-49.1% is the change from 442 to 225
Calculation steps:
[( 225 - 442 ) ÷ 442] x 100 = -49.1%
Formula
Percentage change = [(225 - 442) / 442] x 100
Subtract the new number by the original number
225 - 442 = -217
-217 ÷ 442 = -0.49095022624434387
-0.49095022624434387 x 100 = -49.1%