228.99% is the change from 138 to 454
Calculation steps:
[( 454 - 138 ) ÷ 138] x 100 = 228.99%
Formula
Percentage change = [(454 - 138) / 138] x 100
Subtract the new number by the original number
454 - 138 = 316
316 ÷ 138 = 2.289855072463768
2.289855072463768 x 100 = 228.99%