-74.05% is the change from 655 to 170
Calculation steps:
[( 170 - 655 ) ÷ 655] x 100 = -74.05%
Formula
Percentage change = [(170 - 655) / 655] x 100
Subtract the new number by the original number
170 - 655 = -485
-485 ÷ 655 = -0.7404580152671756
-0.7404580152671756 x 100 = -74.05%