15.21% is the change from 848 to 977
Calculation steps:
[( 977 - 848 ) ÷ 848] x 100 = 15.21%
Formula
Percentage change = [(977 - 848) / 848] x 100
Subtract the new number by the original number
977 - 848 = 129
129 ÷ 848 = 0.15212264150943397
0.15212264150943397 x 100 = 15.21%