29.84% is the change from 516 to 670
Calculation steps:
[( 670 - 516 ) ÷ 516] x 100 = 29.84%
Formula
Percentage change = [(670 - 516) / 516] x 100
Subtract the new number by the original number
670 - 516 = 154
154 ÷ 516 = 0.29844961240310075
0.29844961240310075 x 100 = 29.84%