-47.46% is the change from 276 to 145
Calculation steps:
[( 145 - 276 ) ÷ 276] x 100 = -47.46%
Formula
Percentage change = [(145 - 276) / 276] x 100
Subtract the new number by the original number
145 - 276 = -131
-131 ÷ 276 = -0.4746376811594203
-0.4746376811594203 x 100 = -47.46%