15% is the change from 380 to 437
Calculation steps:
[( 437 - 380 ) ÷ 380] x 100 = 15%
Formula
Percentage change = [(437 - 380) / 380] x 100
Subtract the new number by the original number
437 - 380 = 57
57 ÷ 380 = 0.15
0.15 x 100 = 15%
Example