-34.71% is the change from 340 to 222
Calculation steps:
[( 222 - 340 ) ÷ 340] x 100 = -34.71%
Formula
Percentage change = [(222 - 340) / 340] x 100
Subtract the new number by the original number
222 - 340 = -118
-118 ÷ 340 = -0.34705882352941175
-0.34705882352941175 x 100 = -34.71%