-59.59% is the change from 193 to 78
Calculation steps:
[( 78 - 193 ) ÷ 193] x 100 = -59.59%
Formula
Percentage change = [(78 - 193) / 193] x 100
Subtract the new number by the original number
78 - 193 = -115
-115 ÷ 193 = -0.5958549222797928
-0.5958549222797928 x 100 = -59.59%