19.7% is the change from 198 to 237
Calculation steps:
[( 237 - 198 ) ÷ 198] x 100 = 19.7%
Formula
Percentage change = [(237 - 198) / 198] x 100
Subtract the new number by the original number
237 - 198 = 39
39 ÷ 198 = 0.19696969696969696
0.19696969696969696 x 100 = 19.7%