32.78% is the change from 668 to 887
Calculation steps:
[( 887 - 668 ) ÷ 668] x 100 = 32.78%
Formula
Percentage change = [(887 - 668) / 668] x 100
Subtract the new number by the original number
887 - 668 = 219
219 ÷ 668 = 0.3278443113772455
0.3278443113772455 x 100 = 32.78%