58.38% is the change from 197 to 312
Calculation steps:
[( 312 - 197 ) ÷ 197] x 100 = 58.38%
Formula
Percentage change = [(312 - 197) / 197] x 100
Subtract the new number by the original number
312 - 197 = 115
115 ÷ 197 = 0.583756345177665
0.583756345177665 x 100 = 58.38%