-65.64% is the change from 227 to 78
Calculation steps:
[( 78 - 227 ) ÷ 227] x 100 = -65.64%
Formula
Percentage change = [(78 - 227) / 227] x 100
Subtract the new number by the original number
78 - 227 = -149
-149 ÷ 227 = -0.6563876651982379
-0.6563876651982379 x 100 = -65.64%