1643.75% is the change from 16 to 279
Calculation steps:
[( 279 - 16 ) ÷ 16] x 100 = 1643.75%
Formula
Percentage change = [(279 - 16) / 16] x 100
Subtract the new number by the original number
279 - 16 = 263
263 ÷ 16 = 16.4375
16.4375 x 100 = 1643.75%