-15.26% is the change from 662 to 561
Calculation steps:
[( 561 - 662 ) ÷ 662] x 100 = -15.26%
Formula
Percentage change = [(561 - 662) / 662] x 100
Subtract the new number by the original number
561 - 662 = -101
-101 ÷ 662 = -0.15256797583081572
-0.15256797583081572 x 100 = -15.26%