-29.47% is the change from 492 to 347
Calculation steps:
[( 347 - 492 ) ÷ 492] x 100 = -29.47%
Formula
Percentage change = [(347 - 492) / 492] x 100
Subtract the new number by the original number
347 - 492 = -145
-145 ÷ 492 = -0.29471544715447157
-0.29471544715447157 x 100 = -29.47%