-42.06% is the change from 611 to 354
Calculation steps:
[( 354 - 611 ) ÷ 611] x 100 = -42.06%
Formula
Percentage change = [(354 - 611) / 611] x 100
Subtract the new number by the original number
354 - 611 = -257
-257 ÷ 611 = -0.4206219312602291
-0.4206219312602291 x 100 = -42.06%