138.88% is the change from 409 to 977
Calculation steps:
[( 977 - 409 ) ÷ 409] x 100 = 138.88%
Formula
Percentage change = [(977 - 409) / 409] x 100
Subtract the new number by the original number
977 - 409 = 568
568 ÷ 409 = 1.3887530562347188
1.3887530562347188 x 100 = 138.88%