-36.49% is the change from 348 to 221
Calculation steps:
[( 221 - 348 ) ÷ 348] x 100 = -36.49%
Formula
Percentage change = [(221 - 348) / 348] x 100
Subtract the new number by the original number
221 - 348 = -127
-127 ÷ 348 = -0.3649425287356322
-0.3649425287356322 x 100 = -36.49%