-50.45% is the change from 553 to 274
Calculation steps:
[( 274 - 553 ) ÷ 553] x 100 = -50.45%
Formula
Percentage change = [(274 - 553) / 553] x 100
Subtract the new number by the original number
274 - 553 = -279
-279 ÷ 553 = -0.5045207956600362
-0.5045207956600362 x 100 = -50.45%