-70.04% is the change from 918 to 275
Calculation steps:
[( 275 - 918 ) ÷ 918] x 100 = -70.04%
Formula
Percentage change = [(275 - 918) / 918] x 100
Subtract the new number by the original number
275 - 918 = -643
-643 ÷ 918 = -0.7004357298474946
-0.7004357298474946 x 100 = -70.04%