-35.7% is the change from 661 to 425
Calculation steps:
[( 425 - 661 ) ÷ 661] x 100 = -35.7%
Formula
Percentage change = [(425 - 661) / 661] x 100
Subtract the new number by the original number
425 - 661 = -236
-236 ÷ 661 = -0.35703479576399394
-0.35703479576399394 x 100 = -35.7%