-47% is the change from 517 to 274
Calculation steps:
[( 274 - 517 ) ÷ 517] x 100 = -47%
Formula
Percentage change = [(274 - 517) / 517] x 100
Subtract the new number by the original number
274 - 517 = -243
-243 ÷ 517 = -0.4700193423597679
-0.4700193423597679 x 100 = -47%