-70.26% is the change from 501 to 149
Calculation steps:
[( 149 - 501 ) ÷ 501] x 100 = -70.26%
Formula
Percentage change = [(149 - 501) / 501] x 100
Subtract the new number by the original number
149 - 501 = -352
-352 ÷ 501 = -0.7025948103792415
-0.7025948103792415 x 100 = -70.26%