-96.38% is the change from 276 to 10
Calculation steps:
[( 10 - 276 ) ÷ 276] x 100 = -96.38%
Formula
Percentage change = [(10 - 276) / 276] x 100
Subtract the new number by the original number
10 - 276 = -266
-266 ÷ 276 = -0.9637681159420289
-0.9637681159420289 x 100 = -96.38%