-47.47% is the change from 297 to 156
Calculation steps:
[( 156 - 297 ) ÷ 297] x 100 = -47.47%
Formula
Percentage change = [(156 - 297) / 297] x 100
Subtract the new number by the original number
156 - 297 = -141
-141 ÷ 297 = -0.47474747474747475
-0.47474747474747475 x 100 = -47.47%