50% is the change from 376 to 564
Calculation steps:
[( 564 - 376 ) ÷ 376] x 100 = 50%
Formula
Percentage change = [(564 - 376) / 376] x 100
Subtract the new number by the original number
564 - 376 = 188
188 ÷ 376 = 0.5
0.5 x 100 = 50%
Example