37.58% is the change from 612 to 842
Calculation steps:
[( 842 - 612 ) ÷ 612] x 100 = 37.58%
Formula
Percentage change = [(842 - 612) / 612] x 100
Subtract the new number by the original number
842 - 612 = 230
230 ÷ 612 = 0.3758169934640523
0.3758169934640523 x 100 = 37.58%