-63.4% is the change from 347 to 127
Calculation steps:
[( 127 - 347 ) ÷ 347] x 100 = -63.4%
Formula
Percentage change = [(127 - 347) / 347] x 100
Subtract the new number by the original number
127 - 347 = -220
-220 ÷ 347 = -0.6340057636887608
-0.6340057636887608 x 100 = -63.4%