-57.3% is the change from 801 to 342
Calculation steps:
[( 342 - 801 ) ÷ 801] x 100 = -57.3%
Formula
Percentage change = [(342 - 801) / 801] x 100
Subtract the new number by the original number
342 - 801 = -459
-459 ÷ 801 = -0.5730337078651685
-0.5730337078651685 x 100 = -57.3%