-66.31% is the change from 662 to 223
Calculation steps:
[( 223 - 662 ) ÷ 662] x 100 = -66.31%
Formula
Percentage change = [(223 - 662) / 662] x 100
Subtract the new number by the original number
223 - 662 = -439
-439 ÷ 662 = -0.6631419939577039
-0.6631419939577039 x 100 = -66.31%