-70.7% is the change from 157 to 46
Calculation steps:
[( 46 - 157 ) ÷ 157] x 100 = -70.7%
Formula
Percentage change = [(46 - 157) / 157] x 100
Subtract the new number by the original number
46 - 157 = -111
-111 ÷ 157 = -0.7070063694267515
-0.7070063694267515 x 100 = -70.7%