-78.74% is the change from 748 to 159
Calculation steps:
[( 159 - 748 ) ÷ 748] x 100 = -78.74%
Formula
Percentage change = [(159 - 748) / 748] x 100
Subtract the new number by the original number
159 - 748 = -589
-589 ÷ 748 = -0.7874331550802139
-0.7874331550802139 x 100 = -78.74%