39.13% is the change from 552 to 768
Calculation steps:
[( 768 - 552 ) ÷ 552] x 100 = 39.13%
Formula
Percentage change = [(768 - 552) / 552] x 100
Subtract the new number by the original number
768 - 552 = 216
216 ÷ 552 = 0.391304347826087
0.391304347826087 x 100 = 39.13%