89.5% is the change from 238 to 451
Calculation steps:
[( 451 - 238 ) ÷ 238] x 100 = 89.5%
Formula
Percentage change = [(451 - 238) / 238] x 100
Subtract the new number by the original number
451 - 238 = 213
213 ÷ 238 = 0.8949579831932774
0.8949579831932774 x 100 = 89.5%