6.98% is the change from 315 to 337
Calculation steps:
[( 337 - 315 ) ÷ 315] x 100 = 6.98%
Formula
Percentage change = [(337 - 315) / 315] x 100
Subtract the new number by the original number
337 - 315 = 22
22 ÷ 315 = 0.06984126984126984
0.06984126984126984 x 100 = 6.98%