-65.08% is the change from 988 to 345
Calculation steps:
[( 345 - 988 ) ÷ 988] x 100 = -65.08%
Formula
Percentage change = [(345 - 988) / 988] x 100
Subtract the new number by the original number
345 - 988 = -643
-643 ÷ 988 = -0.6508097165991903
-0.6508097165991903 x 100 = -65.08%