50.08% is the change from 651 to 977
Calculation steps:
[( 977 - 651 ) ÷ 651] x 100 = 50.08%
Formula
Percentage change = [(977 - 651) / 651] x 100
Subtract the new number by the original number
977 - 651 = 326
326 ÷ 651 = 0.500768049155146
0.500768049155146 x 100 = 50.08%