-64.9% is the change from 245 to 86
Calculation steps:
[( 86 - 245 ) ÷ 245] x 100 = -64.9%
Formula
Percentage change = [(86 - 245) / 245] x 100
Subtract the new number by the original number
86 - 245 = -159
-159 ÷ 245 = -0.6489795918367347
-0.6489795918367347 x 100 = -64.9%