-58.74% is the change from 749 to 309
Calculation steps:
[( 309 - 749 ) ÷ 749] x 100 = -58.74%
Formula
Percentage change = [(309 - 749) / 749] x 100
Subtract the new number by the original number
309 - 749 = -440
-440 ÷ 749 = -0.5874499332443258
-0.5874499332443258 x 100 = -58.74%