-64.61% is the change from 178 to 63
Calculation steps:
[( 63 - 178 ) ÷ 178] x 100 = -64.61%
Formula
Percentage change = [(63 - 178) / 178] x 100
Subtract the new number by the original number
63 - 178 = -115
-115 ÷ 178 = -0.6460674157303371
-0.6460674157303371 x 100 = -64.61%