-39.36% is the change from 564 to 342
Calculation steps:
[( 342 - 564 ) ÷ 564] x 100 = -39.36%
Formula
Percentage change = [(342 - 564) / 564] x 100
Subtract the new number by the original number
342 - 564 = -222
-222 ÷ 564 = -0.39361702127659576
-0.39361702127659576 x 100 = -39.36%