-70.99% is the change from 548 to 159
Calculation steps:
[( 159 - 548 ) ÷ 548] x 100 = -70.99%
Formula
Percentage change = [(159 - 548) / 548] x 100
Subtract the new number by the original number
159 - 548 = -389
-389 ÷ 548 = -0.7098540145985401
-0.7098540145985401 x 100 = -70.99%