33.18% is the change from 666 to 887
Calculation steps:
[( 887 - 666 ) ÷ 666] x 100 = 33.18%
Formula
Percentage change = [(887 - 666) / 666] x 100
Subtract the new number by the original number
887 - 666 = 221
221 ÷ 666 = 0.33183183183183185
0.33183183183183185 x 100 = 33.18%