294% is the change from 50 to 197
Calculation steps:
[( 197 - 50 ) ÷ 50] x 100 = 294%
Formula
Percentage change = [(197 - 50) / 50] x 100
Subtract the new number by the original number
197 - 50 = 147
147 ÷ 50 = 2.94
2.94 x 100 = 294%
Example