-36.44% is the change from 247 to 157
Calculation steps:
[( 157 - 247 ) ÷ 247] x 100 = -36.44%
Formula
Percentage change = [(157 - 247) / 247] x 100
Subtract the new number by the original number
157 - 247 = -90
-90 ÷ 247 = -0.3643724696356275
-0.3643724696356275 x 100 = -36.44%