-23.22% is the change from 547 to 420
Calculation steps:
[( 420 - 547 ) ÷ 547] x 100 = -23.22%
Formula
Percentage change = [(420 - 547) / 547] x 100
Subtract the new number by the original number
420 - 547 = -127
-127 ÷ 547 = -0.23217550274223034
-0.23217550274223034 x 100 = -23.22%