-54.53% is the change from 607 to 276
Calculation steps:
[( 276 - 607 ) ÷ 607] x 100 = -54.53%
Formula
Percentage change = [(276 - 607) / 607] x 100
Subtract the new number by the original number
276 - 607 = -331
-331 ÷ 607 = -0.5453047775947282
-0.5453047775947282 x 100 = -54.53%