38.38% is the change from 370 to 512
Calculation steps:
[( 512 - 370 ) ÷ 370] x 100 = 38.38%
Formula
Percentage change = [(512 - 370) / 370] x 100
Subtract the new number by the original number
512 - 370 = 142
142 ÷ 370 = 0.3837837837837838
0.3837837837837838 x 100 = 38.38%