-69.34% is the change from 486 to 149
Calculation steps:
[( 149 - 486 ) ÷ 486] x 100 = -69.34%
Formula
Percentage change = [(149 - 486) / 486] x 100
Subtract the new number by the original number
149 - 486 = -337
-337 ÷ 486 = -0.6934156378600823
-0.6934156378600823 x 100 = -69.34%