-23.5% is the change from 915 to 700
Calculation steps:
[( 700 - 915 ) ÷ 915] x 100 = -23.5%
Formula
Percentage change = [(700 - 915) / 915] x 100
Subtract the new number by the original number
700 - 915 = -215
-215 ÷ 915 = -0.23497267759562843
-0.23497267759562843 x 100 = -23.5%