275% is the change from 252 to 945
Calculation steps:
[( 945 - 252 ) ÷ 252] x 100 = 275%
Formula
Percentage change = [(945 - 252) / 252] x 100
Subtract the new number by the original number
945 - 252 = 693
693 ÷ 252 = 2.75
2.75 x 100 = 275%
Example