26.55% is the change from 678 to 858
Calculation steps:
[( 858 - 678 ) ÷ 678] x 100 = 26.55%
Formula
Percentage change = [(858 - 678) / 678] x 100
Subtract the new number by the original number
858 - 678 = 180
180 ÷ 678 = 0.26548672566371684
0.26548672566371684 x 100 = 26.55%