-11.3% is the change from 699 to 620
Calculation steps:
[( 620 - 699 ) ÷ 699] x 100 = -11.3%
Formula
Percentage change = [(620 - 699) / 699] x 100
Subtract the new number by the original number
620 - 699 = -79
-79 ÷ 699 = -0.11301859799713877
-0.11301859799713877 x 100 = -11.3%