-23.36% is the change from 274 to 210
Calculation steps:
[( 210 - 274 ) ÷ 274] x 100 = -23.36%
Formula
Percentage change = [(210 - 274) / 274] x 100
Subtract the new number by the original number
210 - 274 = -64
-64 ÷ 274 = -0.23357664233576642
-0.23357664233576642 x 100 = -23.36%