-51.76% is the change from 313 to 151
Calculation steps:
[( 151 - 313 ) ÷ 313] x 100 = -51.76%
Formula
Percentage change = [(151 - 313) / 313] x 100
Subtract the new number by the original number
151 - 313 = -162
-162 ÷ 313 = -0.5175718849840255
-0.5175718849840255 x 100 = -51.76%