-77.1% is the change from 974 to 223
Calculation steps:
[( 223 - 974 ) ÷ 974] x 100 = -77.1%
Formula
Percentage change = [(223 - 974) / 974] x 100
Subtract the new number by the original number
223 - 974 = -751
-751 ÷ 974 = -0.771047227926078
-0.771047227926078 x 100 = -77.1%