-62.96% is the change from 918 to 340
Calculation steps:
[( 340 - 918 ) ÷ 918] x 100 = -62.96%
Formula
Percentage change = [(340 - 918) / 918] x 100
Subtract the new number by the original number
340 - 918 = -578
-578 ÷ 918 = -0.6296296296296297
-0.6296296296296297 x 100 = -62.96%