-76.74% is the change from 662 to 154
Calculation steps:
[( 154 - 662 ) ÷ 662] x 100 = -76.74%
Formula
Percentage change = [(154 - 662) / 662] x 100
Subtract the new number by the original number
154 - 662 = -508
-508 ÷ 662 = -0.7673716012084593
-0.7673716012084593 x 100 = -76.74%