-65.09% is the change from 636 to 222
Calculation steps:
[( 222 - 636 ) ÷ 636] x 100 = -65.09%
Formula
Percentage change = [(222 - 636) / 636] x 100
Subtract the new number by the original number
222 - 636 = -414
-414 ÷ 636 = -0.6509433962264151
-0.6509433962264151 x 100 = -65.09%