2.1% is the change from 952 to 972
Calculation steps:
[( 972 - 952 ) ÷ 952] x 100 = 2.1%
Formula
Percentage change = [(972 - 952) / 952] x 100
Subtract the new number by the original number
972 - 952 = 20
20 ÷ 952 = 0.02100840336134454
0.02100840336134454 x 100 = 2.1%