28.66% is the change from 670 to 862
Calculation steps:
[( 862 - 670 ) ÷ 670] x 100 = 28.66%
Formula
Percentage change = [(862 - 670) / 670] x 100
Subtract the new number by the original number
862 - 670 = 192
192 ÷ 670 = 0.2865671641791045
0.2865671641791045 x 100 = 28.66%