367.9% is the change from 81 to 379
Calculation steps:
[( 379 - 81 ) ÷ 81] x 100 = 367.9%
Formula
Percentage change = [(379 - 81) / 81] x 100
Subtract the new number by the original number
379 - 81 = 298
298 ÷ 81 = 3.6790123456790123
3.6790123456790123 x 100 = 367.9%