-85.94% is the change from 498 to 70
Calculation steps:
[( 70 - 498 ) ÷ 498] x 100 = -85.94%
Formula
Percentage change = [(70 - 498) / 498] x 100
Subtract the new number by the original number
70 - 498 = -428
-428 ÷ 498 = -0.8594377510040161
-0.8594377510040161 x 100 = -85.94%