-65.8% is the change from 997 to 341
Calculation steps:
[( 341 - 997 ) ÷ 997] x 100 = -65.8%
Formula
Percentage change = [(341 - 997) / 997] x 100
Subtract the new number by the original number
341 - 997 = -656
-656 ÷ 997 = -0.6579739217652959
-0.6579739217652959 x 100 = -65.8%