6.57% is the change from 350 to 373
Calculation steps:
[( 373 - 350 ) ÷ 350] x 100 = 6.57%
Formula
Percentage change = [(373 - 350) / 350] x 100
Subtract the new number by the original number
373 - 350 = 23
23 ÷ 350 = 0.06571428571428571
0.06571428571428571 x 100 = 6.57%