-64.41% is the change from 177 to 63
Calculation steps:
[( 63 - 177 ) ÷ 177] x 100 = -64.41%
Formula
Percentage change = [(63 - 177) / 177] x 100
Subtract the new number by the original number
63 - 177 = -114
-114 ÷ 177 = -0.6440677966101694
-0.6440677966101694 x 100 = -64.41%