-15.82% is the change from 550 to 463
Calculation steps:
[( 463 - 550 ) ÷ 550] x 100 = -15.82%
Formula
Percentage change = [(463 - 550) / 550] x 100
Subtract the new number by the original number
463 - 550 = -87
-87 ÷ 550 = -0.15818181818181817
-0.15818181818181817 x 100 = -15.82%