-93.59% is the change from 343 to 22
Calculation steps:
[( 22 - 343 ) ÷ 343] x 100 = -93.59%
Formula
Percentage change = [(22 - 343) / 343] x 100
Subtract the new number by the original number
22 - 343 = -321
-321 ÷ 343 = -0.9358600583090378
-0.9358600583090378 x 100 = -93.59%