-45.88% is the change from 388 to 210
Calculation steps:
[( 210 - 388 ) ÷ 388] x 100 = -45.88%
Formula
Percentage change = [(210 - 388) / 388] x 100
Subtract the new number by the original number
210 - 388 = -178
-178 ÷ 388 = -0.4587628865979381
-0.4587628865979381 x 100 = -45.88%