21.01% is the change from 376 to 455
Calculation steps:
[( 455 - 376 ) ÷ 376] x 100 = 21.01%
Formula
Percentage change = [(455 - 376) / 376] x 100
Subtract the new number by the original number
455 - 376 = 79
79 ÷ 376 = 0.21010638297872342
0.21010638297872342 x 100 = 21.01%