2.17% is the change from 920 to 940
Calculation steps:
[( 940 - 920 ) ÷ 920] x 100 = 2.17%
Formula
Percentage change = [(940 - 920) / 920] x 100
Subtract the new number by the original number
940 - 920 = 20
20 ÷ 920 = 0.021739130434782608
0.021739130434782608 x 100 = 2.17%