-93.77% is the change from 674 to 42
Calculation steps:
[( 42 - 674 ) ÷ 674] x 100 = -93.77%
Formula
Percentage change = [(42 - 674) / 674] x 100
Subtract the new number by the original number
42 - 674 = -632
-632 ÷ 674 = -0.9376854599406528
-0.9376854599406528 x 100 = -93.77%