-77.3% is the change from 282 to 64
Calculation steps:
[( 64 - 282 ) ÷ 282] x 100 = -77.3%
Formula
Percentage change = [(64 - 282) / 282] x 100
Subtract the new number by the original number
64 - 282 = -218
-218 ÷ 282 = -0.7730496453900709
-0.7730496453900709 x 100 = -77.3%