-78.1% is the change from 945 to 207
Calculation steps:
[( 207 - 945 ) ÷ 945] x 100 = -78.1%
Formula
Percentage change = [(207 - 945) / 945] x 100
Subtract the new number by the original number
207 - 945 = -738
-738 ÷ 945 = -0.780952380952381
-0.780952380952381 x 100 = -78.1%