47.2% is the change from 214 to 315
Calculation steps:
[( 315 - 214 ) ÷ 214] x 100 = 47.2%
Formula
Percentage change = [(315 - 214) / 214] x 100
Subtract the new number by the original number
315 - 214 = 101
101 ÷ 214 = 0.4719626168224299
0.4719626168224299 x 100 = 47.2%