-50.36% is the change from 697 to 346
Calculation steps:
[( 346 - 697 ) ÷ 697] x 100 = -50.36%
Formula
Percentage change = [(346 - 697) / 697] x 100
Subtract the new number by the original number
346 - 697 = -351
-351 ÷ 697 = -0.503586800573888
-0.503586800573888 x 100 = -50.36%