Question

2+2+2897 jod kar pahle or aakhri sankhya me antar bataiye

Answer 1

2 + 2 + 2897 = 2897+4 =2901
2897 - 2901 = 4

Answer 2

hii,

2 + 2 + 2897 = 2901,
2897 - 2807 = (-4)

hope this is what you needed :)