0.21% is the change from 938 to 940
Calculation steps:
[( 940 - 938 ) ÷ 938] x 100 = 0.21%
Formula
Percentage change = [(940 - 938) / 938] x 100
Subtract the new number by the original number
940 - 938 = 2
2 ÷ 938 = 0.0021321961620469083
0.0021321961620469083 x 100 = 0.21%