-61.97% is the change from 902 to 343
Calculation steps:
[( 343 - 902 ) ÷ 902] x 100 = -61.97%
Formula
Percentage change = [(343 - 902) / 902] x 100
Subtract the new number by the original number
343 - 902 = -559
-559 ÷ 902 = -0.6197339246119734
-0.6197339246119734 x 100 = -61.97%