-92.3% is the change from 623 to 48
Calculation steps:
[( 48 - 623 ) ÷ 623] x 100 = -92.3%
Formula
Percentage change = [(48 - 623) / 623] x 100
Subtract the new number by the original number
48 - 623 = -575
-575 ÷ 623 = -0.9229534510433387
-0.9229534510433387 x 100 = -92.3%