-58.78% is the change from 917 to 378
Calculation steps:
[( 378 - 917 ) ÷ 917] x 100 = -58.78%
Formula
Percentage change = [(378 - 917) / 917] x 100
Subtract the new number by the original number
378 - 917 = -539
-539 ÷ 917 = -0.5877862595419847
-0.5877862595419847 x 100 = -58.78%