-70.34% is the change from 499 to 148
Calculation steps:
[( 148 - 499 ) ÷ 499] x 100 = -70.34%
Formula
Percentage change = [(148 - 499) / 499] x 100
Subtract the new number by the original number
148 - 499 = -351
-351 ÷ 499 = -0.7034068136272545
-0.7034068136272545 x 100 = -70.34%