-77.04% is the change from 749 to 172
Calculation steps:
[( 172 - 749 ) ÷ 749] x 100 = -77.04%
Formula
Percentage change = [(172 - 749) / 749] x 100
Subtract the new number by the original number
172 - 749 = -577
-577 ÷ 749 = -0.7703604806408545
-0.7703604806408545 x 100 = -77.04%