31.84% is the change from 245 to 323
Calculation steps:
[( 323 - 245 ) ÷ 245] x 100 = 31.84%
Formula
Percentage change = [(323 - 245) / 245] x 100
Subtract the new number by the original number
323 - 245 = 78
78 ÷ 245 = 0.3183673469387755
0.3183673469387755 x 100 = 31.84%