-45.43% is the change from 634 to 346
Calculation steps:
[( 346 - 634 ) ÷ 634] x 100 = -45.43%
Formula
Percentage change = [(346 - 634) / 634] x 100
Subtract the new number by the original number
346 - 634 = -288
-288 ÷ 634 = -0.45425867507886436
-0.45425867507886436 x 100 = -45.43%