1.63% is the change from 981 to 997
Calculation steps:
[( 997 - 981 ) ÷ 981] x 100 = 1.63%
Formula
Percentage change = [(997 - 981) / 981] x 100
Subtract the new number by the original number
997 - 981 = 16
16 ÷ 981 = 0.0163098878695209
0.0163098878695209 x 100 = 1.63%