-70.05% is the change from 838 to 251
Calculation steps:
[( 251 - 838 ) ÷ 838] x 100 = -70.05%
Formula
Percentage change = [(251 - 838) / 838] x 100
Subtract the new number by the original number
251 - 838 = -587
-587 ÷ 838 = -0.7004773269689738
-0.7004773269689738 x 100 = -70.05%