25.47% is the change from 534 to 670
Calculation steps:
[( 670 - 534 ) ÷ 534] x 100 = 25.47%
Formula
Percentage change = [(670 - 534) / 534] x 100
Subtract the new number by the original number
670 - 534 = 136
136 ÷ 534 = 0.2546816479400749
0.2546816479400749 x 100 = 25.47%