-64.92% is the change from 975 to 342
Calculation steps:
[( 342 - 975 ) ÷ 975] x 100 = -64.92%
Formula
Percentage change = [(342 - 975) / 975] x 100
Subtract the new number by the original number
342 - 975 = -633
-633 ÷ 975 = -0.6492307692307693
-0.6492307692307693 x 100 = -64.92%