-78.71% is the change from 747 to 159
Calculation steps:
[( 159 - 747 ) ÷ 747] x 100 = -78.71%
Formula
Percentage change = [(159 - 747) / 747] x 100
Subtract the new number by the original number
159 - 747 = -588
-588 ÷ 747 = -0.7871485943775101
-0.7871485943775101 x 100 = -78.71%