-70.86% is the change from 947 to 276
Calculation steps:
[( 276 - 947 ) ÷ 947] x 100 = -70.86%
Formula
Percentage change = [(276 - 947) / 947] x 100
Subtract the new number by the original number
276 - 947 = -671
-671 ÷ 947 = -0.7085533262935586
-0.7085533262935586 x 100 = -70.86%