17.15% is the change from 834 to 977
Calculation steps:
[( 977 - 834 ) ÷ 834] x 100 = 17.15%
Formula
Percentage change = [(977 - 834) / 834] x 100
Subtract the new number by the original number
977 - 834 = 143
143 ÷ 834 = 0.17146282973621102
0.17146282973621102 x 100 = 17.15%