What Comes next in the sequence - 298, 209, 129, 58, ??

Answer 1

-4
298 - 209 = 89
209 - 129 = 80
129 - 58 = 71
58 - -4 = 62

Answer 2

298-89=209
209-80=129
129-71=58
58-62=-4
So ans is -4

Answer 3

298 - 209 = 89
209 - 129 = 80
129 - 58 = 71
58 - (-4) = 62

Ans :- -4