1.9% is the change from 211 to 215
Calculation steps:
[( 215 - 211 ) ÷ 211] x 100 = 1.9%
Formula
Percentage change = [(215 - 211) / 211] x 100
Subtract the new number by the original number
215 - 211 = 4
4 ÷ 211 = 0.018957345971563982
0.018957345971563982 x 100 = 1.9%