-62.72% is the change from 920 to 343
Calculation steps:
[( 343 - 920 ) ÷ 920] x 100 = -62.72%
Formula
Percentage change = [(343 - 920) / 920] x 100
Subtract the new number by the original number
343 - 920 = -577
-577 ÷ 920 = -0.6271739130434782
-0.6271739130434782 x 100 = -62.72%