27.38% is the change from 526 to 670
Calculation steps:
[( 670 - 526 ) ÷ 526] x 100 = 27.38%
Formula
Percentage change = [(670 - 526) / 526] x 100
Subtract the new number by the original number
670 - 526 = 144
144 ÷ 526 = 0.2737642585551331
0.2737642585551331 x 100 = 27.38%