-37.5% is the change from 552 to 345
Calculation steps:
[( 345 - 552 ) ÷ 552] x 100 = -37.5%
Formula
Percentage change = [(345 - 552) / 552] x 100
Subtract the new number by the original number
345 - 552 = -207
-207 ÷ 552 = -0.375
-0.375 x 100 = -37.5%