-1.93% is the change from 983 to 964
Calculation steps:
[( 964 - 983 ) ÷ 983] x 100 = -1.93%
Formula
Percentage change = [(964 - 983) / 983] x 100
Subtract the new number by the original number
964 - 983 = -19
-19 ÷ 983 = -0.019328585961342827
-0.019328585961342827 x 100 = -1.93%