1.57% is the change from 957 to 972
Calculation steps:
[( 972 - 957 ) ÷ 957] x 100 = 1.57%
Formula
Percentage change = [(972 - 957) / 957] x 100
Subtract the new number by the original number
972 - 957 = 15
15 ÷ 957 = 0.01567398119122257
0.01567398119122257 x 100 = 1.57%