-49.05% is the change from 210 to 107
Calculation steps:
[( 107 - 210 ) ÷ 210] x 100 = -49.05%
Formula
Percentage change = [(107 - 210) / 210] x 100
Subtract the new number by the original number
107 - 210 = -103
-103 ÷ 210 = -0.49047619047619045
-0.49047619047619045 x 100 = -49.05%