140% is the change from 215 to 516
Calculation steps:
[( 516 - 215 ) ÷ 215] x 100 = 140%
Formula
Percentage change = [(516 - 215) / 215] x 100
Subtract the new number by the original number
516 - 215 = 301
301 ÷ 215 = 1.4
1.4 x 100 = 140%
Example