract the new number by the original number
340 - 902 = -562
-562 ÷ 902 = -0.623059866962306
-0.623059866962306 x 100 = -62.31%