-77.03% is the change from 740 to 170
Calculation steps:
[( 170 - 740 ) ÷ 740] x 100 = -77.03%
Formula
Percentage change = [(170 - 740) / 740] x 100
Subtract the new number by the original number
170 - 740 = -570
-570 ÷ 740 = -0.7702702702702703
-0.7702702702702703 x 100 = -77.03%