-66.94% is the change from 611 to 202
Calculation steps:
[( 202 - 611 ) ÷ 611] x 100 = -66.94%
Formula
Percentage change = [(202 - 611) / 611] x 100
Subtract the new number by the original number
202 - 611 = -409
-409 ÷ 611 = -0.6693944353518821
-0.6693944353518821 x 100 = -66.94%