-63% is the change from 600 to 222
Calculation steps:
[( 222 - 600 ) ÷ 600] x 100 = -63%
Formula
Percentage change = [(222 - 600) / 600] x 100
Subtract the new number by the original number
222 - 600 = -378
-378 ÷ 600 = -0.63
-0.63 x 100 = -63%
Example