2+2=? 3+1=? 5-2=? 4+1-2=? 1+1+5=?

Question

2+2=?
3+1=?
5-2=?
4+1-2=?
1+1+5=?

Comments

4,4,3,3,7

---

4,4,3,3,7

Answer 1

2+2=4; 3+1=4; 5-2=3; 4+1-2=3; 1+1+5=7

Answer 2

2+2=4
3+1=4
5-2=3
4+1-2=3
1+1+5=7