-40.1% is the change from 207 to 124
Calculation steps:
[( 124 - 207 ) ÷ 207] x 100 = -40.1%
Formula
Percentage change = [(124 - 207) / 207] x 100
Subtract the new number by the original number
124 - 207 = -83
-83 ÷ 207 = -0.40096618357487923
-0.40096618357487923 x 100 = -40.1%