-62.24% is the change from 670 to 253
Calculation steps:
[( 253 - 670 ) ÷ 670] x 100 = -62.24%
Formula
Percentage change = [(253 - 670) / 670] x 100
Subtract the new number by the original number
253 - 670 = -417
-417 ÷ 670 = -0.6223880597014926
-0.6223880597014926 x 100 = -62.24%