-78.95% is the change from 247 to 52
Calculation steps:
[( 52 - 247 ) ÷ 247] x 100 = -78.95%
Formula
Percentage change = [(52 - 247) / 247] x 100
Subtract the new number by the original number
52 - 247 = -195
-195 ÷ 247 = -0.7894736842105263
-0.7894736842105263 x 100 = -78.95%