-45.85% is the change from 506 to 274
Calculation steps:
[( 274 - 506 ) ÷ 506] x 100 = -45.85%
Formula
Percentage change = [(274 - 506) / 506] x 100
Subtract the new number by the original number
274 - 506 = -232
-232 ÷ 506 = -0.45849802371541504
-0.45849802371541504 x 100 = -45.85%