-82.63% is the change from 403 to 70
Calculation steps:
[( 70 - 403 ) ÷ 403] x 100 = -82.63%
Formula
Percentage change = [(70 - 403) / 403] x 100
Subtract the new number by the original number
70 - 403 = -333
-333 ÷ 403 = -0.826302729528536
-0.826302729528536 x 100 = -82.63%