-57.6% is the change from 526 to 223
Calculation steps:
[( 223 - 526 ) ÷ 526] x 100 = -57.6%
Formula
Percentage change = [(223 - 526) / 526] x 100
Subtract the new number by the original number
223 - 526 = -303
-303 ÷ 526 = -0.5760456273764258
-0.5760456273764258 x 100 = -57.6%