-12.38% is the change from 630 to 552
Calculation steps:
[( 552 - 630 ) ÷ 630] x 100 = -12.38%
Formula
Percentage change = [(552 - 630) / 630] x 100
Subtract the new number by the original number
552 - 630 = -78
-78 ÷ 630 = -0.12380952380952381
-0.12380952380952381 x 100 = -12.38%