-78.67% is the change from 347 to 74
Calculation steps:
[( 74 - 347 ) ÷ 347] x 100 = -78.67%
Formula
Percentage change = [(74 - 347) / 347] x 100
Subtract the new number by the original number
74 - 347 = -273
-273 ÷ 347 = -0.7867435158501441
-0.7867435158501441 x 100 = -78.67%