14.99% is the change from 427 to 491
Calculation steps:
[( 491 - 427 ) ÷ 427] x 100 = 14.99%
Formula
Percentage change = [(491 - 427) / 427] x 100
Subtract the new number by the original number
491 - 427 = 64
64 ÷ 427 = 0.14988290398126464
0.14988290398126464 x 100 = 14.99%