59.09% is the change from 198 to 315
Calculation steps:
[( 315 - 198 ) ÷ 198] x 100 = 59.09%
Formula
Percentage change = [(315 - 198) / 198] x 100
Subtract the new number by the original number
315 - 198 = 117
117 ÷ 198 = 0.5909090909090909
0.5909090909090909 x 100 = 59.09%