-70.12% is the change from 917 to 274
Calculation steps:
[( 274 - 917 ) ÷ 917] x 100 = -70.12%
Formula
Percentage change = [(274 - 917) / 917] x 100
Subtract the new number by the original number
274 - 917 = -643
-643 ÷ 917 = -0.7011995637949836
-0.7011995637949836 x 100 = -70.12%