-30.35% is the change from 705 to 491
Calculation steps:
[( 491 - 705 ) ÷ 705] x 100 = -30.35%
Formula
Percentage change = [(491 - 705) / 705] x 100
Subtract the new number by the original number
491 - 705 = -214
-214 ÷ 705 = -0.30354609929078014
-0.30354609929078014 x 100 = -30.35%