-31.39% is the change from 790 to 542
Calculation steps:
[( 542 - 790 ) ÷ 790] x 100 = -31.39%
Formula
Percentage change = [(542 - 790) / 790] x 100
Subtract the new number by the original number
542 - 790 = -248
-248 ÷ 790 = -0.3139240506329114
-0.3139240506329114 x 100 = -31.39%