-34.21% is the change from 611 to 402
Calculation steps:
[( 402 - 611 ) ÷ 611] x 100 = -34.21%
Formula
Percentage change = [(402 - 611) / 611] x 100
Subtract the new number by the original number
402 - 611 = -209
-209 ÷ 611 = -0.34206219312602293
-0.34206219312602293 x 100 = -34.21%