1738.1% is the change from 21 to 386
Calculation steps:
[( 386 - 21 ) ÷ 21] x 100 = 1738.1%
Formula
Percentage change = [(386 - 21) / 21] x 100
Subtract the new number by the original number
386 - 21 = 365
365 ÷ 21 = 17.38095238095238
17.38095238095238 x 100 = 1738.1%