74.24% is the change from 198 to 345
Calculation steps:
[( 345 - 198 ) ÷ 198] x 100 = 74.24%
Formula
Percentage change = [(345 - 198) / 198] x 100
Subtract the new number by the original number
345 - 198 = 147
147 ÷ 198 = 0.7424242424242424
0.7424242424242424 x 100 = 74.24%