-42.37% is the change from 642 to 370
Calculation steps:
[( 370 - 642 ) ÷ 642] x 100 = -42.37%
Formula
Percentage change = [(370 - 642) / 642] x 100
Subtract the new number by the original number
370 - 642 = -272
-272 ÷ 642 = -0.4236760124610592
-0.4236760124610592 x 100 = -42.37%