198.51% is the change from 134 to 400
Calculation steps:
[( 400 - 134 ) ÷ 134] x 100 = 198.51%
Formula
Percentage change = [(400 - 134) / 134] x 100
Subtract the new number by the original number
400 - 134 = 266
266 ÷ 134 = 1.9850746268656716
1.9850746268656716 x 100 = 198.51%