6.43% is the change from 855 to 910
Calculation steps:
[( 910 - 855 ) ÷ 855] x 100 = 6.43%
Formula
Percentage change = [(910 - 855) / 855] x 100
Subtract the new number by the original number
910 - 855 = 55
55 ÷ 855 = 0.06432748538011696
0.06432748538011696 x 100 = 6.43%